Grizzly Sander G0458 User Manual

18" Open End Drum Sander  
MODEL G0458  
INSTRUCTION MANUAL  
COPYRIGHT © AUGUST, 2005 BY GRIZZLY INDUSTRIAL, INC. REVISED DECEMBER, 2007 (BL)  
WARNING: NO PORTION OF THIS MANUAL MAY BE REPRODUCED IN ANY SHAPE  
OR FORM WITHOUT THE WRITTEN APPROVAL OF GRIZZLY INDUSTRIAL, INC.  
#TRCREWPCBL7423 PRINTED IN CHINA  
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Table of Contents  
INTRODUCTION............................................................................................................................... 2  
Foreword .................................................................................................................................... 2  
Contact Info................................................................................................................................ 2  
Machine Data Sheet................................................................................................................... 3  
Identification ............................................................................................................................... 4  
SECTION 1: SAFETY....................................................................................................................... 5  
Safety Instructions for Machinery............................................................................................... 5  
Additional Safety for Drum Sanders........................................................................................... 7  
SECTION 2: CIRCUIT REQUIREMENTS ........................................................................................ 8  
110V Operation.......................................................................................................................... 8  
SECTION 3: SET UP........................................................................................................................ 9  
Set Up Safety............................................................................................................................. 9  
Items Needed for Set Up ........................................................................................................... 9  
Unpacking .................................................................................................................................. 9  
Inventory................................................................................................................................... 10  
Hardware Recognition Chart.................................................................................................... 11  
Site Considerations.................................................................................................................. 12  
Stand........................................................................................................................................ 12  
Installing Sander on Stand....................................................................................................... 14  
Handwheel ............................................................................................................................... 16  
Dust Port and Bag.................................................................................................................... 16  
Dust Collection......................................................................................................................... 17  
Test Run................................................................................................................................... 17  
Recommended Adjustments.................................................................................................... 18  
SECTION 4: OPERATIONS ........................................................................................................... 19  
Operation Safety ...................................................................................................................... 19  
Depth of Cut............................................................................................................................. 19  
Variable Speed......................................................................................................................... 20  
Sanding .................................................................................................................................... 20  
Sanding Tips ............................................................................................................................ 21  
Choosing Sandpaper ............................................................................................................... 21  
Paper Replacement ................................................................................................................. 22  
SECTION 5: ACCESSORIES......................................................................................................... 24  
SECTION 6: MAINTENANCE ........................................................................................................ 25  
Schedule .................................................................................................................................. 25  
Cleaning ................................................................................................................................... 25  
Lubrication................................................................................................................................ 25  
Sanding Belts........................................................................................................................... 26  
V-Belt Tensioning..................................................................................................................... 27  
SECTION 7: SERVICE ................................................................................................................... 28  
Troubleshooting........................................................................................................................ 28  
Replacing V-Belts..................................................................................................................... 30  
Pulley Alignment ...................................................................................................................... 31  
Feed Belt Tracking................................................................................................................... 31  
Feed Belt Tension.................................................................................................................... 32  
Feed Belt Replacement............................................................................................................ 33  
Gauge Blocks........................................................................................................................... 34  
Table Adjustments ................................................................................................................... 34  
Pressure Plate Adjustments..................................................................................................... 35  
Wiring Diagram ........................................................................................................................ 37  
G0458 Parts Breakdown.......................................................................................................... 38  
G0458 Parts List ...................................................................................................................... 39  
WARRANTY AND RETURNS........................................................................................................ 42  
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INTRODUCTION  
Foreword  
Contact Info  
We are proud to offer the Model G0458. This  
machine is part of a growing Grizzly family of fine  
woodworking machinery. When used according  
to the guidelines set forth in this manual, you can  
expect years of trouble-free, enjoyable operation  
and proof of Grizzly’s commitment to customer  
satisfaction.  
If you have any comments regarding this manual,  
please write to us at the address below:  
Grizzly Industrial, Inc.  
Technical Documentation Manager  
P.O. Box 2069  
C
/O  
Bellingham, WA 98227-2069  
We are pleased to provide this manual with  
the Model G0458. It was written to guide you  
through assembly, review safety considerations,  
and cover general operating procedures. It repre-  
sents our effort to produce the best documenta-  
tion possible.  
We stand behind our machines. If you have any  
service questions or parts requests, please call or  
write us at the location listed below.  
Grizzly Industrial, Inc.  
1203 Lycoming Mall Circle  
Muncy, PA 17756  
Phone: (570) 546-9663  
Fax: (800) 438-5901  
The specifications, drawings, and photographs  
illustrated in this manual represent the Model  
G0458 as supplied when the manual was pre-  
pared. However, owing to Grizzly’s policy of con-  
tinuous improvement, changes may be made at  
any time with no obligation on the part of Grizzly.  
For your convenience, we always keep current  
Grizzly manuals available on our website at www.  
grizzly.com. Any updates to your machine will be  
reflected in these manuals as soon as they are  
complete. Visit our site often to check for the lat-  
est updates to this manual!  
E-Mail: techsupport@grizzly.com  
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Machine Data Sheet  
MACHINE DATA  
SHEET  
Customer Service #: (570) 546-9663 • To Order Call: (800) 523-4777 • Fax #: (800) 438-5901  
MODEL G0458  
OPEN-END DRUM SANDER  
Design Type ......................................................................................................Floor Model  
Overall Dimensions:  
Height ......................................................................................................................50"  
Width ........................................................................................................................35"  
Depth........................................................................................................................21"  
Table Height......................................................................................................35"–40"  
Shipping Weight............................................................................................... 354 lbs.  
Net Weight ....................................................................................................... 298 lbs.  
Crate Size ............................................................................... 34" L x 2412" W x 34" H  
Base Footprint.................................................................................................18" x 37"  
Capacities:  
Maximum Board Width.............................................................................................18"  
Maximum Board Thickness.....................................................................................412  
"
Minimum Board Length..............................................................................................6"  
Minimum Board Thickness........................................................................................18  
"
Surface Speed of Drums.............................................................................. 4000 FPM  
Conveyor Feed Rate......................................................................Variable, 2-12 FPM  
Sanding Drum Motor:  
Type ............................................................................TEFC Capacitor Start Induction  
Horsepower........................................................................................................ 112 HP  
Voltage ......................................................................................................... 110V Only  
Amps .......................................................................................................................15A  
Motor Speed.................................................................................................3450 RPM  
Phase ⁄ Cycle ......................................................................................... Single ⁄ 60 HZ  
Power Transfer.......................................................................................... V-Belt Drive  
General Construction:  
Frame....................................................................................................................Steel  
Sanding Drum ...........................................................................4'' Diameter Aluminum  
Pressure Plates (2) .........................................................................................20" Wide  
Conveyor Belt........................................................................18'' x 4412'' Abrasive Belt  
................................................................................................................212" Dust Port  
.............................................................................................Variable Speed Conveyor  
........................................................................................Included Dust Collection Bag  
.........................................................................................Stand Alone Dust Collection  
Specifications, while deemed accurate, are not guaranteed.  
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Identification  
E
A
B
G
F
H
C
D
Figure . Main controls/components of the sander.  
A. Circuit Breaker  
B. ON/OFF Switch w/Lockout Key  
C. Feed Speed Scale  
D. Variable Speed Feed Rate Knob  
E. Return Roller  
F. Table Height Adjustment Handwheel  
G. Feed Belt  
H. Dust Port  
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SECTION 1: SAFETY  
For Your Own Safety, Read Instruction  
Manual Before Operating this Machine  
The purpose of safety symbols is to attract your attention to possible hazardous conditions. This  
manual uses a series of symbols and signal words which are intended to convey the level of  
importance of the safety messages. The progression of symbols is described below. Remember  
that safety messages by themselves do not eliminate danger and are not a substitute for proper  
accident prevention measures.  
Indicates an imminently hazardous situation which, if not avoided,  
WILL result in death or serious injury.  
Indicates a potentially hazardous situation which, if not avoided,  
COULD result in death or serious injury.  
Indicates a potentially hazardous situation which, if not avoided,  
MAY result in minor or moderate injury. It may also be used to alert  
against unsafe practices.  
This symbol is used to alert the user to useful information about  
proper operation of the machine.  
NOTICE  
Safety Instructions for Machinery  
1. READ THROUGH THE ENTIRE MANUAL  
BEFORE STARTING MACHINERY.  
Machinery presents serious injury hazards  
to untrained users.  
4. ALWAYS USE HEARING PROTECTION  
WHEN OPERATING MACHINERY.  
Machinery noise can cause permanent  
hearing damage.  
5. WEAR PROPER APPAREL. DO NOT  
wear loose clothing, gloves, neckties, rings,  
or jewelry which may get caught in moving  
parts. Wear protective hair covering to con-  
tain long hair and wear non-slip footwear.  
2. ALWAYS USE ANSI APPROVED  
SAFETY GLASSES WHEN OPERATING  
MACHINERY. Everyday eyeglasses only  
have impact resistant lenses, they are  
NOT safety glasses.  
6. NEVER OPERATE MACHINERY WHEN  
TIRED, OR UNDER THE INFLUENCE OF  
DRUGS OR ALCOHOL. Be mentally alert  
at all times when running machinery.  
3. ALWAYS WEAR AN ANSI APPROVED  
RESPIRATOR WHEN OPERATING  
MACHINERY THAT PRODUCES DUST.  
Wood dust is a carcinogen and can cause  
cancer and severe respiratory illnesses.  
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Safety Instructions for Machinery  
7. ONLY ALLOW TRAINED AND PROP-  
17. REMOVE ADJUSTING KEYS AND  
ERLY SUPERVISED PERSONNEL TO  
OPERATE MACHINERY. Make sure  
operation instructions are safe and clearly  
understood.  
WRENCHES. Make a habit of checking for  
keys and adjusting wrenches before turn-  
ing machinery ON.  
18. CHECK FOR DAMAGED PARTS  
BEFORE USING MACHINERY. Check  
for binding and alignment of parts, broken  
parts, part mounting, loose bolts, and any  
other conditions that may affect machine  
operation. Repair or replace damaged  
parts.  
8. KEEP CHILDREN AND VISITORS AWAY.  
Keep all children and visitors a safe dis-  
tance from the work area.  
9. MAKE WORKSHOP CHILD PROOF. Use  
padlocks, master switches, and remove  
start switch keys.  
19. USE RECOMMENDED ACCESSORIES.  
Refer to the instruction manual for recom-  
mended accessories. The use of improper  
accessories may cause risk of injury.  
10. NEVER LEAVE WHEN MACHINE IS  
RUNNING. Turn power OFF and allow all  
moving parts to come to a complete stop  
before leaving machine unattended.  
20. DO NOT FORCE MACHINERY. Work at  
the speed for which the machine or acces-  
sory was designed.  
