Chamberlain Garage Door Opener WD822KD User Manual

The Chamberlain Group, Inc.  
845 Larch Avenue  
Elmhurst, Illinois 60126-1196  
®
GARAGE DOOR OPENER  
Model WD822KD 1/2 HP  
For Residential Use Only  
Owner’s Manual  
Please read this manual and the enclosed safety materials carefully!  
Fasten the manual near the garage door after installation.  
The door WILL NOT CLOSE unless The Protector System® is connected and properly aligned.  
Periodic checks of the opener are required to ensure safe operation.  
The model number label is located on the left side panel of your opener.  
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Preparing your garage door  
Before you begin:  
Disable locks.  
To prevent possible SERIOUS INJURY or DEATH:  
• ALWAYS call a trained door systems technician if  
garage door binds, sticks or is out of balance. An  
unbalanced garage door may NOT reverse when  
required.  
• NEVER try to loosen, move or adjust garage door,  
door springs, cables, pulleys, brackets or their  
hardware, ALL of which are under EXTREME tension.  
Remove any ropes connected to garage door.  
Complete the following test to make sure your garage  
door is balanced and is not sticking or binding:  
1. Lift the door about halfway as shown. Release the  
door. If balanced, it should stay in place, supported  
entirely by its springs.  
2. Raise and lower the door to see if there is any  
binding or sticking.  
• Disable ALL locks and remove ALL ropes connected  
to garage door BEFORE installing and operating  
garage door opener to avoid entanglement.  
If your door binds, sticks, or is out of balance, call a  
trained door systems technician.  
To prevent damage to garage door and opener:  
• ALWAYS disable locks BEFORE installing and  
operating the opener.  
• ONLY operate garage door opener at 120V, 60 Hz to  
avoid malfunction and damage.  
Sectional Door  
One-Piece Door  
Tools needed  
During assembly, installation and adjustment of the  
opener, instructions will call for hand tools as illustrated  
below.  
Carpenter’s  
Level (optional)  
Pencil  
Hack Saw  
Tape Measure  
Claw Hammer  
Screwdriver  
Drill Bits  
3/16", 5/16"  
and 5/32"  
Wire Cutters  
Pliers  
Drill  
Stepladder  
Sockets and Wrench  
1/2", 5/8", 7/16", 9/16"  
and 1/4"  
Adjustable End Wrench  
3
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Planning  
Identify the type and height of your garage door. Survey  
your garage area to see if any of the conditions below  
apply to your installation. Additional materials may be  
required. You may find it helpful to refer back to this page  
and the accompanying illustrations as you proceed with  
the installation of your opener.  
Do you have an access door in addition to the garage  
door? If not, Model 7702CB Emergency Key Release is  
required. See Accessories page.  
Look at the garage door where it meets the floor. Any  
gap between the floor and the bottom of the door must  
not exceed 1/4" (6 mm). Otherwise, the safety reversal  
system may not work properly. See Adjustment Step 3.  
Floor or door should be repaired.  
Depending on your requirements, there are several  
installation steps which may call for materials or hardware  
not included in the carton.  
Installation Step 1 – Look at the wall or ceiling above  
the garage door. The header bracket must be securely  
fastened to structural supports.  
SECTIONAL DOOR INSTALLATIONS  
Do you have a steel, aluminum, fiberglass or glass  
panel door? If so, horizontal and vertical reinforcement  
is required (Installation Step 11).  
Installation Step 5 – Do you have a finished ceiling in  
your garage? If so, a support bracket and additional  
fastening hardware may be required.  
The opener should be installed above the center of the  
door. If there is a torsion spring or center bearing plate  
in the way of the header bracket, it may be installed  
within 4 feet (1.2 m) to the left or right of the door  
center. See Installation Steps 1 and 11.  
Installation Step 10 – Depending upon garage  
construction, extension brackets or wood blocks may  
be needed to install sensors.  
Installation Step 10 – Alternate floor mounting of  
the safety reversing sensor will require hardware not  
provided.  
If your door is more than 7 feet (2.1 m) high, see rail  
extension kits listed on Accessories page.  
SECTIONAL DOOR INSTALLATION  
FINISHED CEILING  
Support bracket &  
fastening hardware  
is required.  
Horizontal and vertical reinforcement  
is needed for lightweight garage  
doors (fiberglass, steel, aluminum,  
door with glass panels, etc.).  
See page 23 for details.  
See page 15.  
Header Wall  
Extension  
Spring  
Motor unit  
Torsion  
Spring  
OR  
Access  
Door  
Vertical  
Centerline  
of Garage Door  
Wall-  
mounted  
Door  
Header Trolley  
Bracket Stop Bolt  
CLOSED POSITION  
Control  
Trolley  
Garage  
Door  
Belt  
Safety  
Reversing  
Sensor  
Spring  
Gap between floor and  
bottom of door must not  
exceed 1/4" (6 mm).  
Emergency  
Release Rope  
& Handle  
Straight  
Door  
Safety Reversing Sensor  
Arm  
Header  
Wall  
Door  
Bracket  
Curved  
Door Arm  
Garage  
Door  
4
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Planning (Continued)  
ONE-PIECE DOOR INSTALLATIONS  
Without a properly working safety reversal system,  
persons (particularly small children) could be  
SERIOUSLY INJURED or KILLED by a closing garage  
door.  
Generally, a one-piece door does not require  
reinforcement. If your door is lightweight, refer to the  
information relating to sectional doors in Installation  
Step 11.  
• The gap between the bottom of the garage door and  
the floor MUST NOT exceed 1/4" (6 mm). Otherwise,  
the safety reversal system may NOT work properly.  
• The floor or the garage door MUST be repaired to  
eliminate the gap.  
Depending on your door’s construction, you may need  
additional mounting hardware for the door bracket  
(Step 11).  
ONE-PIECE DOOR WITHOUT TRACK  
FINISHED CEILING  
Support bracket &  
fastening hardware  
is required.  
See page 15.  
Rail  
Header Wall  
Motor unit  
Wall-mounted  
Door Control  
Access  
Door  
CLOSED POSITION  
Trolley  
Stop Bolt  
Trolley  
Belt  
Header  
Bracket  
Door Bracket  
Rail  
Emergency  
Release  
Rope &  
Safety Reversing  
Sensor  
Gap between floor and  
Curved  
Door  
Arm  
Safety Reversing bottom of door must not  
Straight  
Door Arm  
Handle  
Sensor  
exceed 1/4" (6 mm).  
Header  
Wall  
Garage  
Door  
ONE-PIECE DOOR WITH TRACK  
CLOSED POSITION  
Trolley  
Trolley Stop Bolt  
Belt  
Header  
Wall  
Curved  
Header  
Bracket  
Rail  
Access  
Door  
Door Arm  
Emergency  
Release  
Rope &  
Door  
Straight  
Door  
Bracket  
Handle  
Garage  
Door  
Arm  
Safety  
Gap between floor and  
bottom of door must not  
exceed 1/4" (6 mm).  
Reversing  
Safety Reversing  
Sensor  
Sensor  
5
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Carton Inventory  
Your garage door opener is packaged in one carton which  
contains the motor unit and all parts illustrated below.  
Accessories will depend on the model purchased. If  
anything is missing, carefully check the packing material.  
Parts may be stuck in the foam. Hardware for assembly  
and installation is shown on the next page. Save the carton  
and packing material until installation and adjustment is  
complete.  
Idler Pulley  
SECURITY®  
3-Button Remote Control (2)  
SECURITY®  
Keyless entry  
Multi-Function  
Door Control  
Trolley  
2-Conductor Bell Wire  
White & White/Red  
Door Bracket  
Rail  
Center/Back  
Sections  
Motor Unit with 2 Light Lenses  
Header Bracket  
Belt Cap Retainer  
Belt  
“U” Bracket  
Rail  
Front (header)  
Section  
Curved Door  
Straight Door  
Hanging Brackets  
Arm Section  
Arm Section  
Safety Labels  
and  
Literature  
The Protector System®  
(2) Safety Reversing Sensors  
Safety Sensor  
Bracket (2)  
(1 Sending Eye and 1 Receiving Eye)  
with 2-Conductor White & White/Black  
Bell Wire attached  
6
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Hardware Inventory  
Separate all hardware and group as shown below for the assembly and installation procedures.  
ASSEMBLY HARDWARE  
Spring/Trolley Nut (1)  
Nut  
3/8" (1)  
Lock Washer  
3/8" (1)  
Lock Nut  
1/4"-20 (2)  
Bolt 1/4"-20x1-3/4" (2)  
Master  
Link (2)  
Idler Bolt (1)  
Trolley Threaded Shaft (1)  
INSTALLATION HARDWARE  
Carriage Bolt  
1/4"-20x1/2" (2)  
Wing Nut  
1/4"-20 (2)  
Ring  
Fastener (3)  
Nut  
5/16"-18 (8)  
Lag Screw  
5/16"-9x1-5/8" (2)  
Hex Bolt  
5/16"-18x7/8" (4)  
Insulated  
Staples (30)  
Lock Washer  
5/16" (7)  
Screw 6-32x1" (2)  
Screw 6ABx1-1/4" (2)  
Lag Screw 5/16"-18x1-7/8" (2)  
Self-Threading Screw  
1/4"-14x5/8" (2)  
Drywall Anchors (2)  
Spacer (2)  
Clevis Pin  
5/16"x1" (1)  
Clevis Pin  
5/16"x1-1/2" (1)  
Clevis Pin  
5/16"x1-1/4" (1)  
Handle  
Rope  
7
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ASSEMBLY STEP 1  
Assemble the Rail & Install the Trolley  
To prevent INJURY from pinching, keep hands and  
fingers away from the joints while assembling the rail.  
To avoid installation difficulties, do not run the garage  
door opener until instructed to do so.  
3. Place the motor unit on packing material to protect  
the cover, and rest the back end of the rail on top.  
For convenience, put a support under the front end of  
the rail.  
The front rail has a cut out “window” at the door end  
(see illustration). The hole above this window is larger on  
the top of the rail than on the bottom. A smaller hole  
3-1/2" (8.9 cm) away is close to the rail edge. Rotate the  
back rail so it has a similar hole close to the opposite  
edge, about 4-3/4" (12 cm) from the far end.  
4. As a temporary stop, insert a screwdriver into the hole  
10" (25 cm) from the front end of the rail, as shown.  
1. Remove the straight door arm and hanging bracket  
packaged inside the front rail and set aside for  
Installation Step 5 and 12. NOTE: To prevent INJURY  
while unpacking the rail carefully remove the straight  
door arm stored within the rail section.  
5. Check to be sure there are 4 plastic wear pads inside  
the inner trolley. If they became loose during shipping,  
check all packing material. Snap them back into  
position as shown.  
6. Slide the trolley assembly along the rail from the back  
end to the screwdriver.  
2. Align the rail sections on a flat surface as shown and  
slide the tapered ends into the larger ones. Tabs along  
the side will lock into place.  
Trolley  
Tapered  
End  
KEEP LARGER  
HOLE ON TOP  
FRONT RAIL  
(TOP)  
Tapered  
End  
Back Rails  
(TO MOTOR UNIT)  
Tapered  
End  
Outer Trolley  
Tapered  
End  
Screwdriver  
Inner Trolley  
Tabs  
Window  
Cut-Out  
Front Rail  
(TO DOOR)  
Idler  
Pulley  
Hole  
Wear Pads  
8
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ASSEMBLY STEP 2  
Fasten the Rail to the Motor Unit  
To avoid SERIOUS damage to garage door opener,  
use ONLY those bolts/fasteners mounted in the top of  
the opener.  
Insert a 1/4"-20x1-3/4" bolt into the cover protection  
bolt hole on the back end of the rail as shown. Tighten  
securely with a 1/4"-20 lock nut. Do NOT overtighten.  
Remove the two bolts from the top of the motor unit.  
Motor Unit  
Sprocket  
Bolts  
Place the “U” bracket, flat side down, on the motor unit  
and align the bracket holes with the bolt holes. Fasten  
with the previously removed bolts.  
