Linear Garage Door Opener LD 033 User Manual

PROFESSIONAL INSTALLATION BY:  
2 Remote Controls  
This opener is supplied with a three-button remote control (the second and third buttons can be used to control an  
additional operator or gate if it contains a Linear MegaCode™ receiver). Additional single and multi-button remote  
controls can be purchased. An unlimited number of remote controls can be used with this operator.The short white  
MODELS LDO33 & LDO50  
BELT-DRIVE OR CHAIN-DRIVE  
GARAGE DOOR OPENERS  
wire on the back of the operator serves as an antenna for  
the remote controls. Do not cut off the white wire or the  
remote controls will not operate well.  
PREPARING TO ADD A REMOTE  
2
LEARN LIGHT WILL  
GLOW FOR 15 SECONDS  
HOMEOWNER’S INSTRUCTIONS  
WARNING  
For Sectional and Jamb Type Doors  
Children operating or playing with a garage  
door opener can injure themselves or others.  
The garage door could cause serious injury  
or death. Do not allow children to operate the  
remote control(s) or the wall station. A moving  
garage door could injure or kill someone under  
it. Activate the opener only when the door  
is clearly visible, free of obstructions and  
adjusted properly.  
REMOTE MUST BE  
ENTERED WHILE LEARN  
LIGHT IS ON  
IMPORTANT SAFETY NOTES  
Please read the instructions carefully!This garage door opener is designed to provide safe and reliable service if installed  
and tested as described in these instructions. A garage door is the largest mechanical appliance in a residence. Care  
must be taken to prevent injury or death during installation and operation of the garage door and garage door opener.  
THE FOLLOWING FORMATS ARE USED FOR SAFETY NOTES IN THESE INSTRUCTIONS.  
1
PRESS THE LEARN BUTTON  
ADDING A REMOTE  
WARNING  
CAUTION  
To Add a Remote Control  
1
This type of warning note is used to indicate This type of warning note is used to indicate  
possible mechanical hazards that may cause the possibility of damage to the garage door or  
1 Press the opener’s LEARN button. The red LEARN  
light will glow. The red light will stay on for about 15  
seconds. A remote must be added while the red  
LEARN light is still on.  
SEND A SIGNAL  
FROM A REMOTE  
serious injuries or death.  
garage door opener.  
2
THE OPENER'S LIGHT AND  
LEARN LIGHT WILL FLASH  
ONCE WHEN REMOTE HAS  
BEEN ACCEPTED  
2 Send a signal from a remote.The red LEARN light and  
the opener’s light will flash once indicating that the  
opener has accepted the remote.  
IMPORTANT USER SAFETY INSTRUCTIONS  
WARNING  
ENTER A CODE  
AND PRESS  
START/STOP  
PRESS A  
BUTTON  
- OR -  
3 Repeat Steps 1 & 2 for any additional remote controls.  
REMOVING ALL REMOTES  
A MOVING GARAGE DOOR CAN CAUSE INJURY OR DEATH!  
To Remove all Remote Controls  
1 Press and hold the opener’s LEARN button for ten  
seconds or more.  
TO REDUCE THE RISK OF DEATH OR SEVERE INJURY:  
1
2
READ AND FOLLOW ALL INSTRUCTIONS.  
2 Release the LEARN button. The red LEARN light will  
blink three times signaling that all of the remotes  
in the opener’s memory were erased. The red  
LEARN light will turn off, then turn on for 15 seconds.  
A remote control can be entered during this time using  
Step 2 above.  
NEVER LET CHILDREN OPERATE, OR PLAY WITH DOOR CONTROLS! KEEP REMOTE CONTROL  
AWAY FROM CHILDREN!  
2
3
Always keep moving door in sight and away from people and objects until it is completely closed. NO  
ONE SHOULD CROSS THE PATH OF THE MOVING DOOR.  
THE LEARN LIGHT  
WILL BLINK 3 TIMES  
SIGNALING THAT  
ALL REMOTES WERE  
REMOVED  
1
PRESS THE LEARN BUTTON  
FOR 10 SECONDS OR MORE  
4
5
NEVER GO UNDER A STOPPED, PARTIALLY OPEN DOOR.  