11. DO NOT USE IN DANGEROUS  
ENVIRONMENTS. DO NOT use machin-  
ery in damp, wet locations, or where any  
flammable or noxious fumes may exist.  
21. SECURE WORKPIECE. Use clamps or  
a vise to hold the workpiece when practi-  
cal. A secured workpiece protects your  
hands and frees both hands to operate the  
machine.  
12. KEEP WORK AREA CLEAN AND WELL  
LIT. Clutter and dark shadows may cause  
accidents.  
22. DO NOT OVERREACH. Keep proper foot-  
13. USE A GROUNDED EXTENSION CORD  
RATEDFORTHEMACHINEAMPERAGE.  
Undersized cords overheat and lose power.  
Replace extension cords if they become  
damaged. DO NOT use extension cords  
for 220V machinery.  
ing and balance at all times.  
23. MANY MACHINES WILL EJECT THE  
WORKPIECETOWARDTHEOPERATOR.  
Know and avoid conditions that cause the  
workpiece to "kickback."  
14. ALWAYS DISCONNECT FROM POWER  
24. ALWAYS LOCK MOBILE BASES  
(IF USED) BEFORE OPERATING  
MACHINERY.  
SOURCE  
BEFORE  
SERVICING  
MACHINERY. Make sure switch is in OFF  
position before reconnecting.  
25. BE AWARE THAT CERTAIN WOODS  
MAY CAUSE AN ALLERGIC REACTION  
in people and animals, especially when  
exposed to fine dust. Make sure you  
know what type of wood dust you will be  
exposed to and always wear an approved  
respirator.  
15. MAINTAIN MACHINERY WITH CARE.  
Keep blades sharp and clean for best and  
safest performance. Follow instructions for  
lubricating and changing accessories.  
16. MAKE SURE GUARDS ARE IN PLACE  
AND WORK CORRECTLY BEFORE  
USING MACHINERY.  
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Additional Safety for Drum Sanders  
1. FEEDING STOCK. DO NOT allow anyone  
to stand at the outfeed end when feeding  
your stock. Never sand more than one  
piece of stock at a time.  
6. DUST COLLECTION SYSTEM. Never  
operate the sander without an adequate  
dust collection system in place and run-  
ning.  
DO NOT jam the workpiece into the  
machine during operation. Firmly grasp the  
workpiece in both hands and ease it into  
the machine using light pressure.  
7. UNATTENDED OPERATION. Never leave  
the machine running unattended.  
8. REPLACING SANDING PAPER. Replace  
sanding paper when it becomes worn.  
2. MINIMUM STOCK DIMENSIONS. DO NOT  
1
sand any stock thinner than 8", narrower  
9. EXPERIENCING DIFFICULTIES. Any  
problem, with the exception of convey-  
or belt tracking that is concerned with  
any moving parts or accessories, must be  
investigated and corrected with the power  
disconnected, and after all moving parts  
have come to a complete stop.  
than 18", or shorter than 6". DO NOT sand  
thin stock by using a “dummy” board under  
your workpiece.  
3. CLOTHING. DO NOT wear loose clothing  
while operating this machine. Roll up or  
button sleeves at the cuff.  
10. MAINTENANCE AND ADJUSTMENTS.  
Never attempt to adjust conveyor belt track-  
ing when the sanding drums are engaged.  
Perform machine inspections and main-  
tenance service promptly when called for.  
Disconnect power before performing main-  
tenance or adjustments on the sander.  
4. HAND PROTECTION. DO NOT place  
hands near, or in contact with, sanding  
drums during operation. DO NOT allow  
fingers to get pinched between board and  
conveyor belt during operation. This may  
pull the operator’s hand into the machine  
and cause serious injury or death!  
11. RESPIRATOR AND SAFETY GLASSES.  
Always wear a respirator and safety glass-  
es while operating the machine. Dust and  
chips are created when sanding. Some  
debris will be ejected, becoming hazards to  
the eyes and lungs.  
5. INSPECTING WORKPIECES. Always  
inspect workpiece for nails, staples, knots,  
and other imperfections that could be dis-  
lodged and thrown from the machine during  
sanding operations.  
No list of safety guidelines can be complete.  
Every shop environment is different. Always  
consider safety first, as it applies to your  
individual working conditions. Use this and  
other machinery with caution and respect.  
Failure to do so could result in serious per-  
sonal injury, damage to equipment, or poor  
work results.  
Like all machines there is danger associated  
with this machine. Accidents are frequently  
caused by lack of familiarity or failure to pay  
attention. Use this machine with respect  
and caution to lessen the possibility of  
operator injury. If normal safety precautions  
are overlooked or ignored, serious personal  
injury may occur.  
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SECTION 2: CIRCUIT REQUIREMENTS  
110V Operation  
Electrocution or fire could  
result if this machine is  
not grounded correctly or  
if your electrical configu-  
Serious personal injury could occur if you  
ration does not comply  
connect the machine to the power source  
with local and state codes.  
before you have completed the set up pro-  
Ensure compliance by  
cess. DO NOT connect the machine to the  
checking with a qualified  
power source until instructed to do so.  
electrician!  
Amperage Draw  
1
The 1 ⁄2 HP motor on the Model G0458 draws the  
following amps during normal operation:  
Motor Draw............................................ 15 Amps  
Circuit Requirements  
Only connect your machine to a circuit that meets  
the requirements below. Always check to see if  
the wires and circuit breaker in your circuit are  
capable of handling the amperage draw from  
your machine, as well as any other machines that  
could be operating on the same circuit. If you are  
unsure, consult a qualified electrician.  
Minimum Circuit Requirement.................20 Amp  
This machine must have a ground prong in  
the plug to help ensure that it is grounded.  
DO NOT remove ground prong from plug  
to fit into a two-pronged outlet! If the plug  
will not fit the outlet, have the proper outlet  
installed by a qualified electrician.  
Extension Cords  
We do not recommend using extension cords, but  
if you find it absolutely necessary:  
Use at least a 10 gauge cord that does not  
exceed 50 feet in length!  
The extension cord must also contain a  
ground wire and plug prong.  
Figure 1. Typical plug and receptacle.  
A qualified electrician MUST size cords over  
50 feet long to prevent motor damage.  
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SECTION 3: SET UP  
Set Up Safety  
Items Needed for  
Set Up  
The following items are needed to complete the  
set up process, but are not included with your  
machine:  
This machine presents  
serious injury hazards  
to untrained users. Read  
through this entire manu-  
al to become familiar with  
the controls and opera-  
tions before starting the  
machine!  
Description  
Qty  
Safety Glasses (for each person) .............. 1  
Assistants................................................... 2  
Wrench or Socket 13mm............................ 1  
Wrench or Socket 14mm............................ 2  
Hex Wrench 4mm....................................... 2  
Phillips Head Screwdriver .......................... 1  
Wood Blocks .............................(three 2x4s)  
Wood Shims..............................(as needed)  
Wear safety glasses dur-  
ing the entire set up pro-  
cess!  
Unpacking  
The Model G0458 was carefully packed when it  
left our warehouse. If you discover the machine  
is damaged after you have signed for delivery,  
please immediately call Customer Service at  
(570) 546-9663 for advice.  
The Model G0458 is a  
heavy machine. DO NOT  
over-exert yourself while  
unpacking or moving  
your machine—get assis-  
tance.  
Save the containers and all packing materials for  
possible inspection by the carrier or its agent.  
Otherwise, filing a freight claim can be difficult.  
When you are completely satisfied with the con-  
dition of your shipment, you should inventory the  
contents.  
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J. Hardware and Tools (Not Shown)  
Inventory  
— Handwheel ............................................ 1  
— Handwheel Handle M10-1.5................... 1  
— Phillips Head Screw M6-1 x 25.............. 1  
— Flat Washer 5mm .................................. 1  
— Hex Bolt M8-1.25 x 20 ........................... 4  
— Hex Nut M8-1.25 ................................... 4  
— Flat Washer 8mm .................................. 8  
— Carriage Bolt M8-1.25 x 15.................. 16  
— Serrated Flange Nut M8-1.25 .............. 16  
— Combination Wrench 8/12mm ............... 1  
— Hex Wrenches 4, 5, 6mm ................ 1 ea  
After all the parts have been removed from the  
box, you should have the following items:  
Box 1: (Figures 1 & 2)  
A. Drum Sander.............................................. 1  
Qty  
A
B
E
F
G
H
D
C
I
Figure 1. Box Contents.  
B. Dust Bag..................................................... 1  
C. Dust Hose Clamp....................................... 1  
D. Dust Port .................................................... 1  
E. Stand Legs ................................................. 4  
F. Bottom Long Brackets................................ 2  
G. Top Long Brackets ..................................... 2  
H. Bottom Short Brackets ............................... 2  
I. Top Short Brackets..................................... 2  
Figure 2. Additional box contents.  
In the event that any nonproprietary parts are  
missing (e.g. a nut or a washer), we would be  
glad to replace them, or for the sake of expedi-  
ency, replacements can be obtained at your local  
hardware store.  
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Hardware Recognition Chart  
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Site Considerations  
Stand  
Components and Hardware Needed:  
Qty  
Floor Load  
Carriage Bolts M8-1.25 x 15.............................16  
Serrated Flange Nuts 12mm ............................16  
Top Short Brackets.............................................2  
Bottom Short Brackets .......................................2  
Stand Legs .........................................................4  
Top Long Brackets..............................................2  
Bottom Long Brackets........................................2  
The weight and footprint size for your machine is  
located in the machine data sheet. Some residen-  
tial floors may require additional reinforcement to  
support the machine, workpieces, and operator.  
Working Clearances  
Consider existing and anticipated needs, size of  
material to be processed through each machine,  
and space for auxiliary stands, work tables or  
other machinery when establishing a location for  
your new machine. See Figure 3 for the minimum  
working clearances.  
We recommend assembling the stand upside  
down. To make it easier, have an assistant hold  
the pieces while you assemble the stand.  
NOTICE  
Do not final tighten stand bolts until the  
stand components have been assembled.  
To assemble the stand:  
1. Mount a top and bottom long bracket to a  
stand leg and loosely secure with two M8-  
1.25 x 15 carriage bolts and serrated flange  
nuts as shown in Figure 4.  
24"  
Leg  
35"  
Figure 3. Model G0458 Working clearances.  
Bottom Long Bracket  
Unsupervised children and  
visitors inside your shop  
could cause serious per-  
sonal injury to themselves.  
Lock all entrances to the  
shop when you are away and  
DO NOT allow unsupervised  
children or visitors in your  
shop at any time!  
Top long bracket  
Figure 4. Top and bottom long brackets secured  
to a stand leg.  