“U” Bracket  
Bolt  
Align the rail assembly with the top of the motor unit.  
Slide the rail end onto the “U” bracket, all the way to the  
stops that protrude on the top and sides of the bracket.  
Cover  
Protection  
Bolt Hole  
HARDWARE SHOWN ACTUAL SIZE  
Lock Nut  
1/4"-20  
SLIDE RAIL TO STOPS  
ON TOP AND SIDES  
OF BRACKET  
Lock Nut  
Bolt 1/4"-20x1-3/4"  
Bolt  
Rail  
ASSEMBLY STEP 3  
Install the Idler Pulley  
Lay the belt beside the rail, as shown. Grasp the  
end with the hooked trolley connector and pass  
approximately 12" (30 cm) of belt through the window.  
Keep the ribbed side toward the rail, and allow it to  
hang until Assembly Step 5.  
Pulley  
Nut  
Washer  
Idler  
Bolt  
Screwdriver  
Remove the tape from the idler pulley. The inside  
center should be pre-greased. If dry, regrease to ensure  
proper operation.  
Bolt  
Trolley  
Stop Hole  
Place the idler pulley into the window as shown.  
Grease  
Insert the idler bolt from the top through the rail  
and pulley. Tighten with a 3/8" lock washer and nut  
underneath the rail until the lock washer is compressed.  
Inside Pulley  
Idler  
Pulley  
Lock  
Washer  
3/8"  
Rotate the pulley to be sure it spins freely.  
Nut 3/8"  
Trolley  
Insert a 1/4"-20x1-3/4" bolt into the trolley stop hole in  
the front of the rail as shown. Tighten securely with a  
1/4"-20 lock nut.  
Lock  
Nut  
Idler  
Pulley  
Connector  
HARDWARE SHOWN ACTUAL SIZE  
Bolt 1/4"-20x1-3/4"  
Idler Bolt  
Lock Washer 3/8"  
Lock Nut 1/4"-20  
Nut 3/8"  
9
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ASSEMBLY STEP 4  
Install the Belt and Attach the Belt Cap  
Retainer  
To avoid possible SERIOUS INJURY to fingers from  
moving garage door opener:  
• ALWAYS keep hand clear of sprocket while operating  
opener.  
• Securely attach sprocket cover BEFORE operating.  
1. Pull the belt around the idler pulley and toward the  
trolley. The ribbed side must contact the pulley.  
2. Hook the trolley connector into the retaining slot on the  
trolley as shown.  
3. With the trolley against the screwdriver, dispense the  
remainder of the belt along the rail length toward the  
motor unit and around the sprocket. The sprocket teeth  
must engage the belt.  
4. Check to make sure the belt is not twisted and the  
FLAT side of the trolley threaded shaft is facing the rail.  
Connect the trolley threaded shaft with the master link,  
as illustrated:  
HARDWARE SHOWN ACTUAL SIZE  
• Push pins of master link bar through holes in end of  
belt and trolley threaded shaft.  
• Push master link cap over pins and past pin notches.  
• Slide clip-on spring over cap and onto pin notches  
until both pins are securely locked in place.  
Hex Screw 8x3/8"  
Spring/Trolley Nut  
5. Insert the trolley threaded shaft through the hole in the  
trolley. Be sure the belt is not twisted and the FLAT side  
faces the rail.  
6. Hold the belt at the trolley shaft as you thread the  
spring nut by hand onto the shaft until finger tight  
against the trolley. Do not use any tools.  
7. Remove the screwdriver.  
8. Position the belt cap retainer over the motor unit  
sprocket as shown and fasten to the mounting plate  
with 8x3/8" hex screws provided.  
Master Link  
Clip-On Spring  
Master Link Cap  
Pin  
Notch  
Trolley  
Threaded  
Shaft  
Master  
Link Bar  
Hole  
Retaining  
Slot  
Trolley  
Connector  
Hex Screws  
#8x3/8"  
Belt Cap  
Retainer  
Motor Unit  
Sprocket  
Idler Pulley  
Mounting  
Plate  
Spring Nut  
10  
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ASSEMBLY STEP 5  
Set the Tension  
Insert a screwdriver tip into one of the nut ring slots  
and brace it firmly against the trolley.  
Place a 7/16" open end wrench on the square end.  
Rotate the nut about 1/4 turn until the spring releases  
and snaps the nut ring against the trolley.  
Nut Ring Slot  
Square End  
This sets the spring to optimum belt tension.  
Trolley  
You have now finished assembling your garage door  
opener. Please read the following warnings before  
proceeding to the installation section.  
Square  
End  
Nut Ring  
Nut Ring  
BEFORE  
AFTER RELEASE  
1-1/4"  
(3.18 cm)  
1"  
(2.5 cm)  
INSTALLATION  
IMPORTANT INSTALLATION INSTRUCTIONS  
WARNING  
To reduce the risk of SEVERE INJURY or DEATH:  
1. READ AND FOLLOW ALL INSTALLATION WARNINGS  
AND INSTRUCTIONS.  
2. Install garage door opener ONLY on properly balanced  
and lubricated garage door. An improperly balanced  
door may NOT reverse when required and could result  
in SEVERE INJURY or DEATH.  
3. ALL repairs to cables, spring assemblies and other  
hardware MUST be made by a trained door systems  
technician BEFORE installing opener.  
4. Disable ALL locks and remove ALL ropes connected  
to garage door BEFORE installing opener to avoid  
entanglement.  
8. NEVER wear watches, rings or loose clothing while  
installing or servicing opener. They could be caught  
in garage door or opener mechanisms.  
9. Install wall-mounted garage door control:  
• within sight of the garage door.  
• out of reach of children at minimum height of  
5 feet (1.5 m).  
• away from ALL moving parts of the door.  
10. Place entrapment warning label on wall next to  
garage door control.  
11. Place manual release/safety reverse test label in plain  
view on inside of garage door.  
12. Upon completion of installation, test safety reversal  
system. Door MUST reverse on contact with a 1-1/2"  
(3.8 cm) high object (or a 2x4 laid flat) on the floor.  
5. Install garage door opener 7 feet (2.13 m) or more  
above floor.  
6. Mount emergency release handle 6 feet (1.83 m)  
above floor.  
7. NEVER connect garage door opener to power source  
until instructed to do so.  
11  
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INSTALLATION STEP 1  
Determine the Header Bracket Location  
Unfinished  
Ceiling  
OPTIONAL  
CEILING  
MOUNT  
FOR  
HEADER  
BRACKET  
Header Wall  
2x4  
Vertical Centerline  
of Garage Door  
To prevent possible SERIOUS INJURY or DEATH:  
2x4 Structural  
Supports  
• Header bracket MUST be RIGIDLY fastened to  
structural support on header wall or ceiling,  
otherwise garage door might NOT reverse when  
required. DO NOT install header bracket over drywall.  
• Concrete anchors MUST be used if mounting header  
bracket or 2x4 into masonry.  
• NEVER try to loosen, move or adjust garage door,  
springs, cables, pulleys, brackets, or their hardware,  
ALL of which are under EXTREME tension.  
Level  
(optional)  
• ALWAYS call a trained door systems technician if  
garage door binds, sticks, or is out of balance. An  
unbalanced garage door might NOT reverse when  
required.  
Installation procedures vary according to garage door  
types. Follow the instructions which apply to your door.  
1. Close the door and mark the inside vertical centerline of  
the garage door.  
2. Extend the line onto the header wall above the door.  
You can fasten the header bracket within 4 feet  
(1.22 m) of the left or right of the door center only if  
a torsion spring or center bearing plate is in the way;  
or you can attach it to the ceiling (see page 13) when  
clearance is minimal. (It may be mounted on the  
wall upside down if necessary, to gain approximately  
1/2" (1 cm).)  
Header Wall  
Header Wall  
2" (5 cm)  
2" (5 cm)  
Track  
Track  
Highest  
Door  
If you need to install the header bracket on a 2x4  
(on wall or ceiling), use lag screws (not provided)  
to securely fasten the 2x4 to structural supports as  
shown here and on page 13.  
Point  
of Travel  
Highest  
Point  
of Travel  
Door  
3. Open your door to the highest point of travel as shown.  
Draw an intersecting horizontal line on the header wall  
above the high point:  
Sectional door with  
curved track  
One-piece door with  
horizontal track  
2" (5 cm) above the high point for sectional door  
and one-piece door with track.  
8" (20 cm) above the high point for one-piece door  
without track.  
Header Wall  
Header Wall  
8" (20 cm)  
This height will provide travel clearance for the top edge  
of the door.  
8" (20 cm)  
NOTE: If the total number of inches exceeds the height  
available in your garage, use the maximum height  
possible, or refer to page 13 for ceiling installation.  
Door  
Highest  
Point  
Door  
of Travel  
Jamb  
Hardware  
Highest  
Point  
of Travel  
Pivot  
One-piece door without track:  
jamb hardware  
One-piece door without track:  
pivot hardware  
12  
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Wall Mount  
INSTALLATION STEP 2  
Install the Header Bracket  
You can attach the header bracket either to the wall above  
the garage door, or to the ceiling. Follow the instructions  
which will work best for your particular requirements. Do  
not install the header bracket over drywall. If installing  
into masonry, use concrete anchors (not provided).  
WALL HEADER BRACKET INSTALLATION  
Optional  
Mounting Holes  
Center the bracket on the vertical centerline with the  
bottom edge of the bracket on the horizontal line as  
shown (with the arrow pointing toward the ceiling).  
Mark the vertical set of bracket holes. Drill 3/16" pilot  
holes and fasten the bracket securely to a structural  
support with the hardware provided.  
Vertical  
Centerline  
of Garage  
Door  
- Header Wall -  
2x4  
Structural  
Support  
Header  
Bracket  
HARDWARE SHOWN ACTUAL SIZE  
Lag Screws  
5/16"-9x1-5/8"  
Lag Screw  
5/16"-9x1-5/8"  
Horizontal  
Line  
Door Spring  
- Garage Door -  
Highest Point of  
Garage Door Travel  
Vertical  
Centerline  
of Garage Door  
CEILING HEADER BRACKET INSTALLATION  
Extend the vertical centerline onto the ceiling as shown.  
Center the bracket on the vertical mark, no more than  
6" (15 cm) from the wall. Make sure the arrow is  
pointing away from the wall. The bracket can be  
mounted flush against the ceiling when clearance  
is minimal.  
Mark the side holes. Drill 3/16" pilot holes and fasten  
bracket securely to a structural support with the  
hardware provided.  
- Finished Ceiling -  
Vertical Centerline  
of Garage Door  
Header  
Bracket  
6" (15 cm) Maximum  
Door  
Spring  
Ceiling Mounting Holes  
Lag Screws  
5/16"-9x1-5/8"  
- Header Wall -  
Vertical  
Centerline  
Garage Door  
of Garage Door  
13  
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INSTALLATION STEP 3  
Attach the Rail to the Header Bracket  
Header Wall  
Header Bracket  
Idler Pulley  
Header  
Bracket  
NOTE: (Optional) With some existing installations, you  
may re-use the old header bracket with the two plastic  
spacers included in the hardware bag. Place the spacers  
inside the bracket on each side of the rail, as illustrated.  
Mounting  
Hole  
Position the opener on the garage floor below the  
header bracket. Use packing material as a protective  
base. NOTE: If the door spring is in the way you’ll need  
help. Have someone hold the opener securely on a  
temporary support to allow the rail to clear the spring.  
Existing  
Header  
Bracket  
Existing  
Clevis  
Pin  
Position the rail bracket against the header bracket.  
Spacer  
Align the bracket holes and join with a clevis pin  
5/16"x1-1/2" as shown.  
Mounting  
Hole  
Insert a ring fastener to secure.  
Garage  
Door  
OPTION WITH  
SOME EXISTING  
INSTALLATIONS  
HARDWARE SHOWN ACTUAL SIZE  
Opener Carton or  
Temporary Support  
Clevis Pin 5/16"x1-1/2"  
Ring Fastener  
INSTALLATION STEP 4  
Position the Opener  
Follow instructions which apply to your door type as  
illustrated.  
