Section 7: Service; Troubleshooting - Grizzly EXTREME G0555X Owner's Manual

SEcTION 7: SERvIcE

review the troubleshooting and procedures in this section to fix or adjust your machine if a problem devel-
ops. if you need replacement parts or you are unsure of your repair skills, then feel free to call our technical
support at (570) 546-9663.
Motor & Electrical
symptom possible Cause
machine does not 1. power supply is at fault/switched off.
start or a breaker
trips.
2. plug/receptacle is at fault or wired incorrectly.
3. Wiring is open/has high resistance.
4. motor connection wired incorrectly.
5. motor on button or on/off switch is at fault.
6. start capacitor is at fault.
7. motor centrifugal switch is at fault.
machine stalls or 1. Wrong workpiece material (wood).
is underpowered.
2. feed rate too fast for task.
3. belt slipping.
4. motor connection is wired incorrectly.
5. plug/receptacle is at fault.
6. motor bearings are at fault.
7. motor has overheated.
8. motor is at fault.
9. Centrifugal switch is at fault.
machine has 1. motor or component is loose.
vibration or noisy
operation.
2. belt(s) worn or loose.
3. motor fan is rubbing on fan cover.
4. pulley is loose.
5. machine is incorrectly mounted or sits uneven-
ly on floor.
6. blade is at fault.
7. Cast iron motor mount loose/broken.
8. Centrifugal switch.
9. motor or spindle bearings are at fault.
g0555X (mfg. since 10/06)

Troubleshooting

possible solution
1. ensure hot lines have correct voltage on all legs and
main power supply is switched on.
2. test for good contacts; correct the wiring.
3. Check for broken wires or disconnected/corroded
connections, and repair/replace as necessary.
4. Correct motor wiring connections.
5. replace faulty on button or on/off switch.
6. test/replace if faulty.
7. adjust/replace the centrifugal switch if available.
1. use wood with correct moisture content, without
glues, and little pitch/resin.
2. decrease feed rate.
3. tighten/repair/replace.
4. Correct motor wiring connections.
5. test for good contacts; correct the wiring.
6. test by rotating shaft; rotational grinding/loose shaft
requires bearing replacement.
7. Clean off motor, let cool, and reduce workload.
8. test/repair/replace.
9. adjust/replace centrifugal switch if available.
1. inspect/replace stripped or damaged bolts/nuts, use
thread locking fluid, and retighten.
2. tension belt (refer to page 39) or replace belt (refer
to page 40).
3. replace dented fan cover; replace damaged fan.
4. tighten pulley set screw.
5. tighten/replace anchor studs in floor; relocate/shim
machine.
6. replace blade.
7. tighten/replace.
8. replace centrifugal switch.
9. test by rotating shaft; rotational grinding/loose shaft
requires bearing replacement.
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