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2. Secure a second leg to the top and bottom  
long brackets with two M8-1.25 x 15 carriage  
bolts and serrated flange nuts as shown in  
Figure 5.  
4. Build the rest of the stand assembly, as  
shown in Figure 7, with the remaining hard-  
ware.  
Leg  
Figure 7. Completed stand assembly.  
Figure 5. A completed stand leg assembly.  
5. Turn the stand upright and adjust it so the  
legs are evenly positioned, then tighten all  
the stand fasteners.  
3. Mount a top and bottom short bracket to the  
left and right sides of the stand leg assembly  
completed in Step 2 as shown in Figure 6.  
Secure with two M8-1.25 x 15 carriage bolts  
and serrated flange nuts.  
Bottom  
Short  
Bracket  
Top Short Bracket  
Figure 6. Top and bottom short brackets  
secured to a stand leg assembly.  
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Installing Sander on  
Stand  
The sander is very heavy.  
DO NOT over-exert your-  
self while unpacking or  
moving your machine—  
get assistance.  
Figure 8. Sander tipped back on pallet against  
pulley cover.  
Components and Hardware Needed:  
Qty  
Sander............................................................... 1  
Stand Assembly ................................................ 1  
Hex Bolts M8-1.25 x 20..................................... 4  
Flat Washers 8mm ............................................ 8  
4. Place two stacks of blocks the same height  
as the pallet and about 15 inches apart on  
the floor near the sander base as shown in  
Figure 9.  
To install the sander on the stand:  
1. Make sure the sander is still resting on the  
shipping pallet.  
2. Place the pallet and stand near the perma-  
nent mounting location (once the sander is  
mounted to the stand it will be difficult to  
move).  
3. With help of an assistant, tilt the sander back  
so the side with pulley cover faces the pal-  
let, move the left bottom edge of the sander  
forward, and rest the left side of the sander  
on the pallet as shown in Figure 8.  
Figure 9. Blocks set near sander base.  
Note: The base should stick out a few inches  
beyond the edge of the pallet.  
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5. Lay the stand on the blocks as shown in  
Figure 10.  
9. Tilt the sander upright, as shown in Figure  
12, so the rear legs touch the floor.  
If the legs start to slide when tilting, you  
MUST have a third person hold the stand  
from sliding to avoid personal injury or  
machine damage!  
Figure 10. Stand resting on blocks.  
6. Align the holes, and secure the stand to the  
sander with the remaining hex bolts, wash-  
ers, and hex nuts (Figure 11).  
Note: If the holes do not align, add wood  
shims to adjust the block heights.  
Figure 12. Tilting sander upright.  
Figure 11. Mounting sander to stand.  
7. Lift up on the stand and remove the blocks.  
8. Tighten the mounting bolts.  
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Handwheel  
Dust Port and Bag  
Components and Hardware Needed:  
Qty  
Components and Hardware Needed:  
Qty  
Handwheel Handle............................................ 1  
Handwheel ........................................................ 1  
Cap Screw M5-.8 x 10....................................... 1  
Flat Washer 5mm.............................................. 1  
Dust Port ........................................................... 1  
Dust Bag............................................................ 1  
Dust Hose Clamp.............................................. 1  
Phillips Head Screw M6-1 x 25 ......................... 1  
To install the handwheel:  
To install the dust port:  
1. Thread the handwheel handle into the  
1. Slide the dust port over the fan housing and  
tighten the included Phillips head screw  
(Figure 14).  
handwheel and tighten it.  
2. Slide the handwheel over the shaft, making  
sure the shaft pin (Figure 13) inserts into the  
slots in the handwheel.  
Shaft Pin  
Fan Housing  
Dust Port  
Slots  
Figure 14. Installing dust port.  
2. Slide the dust hose clamp over the dust  
bag, insert the bag and clamp over the dust  
port (Figure 15), and secure with the clamp  
handle. DO NOT overtighten the clamping  
adjustment or it may break!  
Figure 13. Installing handwheel.  
3. Secure the handwheel with an M5-.8 x 10  
cap screw and 5mm flat washer.  
Clamp  
Dust Port  
Dust Bag  
Figure 15. Installing dust bag and clamp.  
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Dust Collection  
Test Run  
Now that the machine is assembled, perform a  
test run to make sure all the controls are working  
properly.  
DO NOT operate the Model G0458 without  
adequate dust collection. This sander cre-  
ates substantial amounts of wood dust while  
operating. Failure to use dust collection can  
result in short and long-term respiratory ill-  
ness.  
Before starting the sander, make sure you  
have performed the preceding assembly  
and adjustment instructions, and you have  
read through the rest of the manual and  
are familiar with the various functions and  
safety issues associated with this machine.  
Failure to follow this warning could result in  
serious personal injury or even death!  
You may attach the Model G0458 drum sander  
to a dust collection system if you do not use the  
included dust bag. If you are using your own dust  
collection system, we recommend using a system  
that can collect a minimum of 400 CFM AT THE  
DUST PORT.  
To test run the sander:  
Note: Do not confuse this CFM recommendation  
with the rating of the dust collector. To determine  
the CFM at the dust port, you must take into  
account many variables, including the rating of  
the dust collector, the length of hose between the  
dust collector and the machine, the amount of  
branches or wyes, and the amount of other open  
lines throughout the system.  
1. Put on safety glasses and make sure any  
bystanders are out of the way and also wear-  
ing safety glasses.  
2. Connect the sander to power.  
3. Flip the ON/OFF switch ON. Make sure  
that your finger is poised over the ON/OFF  
switch, just in case there is a problem.  
When the dust collection is working properly, a  
fine layer of dust may be present on your stock  
as it comes out of the sander. This is a normal  
characteristic of all drum sanders.  
The drum sander should run smoothly, with  
little or no vibration or rubbing noises. Strange  
or unnatural noises MUST be investigated  
and corrected before operating the machine  
further. To avoid injury or damage to the  
machine, DO NOT attempt to make adjust-  
ments to the machine without turning it OFF  
and unplugging it from its power source.  
To connect the dust ports to a dust collector:  
1. Attach a 212" dust collection hose to the dust  
port and secure with a hose clamp.  
Investigate and correct any problems before  
operating the machine further. If you need help,  
refer to the Troubleshooting section in the back  
of this manual or contact Tech Support at (570)  
546-9663.  
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Recommended  
Adjustments  
For your convenience, the adjustments listed  
below have been performed at the factory and  
no further setup is required to operate your  
machine.  
However, because of the many variables involved  
with shipping, some of these adjustments may  
need to be repeated to ensure optimum results.  
Keep this in mind as you start to use your new  
drum sander.  
Step-by-step instructions for these adjust-  
ments can be found in SECTION 7: SERVICE  
ADJUSTMENTS.  
1. V-Belt Tensioning (Page 27). Perform after  
the first 16 hours.  
2. Feed Belt Tensioning & Tracking (Pages 31  
& 32).  
3. Table Adjustments (Page 34).  
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SECTION 4: OPERATIONS  
Operation Safety  
Depth of Cut  
The optimum depth of cut will vary based on  
the type of wood, feed rate, and sandpaper grit.  
Attempts to remove too much material can cause  
jamming, wood burning, rapid paper wear or tear-  
ing, poor finish, and belt slippage.  
Damage to your eyes, lungs, and ears could  
result from using this machine without  
proper protective gear. Always wear safety  
glasses, a respirator, and hearing protection  
when operating this machine.  
To set the depth of cut:  
1. Rotate the table height handwheel (Figure  
16) until the table is too low, then raise the  
table, allowing a gap between the workpiece  
and the sanding drum.  
Note: When adjusting the table to sand a  
thicker workpiece, lower and then raise the  
table to remove backlash from the adjust-  
ment mechanism.  
Loose hair and cloth-  
ing could get caught in  
machinery and cause seri-  
ous personal injury. Keep  
loose clothing and long  
hair away from moving  
machinery.  
NOTICE  
If you have never used this type of machine  
or equipment before, WE STRONGLY REC-  
OMMEND that you read books, trade maga-  
zines, or get formal training before begin-  
ning any projects. Regardless of the con-  
tent in this section, Grizzly Industrial will  
not be held liable for accidents caused by  
lack of training.  
Figure 16. Table height handwheel.  
2. Turn ON the feed belt and sanding drum and  
feed the workpiece into the sander. SLOWLY  
raise the feed belt until the workpiece makes  
light contact with the sanding drum. This  
is the correct height to begin sanding the  
workpiece.  
3. After the initial pass, turn the handwheel up to  
1
4  
turn (164" or 0.4mm)—the maximum depth  
for most sanding conditions. Note: Each full  
turn of the table height handwheel raises  
the feed table approximately 0.060" (116") or  
1.5mm.  
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Variable Speed  
Sanding  
The variable speed knob allows you to increase  
the feed rate from 2–12 FPM. The correct speed  
to use depends on the type of stock you are using  
(hardwood vs. softwood) and the stage of finish  
with that workpiece.  
DO NOT sand more than one board at a time.  
Minor variations in thickness can cause one  
board to be propelled by the rapidly spinning  
sanding drum and ejected from the machine.  
NEVER stand directly in front of the outfeed  
area of the machine. Failure to do so could  
result in severe personal injury.  
As a general rule, a slower feed rate will sand  
the surface smoother, but runs the risk of burning  
the wood; a faster feed rate will remove material  
faster, but runs the risk of overloading the motor  
or damaging the sandpaper.  
To sand a workpiece:  
Use trial-and-error to determine the best settings  
for your specific applications.  
1. Adjust the table height according to the  
instructions in Depth of Cut on Page 19.  
To adjust the feed belt speed:  
2. Make sure the filter bag is secure (or start  
the dust collector, if connected) and turn the  
sander ON.  
1. Turn ON the feed belt (DO NOT adjust con-  
veyor speed when the conveyor motor is  
OFF).  
3. Feed the workpiece through the sander.  
Retrieve the workpiece by standing at the  
side—not at the outfeed end.  
NOTICE  
Adjusting the variable speed when the con-  
veyor motor is OFF can damage the V-belt  
and the adjusting mechanism.  
4. Run wide stock through two or three times  
without adjusting the table height. Turn the  
stock 180° between passes to ensure an  
evenly sanded surface.  
2. Rotate the variable speed knob (Figure 17)  
counterclockwise to increase the feed speed,  
or clockwise to decrease the feed speed.  
NOTICE  
Over-bogging the motor or pushing the  
sander to failure weakens the electrical sys-  
tem. Repeatedly doing so is abuse to the  
machine that will cause motor, capacitor, or  
thermal breaker damage, which is not cov-  
ered by the warranty.  
Figure 17. Variable speed knob.  
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Sanding Tips  
Choosing Sandpaper  
Replace the sandpaper with a higher grit to  
achieve a finer finish.  