To prevent damage to garage door, rest garage door  
opener rail on 2x4 placed on top section of door.  
SECTIONAL DOOR OR ONE-PIECE DOOR WITH TRACK  
A 2x4 laid flat is convenient for setting an ideal door-to-rail  
distance.  
Rail  
Remove foam packaging.  
Raise the opener onto a stepladder. You will need help  
at this point if the ladder is not tall enough.  
Door  
2x4 is used to  
determine the  
Open the door all the way and place a 2x4 laid flat on  
the top section beneath the rail.  
correct mounting  
height from ceiling.  
If the top section or panel hits the trolley when you  
raise the door, pull down on the trolley release arm to  
disconnect inner and outer sections. Slide the outer  
trolley toward the motor unit. The trolley can remain  
disconnected until Installation Step 12 is completed.  
Trolley  
Header Bracket  
Top of Door  
Release Arm  
ENGAGED  
RELEASED  
ONE-PIECE DOOR WITHOUT TRACK  
A 2x4 on its side is convenient for setting an ideal  
door-to-rail distance.  
2x4 is used to  
determine the  
Remove foam packaging.  
Raise the opener onto a stepladder. You will need help  
at this point if the ladder is not tall enough.  
correct mounting  
height from ceiling.  
Open the door all the way and place a 2x4 on its side  
on the top section of the door beneath the rail.  
The top of the door should be level with the top of the  
motor unit. Do not position the opener more than  
4" (10 cm) above this point.  
14  
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INSTALLATION STEP 5  
Hang the Opener  
To avoid possible SERIOUS INJURY from a falling  
garage door opener, fasten it SECURELY to structural  
supports of the garage. Concrete anchors MUST be  
used if installing ANY brackets into masonry.  
Three representative installations are shown. Yours may  
be different. Hanging brackets should be angled  
(Figure 1) to provide rigid support. On finished ceilings  
(Figures 2 and 3), attach a sturdy metal bracket to  
structural supports before installing the opener. This  
bracket and fastening hardware are not provided.  
Figure 1  
Structural  
Supports  
1. Measure the distance from each side of the motor unit  
to the structural support.  
Lag Screws  
2. Cut both pieces of the hanging bracket to required  
lengths.  
5/16"-18x1-7/8"  
Measure  
Distance  
3. Drill 3/16" pilot holes in the structural supports.  
4. Attach one end of each bracket to a support with  
5/16"-18x1-7/8" lag screws.  
5. Fasten the opener to the hanging brackets with  
5/16"-18x7/8" hex bolts, lock washers and nuts.  
6. Check to make sure the rail is centered over the door  
(or in line with the header bracket if the bracket is not  
centered above the door).  
Bolt 5/16"-18x7/8"  
Lock Washer 5/16"  
Nut 5/16"-18  
7. Remove the 2x4. Operate the door manually. If the door  
hits the rail, raise the header bracket.  
Hidden Support  
FINISHED CEILING  
Figure 2  
Lag Screws  
5/16"-18x1-7/8"  
NOTE: DO NOT connect power to opener at this time.  
(Not Provided)  
Bracket  
(Not Provided)  
Bolt 5/16"-18x7/8"  
Lock Washer 5/16"  
Nut 5/16"-18  
HARDWARE SHOWN ACTUAL SIZE  
Lag Screw 5/16"-18x1-7/8"  
Bolt 5/16"-18x7/8"  
Lock Washer 5/16"  
Nut 5/16"-18  
Hex Bolt  
5/16"-18x7/8"  
Lock Washer  
5/16"  
Nut  
5/16"-18  
Figure 3  
Lag Screws  
5/16"-18x1-7/8"  
FINISHED CEILING  
(Not Provided)  
Bolt 5/16"-18x7/8"  
Lock Washer 5/16"  
Nut 5/16"-18  
Bolt 5/16"-18x7/8"  
Lock Washer 5/16"  
Nut 5/16"-18  
15  
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INSTALLATION STEP 6  
Install the Door Control  
To prevent possible SERIOUS INJURY or DEATH from  
electrocution:  
• Be sure power is NOT connected BEFORE installing  
door control.  
• Connect ONLY to 24 VOLT low voltage wires.  
To prevent possible SERIOUS INJURY or DEATH from a  
closing garage door:  
• Install door control within sight of garage door, out of  
reach of children at a minimum height of 5 feet  
(1.5 m) and away from ALL moving parts of door.  
• NEVER permit children to operate or play with door  
control push buttons or remote control transmitters.  
Locate door control within sight of door at a minimum  
height of 5 feet (1.5 m) where small children cannot  
reach, and away from moving parts of door and door  
hardware. The installation surface must be smooth and  
flat. If installing into drywall (Figure 1), drill 5/32" holes  
and use anchors provided. For pre-wired installations (as  
in new home construction), it may be mounted to a single  
gang box (Figure 2). NOTE: After installation, a green or  
amber indicator light behind the cover will indicate proper  
connection. If not lit, the Lock and Light features will not  
function (reverse wires to correct).  
1. Strip 7/16" (11 mm) of insulation from one end of bell  
wire and connect to the two screw terminals on back of  
door control by color: white wire to WHT and white/red  
wire to the RED (Figure 3).  
• Activate door ONLY when it can be seen clearly, is  
properly adjusted and there are no obstructions to  
door travel.  
• ALWAYS keep garage door in sight until completely  
closed. NEVER permit anyone to cross path of closing  
garage door.  
2. Remove white cover by gently prying on a side  
corner near the top of the cover with a small flat head  
screwdriver (Figure 4). Fasten with 6ABx1-1/4"  
self-tapping screws (drywall installation) or 6-32x1"  
machine screws (into gang box) as follows:  
HARDWARE SHOWN ACTUAL SIZE  
• Drill and install bottom screw, allowing 1/8" (3 mm)  
to protrude above wall surface.  
Screw 6ABx1-1/4"  
Insulated Staples  
• Position bottom of door control on screw head and  
slide down to secure. Adjust screw for snug fit.  
• Install top screw with care to avoid cracking plastic  
housing. Do not overtighten.  
Screw 6-32x1"  
(pre-wired installation)  
Drywall Anchors  
• Insert bottom tabs and snap on cover.  
STANDARD  
INSTALLATION  
PRE-WIRED  
Figure 1  
Figure 2  
INSTALLATION  
NOTE: The push bar may stick if the door control is not  
mounted on a smooth surface. If a click is not heard  
when pressing the push bar, loosen the two mounting  
screws or relocate the door control to a smoother  
surface.  
3. (Standard installation only) Run bell wire up wall and  
across ceiling to motor unit. Use insulated staples to  
secure wire in several places. Do not pierce wire with a  
staple, creating a short or open circuit.  
To Replace  
Insert Bottom  
Tabs First  
24 Volt 2-Conductor  
Bell Wire in Gang Box  
To Replace  
Insert Bottom Tabs First  
4. Strip 7/16" (11 mm) of insulation from end of bell wire.  
Connect bell wire to the quick-connect terminals as  
follows: white to white and white/red to red (Figure 5).  
Figure 3  
Figure 4  
MULTI-FUNCTION  
DOOR CONTROL (BACK)  
REMOVE COVER  
Top Mounting Hole  
NOTE: When connecting multiple door controls to the  
opener, twist same color wires together. Insert wires  
into quick-connect holes: white to white and red/white  
to red.  
Terminal  
Screws  
Bell Wire  
Bottom  
5. Use tacks or staples to permanently attach entrapment  
warning label to wall near door control, and manual  
release/safety reverse test label in a prominent location  
on inside of garage door.  
Mounting Hole  
Door Control  
Connections  
To insert or release  
wire, push in tab  
Figure 5  
with screwdriver tip  
NOTE: DO NOT connect power and operate opener at this  
time. The trolley will travel to the full open position but will  
not return to the close position until the sensor beam is  
connected and properly aligned.  
RedWhite Grey  
Strip wire 7/16" (11 mm)  
16  
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INSTALLATION STEP 7  
Install the Lights  
To prevent possible OVERHEATING of the endpanel or  
light socket:  
• DO NOT use short neck or specialty light bulbs.  
• DO NOT use halogen bulbs. Use ONLY incandescent.  
To prevent damage to the opener:  
• DO NOT use bulbs larger than 100W.  
• ONLY use A19 size bulbs.  
Press the release tabs on both sides of lens. Gently  
rotate lens back and downward until the lens hinge is in  
the fully open position. Do not remove the lens.  
Install a 100 watt maximum light bulb in each socket.  
Light bulb size should be A19, standard neck only.  
The lights will turn ON and remain lit for approximately  
4-1/2 minutes when power is connected. Then the  
lights will turn OFF.  
Reverse the procedure to close the lens.  
Use A19, standard neck garage door opener bulbs for  
replacement.  
100 Watt (Max)  
Standard Light Bulb  
NOTE: Use only standard light bulbs. The use of short neck  
or speciality light bulbs may overheat the endpanel or light  
socket.  
Release Tab  
Lens  
Hinge  
100 Watt (Max)  
Standard Light Bulb  
INSTALLATION STEP 8  
Attach the Emergency Release Rope  
and Handle  
To prevent possible SERIOUS INJURY or DEATH from  
a falling garage door:  
• If possible, use emergency release handle to  
disengage trolley ONLY when garage door is  
CLOSED. Weak or broken springs or unbalanced door  
could result in an open door falling rapidly and/or  
unexpectedly.  
• NEVER use emergency release handle unless garage  
doorway is clear of persons and obstructions.  
Thread one end of the rope through the hole in the  
top of the red handle so “NOTICE” reads right side  
up as shown. Secure with an overhand knot at least  
1" (2.5 cm) from the end of the rope to prevent  
slipping.  
Thread the other end of the rope through the hole in the  
release arm of the outer trolley.  
• NEVER use handle to pull door open or closed. If rope  
knot becomes untied, you could fall.  
Adjust rope length so the handle is 6 feet (1.8 m) above  
the floor. Ensure that the rope and handle clear the tops  
of all vehicles to avoid entanglement. Secure with an  
overhand knot.  
Trolley  
NOTE: If it is necessary to cut the rope, heat seal the cut  
end with a match or lighter to prevent unraveling.  
Trolley  
Release Arm  
Overhand  
Knot  
Emergency  
Release Handle  
17  
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INSTALLATION STEP 9  
Electrical Requirements  
To prevent possible SERIOUS INJURY or DEATH from  
electrocution or fire:  
• Be sure power is NOT connected to the opener, and  
disconnect power to circuit BEFORE removing cover  
to establish permanent wiring connection.  
• Garage door installation and wiring MUST be in  
compliance with ALL local electrical and building  
codes.  
To avoid installation difficulties, do not run the opener  
at this time.  
To reduce the risk of electric shock, your garage door  
opener has a grounding type plug with a third grounding  
pin. This plug will only fit into a grounding type outlet.  
If the plug doesn’t fit into the outlet you have, contact a  
qualified electrician to install the proper outlet.  
• NEVER use an extension cord, 2-wire adapter or  
change plug in ANY way to make it fit outlet. Be sure  
the opener is grounded.  
PERMANENT WIRING  
CONNECTION  
RIGHT  
WRONG  
If permanent wiring is required by your local code, refer  
to the following procedure.  
Ground Tab  
Green  
Ground  
Screw  
To make a permanent connection through the 7/8" hole in  
the top of the motor unit:  
Remove the motor unit cover screws and set the cover  
aside.  
Black  
Wire  
Ground Wire  
White Wire  
Remove the attached 3-prong cord.  
Connect the black (line) wire to the screw on the brass  
terminal; the white (neutral) wire to the screw on  
the silver terminal; and the ground wire to the green  
ground screw. The opener must be grounded.  
Black  
Wire  
White Wire  
Reinstall the cover.  
To avoid installation difficulties, do not run the opener  
at this time.  
18  
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INSTALLATION STEP 10  
Install The Protector System®  
Be sure power is NOT connected to the garage door  
opener BEFORE installing the safety reversing sensor.  