Test door opener monthly. The garage door MUST reverse on contact with a 1-1/2 inch object (or  
a 2x4 board laid flat at the center of the door) on the floor. If adjusting either the force or the limit  
of travel, re-test the door opener. Failure to adjust the opener properly may cause severe injury or  
death.  
Testing  
1 Before testing the remote control, straighten out the  
opener’s white antenna wire so it points up.  
REPLACING A REMOTE'S BATTERY  
1
2
TWIST DIME IN  
SLOT TO OPEN  
CASE  
LIFT OFF  
THE TOP OF  
THE CASE  
2 Stand clear of the door, press the remote control’s  
button and verify that the opener starts.  
6
7
If possible, use the red emergency release handle only when the door is closed. Use caution when  
using this release with the door open. Weak or broken springs may cause the door to fall rapidly,  
causing injury or death.  
3
Replacing a Remote Control’s Batteries  
When the red light on the remote glows dimly, or fails to light at  
all when the remote is activated, the batteries need replacing.  
CAREFULLY  
REMOVE THE  
CIRCUIT BOARD  
NOTE: THE CIRCUIT BOARD WILL FIT ONLY ONE  
WAY INTO THE CASE. ALIGN THE PLASTIC POST  
IN THE CASE WITH THE HOLE IN THE CIRCUIT BOARD  
KEEP GARAGE DOORS PROPERLY BALANCED. (See Garage Door Opener Maintenance) An  
improperly balanced door could cause severe injury or death. Have a qualified service person make  
repairs to cables, spring assembly and other hardware.  
5
1 Open the remote’s case and remove the circuit board.  
2 Replace old batteries with two Type 2032 batteries.  
3 Re-assemble the remote.  
4
REMOVE OLD  
INSERT TWO NEW  
TYPE 2032 BATTERIES  
PLUS SIDE UP THEN  
REASSEMBLE UNIT  
BATTERIES AND  
DISPOSE OF THEM PROPERLY  
8
SAVE THESE INSTRUCTIONS.  
3 Garage Door Opener Maintenance  
Weather conditions may affect the door operation  
which could require some re-setting of the opener’s  
adjustments. Doors may swell and become heavier  
during wet periods, door hinges and rollers might bind  
during cold periods. To insure safe operation of the door,  
perform the following tests, including any additional test  
steps described.  
WARNING  
1 Using the Garage Door Opener  
OPENING OR CLOSING THE DOOR  
Garage door hardware (springs, cables,  
brackets, pulleys, etc.) are under extreme  
pressure and tension. DO NOT ATTEMPT TO  
LOOSEN, TIGHTEN OR ADJUST ANY DOOR  
HARDWARE. CALL A QUALIFIED GARAGE DOOR  
INSTALLATION PROFESSIONAL!  
Opening the Door  
WALL STATION  
REMOTE CONTROL  
1 With the door in view, press the wall station’s UP/  
DOWN ARROW button, the button assigned to the  
opener on the remote control, or enter a valid access  
code and press START/STOP on a remote keypad.  
REMOTE  
KEYPAD  
2 When the opener is activated, the opener’s light will  
turn on and the door will begin to open.  
ENTER AN  
ACCESS CODE  
- OR - AND PRESS  
START/STOP  
WARNING  
Every Month  
PRESS THE  
WALL STATION'S  
UP/DOWN ARROW  
3 The door will open until the open limit is reached. If  
an obstacle is encountered (opener’s light flashes four  
times) while the door is opening, the door will stop.  
PRESS A REMOTE  
CONTROL BUTTON  
1 With the door closed, pull the red release handle to  
disconnect the opener from the door.  
The garage door opener must not be installed  
and used on an unbalanced door. The opener’s  
internal door force sensor will not function  
properly on an unbalanced door. Risk of  
serious injury or death may result.  
- OR -  
2 From outside the garage, slowly open the door  
manually all the way, and then close it all the way.  