There are many types of sanding belts to choose  
from. We recommend Aluminum Oxide for gen-  
eral workshop environments. Below is a chart  
that groups abrasives into different classes, and  
shows which grits fall into each class.  
1
Raise the table a maximum of 4 turn of the  
handwheel until the workpiece is the desired  
thickness.  
Grit  
Class  
Usage  
Reduce snipe when sanding more than one  
board of the same thickness by feeding them  
into the sander with the front end of the sec-  
ond board touching the back end of the first  
board.  
36  
Extra Coarse Rough sawn boards,  
thickness sanding,  
and glue removal.  
60  
Coarse  
Thickness sanding  
and glue removal.  
Feed boards into the sander at different points  
on the conveyor to maximize sandpaper life  
and prevent uneven conveyor belt wear.  
80–100 Medium  
120–180 Fine  
Removing  
marks and initial finish  
sanding.  
planer  
Finish sanding.  
DO NOT sand boards less than 6" long or  
1
less than 8" thick to prevent damage to the  
workpiece and the drum sander.  
The general rule of thumb is to sand a workpiece  
with progressively higher grit numbers, with no  
one grit increase of more than 50. Avoid skipping  
grits; the larger the grit increase, the harder it will  
be to remove the scratches from the previous  
grit.  
Extend the life of the sandpaper by regularly  
using a PRO-STICK® sanding pad (Page  
24).  
When sanding workpieces with irregular sur-  
faces, such as cabinet doors, take very light  
sanding passes to prevent gouges. When  
the drum moves from sanding a wide surface  
to sanding a narrow surface, the load on  
the motor will be reduced, and the drum will  
speed up, causing a gouge.  
Ultimately, the type of wood you use and your  
stage of finish will determine the best grit types to  
install on your sander.  
DO NOT edge sand boards. This can cause  
boards to kickback, causing serious personal  
injury. Edge sanding boards also can cause  
damage to the conveyor belt and sandpa-  
per.  
When sanding workpieces with a bow or  
crown, place the high point up (prevents the  
workpiece from rocking) and take very light  
passes.  
Feed the workpiece at an angle to maximize  
stock removal and sandpaper effectiveness,  
but feed the workpiece straight to reduce  
sandpaper grit scratches for the finish pass-  
es.  
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6. Loosen the cap screw on the left clamp and  
Paper Replacement  
remove the sandpaper.  
7. Use the old sandpaper as a pattern, or use  
the pattern in Figure 19, to cut a new piece  
of sandpaper to the necessary shape. After  
cutting the 1212" angled sides, measure 1"  
along the same sides and cut off the ends  
with a knife.  
Tools Needed:  
Qty  
Flat Head Screwdriver ...................................... 1  
Hex Wrench 4mm.............................................. 1  
Hex Wrench 5mm.............................................. 1  
Carton Cutter or Utility Knife ............................. 1  
The Model G0458 is designed for 3" wide sand-  
paper rolls. Turn to SECTION 5: ACCESSORIES  
on Page 24 for grit selection and model num-  
bers.  
To change the paper:  
 
1. Disconnect power to the sander!  
2. Open the top cover, remove the three cap  
screws that secure the chip deflector to the  
sander frame, and set the deflector aside.  
�  
3. Loosen the cap screw on the right spring-  
loaded clamp as shown in Figure 18.  
Figure 19. Sandpaper pattern.  
Right  
Clamp  
8. Insert the left corner of the new sandpaper  
into the left clamp and tighten the cap screw  
as shown in Figure 20. The angled side of  
the sandpaper must be flush with the left  
drum edge. If the sandpaper overlaps the  
edge, you may have difficulty closing the  
cover.  
Tension  
Wheel  
Access  
Hole  
Figure 18. Loosening cap screw on right spring-  
loaded clamp.  
4. Remove the sandpaper from the clamp.  
Note: You can use a flat head screwdriver to  
loosen the clamp to free the sandpaper.  
Left  
Clamp  
5. Rotate the drum to remove the sandpaper  
Figure 20. Securing sandpaper in left clamp.  
belt.  
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9. Wrap the sandpaper around the drum (Figure  
21), ensuring there are no bubbles or over-  
lapping edges.  
12. Firmly hold down the sandpaper with both  
hands, rotate the drum toward you, then wrap  
the end of the sandpaper over the top of the  
drum (Figure 23).  
Figure 21. Wrapping sandpaper around drum.  
Figure 23. Wrapping sandpaper over tension  
wheel.  
10. When the sandpaper reaches the right side  
of the drum, move the sandpaper out of the  
way with a 4mm wrench and place it into the  
access hole.  
13. Place the end of the sandpaper into the  
clamp, secure it, and remove the hex wrench  
from the access hole.  
11. Rotate the drum toward you so the wrench  
rests against the frame as shown in Figure  
22.  
14. If the sandpaper does not fit into the right  
clamp, you may have inserted the sandpaper  
too deeply into the left clamp. Also, check to  
make sure the length, width, and angled cuts  
match the pattern in Figure 19. Make adjust-  
ments to the sandpaper if necessary.  
If sandpaper completely covers the access  
hole, you may have placed too little sandpa-  
per into the left clamp. Unwrap the sandpaper  
and redo Steps 8–13.  
15. In either case, reinstall the sandpaper, repeat  
Steps 9–13, and continue adjusting the paper  
until it fits into the clamp.  
Access  
Hole  
16. When finished, reinstall the chip deflector,  
secure it with the three cap screws, and close  
the cover.  
Figure 22. Hex wrench inserted into access hole  
on right tension wheel.  
-23-  
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SECTION 5: ACCESSORIES  
PRO-STICK® Sanding Pad  
Aluminum Oxide Sanding Rolls 3" x 10'  
G3071—60 Grit: Use for thickness sanding and  
glue removal.  
G3072—80 Grit: Use for removing planer marks  
and initial finish sanding.  
Extend the life of your sandpaper! Just feed this  
crepe-rubber cleaning pad through your drum  
sander to remove dust build-up from the sandpa-  
per without damage.  
G3073—100 Grit: Use for removing planer marks  
and initial finish sanding.  
G3074—120 Grit: Use for finish sanding.  
G4400—150 Grit: Use for finish sanding.  
G4401—180 Grit: Use for finish sanding.  
G4402—220 Grit: Use for finish sanding.  
Size  
Model  
15" X 20" X 118" ...................................... H2845  
H2499—Small Half-Mask Respirator  
H3631—Medium Half-Mask Respirator  
H3632—Large Half-Mask Respirator  
H3635—Disposable Cartridge Filter Pair P100  
Wood dust is now considered a known carcino-  
gen and has been linked to nasal cancer and  
severe respiratory illnesses. If you work around  
dust everyday, a half-mask respirator can be a  
lifesaver. Also compatible with safety glasses!  
Figure 25. PRO-STICK® sanding pad.  
G3640—Power Twist® V-Belt 12" x 4'  
Smooth running with less vibration and noise  
than solid belts. The Power Twist® V-belts can be  
customized in minutes to any size—just add or  
1
remove sections to fit your needs. Size: 2" x 4';  
replaces all "A" sized V-belts. Requires one Power  
Twist® V-belt to replace the stock V-belt on your  
Model G0458.  
Figure 24. Half-mask respirator and disposable  
cartridge filters.  
Figure 26. Power twist V-belt.  
-24-  
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SECTION 6: MAINTENANCE  
Cleaning  
Always disconnect power  
to the machine before  
performing maintenance.  
Failure to do this may  
result in serious person-  
Cleaning the Model G0458 is relatively easy.  
Vacuum excess sawdust, and wipe off the remain-  
ing dust with a dry cloth.  
al injury.  
Lubrication  
Schedule  
The feed belt bushings should be lubricated daily  
with a light machine oil. Lubricate the chains and  
gears with a high-quality, lithium-based grease.  
The bearings do not need lubrication.  
For safe and optimum performance from a  
machine that is used on a daily basis, follow this  
maintenance schedule and refer to any specific  
instructions given in this section.  
Avoid using excess lubrication. Too much lubri-  
cant attracts sawdust and will clog the chain.  
Daily Checks and Maintenance:  
Loose mounting bolts.  
Damaged sanding belt.  
Bushings: Must be oiled daily or each time the  
sander is used. Oil the bushings on each end of  
the feed belt rollers and remove the pulley cover  
and oil the drive bushings (see Figure 27).  
Worn switch.  
Worn or damaged cords or plugs.  
Damaged V-belts.  
Any other unsafe condition.  
Oil the feed belt roller and drive bushings.  
Clean/vacuum dust buildup from inside cabi-  
net and off of the motor.  
DO NOT attempt to investigate or adjust the  
machine while it is running. Wait until the  
machine is turned OFF, unplugged, and all  
working parts have stopped moving before  
you do anything!  
Figure 27. Bushing locations.  
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Feed Belt Drive: Lubricate with lithium grease  
monthly. Wipe sawdust and dirt impregnated  
grease off of the chain and gears shown in  
Figures 28 & 29. Apply fresh lithium grease to the  
gears and chain.  
Table Lift Mechanism: Lubricate the table lift  
screws, chain, and helical gear with lithium grease  
every six months. Clean the chain and table lift  
screws (Figure 30), then rub lithium grease onto  
the chain links and screw threads. Clean the heli-  
cal gear (Figure 31) and place a dab of grease on  
the teeth. Move the table up or down to spread the  
grease thoroughly throughout the mechanism.  
Figure 28. Feed belt drive chain.  
Figure 30. Table lift screws (only two shown).  
Figure 29. Feed belt gears.  
Figure 31. Helical gear.  
Sanding Belts  
You can greatly increase the lifespan of your  
sanding belts if you clean them often. Cleaning  
pads (Accessories on Page 24) are the fastest  
way to remove sawdust build-up.  
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3. Check the tension of the feed belt V-belt, then  
adjust the tension by loosening the motor  
mount cap screws shown in Figure 33 and  
pushing down on the motor mount to tighten  
the V-belts.  
V-Belt Tensioning  
Tools Needed:  
Qty  
Hex Wrenches 4 & 8mm ..............................1 Ea  
Phillips Head Screwdriver ................................. 1  
Pry Bar .............................................................. 1  
Feed Belt  
V-Belt  
Proper tension is important for optimum power  
transmission. However, too much tension may  
cause premature bearing failure.  
Correct V-belt tension is achieved when the V-  
belts can be deflected 12"–34" when pushed in the  
middle with moderate pressure. See Figure 32  
for an example of how to perform a V-belt deflec-  
tion test with a straightedge and ruler.  
Motor Mount  
Cap Screws  
Figure 33. Feed belt V-belt tension.  
4. Tension the sanding drum V-belt by sliding  
the idler roller (Figure 34) into the V-belt until  
the belt is correctly tensioned, then replace  
the pulley cover.  