To prevent SERIOUS INJURY or DEATH from a closing  
garage door:  
The safety reversing sensor must be connected and  
aligned correctly before the garage door opener will  
move in the down direction.  
• Correctly connect and align the safety reversing  
sensor. This required safety device MUST NOT be  
disabled.  
• Install the safety reversing sensor so beam is NO  
HIGHER than 6" (15 cm) above garage floor.  
IMPORTANT INFORMATION ABOUT THE SAFETY  
REVERSING SENSOR  
When properly connected and aligned, the sensor will  
detect an obstacle in the path of its electronic beam. The  
sending eye (with an amber indicator light) transmits an  
invisible light beam to the receiving eye (with a green  
indicator light). If an obstruction breaks the light beam  
while the door is closing, the door will stop and reverse to  
full open position, and the opener lights will flash 10 times.  
If it is necessary to mount the units on the wall, the  
brackets must be securely fastened to a solid surface such  
as the wall framing. Extension brackets (see Accessories)  
are available if needed. If installing in masonry  
construction, add a piece of wood at each location to  
avoid drilling extra holes in masonry if repositioning is  
necessary.  
The units must be installed inside the garage so that the  
sending and receiving eyes face each other across the  
door, no more than 6" (15 cm) above the floor. Either can  
be installed on the left or right of the door as long as the  
sun never shines directly into the receiving eye lens.  
The invisible light beam path must be unobstructed. No  
part of the garage door (or door tracks, springs, hinges,  
rollers or other hardware) may interrupt the beam while  
the door is closing.  
The mounting brackets are designed to clip onto the track  
of sectional garage doors without additional hardware.  
Safety Reversing Sensor Invisible Light Beam  
6" (15 cm) max.  
above floor  
Safety Reversing Sensor  
6" (15 cm) max.  
above floor  
Protection Area  
Facing the door from inside the garage  
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DOOR TRACK MOUNT (RIGHT SIDE)  
INSTALLING THE BRACKETS  
Figure 1  
Be sure power to the opener is disconnected. Install  
and align the brackets so the sensors will face each other  
across the garage door, with the beam no higher than  
6" (15 cm) above the floor. They may be installed in one of  
three ways, as follows.  
Door  
Track  
Lip  
Indicator  
Light  
Garage door track installation (preferred):  
Slip the curved arms over the rounded edge of each  
door track, with the curved arms facing the door. Snap  
into place against the side of the track. It should lie  
flush, with the lip hugging the back edge of the track,  
as shown in Figure 1.  
Sensor  
Bracket  
Lens  
If your door track will not support the bracket securely,  
wall installation is recommended.  
WALL MOUNT (RIGHT SIDE)  
Figure 2  
Wall installation (Figures 2 and 3):  
Place the bracket against the wall with curved arms  
facing the door. Be sure there is enough clearance for  
the sensor beam to be unobstructed.  
Fasten Wood Block to Wall with  
Lag Screws (Not Provided)  
Indicator  
Light  
If additional depth is needed, an extension bracket (see  
Accessories) or wood blocks can be used.  
Sensor  
Bracket  
Use bracket mounting holes as a template to locate and  
drill (2) 3/16" diameter pilot holes on the wall at each  
side of the door, no higher than 6" (15 cm) above the  
floor.  
Lag Screws  
(Not Provided)  
Lens  
Attach brackets to wall with lag screws (not provided).  
If using extension brackets or wood blocks, adjust  
right and left assemblies to the same distance out from  
the mounting surface. Make sure all door hardware  
obstructions are cleared.  
WALL MOUNT (RIGHT SIDE)  
Figure 3  
Extension Bracket  
(See Accessories)  
Floor installation (Figure 4):  
(Provided with  
Extension Bracket)  
Use wood blocks or extension brackets (see  
Accessories) to elevate sensor brackets so the lenses  
will be no higher than 6" (15 cm) above the floor.  
Carefully measure and place right and left assemblies  
at the same distance out from the wall. Be sure all door  
hardware obstructions are cleared.  
Fasten to the floor with concrete anchors as shown.  
Sensor  
Bracket  
(Provided with  
Extension Bracket)  
Lens  
Indicator  
Light  
FLOOR MOUNT (RIGHT SIDE)  
Figure 4  
HARDWARE SHOWN ACTUAL SIZE  
Attach with  
Concrete Anchors  
(Not Provided)  
Lens  
Wing Nut  
1/4"-20  
Staples  
Carriage Bolt  
1/4"-20x1/2"  
Indicator  
Light  
Sensor  
Bracket  
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MOUNTING AND WIRING THE SAFETY  
REVERSING SENSORS  
Figure 5  
Wing Nut  
1/4"-20  
Mounting:  
Slide a 1/4"-20x1/2" carriage bolt head into the slot  
on each sensor. Use wing nuts to fasten sensors  
to brackets, with lenses pointing toward each other  
across the door. Be sure the lens is not obstructed by a  
bracket extension (Figure 5).  
Carriage Bolt  
1/4"-20x1/2"  
Finger tighten the wing nuts.  
Lens  
Option A - Installation Without Pre-Wiring:  
Run the bell wire from both sensors to the garage  
door opener. Attach the wire to the wall and ceiling  
with the staples (Figure 6).  
Figure 6  
Option B - Pre-Wired Installation:  
If your garage already has wires installed for the safety  
reversing sensors, follow the instructions below:  
Cut the end of the safety sensor wire, making sure there  
is enough wire to reach the pre-installed wires from the  
wall (Figure 7).  
Separate the safety sensor wires and strip 7/16"  
(11 mm) of insulation from each end. Choose two  
of the pre-installed wires and strip 7/16" (11 mm) of  
insulation from each end. Make sure that you choose  
the same color pre-installed wires for each sensor  
(Figure 8).  
Figure 7  
Connect the pre-installed wires to the sensor wires with  
wire nuts making sure the colors correspond for each  
sensor (Figure 9).  
Figure 8  
Safety Reversing  
Sensor Wires  
7/16"  
(11 mm)  
7/16"  
(11 mm)  
Pre-Installed Wires  
Not Provided  
Figure 9  
Safety Reversing  
Sensor Wires  
Pre-installed  
wires  
White  
White/Black  
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Connect to garage door opener:  
Strip 7/16" (11 mm) of insulation from each set of  
wires. Separate white and white/black wires sufficiently  
to connect to the opener quick-connect terminals. Twist  
like colored wires together. Insert wires into  
quick-connect holes: white to white and white/black to  
grey (Figure 10).  
Connect Wire to  
Quick-Connect Terminals  
Figure 10  
- Finished Ceiling -  
Bell Wire  
Bell Wire  
7/16" (11 mm)  
1. Strip wire 7/16" (11 mm)  
2. Twist like colored  
wires together  
Safety  
Reversing  
Sensor  
3. To insert or release wire,  
push in tab with  
screwdriver tip  
Red White Grey  
Quick-Connect Terminals  
Invisible Light Beam  
Protection Area  
Safety  
Reversing  
Sensor  
ALIGNING THE SAFETY REVERSING SENSORS  
TROUBLESHOOTING THE SAFETY  
REVERSING SENSORS  
Plug in the opener. The indicator lights in both the  
sending and receiving eyes will glow steadily if wiring  
connections and alignment are correct.  
1. If the sending eye indicator light does not glow steadily  
after installation, check for:  
The sending eye amber indicator light will glow regardless  
of alignment or obstruction. If the green indicator light in  
the receiving eye is off, dim, or flickering (and the invisible  
light beam path is not obstructed), alignment is required.  
Electric power to the opener.  
A short in the white or white/black wires. These can  
occur at staples, or at opener connections.  
Incorrect wiring between sensors and opener.  
A broken wire.  
Loosen the sending eye wing nut and readjust, aiming  
directly at the receiving eye. Lock in place.  
2. If the sending eye indicator light glows steadily but the  
receiving eye indicator light doesn’t:  
Loosen the receiving eye wing nut and adjust sensor  
until it receives the sender’s beam. When the green  
indicator light glows steadily, tighten the wing nut.  
Check alignment.  
Check for an open wire to the receiving eye.  
3. If the receiving eye indicator light is dim, realign  
either sensor.  
NOTE: When the invisible beam path is obstructed or  
misaligned while the door is closing, the door will reverse.  
If the door is already open, it will not close. The opener  
lights will blink 10 times. See page 19.  
22  
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INSTALLATION STEP 11  
Fasten the Door Bracket  
Fiberglass, aluminum or lightweight steel garage  
doors WILL REQUIRE reinforcement BEFORE  
installation of door bracket. Contact your door  
manufacturer for reinforcement kit.  
Follow instructions which apply to your door type as  
illustrated below or on the following page.  
A horizontal reinforcement brace should be long enough  
to be secured to two or three vertical supports. A vertical  
reinforcement brace should cover the height of the top  
panel.  
Header  
Bracket  
Figure 1 shows one piece of angle iron as the horizontal  
brace. For the vertical brace, 2 pieces of angle iron are  
used to create a U-shaped support. The best solution is to  
check with your garage door manufacturer for an opener  
installation door reinforcement kit.  
Door  
Bracket  
Location  
NOTE: Many door reinforcement kits provide for direct  
attachment of the clevis pin and door arm. In this case you  
will not need the door bracket; proceed to Step 12.  
HORIZONTAL AND VERTICAL  
Vertical  
Centerline  
of Garage  
Door  
REINFORCEMENT IS NEEDED  
FOR LIGHTWEIGHT GARAGE  
DOORS (FIBERGLASS,  
ALUMINUM, STEEL, DOORS  
WITH GLASS PANEL, ETC.).  
(NOT PROVIDED)  
SECTIONAL DOORS  
1. Center the door bracket on the previously marked  
vertical centerline used for the header bracket  
installation. Note correct UP placement, as stamped  
inside the bracket.  
Figure 1  
2. Position the top edge of the bracket 2"-4" (5-10 cm)  
below the top edge of the door, OR directly below any  
structural support across the top of the door.  
Vertical  
Reinforcement  
Vertical  
Centerline  
of Garage  
Door  
Vertical  
3. Mark, drill holes and install as follows, depending on  
your door’s construction:  
Reinforcement  
Vertical  
Centerline of  
Garage Door  
Metal or light weight doors using a vertical angle iron  
brace between the door panel support and the door  
bracket:  
Bolt  
5/16"-18x2"  
(Not  
Provided)  
Door  
UP  
Drill 3/16" fastening holes. Secure the door bracket  
using the two 1/4"-14x5/8" self-threading screws  
(Figure 2A).  
UP  
Bracket  
Lock  
Washer  
5/16"  
Door  
Bracket  
Alternately, use two 5/16" bolts, lock washers and nuts  
(not provided) (Figure 2B).  
Nut  
5/16"-18  
Self-Threading  
Screw 1/4"-14x5/8"  
Metal, insulated or light weight factory reinforced doors:  
Figure 2B  
Drill 3/16" fastening holes. Secure the door bracket  
using the self-threading screws (Figure 3).  
Figure 2A  
Wood Doors:  
Inside Edge  
Bolt 5/16"x2"  
(Not Provided)  
of Door or  
Reinforcement  
Board  
Use top and bottom or side to side door bracket holes.  
Drill 5/16" holes through the door and secure bracket  
with 5/16"x2" carriage bolts, lock washers and nuts  
(not provided) (Figure 4).  
NOTE: The 1/4"-14x5/8" self-threading screws are not  
intended for use on wood doors.  
UP  
Vertical  
Centerline  
of Garage  
Door  
Vertical  
HARDWARE  
SHOWN  
ACTUAL SIZE  
Centerline of  
Garage Door  
UP  
Figure 4  
Self-Threading  
Screw  
1/4"-14x5/8"  
Self-Threading  
Screw  
1/4"-14x5/8"  
Figure 3  
23  
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ONE-PIECE DOORS  
Please read and comply with the warnings and  
reinforcement instructions on the previous page. They  
apply to one-piece doors also.  
Center the door bracket on the top of the door, in line  
with the header bracket as shown. Mark either the left  
and right, or the top and bottom holes.  
