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This section covers the most common problems and corrections with this type of machine. N8IE@E>;FEFKdXb\XepX[aljkd\ekjlek`cgfn\i`j[`jZfee\Zk\[Xe[ dfm`e^gXikj_Xm\Zfd\kfXZfdgc\k\jkfg

Symptom

Possible Cause

Possible Solution

Machine does not start or a

1.

Locking pin installed.

1.

Remove locking pin from ON button.

breaker trips.

2.

Blown fuse.

2.

Replace fuse/ensure no shorts.

 

3.

Power supply switched OFF or at

3.

Ensure power supply is on/has correct voltage.

 

 

fault.

 

 

 

4.

Plug/receptacle at fault/wired

4.

Test for good contacts; correct the wiring.

 

 

wrong.

 

 

 

5.

Motor connection wired wrong.

5.

Correct motor wiring connections.

 

6.

Wall circuit breaker tripped.

6.

Ensure circuit size is correct/replace weak breaker.

 

7.

Wiring open/has high resistance.

7.

Check/fix broken, disconnected, or corroded wires.

 

8.

Motor ON/OFF switch at fault.

8.

Replace switch.

 

9.

Start capacitor at fault.

9.

Test/replace if faulty.

 

10. Motor at fault.

10. Test/repair/replace.

 

 

 

 

 

Machine stalls or is under-

1.

Feed rate/cutting speed too fast.

1.

Decrease feed rate/cutting speed.

powered.

2.

Workpiece material unsuitable for

2.

Only cut wood/ensure moisture is below 20%.

 

 

machine.

 

 

 

3.

Workpiece crooked; fence mis-

3.

Straighten or replace workpiece/adjust fence.

 

 

adjusted.

 

 

 

4.

Machine undersized for task.

4.

Use correct blade/reduce feed rate or depth of

 

 

 

 

cut.

 

5.

Run capacitor at fault.

5.

Test/repair/replace.

 

6.

Belt slipping.

6.

Tension/replace belt (Page 74).

 

7.

Motor wired incorrectly.

7.

Wire motor correctly.

 

8.

Plug/receptacle at fault.

8.

Test for good contacts/correct wiring.

 

9.

Pulley/sprocket slipping on shaft.

9.

Replace loose pulley/shaft.

 

10. Motor bearings at fault.

10. Test/repair/replace.

 

11. Contactor not energized/has poor

11. Test all legs for power/replace if faulty.

 

 

contacts.

 

 

 

12. Motor overheated.

12. Clean motor, let cool, and reduce workload.

 

13. Motor at fault.

13. Test/repair/replace.

 

 

 

 

 

Machine has vibration or

1.

Motor or component loose.

1.

Inspect/replace damaged bolts/nuts, and re-tighten

noisy operation.

 

 

 

with thread locking fluid.

 

2.

Blade at fault.

2.

Replace warped/bent blade; resharpen dull blade.

 

3.

Belts worn or loose.

3.

Tension/replace belts (Page 74).

 

4.

Pulley loose.

4.

Realign/replace shaft, pulley, setscrew, and key.

 

5.

Motor mount loose/broken.

5.

Tighten/replace.

 

6.

Machine incorrectly mounted.

6.

Tighten mounting bolts; relocate/shim machine.

 

7.

Arbor pulley loose.

7.

Retighten/replace arbor pulley.

 

8.

Motor fan rubbing on fan cover.

8.

Fix/replace fan cover; replace loose/damaged fan.

 

9.

Arbor bearings at fault.

9.

Replace arbor housing bearings; replace arbor.

 

10. Motor bearings at fault.

10. Test by rotating shaft; grinding/loose shaft requires

 

 

 

 

bearing replacement.

 

 

 

 

 

-77-

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Image 79
Woodstock W1819, W1820 manual KiflYc\jffk`e, Symptom Possible Cause Possible Solution