Idler  
Roller  
Figure 32. Checking V-belt tension with a  
straightedge and a ruler.  
Always inspect V-belts for damage or dete-  
rioration when adjusting for tension. Should  
you find evidence of cracking, abrasion or  
damage from wood chips or other foreign  
materials, replace the belt immediately. Belt  
breakage may lead to mechanical damage  
or operator injury.  
Figure 34. Sanding drum V-belt tension.  
NOTICE  
New V-belts will often stretch and loosen  
after moderate use. Check frequently after  
installation and re-tension if necessary.  
To adjust V-belt tension:  
1. Disconnect power to the sander!  
2. Open the pulley cover.  
-27-  
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SECTION 7: SERVICE  
This section is provided for your convenience—it is not a substitute for the Grizzly Service Department. If  
you need help troubleshooting, you need replacement parts, or you are unsure of how to perform the pro-  
cedures in this section, then feel free to call our Technical Support at (570) 546-9663.  
Troubleshooting  
Motor & Electrical  
Symptom  
Possible Cause  
Possible Solution  
1. Plug/receptacle is faulty or wired incorrectly. 1. Test power plug and receptacle for good  
contact and correct wiring.  
Machine does not start or  
a breaker trips.  
2. Start capacitor is faulty.  
2. Test capacitor and replace if necessary.  
3. Correct motor wiring (see Page 37).  
4. Make sure hot lines and grounds are opera-  
tional and have correct voltage on all legs.  
5. Install or replace safety key, or replace  
switch assembly.  
3. Motor connection is wired incorrectly.  
4. Power supply is faulty, or is switched OFF.  
5. Safety switch key is at fault.  
6. Motor ON/OFF switch is faulty.  
7. Centrifugal switch is at fault.  
6. Replace faulty ON/OFF switch.  
7. Adjust or replace the centrifugal switch.  
8. Cable or wiring is open or has high resis- 8. Check for disconnected or corroded connec-  
tance.  
tions, troubleshoot wires for internal or exter-  
nal breaks, then repair or replace wiring.  
9. Test, then repair or replace motor.  
9. Motor is at fault.  
1. Wrong workpiece material.  
1. Only process wood with correct moisture  
content, and no glues, or resins.  
Machine stalls or is under-  
powered.  
2. Low power supply voltage.  
2. Make sure hot lines and grounds are opera-  
tional and have correct voltage on all legs.  
3. Test capacitor and replace if necessary.  
4. Empty and clean filter bag.  
3. Run capacitor is faulty.  
4. Filter bags are at fault.  
5. V-belts are slipping.  
5. Replace bad belts, align pulleys, and re-ten-  
sion the V-belts (see Pages 27 & 30).  
6. Test power plug and receptacle for good  
contact and correct wiring.  
6. Plug or receptacle is at fault.  
7. Motor connection is wired incorrectly.  
8. Motor bearings are at fault.  
7. Correct motor wiring (see Page 37).  
8. Rotate motor shaft for noisy or burnt bear-  
ings, repair/replace as required.  
9. Machine is overloaded.  
10. Motor has overheated.  
9. Use new sandpaper with appropriate grit,  
and reduce the feed rate/depth of sanding.  
10. Check motor cooling air flow, let motor cool,  
and reduce workload on machine.  
11. Centrifugal switch is at fault.  
12. Motor is at fault.  
11. Adjust/replace the centrifugal switch.  
12. Test motor, and repair/replace if necessary.  
-28-  
G0458 18" Open End Belt/Drum Sander  
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Symptom  
Possible Cause  
Possible Solution  
1. Motor or component is loose.  
1. Inspect for stripped/damaged bolts/nuts,  
replace/re-tighten with thread locking fluid.  
2. Inspect belts, replace and re-tension (see  
Pages 27 & 30).  
Machine has vibration or  
noisy operation.  
2. V-belts are worn or loose.  
3. Motor fan is rubbing on fan cover.  
4. Pulley is loose.  
3. Replace dented fan cover/damaged fan.  
4. Remove pulley, replace shaft, pulley, set-  
screw, and key as required, and realign.  
5. Machine is incorrectly mounted to the floor. 5. Machine has loose anchor studs in floor, or  
is sitting on uneven floor. Replace/tighten  
relocate as required.  
6. Cast iron motor mount is at fault.  
7. Motor bearings are at fault.  
6. Using leverage and a small pry bar to inspect,  
carefully replace loose/broken mounts.  
7. Check bearings, replace motor or bearings  
as required.  
Sanding Operations  
Symptom  
Possible Cause  
Possible Solution  
Vibration when sanding.  
1. Loose drum bearings.  
2. Worn drum bearings.  
1. Tighten drum bearings.  
2. Replace drum bearings.  
Grinding, screeching, or 1. Drum bushings lack sufficient oil.  
1. Oil the drum bushings (see Page 25).  
rubbing noise when sand-  
ing drums are powered up.  
2. Drum bushings are worn and need replace- 2. Replace the drum bushings.  
ment.  
Short V-belt lifespan.  
1. Pulleys not aligned correctly.  
2. Improperly tensioned.  
1. Align pulleys (see Page 31).  
2. Properly tension V-belts (see Page 27).  
Machine lacks power; 1. V-belts loose.  
1. Tighten V-belts (see Page 27).  
drums stop turning under  
load.  
2. Too much pressure on pressure plates.  
2. Raise the pressure plates (Page 35).  
Feed belt slips under load. 1. Feed belt is too loose.  
2. Too much load.  
1. Tension feed belt (see Page 32).  
2. Decrease load.  
Feed belt tracks to one 1. Feed belt tracking is incorrect.  
1. Track the feed belt so it runs straight (see  
side or hits the feed table  
mounts.  
Page 31).  
Excessive snipe.  
1. Lack of outfeed support.  
1. Set up an outfeed table or have someone  
catch the workpiece as it comes out.  
2. Too much pressure from pressure plates.  
2. Raise the pressure plates (Page 35).  
3. Too much pressure from the rear pressure 3. Raise the rear pressure plate (Page 35).  
plate.  
Workpiece kicks out of 1. Not enough pressure from the pressure 1. Lower the pressure plates (Page 35).  
sander.  
plates.  
Sandpaper tears off drums 1. Nail/staple in workpiece.  
1. Sand only clean workpieces.  
during operation.  
2. Sandpaper not tightened or fastened cor- 2. Install the sandpaper correctly (see Page  
rectly.  
Table elevation controls are 1. Table lift screws are dirty or loaded with saw- 1. Clean and re-grease table lift screws (see  
stiff and hard to adjust.  
22).  
dust.  
2. Chain idler sprocket cap screws have been 2. Adjust the cap screws on the idler sprocket  
over tightened. so it can spin freely.  
3. Elevation handle helical gear is dirty or 3. Clean and re-grease the helical gear (see  
loaded with sawdust. Page 26).  
Page 26).  
-29-  
G0458 18" Open End Belt/Drum Sander  
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4. Remove the cap screws securing the bearing  
Replacing V-Belts  
bracket and rotate the bearing bracket 90˚.  
5. Slide the sanding drum V-belt off of the  
motor pulley, then lift the motor mount to  
remove the feed V-belt.  
Tools Needed:  
Qty  
Hex Wrenches 4, 6 & 8mm..........................1 Ea  
Phillips Head Screwdriver ................................. 1  
Pry Bar .............................................................. 1  
Note: You may need to use a pry bar to lift  
the motor mount.  
Inspect the V-belts closely; if you notice fraying,  
cracking, glazing, or any other damage, replace  
the belts. A worn/damaged V-belt will not provide  
optimum power transmission from the motor to  
the drum and feed belt.  
6. To replace the variable speed belt, remove  
the cap screw securing the pulley shown in  
Figure 36, then remove the outer half of the  
pulley.  
V-belt removal and replacement is simply a mat-  
ter of loosening the V-belts, rolling them off of  
the pulleys, replacing them with new belts, then  
retensioning them.  
Variable  
Speed Pulley  
To replace the V-belts:  
1. Disconnect power to the sander!  
2. Open the pulley cover.  
Note: If you plan on replacing the variable  
speed belt, loosen the cap screw securing  
the variable speed pulley (Figure 36) before  
loosening the motor mount cap screws.  
Figure 36. Variable speed pulley.  
3. Loosen the motor mount cap screws shown  
in Figure 35 and loosen the cap screw  
securing the idler roller.  
7. Compress the spring behind the inner half  
of the variable speed pulley, slide the outer  
half of the pulley over the shaft and key, then  
thread in the cap screw.  
8. Install the new feed and drum V-belts, re-  
attach the bearing bracket, and tension  
according to the instructions on Page 27.  
Idler  
Bearing  
Roller  
Bracket  
9. Tighten the variable speed pulley cap screw  
and replace the pulley cover.  
Motor Mount Cap Screws  
Figure 35. Belt drive system.  
-30-  
G0458 18" Open End Belt/Drum Sander  
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4. Remove the V-belts.  
Pulley Alignment  
5. Loosen the set screws on the motor pulley  
and align the motor pulley with the feed belt  
pulley.  
Tools Needed:  
Qty  
Hex Wrenches 4 & 8mm ..............................1 Ea  
Phillips Head Screwdriver ................................. 1  
Pry Bar .............................................................. 1  
6. Loosen the set screws on the sanding belt  
pulley and align the sanding belt pulley with  
the motor pulley.  
Pulley alignment is another important factor in  
power transmission and belt life. The pulleys  
should be parallel to each other and in the same  
plane (coplaner) for optimum performance.  
7. Tighten the set screws, replace the V-belts,  
and repeat Step 3. Belts should be parallel  
and aligned as shown in Figure 37.  
Each pulley can be adjusted by loosening the set  
screw that secures the pulley to the shaft, sliding  
the pulley in/out, and retightening the set screw to  
lock the pulley in place.  
8. Adjust the pulleys again, if necessary, until  
they are all coplanar with each other.  
9. Replace the pulley cover.  
To align the pulleys:  
1. Disconnect power to the sander!  
2. Open the pulley cover.  
Feed Belt Tracking  
Tools Needed:  
Qty  
3. Looking from the top, sight down the V-belts  
and pulleys and check to see that the pulleys  
are parallel and aligned with each other (see  
Figure 37).  
Wrench 8mm..................................................... 1  
Hex Wrench 4mm.............................................. 1  
The feed belt must track straight. If the feed belt  
tracks to either side, then the tracking must be  
corrected or the feed belt will become damaged  
and have to be replaced.  
—If the pulleys are aligned, go to Step 9.  
—If the pulleys are NOT aligned, perform  
Steps 4–8.  