HARDWARE SHOWN  
ACTUAL SIZE  
Metal Doors: Drill 3/16" pilot holes and fasten the  
bracket with the 1/4"-14x5/8" self-threading screws  
provided.  
Wood Doors: Drill 5/16" holes and use 5/16"x2"  
carriage bolts, lock washers and nuts (not provided) or  
5/16"x1-1/2" lag screws (not provided) depending on  
your installation needs.  
Self-Threading Screw  
1/4"-14x5/8"  
NOTE: The door bracket may be installed on the top  
edge of the door if required for your installation. (Refer to  
the dotted line optional placement drawing.)  
Self-Threading  
Screw 1/4"-14x5/8"  
Door  
Bracket  
Header Wall  
Top of Door  
(Inside Garage)  
- Finished Ceiling -  
2x4 Support  
Top Edge  
of Door  
Header  
Bracket  
Optional  
Placement  
Door  
Bracket  
METAL DOOR  
Optional  
Placement  
of Door  
HORIZONTAL AND VERTICAL  
REINFORCEMENT IS NEEDED  
FOR LIGHTWEIGHT GARAGE  
DOORS (FIBERGLASS,  
Lock  
Washer  
5/16"  
Nut  
5/16"-18  
Bracket  
ALUMINUM, STEEL, DOORS  
WITH GLASS PANEL, ETC.).  
(NOT PROVIDED)  
Top of Door  
Door  
Bracket  
(Inside Garage)  
Vertical  
Centerline of  
Garage Door  
Top Edge  
of Door  
Optional  
Placement  
Carriage Bolt  
5/16"x2"  
(Not Provided)  
WOOD DOOR  
For a door with no exposed framing,  
or for the optional installation, use  
lag screws 5/16"x1-1/2" (Not Provided)  
to fasten door bracket.  
24  
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Figure 1  
INSTALLATION STEP 12  
Connect Door Arm to Trolley  
Pulley  
8" (20 cm) min.  
Follow instructions which apply to your door type as  
illustrated below and on the following page.  
Trolley  
Stop Bolt  
Outer  
Trolley  
SECTIONAL DOORS ONLY  
Inner  
Trolley  
Make sure garage door is fully closed. Pull the  
emergency release handle to disconnect the outer  
trolley from the inner trolley. Slide the outer trolley back  
(away from the pulley) about 8" (20 cm) as shown in  
Figures 1, 2 and 3.  
Ring  
Clevis Pin  
5/16"x1"  
Fastener  
Emergency  
Release  
Handle  
Door  
Bracket  
Figure 1:  
Straight  
Door Arm  
Curved Door Arm  
– Fasten straight door arm section to outer trolley with  
the 5/16"x1" clevis pin. Secure the connection with a  
ring fastener.  
Clevis Pin 5/16"x1-1/4"  
– Fasten curved section to the door bracket in the same  
way, using the 5/16"x1-1/4" clevis pin.  
Figure 2  
Pulley  
IMPORTANT: The groove on the straight door arm MUST  
face away from the curved door arm (Figure 4).  
8" (20 cm) min.  
Figure 2:  
Trolley  
Stop Bolt  
– Bring arm sections together. Find two pairs of holes  
that line up and join sections. Select holes as far apart  
as possible to increase door arm rigidity.  
Lock  
Washers  
5/16"  
Nuts  
5/16"-18  
Figure 3, Hole alignment alternative:  
– If holes in curved arm are above holes in straight  
arm, disconnect straight arm. Cut about 6" (15 cm)  
from the solid end. Reconnect to trolley with cut end  
down as shown.  
Bolts  
5/16"-18x7/8"  
– Bring arm sections together.  
Door Bracket  
– Find two pairs of holes that line up and join with  
bolts, lock washers and nuts.  
Figure 3  
Pull the emergency release handle toward the opener at  
a 45° angle so that the trolley release arm is horizontal.  
Proceed to Adjustment Step 1, page 27. Trolley will  
re-engage automatically when opener is operated.  
Pulley  
8" (20 cm) min.  
Trolley  
Stop Bolt  
Lock  
Washers  
5/16"  
HARDWARE SHOWN ACTUAL SIZE  
Nuts  
5/16"-18  
Nut 5/16"-18  
Clevis Pin  
Ring Fastener  
Bolts  
5/16"-18x7/8"  
Cut this end  
Figure 4  
Lock Washer 5/16"  
5/16"x1-1/4" (Door Bracket)  
CORRECT  
INCORRECT  
Straight  
Door  
Arm  
Straight  
Door  
Arm  
Curved  
Door  
Arm  
Hex Bolt  
5/16"-18x7/8"  
Clevis Pin  
5/16"x1" (Trolley)  
Curved  
Door  
Arm  
(Groove  
facing out)  
25  
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ALL ONE-PIECE DOORS  
Figure 5  
CORRECT  
INCORRECT  
1. Assemble the door arm, Figure 5:  
IMPORTANT: The groove on the straight door arm MUST  
face away from the curved door arm.  
Straight  
Door  
Arm  
Straight  
Door  
Arm  
• Fasten the straight and curved door arm sections  
together to the longest possible length (with a 2 or 3  
hole overlap).  
Curved  
Door  
Arm  
Curved  
Door  
Arm  
(Groove  
facing out)  
• With the door closed, connect the straight door arm  
section to the door bracket with the 5/16"x1-1/4" clevis  
pin.  
• Secure with a ring fastener.  
Door  
Bracket  
2. Adjustment procedures, Figure 6:  
Ring  
Fastener  
Lock  
Nuts  
• On one-piece doors, before connecting the door arm  
to the trolley, the travel limits must be adjusted. Limit  
adjustment screws are located on the left side panel  
as shown on page 27. Follow adjustment procedures  
below.  
Washers 5/16"-18  
5/16"  
Clevis Pin  
5/16"x1-1/4"  
Straight  
Arm  
• Open door adjustment: decrease UP travel limit  
Bolts  
5/16"-18x7/8"  
- Turn the UP limit adjustment screw counter-clockwise  
4 turns.  
Curved  
Door Arm  
- Press the Door Control push button. The trolley will  
travel to the fully closed position.  
- Press the Door Control push button. The trolley will  
travel to the fully open position.  
- Manually close the door and lift the door arm to the  
trolley. The arm should touch the trolley just ahead of  
the door arm connector hole. Refer to the fully closed  
trolley/door arm positions in the illustration. If the arm  
is behind the connector hole, adjust the limit further.  
One full turn equals 2" (5 cm) of trolley travel.  
- Manually raise the door to the open position (parallel  
to the floor), and lift the door arm to the trolley. The  
arm should touch the trolley just in back of the door  
arm connector hole. Refer to the fully open trolley/  
door arm positions in the illustration. If the arm does  
not extend far enough, adjust the limit further. One full  
turn equals 2" (5 cm) of trolley travel.  
3. Connect the door arm to the trolley:  
• Closed door adjustment: decrease DOWN travel limit  
• Close the door and join the curved arm to the  
connector hole in the trolley with the remaining clevis  
pin. It may be necessary to lift the door slightly to  
make the connection.  
- Turn the DOWN limit adjustment screw clockwise 4  
complete turns.  
• Secure with a ring fastener.  
• Run the opener through a complete travel cycle. If  
the door has a slight “backward” slant in full open  
position as shown in the illustration, decrease the UP  
limit until the door is parallel to the floor.  
Figure 6  
NOTE: When setting the up limit on the following page, the  
door should not have a “backward” slant when fully open  
as illustrated below. A slight backward slant will cause  
unnecessary bucking and/or jerking operation as the door  
is being opened or closed from the fully open position.  
Inner Trolley  
Outer Trolley  
Door Arm  
Emergency  
Release Handle  
Closed  
Door  
Inner Trolley  
Outer Trolley  
Correct Angle  
Door with  
Backward Slant  
(Incorrect)  
Open Door  
26  
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ADJUSTMENT STEP 1  
Adjust the UP and DOWN Travel Limits  
Without a properly installed safety reversal system,  
persons (particularly small children) could be  
SERIOUSLY INJURED or KILLED by a closing garage  
door.  
• Incorrect adjustment of garage door travel limits  
will interfere with proper operation of safety reversal  
system.  
Limit adjustment settings regulate the points at which the  
door will stop when moving up or down.  
To operate the opener, press the Door Control push bar.  
Run the opener through a complete travel cycle.  
Does the door open and close completely?  
Does the door stay closed and not reverse  
unintentionally when fully closed?  
• If one control (force or travel limits) is adjusted, the  
other control may also need adjustment.  
If your door passes both of these tests, no limit  
adjustments are necessary unless the reversing test fails  
(Adjustment Step 3, page 29).  
• After ANY adjustments are made, the safety reversal  
system MUST be tested. Door MUST reverse on  
contact with 1-1/2" high (3.8 cm) object (or 2x4 laid  
flat) on floor.  
Adjustment procedures are outlined below. Read the  
procedures carefully before proceeding to Adjustment  
Step 2. Use a screwdriver to make limit adjustments. Run  
the opener through a complete travel cycle after each  
adjustment.  
To prevent damage to vehicles, be sure fully open  
door provides adequate clearance.  
NOTE: Repeated operation of the opener during  
adjustment procedures may cause the motor to overheat  
and shut off. Simply wait 15 minutes and try again.  
NOTE: If anything interferes with the door’s upward travel,  
it will stop. If anything interferes with the door’s downward  
travel (including binding or unbalanced doors) it will  
reverse.  
Cover Protection Bolt  
HOW AND WHEN TO ADJUST THE LIMITS  
If the door does not open completely but opens at  
least five feet (1.5 m):  
2-4"  
(5 cm-  
10 cm)  
Increase up travel. Turn the UP limit adjustment screw  
clockwise. One turn equals 2" (5 cm) of travel.  
NOTE: To prevent the trolley from hitting the cover  
protection bolt, keep a minimum distance of 2-4"  
(5 cm - 10 cm) between the trolley and the bolt.  
Left Panel Limit Adjustment Screws  
If door does not open at least 5 feet (1.5 m):  
Adjust the UP (open) force as explained in Adjustment  
Step 2.  
If the door does not close completely:  
ADJUSTMENT LABEL  
Increase down travel. Turn the down limit adjustment  
screw counterclockwise. One turn equals 2" (5 cm) of  
travel.  
If door still won't close completely and the trolley  
bumps into the pulley bracket (page 4), try lengthening  
the door arm (page 25) and decreasing the down limit.  
If the opener reverses in fully closed position:  
Decrease down travel. Turn the down limit adjustment  
screw clockwise. One turn equals 2" (5 cm) of travel.  
If the door reverses when closing and there is no  
visible interference to travel cycle:  
If the opener lights are flashing, the Safety Reversing  
Sensors are either not installed, misaligned, or  
obstructed. See Troubleshooting, page 22.  
Test the door for binding: Pull the emergency release  
handle. Manually open and close the door. If the door is  
binding or unbalanced, call for a trained door systems  
technician. If the door is balanced and not binding,  
adjust the DOWN (close) force. See Adjustment Step 2.  
27  
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ADJUSTMENT STEP 2  
Adjust the Force  
Without a properly installed safety reversal system,  
persons (particularly small children) could be  
SERIOUSLY INJURED or KILLED by a closing garage  
door.  
Force adjustment controls are located on the right panel  
of the motor unit. Force adjustment settings regulate the  
amount of power required to open and close the door.  
• Too much force on garage door will interfere with  
proper operation of safety reversal system.  
• NEVER increase force beyond minimum amount  
required to close garage door.  
• NEVER use force adjustments to compensate for a  
binding or sticking garage door.  
• If one control (force or travel limits) is adjusted, the  
other control may also need adjustment.  
If the forces are set too light, door travel may be  
interrupted by nuisance reversals in the down direction  
and stops in the up direction. Weather conditions can  
affect the door movement, so occasional adjustment may  
be needed.  
The maximum force adjustment range is about 3/4 of a  
complete turn. Do not force controls beyond that point.  
Turn force adjustment controls with a screwdriver.  
