Grizzly G0818, Owner'S Manual

Page: 30 / 40

-28-
Model G0818 (Mfd. Since 10/16)
Review the troubleshooting and 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.
SECTION 7: SERVICE
Troubleshooting
Motor & Electrical
Symptom Possible Cause Possible Solution
Machine does not
start or a breaker
trips. 1. Switch disabling key removed.
2. Power supply circuit breaker tripped or fuse
blown.
3. Motor wires connected incorrectly.
4. Wiring open/has high resistance.
5. ON/OFF switch at fault.
6. Start capacitor at fault.
7. Motor at fault.
1. Install switch disabling key (
Page 19
).
2. Ensure circuit is sized correctly and free of shorts.
Reset circuit breaker or replace fuse.
3. Correct motor wiring connections.
4. Check/fix broken, disconnected, or corroded wires.
5. Replace switch.
6. Test/replace.
7. Test/repair/replace.
Machine stalls or is
underpowered. 1. Motor overheated.
2. Motor wired incorrectly.
3. Run capacitor at fault.
4. Motor bearings at fault. 1. Turn off machine, allow motor to cool.
2. Inspect/correct motor wiring (
Page 30 ).
3. Test/replace.
4. Test by rotating shaft; rotational grinding/loose shaft
requires bearing replacement.
Machine has
vibration or noisy
operation. 1. Debris caught in impeller.
2. Motor or component loose.
3. Motor fan rubbing on cover.
4. Motor mount loose/broken.
5. Motor bearings at fault.
6. Motor shaft bent.
1. Inspect impeller for debris or damage (
Page 26
).
2. Inspect/replace damaged bolts/nuts, and retighten
with thread-locking fluid.
3. Fix/replace fan cover; replace loose/damaged fan.
4. Tighten/replace.
5. Test by rotating shaft; rotational grinding/loose shaft
requires bearing replacement.
6. Test with dial indicator. Replace motor if damaged.