Tracking the feed belt is a balancing process that  
takes patience and a small degree of trial-and-  
error. Usually you must over-tighten the loose side  
(the side the belt is tracking towards) to make the  
feed belt move to the middle of the rollers, then  
loosen that same side to make the feed belt stay  
in position. If you adjust the bolt too much either  
way, then you have to repeat the process until the  
feed belt rides in the middle and stays there dur-  
ing continuous operation.  
 
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Note: Tracking affects tension, so tension must  
always be adjusted after tracking.  
 
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To track the feed belt:  
1. Turn the feed belt ON and watch it track. If  
the belt moves to one side, immediately stop  
the machine and adjust the belt tracking. If  
the belt tracks evenly, leave it alone.  
Figure 37. The pulleys should be parallel and  
aligned.  
-31-  
G0458 18" Open End Belt/Drum Sander  
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2. Loosen the lock nut (Figure 38) on the side  
that the feed belt tracks towards and tension  
the tracking adjustment screw until the feed  
belt tracks in the opposite direction.  
To tension the feed belt:  
1. Loosen the feed roller lock screws, shown in  
Figure 39, on both sides of the feed belt.  
Note: Small tracking changes may take up to  
three minutes before they are noticeable.  
Feed Belt  
Tensioning  
Bolt  
Feed Roller  
Lock Screws  
Lock Nut  
Tracking  
Lock Nut  
Figure 39. Feed belt tensioning controls.  
Adjustment  
Screw  
2. Use a permanent marker, paper correction  
fluid, or fingernail polish to mark the feed belt  
tensioning bolt on both sides. This step will  
aid you in keeping track of the rotations as  
you turn the bolts, so they remain as even as  
possible.  
Figure 38. Feed belt tracking adjustment bolt.  
3. When the feed belt is near the middle of the  
rollers or table, loosen the tracking adjust-  
ment screw until the feed belt stops moving  
and tracks straight.  
3. Loosen the lock nuts and turn both of the  
feed belt tensioning bolts clockwise one full  
turn at a time until the feed belt no longer  
slips during operation.  
—If the feed belt tracks too far to the other  
side, loosen the tracking adjustment screw  
as necessary to bring it back. Repeat  
Steps 2 & 3 until the tracking is correct.  
—If the feed belt starts tracking to one side,  
back off the feed belt tensioning bolt that is  
being adjusted.  
Feed Belt Tension  
—If the feed belt continues tracking to one  
side, immediately turn the drum sander  
OFF and perform the tracking instructions.  
Tools Needed:  
Qty  
Wrench 12mm................................................... 2  
Hex Wrench 6mm.............................................. 1  
4. Tighten the lock nuts to lock the feed belt  
tensioning bolts in place.  
The feed belt will stretch when new and will even-  
tually need to be tensioned. This is most obvious  
if the feed belt starts slipping on the rollers.  
Note: When tensioned properly the belt  
should not lift off the table, slide back and  
forth, or slip.  
When you tension the feed belt, focus on adjust-  
ing the tensioning bolts in even increments.  
Adjusting one side more than the other will cause  
tracking problems, which will require you to take  
additional steps to get the sander operating cor-  
rectly.  
NOTICE  
DO NOT over-tension the feed belt, this may  
cause premature wearing of the belt, bushings,  
and cause strain on the motor.  
-32-  
G0458 18" Open End Belt/Drum Sander  
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5. Have an assistant lift the outside edge of the  
Feed Belt  
table, then slide the feed belt off.  
Replacement  
6. Clean any dirt or dust off of the table and roll-  
ers, have an assistant lift the table, then slide  
the new feed belt on.  
Tools Needed:  
Qty  
Wrench 12mm................................................... 2  
Hex Wrench 6mm.............................................. 1  
An Assistant ...................................................... 1  
7. Re-install and tighten all of the table cap  
screws.  
8. Tighten the feed belt adjustment bolts equal-  
ly, then follow the tensioning instructions on  
Page 32.  
Replacing the feed belt is a simple process, but  
will require tensioning and tracking when com-  
pleted.  
Note: The feed belt will stretch slightly when  
new and will need to be re-tensioned after a  
short amount of use.  
To replace the feed belt:  
1. Disconnect power to the sander!  
9. Track the new feed belt according to the  
instructions on Page 31.  
2. Use a permanent marker, paper correction  
fluid, or fingernail polish to mark the front of  
the feed belt tensioning bolt (Figure 39) on  
both sides. This step will aid you in returning  
the bolts to their original position, reducing  
the amount of tracking necessary.  
Note: One side of the belt may need to be  
tighter than the other for the belt to track  
straight.  
3. Loosen the lock nuts shown in Figure 39 and  
turn both of the feed belt adjustment bolts  
counterclockwise one full turn at a time to  
release the tension from the feed belt.  
4. Remove the outside table cap screws shown  
in Figure 40 and loosen the corresponding  
cap screws on the inside edge.  
Table Cap  
Screws  
Figure 40. Feed belt table outside cap screws.  
-33-  
G0458 18" Open End Belt/Drum Sander  
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Gauge Blocks  
Table Adjustments  
Tools Needed:  
Qty  
Aligning the drums parallel to the conveyor belt  
(Figure 43) is critical for sanding accuracy. Care  
should be taken to make the tolerances as close  
as possible (within 0.002" from one side to the  
other) when adjusting the drum height.  
6' Long 2x4........................................................ 1  
Miter Saw (or Circular Saw) .............................. 1  
Jointer................................................................ 1  
Table Saw ......................................................... 1  
The gauge blocks described here will be required  
to complete the remaining service procedures in  
this section.  
 
To make the gauge blocks:  
1. Edge joint the concave edge of the 2x4 flat  
on a jointer, as shown in Figure 41.  
 
Figure 43. Drum parallel to conveyor belt.  
Tools Needed:  
Qty  
Figure 41. Edge jointing on a jointer.  
Hex Wrenches 3 & 6mm ..............................1 Ea  
Gauge Blocks.................................................... 2  
Feeler Gauge Set.............................................. 1  
2. Place the jointed edge of the 2x4 against the  
table saw fence and rip cut just enough off  
the opposite side to square up the two edges  
of the 2x4, as shown in Figure 42.  
To align the drums:  
1. Disconnect power to the sander!  
2. Remove the sandpaper from the drum and  
place the gauge blocks as shown in Figure  
44.  
Opposite  
Edge Rip  
Cut with  
Previously  
Jointed Edge  
Held Against  
Fence  
Table Saw  
Figure 42. Rip cutting on a table saw.  
3. Cut the 2x4 into two even pieces to make two  
36" long wood gauge blocks.  
Note: Steps 1 & 2 can be skipped, but hav-  
ing the gauge blocks at an equal height is  
critical to the accuracy of your adjustments.  
Figure 44. Gauge blocks placed under drums.  
-34-  
G0458 18" Open End Belt/Drum Sander  
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3. Raise the table until the gauge blocks just  
Pressure Plate  
Adjustments  
touch the drum.  
Note: A good way to know when they are  
touching is to rock the drum back and forth  
while raising the table until you hear or feel  
contact with the gauge blocks.  
Tools Needed:  
Qty  
Wrench 8mm..................................................... 1  
Hex Wrench 4mm.............................................. 1  
Gauge Blocks (see Page 34)............................ 2  
Feeler Gauge Set.............................................. 1  
4. Lowerthetableonefullcrankofthehandwheel  
(taking handwheel free-play into consider-  
ation; or in other words, wait until the chain  
starts moving before starting to count the  
handwheel rotation).  
When properly positioned, the pressure plates  
should be approximately 0.004" lower than the  
drum.  
5. Starting at one end, find the largest size feeler  
gauge that can pass between the drum and  
your gauge block. (The feeler gauge should  
slide with moderate resistance, without forc-  
ing the drum to roll.)  
Adjusting the pressure plates is a fine balance  
between too much pressure and not enough. Too  
much pressure can cause problems like snipe  
or overloading the motor, not enough pressure  
may allow the workpiece to kick out of the sander  
towards the operator.  
6. Repeat Step 5 at the other end of the drum.  
—If the difference between the two sizes is  
0.002" or less, then no adjustment is nec-  
essary.  
The pressure plates have been set correctly at the  
factory. Do not adjust the pressure plates unless  
absolutely necessary.  
—If the difference between the two sizes is  
more than 0.002", then one end must be  
adjusted to within 0.002" from the other.  
Continue to the next step.  
To check pressure plate adjustment:  
1. Disconnect power to the sander!  
2. Place the gauge blocks on the feed belt as  
shown in Figure 44.  
7. Loosen the table cap screws and adjust the  
height of the table by rotating the adjustment  
knob shown in Figure 45.  
3. Raise the table until the gauge blocks just  
touch the rear pressure plate.  
Table Cap  
Screws  
Table Height  
Adjustment  
Knob  
4. Find the largest size feeler gauge that can  
pass between the drum and your gauge block.  
(The feeler gauge should slide with moderate  
resistance, without forcing the drum to roll.)  
—If the gap is 0.004" (0.1mm) or less, then  
no adjustment of the rear pressure plate is  
necessary.  
—If the gap is more than 0.004" (0.1mm),  
then the rear pressure plate must be  
adjusted.  
Figure 45. Table height adjustment knob.  
8. Tighten the table cap screws and repeat  
Steps 5 & 6.  
-35-  
G0458 18" Open End Belt/Drum Sander  
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5. Raise the table until the gauge blocks just  
To adjust the front pressure plate:  
1. Disconnect power to the sander!  
touch the drum.  
6. Find the largest size feeler gauge that can  
pass between the front pressure plate and  
your gauge block. (The feeler gauge should  
slide with moderate resistance, without forc-  
ing the drum to roll.)  
2. Loosen the lock nuts and tighten the cap  
screws on both ends of the front pressure  
plate shown in Figure 47 to raise the pres-  
sure plate, or loosen the cap screw to lower  
the pressure plate.  
—If the gap is 0.004" (0.1mm) or less, then  
no adjustment of the front pressure plate is  
necessary.  
3. Adjust the front pressure plate until it is equal  
to, or up to 0.004" (0.1mm) lower than the  
height of the drum.  
—If the gap is more than 0.004" (0.1mm),  
then the front pressure plate must be  
adjusted.  
Front  
Pressure  
Plate  
Lock Nut  
To adjust the rear pressure plate:  
1. Disconnect power to the sander!  
2. Loosen the lock nuts and tighten the cap  
screws on both ends of the rear pressure  
plate shown in Figure 46 to raise the pres-  
sure plate, or loosen the cap screw to lower  
the pressure plate.  
Front Pressure  
Plate Adjustment  
Cap Screw  
Figure 47. Front pressure plate adjustments.  
Rear  
Pressure  
Plate  
Rear Pressure  
Plate Adjustment  
Cap Screw  
Lock Nut  
Figure 46. Rear pressure plate adjustments.  