Notice if there is any binding, sticking or rubbing. The  
door should move smoothly in both directions.  
SAFETY LIGHTING  
4 The opener’s light will stay on for about five minutes  
after the door stops.  
Closing the Door  
TO DISCONNECT OPENER  
TO RECONNECT OPENER  
1 With the door in view, press the wall station’s UP/  
DOWN ARROW button or the button assigned to the  
opener on the remote control, or enter a valid access  
code and press START/STOP on a remote keypad.  
3 Raise the garage door about halfway up. Carefully  
release the door and see if the door balances. It  
should stay in place. Close the door.  
NOTE: If the garage door is unbalanced or the  
door travel isn’t smooth, have a qualified garage door  
professional adjust or repair the door.  
2 When the opener is activated, the opener’s light will  
turn on and the door will begin to close.  
PULL THE RED  
WHENEVER OPERATING  
THE LIGHT WILL TURN ON  
FOR ABOUT 5 MINUTES  
NOTE: A FLASHING  
LIGHT INDICATES  
TROUBLE  
RELEASE HANDLE  
TO DISCONNECT  
THE OPENER FROM  
FLIP THE LEVER UP  
3 The door will close until the close limit is reached. If  
an obstacle is encountered (opener’s light flashes four  
times), or the safety beam is interrupted (opener’s light  
flashes three times) during closing, the door will stop,  
then re-open.  
NOTICE  
IF DOOR BECOMES OBSTRUCTED,  
PULL DOWN ON HANDLE  
AND RAISE OR  
LOWER THE DOOR  
TO RECONNECT  
THE OPENER  
4 To reconnect the opener, flip the release lever up.  
Raise the door manually until the opener reconnects.  
THE DOOR  
NOTICE  
IF DOOR BECOMES OBSTRUCTED,  
PULL DOWN ON HANDLE  
STOPPING THE DOOR  
WALL  
STATION  
5 Perform the Safety Beam Test (Section 4).  
6 Perform the Safety Reversal System Test as described  
in Steps 4-6 in Section 6.  
REMOTE  
KEYPAD  
CHECKING THE DOOR BALANCE  
4 The opener’s light will stay on for about five minutes  
after the door stops.  
After Servicing the Opener  
1 Perform the Safety Beam Test (Section 4).  
THE DOOR SHOULD  
BALANCE WITHOUT  
GOING UP OR DOWN  
REMOTE  
CONTROL  
Stopping the Door Mid-travel  
2 Perform the Open and Close Limit Adjustments  
(Section 5).  
1 The door can be stopped immediately at any time  
by pressing the wall station’s UP/DOWN ARROW  
button, the remote control’s pushbutton, or press  
the START/STOP button on a remote keypad.  
THE DOOR CAN BE STOPPED  
AT ANY POSITION USING THE  
WALL STATION, REMOTE CONTROL,  
OR A REMOTE KEYPAD  
3 Perform the entire Door Force Safety System Test  
(Section 6).  
WARNING  
2 The next time the opener is activated, the door will  
move in the opposite direction.  
Every 6 Months  
Check the belt or chain tension.  
PREVENTING REMOTES  
FROM OPENING THE DOOR  
Always perform the entire Door Force Safety  
System Test (see Section 6) after making any  
adjustments to the opener.  
Vacation Lock for Additional Security  
• For belt-drive rails, examine the length of the tension  
spring in the traveler. It should be about 1” long.  
1 Slide the wall station’s LOCK switch to the locked  
position to prevent remote controls from opening the  
door after the door is completely closed. The remotes  
can close the door, but not open it. The door can  
still be opened or closed by using the wall station’s  
UP/DOWN ARROW pushbutton.  
• For chain-drive rails, examine the spacing between  
the turnbuckle and the rail. The turnbuckle should be  
slightly above the rail.  
TESTING THE SAFETY REVERSAL SYSTEM  
TEST WITH SMALL OBSTACLE  
LOCK  
UNLOCK  
THE DOOR MUST REVERSE  
WITHIN 2-SECONDS AFTER  
IMPACT WITH A 2 x 4 BOARD  
NOTE: Too much or too little chain tension will cause  
excessive sprocket noise.  
