Grizzly G0656 owner manual Service, Troubleshooting

Models: G0656

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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.

Troubleshooting

Motor & Electrical

Symptom

 

Possible Cause

Possible Solution

Motor does not start

1.

OFF button has not been reset.

1.

Lift paddle and press OFF button down completely

or a breaker trips.

 

 

 

until it clicks. Press ON button in completely.

 

 

2.

Power supply switched OFF or is at fault.

2.

Ensure power supply is switch on; ensure power

 

 

 

 

 

supply has the correct voltage.

 

 

3.

Plug/receptacle is at fault or wired incor-

3.

Test for good contacts; correct the wiring.

 

 

 

rectly.

 

 

 

 

4.

Start capacitor is at fault.

4.

Test/replace if faulty.

 

 

5.

Motor connection wired incorrectly.

5.

Correct motor wiring connections.

 

 

6.

Wall fuse/circuit breaker is blown/tripped.

6.

Ensure circuit size is suitable for this machine;

 

 

 

 

 

replace weak breaker.

 

 

7.

Wiring is open/has high resistance.

7.

Check for broken wires or disconnected/corroded

 

 

 

 

 

connections, and repair/replace as necessary.

 

 

8.

Motor ON button or ON/OFF switch is at

8.

Replace faulty ON button or ON/OFF switch.

 

 

 

fault.

 

 

 

 

9.

Centrifugal switch is at fault.

9.

Adjust/replace the centrifugal switch if available.

 

 

10. Motor is at fault.

10. Test/repair/replace.

 

 

 

 

 

 

Motor stalls

or is

1.

Workpiece material is not suitable for this

1.

Only cut wood products; make sure moisture content

overloaded.

 

 

machine.

 

is below 20% and there are no foreign materials in

 

 

 

 

 

the workpiece.

 

 

2.

Run capacitor is at fault.

2.

Test/repair/replace.

 

 

3.

Belt slipping.

3.

Replace bad belt, align pulleys, and re-tension.

 

 

4.

Motor connection is wired incorrectly.

4.

Correct motor wiring connections.

 

 

5.

Plug/receptacle is at fault.

5.

Test for good contacts; correct the wiring.

 

 

6.

Pulley/sprocket slipping on shaft.

6.

Replace loose pulley/shaft.

 

 

7.

Motor bearings are at fault.

7.

Test by rotating shaft; rotational grinding/loose shaft

 

 

 

 

 

requires bearing replacement.

 

 

8.

Machine is undersized for the task.

8.

Use sharp knives; reduce feed rate/depth of cut.

 

 

9.

Motor has overheated.

9.

Clean off motor, let cool, and reduce workload.

 

 

10. Motor is at fault.

10. Test/repair/replace.

 

 

11. Centrifugal switch is at fault.

11. Adjust/replace centrifugal switch if available.

 

 

 

 

 

 

Machine has

vibra-

1.

Motor or component is loose.

1.

Inspect/replace stripped or damaged bolts/nuts, and

tion or noisy opera-

 

 

 

re-tighten with thread locking fluid.

tion.

 

2.

Knives/gibs are at fault.

2.

Resharpen/replace knives as required; set knife

 

 

 

 

 

 

 

alignment/protrusion correctly (Page 34).

 

 

3.

V-belt worn or loose.

3.

Inspect/replace belt with a new one (refer to Page

 

 

 

 

 

31).

 

 

4.

Pulley is loose.

4.

Realign/replace shaft, pulley, set screw, and key as

 

 

 

 

 

required.

 

 

 

 

 

 

-32-

 

 

 

 

G0656 8" Jointer with Built-In Mobile Base

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Grizzly G0656 owner manual Service, Troubleshooting