-36-
Model G0821 (Mfd. Since 03/18)
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 immediately
after startup.
1. Switch disabling key removed from ON/
OFF switch.
2. Power supply circuit breaker tripped/fuse
blown.
3. Loose, broken, or disconnected wires.
4. Motor brushes worn or at fault.
5. Motor ON/OFF switch at fault.
6. Motor at fault.
1. Replace switch disabling key.
2. Ensure circuit is sized correctly and free of shorts.
Reset circuit breaker or replace fuse.
3. Check/fix broken, disconnected, or corroded wires.
4. Remove/replace brushes.
5. Replace ON/OFF switch.
6. Test/repair/replace.
Machine stalls or is
underpowered.
1. Improper workpiece material.
2. Excessive feed rate.
3. Excessive depth of cut.
4. Dull inserts.
5. Dust collection problem.
6. Motor brushes are at fault.
7. Belt slipping; oil/grease on belt.
8. Pulley loose or not properly aligned.
9. Motor overheated.
10. Motor is at fault.
1. Ensure workpiece is okay for jointing (
Page 22).
2. Reduce feed rate.
3. Reduce depth of cut.
4. Rotate/replace inserts (
Page 35).
5. Clear blockages; move machine closer to dust
collector; upgrade dust collector.
6. Remove/replace brushes (
Page 40).
7. Tension/replace belt (
Page 38); clean belt.
8. Re-align pulleys; replace shaft key; tighten pulley
set screw.
9. Clean motor, let cool, and reduce workload.
10. Test/repair/replace.
Machine has
vibration or noisy
operation.
1. Motor or component is loose.
2. Belts worn or loose.
3. Pulley loose or not properly aligned.
4. Motor fan is rubbing on fan cover.
5. Loose mounting bolts.
6. Cutterhead bearings at fault.
1. Inspect/replace stripped or damaged bolts/nuts, and
re-tighten with thread-locking fluid.
2. Inspect/replace belts with new ones
.
3. Re-align pulleys; replace shaft key; tighten pulley
set screw.
4. Replace dented fan cover; replace loose/damaged
fan.
5. Tighten/replace as required.
6. Replace bearing(s)/re-align cutterhead.
Содержание G0821
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