• After ANY adjustments are made, the safety reversal  
system MUST be tested. Door MUST reverse on  
contact with 1-1/2" high (3.8 cm) object (or 2x4 laid  
flat) on floor.  
NOTE: If anything interferes with the door’s upward travel,  
it will stop. If anything interferes with the door’s downward  
travel (including binding or unbalanced doors), it will  
reverse.  
HOW AND WHEN TO ADJUST THE FORCES  
1. Test the DOWN (close) force  
• Grasp the door bottom when the door is about  
halfway through DOWN (close) travel. The door  
should reverse. Reversal halfway through down  
travel does not guarantee reversal on a 1-1/2" (3.8  
cm) obstruction. See Adjustment Step 3, page 29.  
If the door is hard to hold or doesn't reverse,  
DECREASE the DOWN (close) force by turning the  
control counterclockwise. Make small adjustments  
until the door reverses normally. After each  
adjustment, run the opener through a complete  
cycle.  
Force Adjustment Controls  
Right Panel  
If the door reverses during the down (close) cycle  
and the opener lights aren't flashing, INCREASE  
DOWN (close) force by turning the control clockwise.  
Make small adjustments until the door completes a  
close cycle. After each adjustment, run the opener  
through a complete travel cycle. Do not increase the  
force beyond the minimum amount required to close  
the door.  
Antenna  
FORCE ADJUSTMENT LABEL  
2. Test the UP (open) force  
• Grasp the door bottom when the door is about  
halfway through UP (open) travel. The door should  
stop. If the door is hard to hold or doesn't stop,  
DECREASE UP (open) force by turning the control  
counterclockwise. Make small adjustments until  
the door stops easily and opens fully. After each  
adjustment, run the opener through a complete travel  
cycle.  
Open Force  
Close Force  
• If the door doesn’t open at least 5 feet (1.5 m),  
INCREASE UP (open) force by turning the control  
clockwise. Make small adjustments until door opens  
completely. Readjust the UP limit if necessary. After  
each adjustment, run the opener through a complete  
travel cycle.  
28  
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ADJUSTMENT STEP 3  
Test the Safety Reversal System  
TEST  
Without a properly installed safety reversal system,  
persons (particularly small children) could be  
SERIOUSLY INJURED or KILLED by a closing garage  
door.  
With the door fully open, place a 1-1/2" (3.8 cm) board  
(or a 2x4 laid flat) on the floor, centered under the  
garage door.  
• Safety reversal system MUST be tested every month.  
• If one control (force or travel limits) is adjusted, the  
other control may also need adjustment.  
• After ANY adjustments are made, the safety reversal  
system MUST be tested. Door MUST reverse on  
contact with 1-1/2" high (3.8 cm) object (or 2x4 laid  
flat) on the floor.  
Operate the door in the down direction. The door must  
reverse on striking the obstruction.  
ADJUST  
If the door stops on the obstruction, it is not traveling  
far enough in the down direction. Increase the DOWN  
limit by turning the DOWN limit adjustment screw  
counterclockwise 1/4 turn.  
NOTE: On a sectional door, make sure limit adjustments  
do not force the door arm beyond a straight up and  
down position. See the illustration on page 25.  
Repeat the test.  
When the door reverses on the 1-1/2" (3.8 cm) board  
(or 2x4 laid flat), remove the obstruction and run the  
opener through 3 or 4 complete travel cycles to test  
adjustment.  
If the unit continues to fail the Safety Reverse Test, call  
for a trained door systems technician.  
IMPORTANT SAFETY CHECK:  
Test the Safety Reverse System after:  
Each adjustment of door arm length, limits, or force  
controls.  
Any repair to or adjustment of the garage door  
(including springs and hardware).  
Any repair to or buckling of the garage floor.  
Any repair to or adjustment of the opener.  
1-1/2" (3.8 cm) board  
(or a 2x4 laid flat)  
ADJUSTMENT STEP 4  
Test The Protector System®  
Without a properly installed safety reversing sensor,  
persons (particularly small children) could be  
SERIOUSLY INJURED or KILLED by a closing  
garage door.  
Press the remote control push button to open the door.  
Place the opener carton in the path of the door.  
Press the remote control push button to close the door.  
The door will not move more than an inch (2.5 cm),  
and the opener lights will flash.  
The garage door opener will not close from a remote if the  
indicator light in either sensor is off (alerting you to the  
fact that the sensor is misaligned or obstructed).  
If the opener closes the door when the safety reversing  
sensor is obstructed (and the sensors are no more  
than 6" (15 cm) above the floor), call for a trained door  
systems technician.  
Safety Reversing Sensor  
Safety Reversing Sensor  
29  
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OPERATION  
IMPORTANT INSTALLATION INSTRUCTIONS  
WARNING  
To reduce the risk of SEVERE INJURY or DEATH:  
1. READ AND FOLLOW ALL WARNINGS AND  
INSTRUCTIONS.  
9. If one control (force or travel limits) is adjusted, the  
other control may also need adjustment.  
2. ALWAYS keep remote controls out of reach of  
children. NEVER permit children to operate or play with  
garage door control push buttons or remote controls.  
3. ONLY activate garage door when it can be seen clearly,  
it is properly adjusted, and there are no obstructions  
to door travel.  
4. ALWAYS keep garage door in sight until completely  
closed. NO ONE SHOULD CROSS THE PATH OF THE  
MOVING DOOR.  
5. NO ONE SHOULD GO UNDER A STOPPED, PARTIALLY  
OPEN DOOR.  
10. After ANY adjustments are made, the safety reversal  
system MUST be tested.  
11. Safety reversal system MUST be tested every month.  
Garage door MUST reverse on contact with 1-1/2"  
(3.8 cm) high object (or a 2x4 laid flat) on the floor.  
Failure to adjust the garage door opener properly may  
cause SEVERE INJURY or DEATH.  
12. ALWAYS KEEP GARAGE DOOR PROPERLY  
BALANCED (see page 3). An improperly balanced  
door may NOT reverse when required and could  
result in SEVERE INJURY or DEATH.  
13. ALL repairs to cables, spring assemblies and other  
hardware, ALL of which are under EXTREME tension,  
MUST be made by a trained door systems technician.  
14. ALWAYS disconnect electric power to garage door  
opener BEFORE making ANY repairs or removing  
covers.  
6. If possible, use emergency release handle to disengage  
trolley ONLY when garage door is CLOSED. Weak or  
broken springs or unbalanced door could result in an  
open door falling rapidly and/or unexpectedly, causing  
SEVERE INJURY or DEATH.  
7. NEVER use emergency release handle unless garage  
doorway is clear of persons and obstructions.  
15. INSTRUCTIONS.  
SAVE THESE  
8. NEVER use handle to pull garage door open or closed.  
If rope knot becomes untied, you could fall.  
Using Your Garage Door Opener  
Your Security® opener and hand-held remote control  
have been factory-set to a matching code which changes  
with each use, randomly accessing over 100 billion  
new codes. Your opener will operate with up to eight  
Security® remote controls and one Security® Keyless  
Entry System. If you purchase a new remote, or if you  
wish to deactivate any remote, follow the instructions in  
the Programming section.  
6. If obstructed while opening, the door will stop.  
7. If fully open, the door will not close when the beam is  
broken. The sensor has no effect in the opening cycle.  
If the sensor is not installed, or is misaligned, the door  
won’t close from a hand-held remote. However, you can  
close the door with the door control, the Outside Keylock,  
or Keyless Entry, if you activate them until down travel  
is complete. If you release them too soon, the door will  
reverse.  
Activate your opener with any of the following:  
The Hand-Held Remote Control: Hold the large push  
button down until the door starts to move.  
The Wall-Mounted Door Control: Hold the push button  
or bar down until the door starts to move.  
The Keyless Entry (See Accessories): If provided with  
your garage door opener, it must be programmed  
before use. See Programming.  
The opener lights will turn on under the following  
conditions: when the opener is initially plugged in; when  
power is restored after interruption; when the opener is  
activated.  
They will turn off automatically after 4-1/2 minutes or  
provide constant light when the Light feature on the  
Multi-Function Door Control is activated. Bulb size is A19.  
Bulb power is 100 watts maximum.  
Security® light feature: Lights will also turn on when  
someone walks through the open garage door. With a  
Multi-Function Door Control, this feature may be turned off  
as follows: With the opener lights off, press and hold the  
light button for 10 seconds, until the light goes on, then off  
again. To restore this feature, start with the opener lights  
on, then press and hold the light button for 10 seconds  
until the light goes off, then on again.  
When the opener is activated (with the safety reversing  
sensor correctly installed and aligned):  
1. If open, the door will close. If closed, it will open.  
2. If closing, the door will reverse.  
3. If opening, the door will stop.  
4. If the door has been stopped in a partially open  
position, it will close.  
5. If obstructed while closing, the door will reverse. If the  
obstruction interrupts the sensor beam, the opener  
lights will blink for five seconds.  
30  
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Using the Wall-Mounted Door Control  
To Open the Door Manually  
THE MULTI-FUNCTION DOOR CONTROL  
Press the lighted push button to  
open or close the door. Press again  
to reverse the door during the  
closing cycle or to stop the door  
while it's opening.  
Push  
Button  
To prevent possible SERIOUS INJURY or DEATH from  
a falling garage door:  
• If possible, use emergency release handle to  
disengage trolley ONLY when garage door is  
CLOSED. Weak or broken springs or unbalanced  
door could result in an open door falling rapidly and/  
or unexpectedly.  
• NEVER use emergency release handle unless garage  
doorway is clear of persons and obstructions.  
• NEVER use handle to pull door open or closed. If  
rope knot becomes untied, you could fall.  
Lock  
Button  
Light  
Button  
Light feature  
Press the Light button to turn the  
opener light on or off. It will not control the opener lights  
when the door is in motion. If you turn it on and then  
activate the opener, the light will remain on for 4-1/2  
minutes. Press again to turn it off sooner. The 4-1/2  
minute interval can be changed to 1-1/2, 2-1/2 or 3-1/2  
minutes as follows: Press and hold the Lock button until  
the light blinks (about 10 seconds). A single blink indicates  
that the timer is reset to 1-1/2 minutes. Repeat the  
procedure and the light will blink twice, resetting the timer  
to 2-1/2 minutes. Repeat again for a 3-1/2 minute interval,  
etc., up to a maximum of four blinks and 4-1/2 minutes.  
Trolley  
DISCONNECT THE TROLLEY:  
The door should be fully closed  
if possible. Pull down on the  
emergency release handle (so  
Lock feature  
that the trolley release arm  
snaps into a vertical position)  
Release Arm  
Trolley  
Designed to prevent operation of the door from  
hand-held remote controls. However, the door will open  
and close from the Door Control, the Outside Keylock and  
the Keyless Entry Accessories.  
and lift the door manually.  
The lockout feature prevents  
the trolley from reconnecting  
automatically, and the door can  
be raised and lowered manually  
as often as necessary.  
(In Manual  
Disconnect  
Position)  
To activate, press and hold the Lock button for 2 seconds.  
The push button light will flash as long as the Lock feature  
is on.  
Lockout position  
(Manual disconnect)  
To turn off, press and hold the Lock button again for  
2 seconds. The push button light will stop flashing. The  
Lock feature will also turn off whenever the “learn” button  
on the motor unit panel is activated.  
TO RE-CONNECT THE TROLLEY:  
Trolley  
Pull the emergency release  
handle toward the opener at  
an angle so that the trolley  
release arm is horizontal.  
The trolley will reconnect  
Additional feature when used with the 3-Button  
hand-held remote  
To control the opener lights:  
Trolley  
Release  
Arm  
In addition to operating the door, you may program the  
remote to operate the lights.  
on the next UP or DOWN  
operation, either manually or  
by using the door control or  
remote.  
Emergency  
Release Handle  
(Down and Back)  
1. With the door closed, press and hold a small remote  
button that you want to control the  
light.  
To reconnect  
2. Press and hold the Light button  
on the door control.  
3. While holding the Light button,  
press and hold the Lock button on  
the door control.  
