Section 7: Service; Troubleshooting - Grizzly G0656P Instruction 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
1. OFF button has not been reset.
Motor does not start
or a breaker trips.
2. Power supply switched OFF or is at fault.
3. Plug/receptacle is at fault or wired incor-
rectly.
4. Start capacitor is at fault.
5. Motor connection wired incorrectly.
6. Wall fuse/circuit breaker is blown/tripped.
7. Wiring is open/has high resistance.
8. Motor ON button or ON/OFF switch is at
fault.
9. Centrifugal switch is at fault.
10. Motor is at fault.
Motor stalls or is 1. Workpiece material is not suitable for this
overloaded.
machine.
2. Run capacitor is at fault.
3. Belt slipping.
4. Motor connection is wired incorrectly.
5. Plug/receptacle is at fault.
6. Pulley/sprocket slipping on shaft.
7. Motor bearings are at fault.
8. Machine is undersized for the task.
9. Motor has overheated.
10. Motor is at fault.
11. Centrifugal switch is at fault.
Machine has vibra- 1. Motor or component is loose.
tion or noisy opera-
tion.
2. Knives/gibs are at fault.
3. V-belt worn or loose.
4. Pulley is loose.
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Troubleshooting

Possible Solution
1. Lift paddle and press OFF button down completely
until it clicks. Press ON button in completely.
2. Ensure power supply is switch on; ensure power
supply has the correct voltage.
3. Test for good contacts; correct the wiring.
4. Test/replace if faulty.
5. Correct motor wiring connections.
6. Ensure circuit size is suitable for this machine;
replace weak breaker.
7. Check for broken wires or disconnected/corroded
connections, and repair/replace as necessary.
8. Replace faulty ON button or ON/OFF switch.
9. Adjust/replace the centrifugal switch if available.
10. Test/repair/replace.
1. Only cut wood products; make sure moisture content
is below 20% and there are no foreign materials in
the workpiece.
2. Test/repair/replace.
3. Replace bad belt, align pulleys, and re-tension.
4. Correct motor wiring connections.
5. Test for good contacts; correct the wiring.
6. Replace loose pulley/shaft.
7. Test by rotating shaft; rotational grinding/loose shaft
requires bearing replacement.
8. Use sharp knives; reduce feed rate/depth of cut.
9. Clean off motor, let cool, and reduce workload.
10. Test/repair/replace.
11. Adjust/replace centrifugal switch if available.
1. Inspect/replace stripped or damaged bolts/nuts, and
re-tighten with thread locking fluid.
2. Resharpen/replace knives as required; set knife
alignment/protrusion correctly (Page 34).
3. Inspect/replace belt with a new one (refer to Page
31).
4. Realign/replace shaft, pulley, set screw, and key as
required.
Model G0656 (Mfg. since 10/07)