3. Adjust the rear pressure plate until it is equal  
to, or up to 0.004" (0.1mm) lower than the  
height of the drum.  
-36-  
G0458 18" Open End Belt/Drum Sander  
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wiring diagram  
Wiring Diagram  
 
 
 
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-37-  
G0458 18" Open End Belt/Drum Sander  
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G0458 Parts Breakdown  
-38-  
G0458 18" Open End Belt/Drum Sander  
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G0458 Parts List  
REF PART #  
DESCRIPTION  
REF PART #  
DESCRIPTION  
1
P0458001  
PS05M  
LOCK WASHER 10MM  
PHLP HD SCR M5-.8 X 8  
FLAT WASHER 5MM  
CAP SCREW M5-.8 X 8  
BEARING RETAINER  
BEARING CAP  
51  
52  
53  
54  
56  
57  
58  
59  
60  
61  
62  
63  
64  
65  
66  
67  
68  
69  
70  
71  
72  
73  
74  
75  
76  
77  
78  
79  
80  
81  
82  
83  
84  
85  
86  
87  
88  
89  
90  
91  
92  
93  
94  
95  
96  
97  
98  
99  
100  
PK07M  
KEY 6 X 6 X 20  
2
P0458052  
PSB18M  
PSS20M  
P0458056  
PS05M  
FAN COVER  
3
PW02M  
CAP SCREW M4-.7 X 8  
SET SCREW M8-1.25 X 8  
COLLECTOR TUBE  
PHLP HD SCR M5-.8 X 8  
PHLP HD SCR M6-1 X 25  
COLLECTOR TUBE  
LINK  
4
PSB03M  
P0458005  
P0458006  
PSB33M  
PS47M  
5
6
7
CAP SCREW M5-.8 X 12  
PHLP HD SCR M6-1 X 25  
E-CLIP 20MM  
PS47M  
8
P0458059  
P0458060  
P0458061  
PLW01M  
PSB38M  
PSS02M  
P0458065  
P0458066  
PN06M  
9
PEC06M  
PLW04M  
P0458011  
P0458012  
PAW06M  
PAW05M  
PAW04M  
PSB100M  
PW01M  
10  
11  
12  
13  
14  
15  
16  
17  
18  
19  
20  
21  
22  
23  
24  
25  
26  
27  
28  
29  
30  
31  
32  
33  
34  
35  
36  
37  
38  
39  
40  
41  
42  
43  
44  
45  
46  
47  
48  
49  
50  
LOCK WASHER 8MM  
SPONGE STRIP  
SPONGE STRIP  
HEX WRENCH 6MM  
HEX WRENCH 5MM  
HEX WRENCH 4MM  
CAP SCREW M8-1.25 X 15  
FLAT WASHER 8MM  
PULLEY  
PIN  
LOCK WASHER 5MM  
CAP SCREW M5-.8 X 25  
SET SCREW M6-1 X 6  
BRACKET  
ADJUSTING ROD  
HEX NUT M5-.8  
P0458068  
P0458069  
P0458070  
PSB01M  
PS09M  
RETAINER  
P0458018  
P0458019  
P0458020  
P0458021  
P6003  
SPECIAL NUT  
PULLEY  
DUST PORT  
COMPRESSION SPRING  
SPACER  
CAP SCREW M6-1 X 16  
PHLP HD SCR M5-.8 X 10  
FLAT WASHER 5MM  
KNOB 8MM  
BEARING 6003ZZ  
SHAFT  
PW02M  
P0458023  
P6003  
P0458074  
P0458075  
P0458076  
P0458077  
PSB64M  
PSB02M  
PSS07M  
PW04M  
BEARING 6003ZZ  
THRUST BALL BEARING  
PULLEY  
GRIZZLY.COM LABEL  
SPEED SCALE  
P0458025  
P0458026  
P0458027  
P0458028  
P0458029  
P0458030  
PK02M  
GEAR  
COGGED V-BELT 400VK15-22  
PULLEY  
CAP SCREW M10-1.5 X 25  
CAP SCREW M6-1 X 20  
SET SCREW M5-.8 X 5  
FLAT WASHER 10MM  
SIDE COVER  
BUSHING  
GEAR 52/12T  
KEY 5 X 5 X 40  
P0458082  
P0458083  
P0458084  
P0458085  
P0458086  
PW03M  
P0458032  
PSB95M  
P0458034  
PSB38M  
P0458036  
P0458037  
PW02M  
SHAFT  
GEAR  
CAP SCREW M5-.8 X 30  
INSIDE COVER  
CAP SCREW M5-.8 X 25  
SHAFT  
SIDE COVER  
CHAIN 132-410  
SIDE CASTING  
FLAT WASHER 6MM  
CAP SCREW M6-1 X 10  
FLAT WASHER 6MM  
TURNMETER COVER  
PHLP HD SCR M5-.8 X 12  
SPROCKET  
SPACER  
PSB04M  
PW03M  
FLAT WASHER 5MM  
GEAR 70T  
P0458039  
P6004  
P0458090  
PS08M  
BEARING 6004ZZ  
BEARING COVER  
GEAR 58/12T  
P0458041  
P0458042  
P0458043  
P0458044  
P0458045  
P0458046  
P0458047  
PSB64M  
PR05M  
P0458092  
P0458093  
P0458094  
PSS14M  
PK11M  
SPACER  
PULLEY  
IDLER BRACKET  
SET SCREW M8-1.25 X 12  
KEY 6 X 6 X 40  
SPACER  
INSIDE COVER  
SPROCKET  
PVA46  
V-BELT A-46 4L460  
PULLEY  
FAN  
P0458098  
PVM26  
CAP SCREW M10-1.5 X 25  
EXT RETAINING RING 15MM  
SET SCREW M6-1 X 10  
V-BELT M-26 3L260  
MOTOR  
P0458100  
PSS01M  
-39-  
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G0458 Parts List  
REF PART #  
DESCRIPTION  
REF PART #  
DESCRIPTION  
100-1 P0458100-1  
100-2 P0458100-2  
100-3 PC300S  
MOTOR BRACKET  
CAPACITOR 25MFD 250VAC  
CAPACITOR 300MFD 125VAC  
MOTOR FAN  
148  
149  
150  
151  
152  
153  
154  
155  
156  
157  
158  
159  
160  
161  
162  
163  
164  
165  
166  
167  
168  
169  
170  
171  
172  
173  
174  
175  
176  
177  
178  
179  
181  
182  
183  
184  
185  
186  
187  
188  
189  
190  
191  
192  
193  
194  
195  
196  
197  
198  
199  
P0458148  
P0458149  
P0458150  
P0458151  
PS05M  
SPECIAL NUT  
EXTENSION SPRING  
TENSION WHEEL ASSY  
CHAIN PROTECTOR  
PHLP HD SCR M5-.8 x 8  
PHLP HD SCR M5-.8 x 6  
EXT RETAINING RING 20MM  
SPACER  
100-4 P0458100-4  
100-5 P0458100-5  
100-6 P0458100-6  
FAN COVER  
CAP COVER /JUNCTION BOX  
LOWER CASTING  
SHAFT  
PS19M  
101  
102  
103  
104  
105  
106  
107  
108  
109  
110  
111  
112  
113  
114  
115  
116  
117  
118  
119  
120  
121  
122  
123  
124  
125  
126  
127  
128  
129  
130  
131  
132  
133  
134  
135  
136  
137  
138  
139  
140  
141  
142  
143  
144  
146  
147  
P0458101  
P0458102  
P0458103  
P0458104  
P0458105  
P0458106  
P0458107  
PB95M  
PR09M  
P0458155  
P0458156  
PSB31M  
PW01M  
HANDWHEEL  
ROLLER  
SWITCH KEY  
CAP SCREW M8-1.25 X 25  
FLAT WASHER 8MM  
EXTENSION BRACKET  
FLAT WASHER 8MM  
CAP SCREW M8-1.25 X 16  
ELEVATING SCREW  
HEX NUT M6-1  
SWITCH  
SPROCKET  
P0458159  
PW01M  
COVER  
HEX BOLT M5-.8 X 16  
BEARING 6904ZZ  
EXT RETAINING RING 12MM  
BEARING COVER  
PHLP HD SCR M6-1 X 10  
GEAR  
PSB11M  
P0458162  
PN01M  
P6103043  
PR03M  
P0458111  
PS68M  
P0458164  
P0458165  
P0502058  
PSB06M  
PSB06M  
P0458169  
P0458170  
PR11M  
EYE BOLT M6-1 X 50  
CONVEYOR BELT  
BEARING 6205ZZ  
CAP SCREW M6-1 X 25  
CAP SCREW M6-1 X 25  
STRAIN RELIEF  
P0458113  
PSS07M  
P0458115  
P0458116  
PSB130M  
P0458118  
PHTEK26M  
PS38M  
SET SCREW M5-.8 X 5  
WORM  
BRACKET  
CAP SCREW M10-1.5 X 16  
SIDE COVER  
BEARING SEAT  
EXT RETAINING RING 25MM  
CAP SCREW M6-1 X 25  
LOCKING BLOCK  
FIXED PAN  
TAP SCREW M5- X 10  
PHLP HD SCR M4-.7 X 10  
DUST COVER  
PSB06M  
P0458173  
P0458174  
P0458175  
P0458176  
PK99M  
P0458121  
P0458122  
PR05M  
FIXED COLLAR  
FIXED PAN  
EXT RETAINING RING 15MM  
SPROCKET  
HEAD SHAFT  
P0458124  
P0458125  
P0458126  
P0458127  
PSB03M  
PW02M  
KEY 6 X 6 X 15  
BUSHING  
P0458178  
P0458179  
P0458181  
P0458182  
PSB33M  
PSB06M  
P0458185  
P0458186  
P0458187  
P0458188  
P0458189  
PSB04M  
P0458191  
P0458192  
P0458193  
P0458194  
P0458195  
PS40M  
DRUM  
SPACER  
SANDPAPER  
CHAIN COVER  
FIXED PAN  
CAP SCREW M5-.8 X 8  
FLAT WASHER 5MM  
GUIDE PLATE  
EXTENSION SPRING  
CAP SCREW M5-.8 X 12  
CAP SCREW M6-1 X 25  
FIXED PAN  
P0458130  
PW02M  
FLAT WASHER 5MM  
CAP SCREW M5-.8 X 35  
EXT RETAINING RING 20MM  
EXTENSION BRACKET  
BUSHING  
PSB79M  
PR09M  
HEAD COVER  
CHIP GUIDE BRACKET  
SIDE COVER  
P0458134  
P0458135  
P0458136  
P0458137  
PB09M  
SPONGE STRIP  
ROLLER  
CAP SCREW M6-1 X 10  
PRESSURE PLATE  
BRACKET  
TABLE  
HEX BOLT M8-1.25 X 20  
HEX NUT M8-1.25  
CAP SCREW M8-1.25 X 16  
FLAT WASHER 8MM  
CAP SCREW M6-1 X 20  
FLAT WASHER 6MM  
SPROCKET  
PN03M  
ROLLER PIN  
PSB11M  
PW01M  
BUSHING  
ROLLER  
PSB02M  
PW03M  
PHLP HD SCR M5-.8 X 16  
CAP SCREW M6-1 X 16  
HINGE  
PSB01M  
P0458198  
PS05M  
P0458144  
P0458146  
P0458147  
CHAIN  
PHLP HD SCR M5-.8 X 8  
SPACER  
-40-  
G0458 18" Open End Belt/Drum Sander  
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G0458 Parts List  
REF PART #  
DESCRIPTION  
REF PART #  
DESCRIPTION  
200  
201  
202  
203  
204  
205  
206  
207  
208  
209  
210  
211  
212  
213  
214  
215  
216  
217  
218  
219  
220  
221  
222  
223  
224  
225  
226  
227  
228  
229  
230  
231  
232  
233  
234  
235  
236  
237  
238  
239  
241  
242  
243  
244  
PSB33M  
P0458201  
PFH43M  
PFH07M  
PSS24M  
PN06M  
CAP SCREW M5-.8 X 12  
CHIP DEFLECTOR PLATE  
FLAT HD SCR M6-1 X 10  
FLAT HD SCR M5-.8 X 10  
SET SCREW M5-.8 X 25  
HEX NUT M5-.8  
246  
247  
248  
249  
250  
251  
253  
254  
255  
256  
257  
258  
259  
260  
261  
262  
263  
264  
265  
266  
267  
268  
269  
270  
271  
272  
273  
274  
275  
276  
277  
278  
279  
280  
281  
282  