4. After the opener lights flash, release all buttons.  
31  
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THE REMOTE CONTROL BATTERY  
CARE OF YOUR OPENER  
LIMIT AND FORCE ADJUSTMENTS:  
FORCE CONTROLS  
Weather conditions may cause some  
minor changes in door operation  
requiring some re-adjustments,  
particularly during the first year of  
operation.  
To prevent possible SERIOUS INJURY or DEATH:  
• NEVER allow small children near batteries.  
• If battery is swallowed, immediately notify doctor.  
To reduce risk of fire, explosion or chemical burn:  
• Replace ONLY with 3V2032 coin batteries.  
LIMIT CONTROLS  
Pages 27 and 28 refer to the limit and  
force adjustments. Only a screwdriver  
is required. Follow the instructions carefully.  
• DO NOT recharge, disassemble, heat above 100° C  
(212° F) or incinerate.  
Repeat the safety reverse test (Adjustment Step 3,  
page 29) after any adjustment of limits or force.  
The lithium battery should produce power for up to  
5 years.  
To replace battery, use the  
visor clip or screwdriver  
MAINTENANCE SCHEDULE  
Battery  
Every Month  
blade to pry open the case  
positive  
as shown. Insert battery  
positive side up (+).  
side up (+)  
Manually operate door. If it is unbalanced or binding,  
call a trained door systems technician.  
Dispose of old battery  
properly.  
Check to be sure door opens and closes fully. Adjust  
limits and/or force if necessary (see pages 27 and 28).  
Replace the battery with  
only 3V2032 coin cell  
batteries.  
Repeat the safety reverse test. Make any necessary  
adjustments (see Adjustment Step 3).  
Every Year  
Oil door rollers, bearings and hinges. The opener does  
not require additional lubrication. Do not grease the  
door tracks.  
NOTICE: To comply with FCC and or Industry Canada rules (IC),  
adjustment or modifications of this receiver and/or transmitter are  
prohibited, except for changing the code setting or replacing the  
battery. THERE ARE NO OTHER USER SERVICEABLE PARTS.  
Tested to Comply with FCC Standards FOR HOME OR OFFICE USE.  
Operation is subject to the following two conditions: (1) this device  
may not cause harmful interference, and (2) this device must accept  
any interference received, including interference that may cause  
undesired operation.  
32  
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HAVING A PROBLEM?  
1. My door will not close and the light bulbs blink on  
my motor unit: The safety reversing sensor must be  
connected and aligned correctly before the garage door  
opener will move in the down direction.  
Bell Wire  
• Verify the safety sensors are properly installed,  
aligned and free of any obstructions. Refer to  
Installation Step 10: Install The Protector System®.  
• Check diagnostic LED for flashes on the motor unit  
then refer to the Diagnostic Chart on the following  
page.  
“Learn”  
Button  
LED or  
Diagnostic  
LED  
2. My remotes will not activate the door:  
• Verify your Multi-Function Door control is  
not blinking. If it is blinking, deactivate the Lock  
Mode following the instructions for Using the  
Multi-Function Door Control.  
Safety Reversing Sensor  
Sending Eye Safety  
Reversing Sensor  
Receiving Eye Safety  
Reversing Sensor  
(Amber Indicator Light) (Green Indicator Light)  
• Reprogram remotes following the programming  
instructions. Refer to Programming.  
• If remote will still not activate your door, check  
diagnostic LED for flashes on motor unit then refer  
to Diagnostic Chart on the following page.  
3. My door reverses for no apparent reason: Repeat  
safety reverse test after adjustments to force or travel  
limits. The need for occasional adjustment for the force  
and limit settings is normal. Weather conditions in  
particular can affect door travel.  
6. My motor unit hums briefly:  
• First verify that the trolley is against the stop bolt.  
• Release the door from the opener by pulling the  
Emergency Release Rope.  
• Manually check door for balance or any binding  
problems.  
• Manually bring the door to a closed position.  
• Loosen the belt by adjusting the outer nut 4 to 5  
turns. This relieves the tension.  
• Refer to Adjustment Step 2, Adjust the Force.  
• Run the motor unit from the remote control or door  
control. The trolley should travel towards the door  
and stop. If the trolley re-engages with the door, pull  
the Emergency Release Rope to disengage.  
4. My door reverses for no apparent reason after fully  
closing and touching the floor: Repeat safety reverse  
test after adjustments to force or travel limits. The  
need for occasional adjustment for the force and limit  
settings is normal. Weather conditions in particular can  
affect door travel.  
• Decrease the UP travel by turning the UP Travel  
adjustment screw 2 full turns away from the arrow.  
• Refer to Adjustment Step 1, Adjust the UP and  
DOWN Travel Limits. Decrease down travel by  
turning down limit adjustment screw clockwise.  
Trolley  
5. My lights will not turn off when door is open:  
• The garage door opener is equipped with a security  
light feature. This feature activates the light on when  
the safety sensor beam has been obstructed. Refer  
to Operation section; Using the Wall Mounted Door  
Control, Light Feature.  
1-1/4"  
(3.18 cm)  
• Re-Tighten the outer nut until the trolley spring is  
approximately 1-1/4" (3.18 cm) in length.  
• If the trolley does not move away from the bolt,  
repeat the steps above.  
33  
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Bell Wire  
Diagnostics  
Located On  
Motor Unit  
Installed  
Safety Reversing  
Sensor  
LED or  
Diagnostic  
Your garage door opener is programmed with self-diagnostic  
capabilities. The “Learn” button/diagnostic LED will flash a  
number of times then pause signifying it has found a potential  
issue. Consult Diagnostic Chart below.  
LED  
“Learn”  
Button  
Safety Reversing Sensor  
Diagnostic Chart  
Symptom: One or both of the Indicator lights on the safety sensors do not glow  
steady.  
1 FLASH  
Safety reversing sensors  
wire open (broken or  
disconnected).  
Inspect sensor wires for a short (staple in wire), correct wiring polarity (black/  
white wires reversed), broken or disconnected wires, replace/attach as needed.  
Disconnect all wires from back of motor unit.  
OR  
Remove sensors from brackets and shorten sensor wires to 1-2 ft (30-60 cm)  
from back each of sensor.  
2 FLASHES  
Safety reversing sensors  
wire shorted or black/white  
wire reversed.  
Reattach sending eye to motor unit using shortened wires. If sending eye  
indicator light glows steadily, attach the receiving eye.  
Align sensors, if the indicator lights glow replace the wires for the sensors. If the  
sensor indicator lights do not light, replace the safety sensors.  
Symptom: LED is not lit on door control.  
3 FLASHES  
Inspect door control/wires for a short (staple in wire), replace as needed.  
Door control or wire  
shorted.  
Disconnect wires at door control, touch wires together. If motor unit activates,  
replace door control.  
If motor unit does not activate, disconnect door control wires from motor unit.  
Momentarily short across red and white terminals with jumper wire. If motor unit  
activates, replace door control wires.  
Symptom: Sending indicator light glows steadily, receiving indicator light is dim  
or flashing.  
4 FLASHES  
Safety reversing sensors  
slightly misaligned (dim  
or flashing LED).  
Realign receiving eye sensor, clean lens and secure brackets.  
Verify door track is firmly secured to wall and does not move.  
Symptom: Motor has overheated; the motor unit does not operate or trolley is  
stuck on stop bolt = Motor unit hums briefly; RPM Sensor = Short travel 6-8"  
(15-20 cm).  
5 FLASHES  
Motor overheated or  
possible RPM sensor  
failure. Unplug to reset.  
Unplug unit to reset. Try to operate motor unit, check diagnostic code.  
If it is still flashing 5 times and motor unit moves 6-8" (15-20 cm), replace  
RPM sensor.  
If motor unit doesn’t operate, motor unit is overheated. Wait 30 minutes and  
retry. If motor unit still will not operate replace logic board.  
Symptom: Motor unit doesn’t operate.  
6 FLASHES  
Replace logic board because motor rarely fails.  
Motor Circuit Failure.  
Replace Receiver  
Logic Board.  
34  
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PROGRAMMING  
NOTICE: If this Security® garage door opener is operated with a non-rolling code remote control, the technical measure  
in the receiver of the garage door opener, which provides security against code-theft devices, will be circumvented. The  
owner of the copyright in the garage door opener does not authorize the purchaser or supplier of the non-rolling code  
remote control to circumvent that technical measure.  
Your garage door opener has already been programmed at the factory to operate with your hand-held remote control. The  
door will open and close when you press the large push button.  
Below are instructions for programming your opener to operate with additional Security® remote controls.  
To Add or Reprogram a Hand-Held Remote Control  
USING THE “LEARN” BUTTON  
USING THE MULTI-FUNCTION DOOR CONTROL  
1. Press and release the “learn”  
button on the motor unit. The learn  
indicator light will glow steadily for  
30 seconds.  
1. Press and hold the button on the  
hand-held remote* that you wish  
to operate your garage door.  
2. While holding the remote button,  
press and hold the LIGHT button  
on the Multi-Function Door  
Control.  
2. Within 30 seconds, press and  
hold the button on the hand-held  
remote* that you wish to operate  
your garage door.  
3. Continue holding both buttons  
while you press the push bar on  
the Multi-Function door control  
(all three buttons are held).  
3. Release the button when the motor  
unit lights blink. It has learned  
the code. If light bulbs are not  
installed, two clicks will be heard.  
4. Release buttons when the motor  
unit lights blink. It has learned  
the code. If light bulbs are not  
installed, two clicks will be heard.  
To Erase All Codes From Motor  
*3-Button Remotes  
Unit Memory  
If provided with your garage door opener, the large  
button is factory programmed to operate it. Additional  
buttons on any  
To deactivate any unwanted remote,  
first erase all codes:  
Security® 3-button  
remote or mini-remote  
can be programmed  
Press and hold the “learn”  
button on motor unit until the  
learn indicator light goes out  
(approximately 6 seconds). All  
previous codes are now erased. Reprogram each  
remote or keyless entry you wish to use.  
to operate other  
Security® garage  
door openers.  
35  
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To Add, Reprogram or Change a Keyless Entry PIN  
NOTE: Your new Keyless Entry must be programmed to operate your garage door opener.  
USING THE “LEARN” BUTTON  
USING THE MULTI-FUNCTION DOOR CONTROL  
LIGHT  
NOTE: This method requires two people if the Keyless  
Entry is already mounted outside the garage.  
1. Press and release the “learn”  
button on motor unit. The learn  
indicator light will glow steadily  
for 30 seconds.  
1. Enter a four digit personal  
identification number (PIN)  
of your choice on the keypad.  
Then press and hold ENTER.  
2. Within 30 seconds, enter a four  
digit personal identification  
number (PIN) of your choice on  
the keypad. Then press and hold  
the ENTER button.  
2. While holding the ENTER  
button, press and hold the  
LIGHT button on the Multi-  
Function door control.  
3. Release the button when the  
motor unit lights blink. It has  
learned the code. If light bulbs  
are not installed, two clicks will  
be heard.  
3. Continue holding the ENTER  
and LIGHT buttons while you  
press the push bar on the  
Multi-Function door control  
(all three buttons are held).  
4. Release buttons when the  
motor unit lights blink. It has  
learned the code. If light bulbs  
are not installed, two clicks  
will be heard.  
To change an existing, known PIN  
If the existing PIN is known, it may be changed by one  
person without using a ladder.  
1. Press the four buttons for the present PIN, then press  
and hold the # button.  
The opener light will blink twice. Release the # button.  
2. Press the temporary 4-digit PIN you have chosen, then  
press ENTER.  
2. Press the new 4-digit PIN you have chosen, then  
press ENTER.  
The opener light will blink four times.  
The motor unit lights will blink once when the PIN has  
been learned.  
3. To set the number of hours this temporary PIN will  
work, press the number of hours (up to 255), then  
Test by pressing the new PIN, then press ENTER. The door  
should move.  
press .  
OR  
To set a temporary PIN  
3. To set the number of times this temporary PIN will  
work, press the number of times (up to 255), then  
press #.  