SLIDE THE VACATION SWITCH  
DOWN TO LOCK (REMOTES DISABLED)  
OR UP TO UNLOCK (REMOTES NORMAL)  
NOTE: To signal that the vacation switch is locked,  
the opener’s light will flash five times if a remote is  
activated in an attempt to open the door.  
2 x 4 BOARD LAID FLAT  
UNDER CENTER OF DOOR  
Chain Adjustment  
If necessary, use the following steps to adjust the chain.  
CONTROLLING THE  
OPENER'S LIGHT  
TWIST  
TURNBUCKLE  
ADJUSTING A CHAIN-DRIVE  
1 Hold the turnbuckle with a flat blade screwdriver and  
loosen the two locknuts with a 7/16” end wrench.  
2 Slide the wall station’s LOCK switch to the unlocked  
position to return the opener to normal operation.  
CHAIN  
TIGHTEN  
TURNBUCKLE  
LOCKNUTS  
2 Twist the turnbuckle to adjust the chain tension. Adjust  
the chain until the turnbuckle is sightly above the rail.  
CHAIN  
LOOSEN  
Controlling the Opener’s Light  
LOCKNUTS  
LOOSEN  
1 The opener’s light can be lit by pushing the wall  
station’s LIGHT button. The light will remain on until  
the LIGHT button is pressed again or the opener is  
cycled.  
3 Hold the turnbuckle with a flat blade screwdriver and  
tighten the two locknuts with a 7/16” end wrench.  
Belt Adjustment  
HOLD TURNBUCKLE  
PRESS THE LIGHT  
BUTTON TO TURN THE  
LIGHT ON OR OFF  
THE LIGHT WILL STAY ON UNTIL  
THE LIGHT BUTTON IS PRESSED  
OR THE OPENER IS CYCLED  
The tension spring in the traveler keeps the belt taut. The  
factory setting for the tension spring length is .9” long. If  
the tension spring is longer than 1”, adjust the belt.  
WITH FLAT BLADE  
SCREWDRIVER TO  
BACKUP LOCKNUTS  
2 If the opener’s light is on, pushing the wall station’s  
LIGHT button will turn the opener’s light off.  
TO OPENER  
LOCKNUTS  
TIGHTEN  
Disconnecting the Door from the Opener  
MEASURE THE TENSION  
SPRING LENGTH  
ADJUSTING A BELT-DRIVE  
IN CASE OF POWER FAILURE  
OR IF DOOR BECOMES OBSTRUCTED  
1 Hold the traveler so the adjustment wheel is visible  
through the large slot.  
1 With the door in any position (preferably closed),  
carefully pull the red release handle. USE CAUTION  
IF THE DOOR IS OPEN,THE DOOR MAY DROP.  
ADJUSTMENT WHEEL  
TRAVELER  
2 Use a flat blade screwdriver to turn the adjustment  
wheel to compress the tension spring until its length  
is between .9” and 1” long.  
2 The disconnected door can be opened or closed  
manually.  
PULL THE RED  
RELEASE HANDLE  
Every Year  
3 To reconnect the opener, flip the release lever up.  
Raise or lower the door manually until the opener  
reconnects.  
FLIP THE LEVER UP  
LOOSEN  
TIGHTEN  
Check the door hardware for lubrication needs. Lubricate  
door hinges, rollers and bearings according to door  
manufacturer’s recommended procedures.  
TO DISCONNECT  
THE OPENER FROM  
THE DOOR  
NOTICE  
IF DOOR BECOMES OBSTRUCTED,  
PULL DOWN ON HANDLE  
AND RAISE OR  
LOWER THE DOOR  
TO RECONNECT  
THE OPENER  
NOTICE  
TURN THE ADJUSTMENT  
WHEEL UNTIL THE TENSION  
SPRING IS ABOUT 1" LONG  
IF DOOR BECOMES OBSTRUCTED,  
PULL DOWN ON HANDLE  
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