Section 8: Service; Troubleshooting - Grizzly G1023RL Series Owner's Manual

SECTION 8: SERVICE

Review the troubleshooting procedures in this section if a problem develops with your machine. If you need
replacement parts or additional help with a procedure, call our Technical Support. Note: Please gather the
serial number and manufacture date of your machine before calling.
Motor & Electrical
Symptom Possible Cause
Machine does not 1. Anti-start padlock installed.
start, or power-
2. OFF button not reset.
supply fuse/breaker
3. Incorrect power supply voltage or circuit
trips immediately
size.
after startup.
4. Power supply circuit breaker tripped or
fuse blown.
5. Motor wires connected incorrectly.
6. Thermal overload relay has tripped/at fault.
7. Start capacitor at fault.
8. Centrifugal switch adjustment/contact
points at fault.
9. Contactor not energized/at fault.
10. Wiring broken, disconnected, or corroded.
11. ON/OFF switch at fault.
12. Motor or motor bearings at fault.
Machine stalls or is 1. Workpiece material unsuitable for machine.
underpowered.
2. Feed rate too aggressive for motor blade.
3. Workpiece crooked; fence not parallel with
blade.
4. Blade dull or wrong blade for task.
5. Belt(s) slipping/pulleys misaligned.
6. Motor wired incorrectly.
7. Pulley/sprocket slipping on shaft.
8. Motor overheated.
9. Run capacitor at fault (G1023RLWX/RLX5
only).
10. Extension cord too long.
11. Contactor not energized/at fault.
12. Centrifugal switch/contact points at fault.
13. Motor or motor bearings at fault.
Model G1023RL Series (Mfd. Since 02/21)

Troubleshooting

Possible Solution
1. Remove anti-start padlock.
2. Press OFF button completely until it clicks.
3. Ensure correct power supply voltage and circuit
size.
4. Ensure circuit is free of shorts. Reset circuit breaker
or replace fuse.
5. Correct motor wiring connections (Page 82).
6. Reset. Adjust or replace if at fault.
7. Test/replace if at fault.
8. Adjust centrifugal switch/clean contact points.
Replace either if at fault.
9. Test all legs for power; replace if necessary.
10. Fix broken wires or disconnected/corroded
connections.
11. Replace switch.
12. Replace motor.
1. Only cut wood/ensure moisture is below 20%.
2. Reduce feed pressure and speed.
3. Use jointer to straighten edge of workpiece that
slides up against fence; adjust fence parallel with
blade.
4. Use correct blade for type of cut (Page 32). Use
sharp blade.
5. Clean/tension/replace belt(s); ensure pulleys are
aligned.
6. Wire motor correctly (Page 82).
7. Tighten/replace loose pulley/shaft.
8. Clean motor, let cool, and reduce workload.
9. Test/repair/replace.
10. Move machine closer to power supply; use shorter
extension cord.
11. Test all legs for power; repair/replace if at fault.
12. Adjust centrifugal switch/clean contact points.
Replace either if at fault.
13. Replace motor.
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