You may authorize access by visitors or service people  
with a temporary 4-digit PIN. After a programmed number  
of hours or number of accesses, this temporary PIN  
expires and will no longer open the door. It can be used  
to close the door even after it has expired. To set a  
temporary PIN:  
The opener light will blink once when the temporary PIN  
has been learned.  
Test by pressing the four buttons for the temporary  
PIN,then press ENTER. The door should move. If the  
temporary PIN was set to a certain number of openings,  
remember that the test has used up one opening. To clear  
the temporary password, repeat steps 1-3, setting the  
number of hours or times to 0 in step 3.  
1. Press the four buttons for your personal entry PIN  
(not the last temporary PIN), then press and hold  
the button.  
The opener light will blink three times. Release the button.  
One Button Close: Opener can be closed by pressing only the ENTER button if the one button close feature has been  
activated. This feature has been activated at the factory. To activate or deactivate this feature press and hold buttons  
1 and 9 for 10 seconds. The keypad will blink twice when the one button close is active. The keypad will blink four times  
when one button close is deactivated.  
36  
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REPAIR PARTS  
Rail Assembly Parts  
2
1
3
4
KEY PART  
NO. NO.  
DESCRIPTION  
Master link kit  
1
2
3
4
5
6
7
4A1008  
41C5141-2 Complete trolley assembly  
41A5665-2 Complete rail  
41B4103 Spring trolley nut  
5
144C54  
Idler pulley  
6
41A5250 Full belt assembly  
41D598-1 “U” bracket  
NOT SHOWN  
7
183A163 Wear pads  
8808CB  
8810CB  
8 Foot (2.4 m) Rail extension kit  
10 Foot (3 m) Rail extension kit  
KEY PART  
NO. NO.  
DESCRIPTION  
Installation Parts  
1
2
3
4
5
41C494-1  
953D  
Multi-Function door control  
3-Button remote control  
3V2032 Lithium battery  
Remote control visor clip  
4
2
1
10A20  
3
29B137  
41A2828  
Emergency release rope and  
handle assembly  
6
6
7
8
9
41B4494-1  
41A5047-1  
41A5047-3  
41A5034  
2-Conductor bell wire, white and  
white/red  
5
Door bracket with clevis pin &  
fastener  
7
Header bracket with clevis pin &  
fastener  
10  
11  
Safety sensor kit (receiving and  
sending eyes) with 3' (.9 m)  
2-conductor bell wire  
9
10  
11  
12  
13  
178B34  
Straight door arm section  
Hanging brackets  
8
12B776  
178B35  
Curved door arm section  
Safety sensor brackets (2)  
NOT SHOWN  
41A5266-1  
13  
12  
41A5257-3  
Installation hardware bag  
(includes hardware listed  
on page 7)  
114A4282  
Owner's manual  
114A4282SP  
Owner's manual - Spanish  
37  
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Motor Unit Assembly Parts  
1
4
2
7
3
7
6
18  
17  
19  
8
5
15  
9
10  
16  
11  
13  
14  
(Down) Contact  
LIMIT SWITCH  
ASSEMBLY  
Brown  
Wire  
Grey Wire  
Drive  
Gear  
12  
Center Limit  
Contact  
(Up)  
Contact  
Yellow Wire  
KEY PART  
NO. NO.  
KEY PART  
NO. NO.  
DESCRIPTION  
DESCRIPTION  
1
2
41A4371  
Belt cap retainer  
12 41A5525-4  
13 41A2818  
14 41D3452  
15 41A2822-1  
16 41C4398A  
17 41AB050  
Cover  
41A4885-5  
Gear and sprocket assembly.  
Complete with: Spring  
washer, thrust washer,  
retaining ring, bearing plate,  
roll pins (2), drive gear and  
worm gear, helical gear with  
retainer and grease  
Limit switch drive & retainer  
Limit switch assembly  
Interrupter cup  
RPM sensor assembly  
Receiver logic board assembly.  
Complete with: Logic board,  
end panel with all labels, light  
socket  
3
41A2817  
Drive/worm gear kit with  
grease, roll pins (2)  
18 41C5499  
41C5500  
High voltage wire harness  
Low voltage wire harness  
4
5
6
7
8
9
41B4245  
41A5484-10  
4A1344  
Line cord  
End panels with all labels  
Light socket  
19 41D180-1  
End panel with all labels  
NOT SHOWN  
108D79  
Lens  
41A2826-1  
41A2825  
Motor shaft bearing kit  
30B532  
Capacitor - 1/2 HP  
Capacitor bracket  
Terminal block with screws  
Opener assembly hardware kit  
(includes screws not designated  
by a number in illustration)  
12A373  
10 41A3150  
11 41A4842  
Universal replacement motor  
& bracket assembly.  
Complete with: Motor, worm,  
bracket, bearing assembly,  
RPM sensor  
38  
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ACCESSORIES  
7702CB  
953D  
3-Button SECURITY® Remote  
Outside Quick Release:  
Control:  
Required for a garage with NO  
access door.  
Includes visor clip.  
956D  
940D  
3-Button Mini-Remote Control  
with SECURITY®:  
760CB  
Outdoor Key Switch:  
With key ring and fastening strip.  
Operates the garage door  
automatically from outside when  
remote control is not handy.  
SECURITY® Keyless Entry:  
Enables homeowner to operate  
garage door opener from outside  
by entering a password on a  
specially designed keyboard. Also  
can add a temporary password for  
visitors or service persons. This  
temporary password can be limited  
to a programmable number of  
hours or entries.  
41A5281  
Extension Brackets:  
(Optional) For safety sensor  
installation onto the wall or floor.  
To order call: 1-800-528-9131  
945CB  
Multi-Function Door  
Control Panel:  
Provides a Lock feature which  
prevents operation of garage door  
opener from portable remotes and  
a Light feature for constant light.  
CLLAD  
Remote Light Control:  
Enables homeowner to turn on a  
lamp, television or other appliance  
from their car with their garage  
door opener remote or from  
anywhere in their home with an  
additional Chamberlain Security®  
remote.  
935CB  
Motion Detecting Control Panel:  
Multi-Function door control with  
motion sensor that automatically  
turns opener lights on for 5  
minutes when it detects a person  
entering the garage. Sensor can be  
easily deactivated when desired.  
Garage Door Monitor:  
CLDM1  
Monitors the status of your garage  
door from inside your home.  
39  
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CHAMBERLAIN® SERVICE IS  
ON CALL  
HOW TO ORDER  
REPAIR PARTS  
Selling prices will be furnished on request, or parts  
will be shipped at prevailing prices and you will be  
billed accordingly.  
OUR LARGE SERVICE ORGANIZATION  
SPANS AMERICA  
WHEN ORDERING REPAIR PARTS, ALWAYS GIVE  
THE FOLLOWING INFORMATION:  
INSTALLATION AND SERVICE INFORMATION IS AS  
NEAR AS YOUR TELEPHONE. SIMPLY DIAL OUR  
TOLL FREE NUMBER:  
• PART NUMBER  
• PART NAME  
• MODEL NUMBER  
ADDRESS ORDERS TO:  
1-800-528-9131  
THE CHAMBERLAIN GROUP, INC.  
Technical Support Group  
6050 S. Country Club Road  
Tucson, Arizona 85706  
For professional installation, parts and service,  
contact your local CHAMBERLAIN® dealer. Look for  
him in the Yellow Pages, or call our Service number for  
a list of dealers in your area.  
SERVICE INFORMATION TOLL FREE NUMBER:  
1-800-528-9131  
CHAMBERLAIN® ONE-YEAR LIMITED WARRANTY  
10 YEAR BELT LIMITED WARRANTY & LIFETIME MOTOR LIMITED WARRANTY  
The Chamberlain Group, Inc. (“Seller”) warrants to the first retail purchaser of this product, for the residence in which this product is  
originally installed, that it is free from defect in materials and/or workmanship for a period of one year from the date of purchase, and  
that the belt is free from defect in materials and/or workmanship for a period of 10 years from the date of purchase and that the motor  
is free from defect in materials and/or workmanship for the lifetime of the product. The proper operation of this product is dependent  
on your compliance with the instructions regarding installation, operation, maintenance and testing. Failure to comply strictly with  
those instructions will void this limited warranty in its entirety.  
If, during the limited warranty period, this product appears to contain a defect covered by this limited warranty, call 1-800-528-9131,  
toll free, before dismantling this product. Then send this product, pre-paid and insured, to our service center for warranty repair. You  
will be advised of shipping instructions when you call. Please include a brief description of the problem and a dated proof-of-purchase  
receipt with any product returned for warranty repair. Products returned to Seller for warranty repair, which upon receipt by Seller are  
confirmed to be defective and covered by this limited warranty, will be repaired or replaced (at Seller’s sole option) at no cost to you  
and returned pre-paid. Defective parts will be repaired or replaced with new or factory-rebuilt parts at Seller’s sole option.  
ALL IMPLIED WARRANTIES FOR THE PRODUCT, INCLUDING BUT NOT LIMITED TO ANY IMPLIED WARRANTIES OF  
MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, ARE LIMITED IN DURATION TO THE ONE YEAR LIMITED  
WARRANTY PERIOD SET FORTH ABOVE [EXCEPT THE IMPLIED WARRANTIES WITH RESPECT TO THE BELT AND MOTOR, WHICH  
ARE LIMITED IN DURATION TO THE BELT 10 YEARS AND MOTOR LIFETIME LIMITED WARRANTY PERIOD FOR THE BELT AND  
MOTOR], AND NO IMPLIED WARRANTIES WILL EXIST OR APPLY AFTER SUCH PERIOD. Some states do not allow limitations on  
how long an implied warranty lasts, so the above limitation may not apply to you. THIS LIMITED WARRANTY DOES NOT COVER  
NON-DEFECT DAMAGE, DAMAGE CAUSED BY IMPROPER INSTALLATION, OPERATION OR CARE (INCLUDING, BUT NOT LIMITED  
TO ABUSE, MISUSE, FAILURE TO PROVIDE REASONABLE AND NECESSARY MAINTENANCE, UNAUTHORIZED REPAIRS OR ANY  
ALTERATIONS TO THIS PRODUCT), LABOR CHARGES FOR REINSTALLING A REPAIRED OR REPLACED UNIT, REPLACEMENT OF  
BATTERIES AND LIGHT BULBS OR UNITS INSTALLED FOR NON-RESIDENTIAL USE.  
THIS LIMITED WARRANTY DOES NOT COVER ANY PROBLEMS WITH, OR RELATING TO, THE GARAGE DOOR OR GARAGE  
DOOR HARDWARE, INCLUDING BUT NOT LIMITED TO THE DOOR SPRINGS, DOOR ROLLERS, DOOR ALIGNMENT OR HINGES.  
THIS LIMITED WARRANTY ALSO DOES NOT COVER ANY PROBLEMS CAUSED BY INTERFERENCE. ANY SERVICE CALL THAT  
DETERMINES THE PROBLEM HAS BEEN CAUSED BY ANY OF THESE ITEMS COULD RESULT IN A FEE TO YOU.  
UNDER NO CIRCUMSTANCES SHALL SELLER BE LIABLE FOR CONSEQUENTIAL, INCIDENTAL OR SPECIAL DAMAGES ARISING  
IN CONNECTION WITH USE, OR INABILITY TO USE, THIS PRODUCT. IN NO EVENT SHALL SELLER’S LIABILITY FOR BREACH  
OF WARRANTY, BREACH OF CONTRACT, NEGLIGENCE OR STRICT LIABILITY EXCEED THE COST OF THE PRODUCT COVERED  
HEREBY. NO PERSON IS AUTHORIZED TO ASSUME FOR US ANY OTHER LIABILITY IN CONNECTION WITH THE SALE OF THIS  
PRODUCT.  
Some states do not allow the exclusion or limitation of consequential, incidental or special damages, so the above limitation or  
exclusion may not apply to you. This limited warranty gives you specific legal rights, and you may also have other rights which vary  
from state to state.  
© 2011, The Chamberlain Group, Inc.  
114A4282  
All Rights Reserved  
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