283  
284  
285  
286  
287  
288  
290  
295  
PN06M  
HEX NUT M5-.8  
P0458247  
PSB79M  
P0458249  
P0458250  
PLW06M  
P0458253  
P0458254  
P0458255  
PB04M  
ROD  
CAP SCREW M5-.8 X 35  
SPACER  
PIN  
LOCK WASHER 10MM  
PULLEY COVER  
P0458206  
PSB142M  
PSB64M  
PSB33M  
P0458210  
P0458211  
PSB04M  
P0458213  
P0458214  
P0502058  
P0458216  
PSB26M  
P0458218  
PN06M  
BUSHING  
CAP SCREW M10-1.5 X 10  
CAP SCREW M10-1.5 X 25  
CAP SCREW M5-.8 X 12  
PRESSURE PLATE  
LINK  
PULLEY SHAFT  
PULLEY  
HEX BOLT M6-1 X 10  
HEX BOLT M6-1 X 10  
HEX BOLT M6-1 X 10  
FLAT WASHER 6MM  
FLAT WASHER 6MM  
BEARING 6002ZZ  
FLAT WASHER 32MM  
STAND  
PB04M  
PB04M  
CAP SCREW M6-1 X 10  
SPRING SHEET  
PW03M  
PW03M  
HEADCASTING  
P0458261  
PW21M  
BEARING 6205ZZ  
BEARING COVER  
CAP SCREW M6-1 X 12  
COLLAR  
P0458263  
P0458264  
P0458265  
P0458266  
P0458267  
PCB06M  
PFN01M  
PB09M  
FRONT SUPPORTING PLATE  
SIDE SUPPORTING PLATE  
FRONT PLATE  
HEX NUT M5-.8  
PSS34M  
PW02M  
SET SCREW M5-.8 X 16  
FLAT WASHER 5MM  
DUST HOSE CLAMP  
SWITCH RESET  
SIDE PLATE  
CARRIAGE BOLT M8-1.25 X 16  
FLANGE NUT M8-1.25  
HEX BOLT M8-1.25 X 20  
HEX NUT M8-1.25  
FLAT WASHER 8MM  
DUST BAG  
P0458222  
P0458223  
PLW04M  
P0458225  
PS19M  
LOCK WASHER 8MM  
OPEN END WRENCH 8/12MM  
PHLP HD SCR M5-.8 X 6  
EXT TOOTH WASHER 5MM  
SPACER  
PN03M  
PW01M  
P0458273  
PW02M  
PTLW02M  
P0458228  
PSB33M  
PW02M  
FLAT WASHER 5MM  
G0458 LABEL  
P0458275  
P0458276  
P0458277  
PLABEL-11  
PLABEL-12  
PLABEL-32  
PLABEL-14  
PS98M  
CAP SCREW M5-.8 X 12  
FLAT WASHER 5MM  
PHLP HD SCR M5-.8 X 8  
STRAIN RELIEF  
GRIZZLY LOGO  
MACHINE ID LABEL  
SAFETY GLASSES LABEL  
READ MANUAL LABEL  
DUST MASK LABEL  
ELECTRICITY LABEL  
PHLP HD SCR M3-.5 X 16  
HEX NUT M3-.5  
PS05M  
P0458232  
P0458233  
P0458234  
P0458235  
PW03M  
POWER CORD  
COMPRESSION SPRING  
PLATE  
FLAT WASHER 6MM  
ROLL PIN 3 X 16  
PN07M  
PRP02M  
PW02M  
P0458284  
PW02M  
CONNECTING CORD  
FLAT WASHER 5MM  
HEX BOLT M5-.8 X 12  
SET SCREW M6-1 X 6  
LOCK NUT 5/8-8  
FLAT WASHER 5MM  
CAP SCREW M5-.8 X 12  
ROD  
PSB33M  
P0458241  
PSB33M  
P0458243  
PW02M  
PB112M  
PSS02M  
P0458288  
P0458290  
P0458295  
CAP SCREW M5-.8 X 12  
PLATE  
BUSHING  
FLAT WASHER 5MM  
WAVE WASHER 40MM  
Safety labels warn about machine hazards and ways to prevent injury. The owner of this machine  
MUST maintain the original location and readability of the labels on the machine. If any label is  
removed or becomes unreadable, REPLACE that label before using the machine again. Contact  
-41-  
G0458 18" Open End Belt/Drum Sander  
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WARRANTY AND RETURNS  
Grizzly Industrial, Inc. warrants every product it sells for a period of 1 year to the original purchaser from  
the date of purchase. This warranty does not apply to defects due directly or indirectly to misuse, abuse,  
negligence, accidents, repairs or alterations or lack of maintenance. This is Grizzly’s sole written warranty  
and any and all warranties that may be implied by law, including any merchantability or fitness, for any par-  
ticular purpose, are hereby limited to the duration of this written warranty. We do not warrant or represent  
that the merchandise complies with the provisions of any law or acts unless the manufacturer so warrants.  
In no event shall Grizzly’s liability under this warranty exceed the purchase price paid for the product and  
any legal actions brought against Grizzly shall be tried in the State of Washington, County of Whatcom.  
We shall in no event be liable for death, injuries to persons or property or for incidental, contingent, special,  
or consequential damages arising from the use of our products.  
To take advantage of this warranty, contact us by mail or phone and give us all the details. We will then  
issue you a “Return Number,’’ which must be clearly posted on the outside as well as the inside of the  
carton. We will not accept any item back without this number. Proof of purchase must accompany the  
merchandise.  
The manufacturers reserve the right to change specifications at any time because they constantly strive to  
achieve better quality equipment. We make every effort to ensure that our products meet high quality and  
durability standards and we hope you never need to use this warranty.  
Please feel free to write or call us if you have any questions about the machine or the manual.  
Thank you again for your business and continued support. We hope to serve you again soon.  
-42-  
G0458 18" Open End Belt/Drum Sander  
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WARRANTY CARD  
Name_____________________________________________________________________________  
Street_____________________________________________________________________________  
City _______________________ State_________________________ Zip _____________________  
Phone #____________________ Email ________________________ Invoice #_________________  
Model # ____________________ Order #_______________________ Serial #__________________  
The following information is given on a voluntary basis. It will be used for marketing purposes to help us develop  
better products and services. Of course, all information is strictly confidential.  
1. How did you learn about us?  
____ Advertisement  
____ Card Deck  
____ Friend  
____ Website  
____ Catalog  
____ Other:  
2. Which of the following magazines do you subscribe to?  
____ Cabinet Maker  
____ Family Handyman  
____ Hand Loader  
____ Popular Mechanics  
____ Popular Science  
____ Popular Woodworking  
____ Practical Homeowner  
____ Precision Shooter  
____ Projects in Metal  
____ RC Modeler  
____ Today’s Homeowner  
____ Wood  
____ Wooden Boat  
____ Woodshop News  
____ Woodsmith  
____ Handy  
____ Home Shop Machinist  
____ Journal of Light Cont.  
____ Live Steam  
____ Model Airplane News  
____ Modeltec  
____ Woodwork  
____ Woodworker West  
____ Woodworker’s Journal  
____ Other:  
____ Rifle  
____ Shop Notes  
____ Old House Journal  
____ Shotgun News  
3. What is your annual household income?  
____ $20,000-$29,000  
____ $30,000-$39,000  
____ $40,000-$49,000  
____ $70,000+  
____ $50,000-$59,000  
____ $60,000-$69,000  
4. What is your age group?  
____ 20-29  
____ 30-39  
____ 60-69  
____ 40-49  
____ 70+  
____ 50-59  
5. How long have you been a woodworker/metalworker?  
____ 0-2 Years ____ 2-8 Years  
____ 8-20 Years  
____ 6-9  
____20+ Years  
____10+  
6. How many of your machines or tools are Grizzly?  
____ 0-2 ____ 3-5  
7. Do you think your machine represents a good value?  
8. Would you recommend Grizzly Industrial to a friend?  
_____Yes  
_____Yes  
_____No  
_____No  
9. Would you allow us to use your name as a reference for Grizzly customers in your area?  
Note: We never use names more than 3 times. _____Yes _____No  
10. Comments:_____________________________________________________________________  
_________________________________________________________________________________  
_________________________________________________________________________________  
_________________________________________________________________________________  
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FOLD ALONG DOTTED LINE  
Place  
Stamp  
Here  
GRIZZLY INDUSTRIAL, INC.  
P.O. BOX 2069  
BELLINGHAM, WA 98227-2069  
FOLD ALONG DOTTED LINE  
Send a Grizzly Catalog to a friend:  
Name_______________________________  
Street_______________________________  
City______________State______Zip______  
TAPE ALONG EDGES--PLEASE DO NOT STAPLE  
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Buy Direct and Save with Grizzly® – Trusted, Proven and a Great Value!  
Visit Our Website Today And Discover Why  
Grizzly® Is The Industry Leader!  
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ORDERS SHIPPED WITHIN 24 HOURS  
E-MAIL RESPONSE WITHIN ONE HOUR  
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