-36-
G0890/G0891 (Mfd. Since 06/19)
Review the troubleshooting 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 power-
supply fuse/breaker
trips immediately
after startup.
1. Stop button depressed/at fault.
2. Incorrect power supply voltage or circuit
size.
3. Thermal overload relay has tripped.
4. Power supply circuit breaker tripped or fuse
blown.
5. Motor wires connected incorrectly.
6. Wiring open/has high resistance.
7. Start button switch at fault.
8. Centrifugal switch/contact points at fault.
9. Start capacitor at fault.
10. Thermal overload relay has tripped.
11. Contactor not energized; has poor
contacts.
12. Motor at fault.
1. Rotate button head to reset; replace if at fault.
2. Ensure correct power supply voltage and circuit
size.
3. Reset; adjust trip load dial if necessary; replace.
4. Ensure circuit is sized correctly and free of shorts.
Reset circuit breaker or replace fuse.
5. Correct motor wiring connections.
6. Check/fix broken, disconnected, or corroded wires.
7. Replace switch.
8. Adjust/replace centrifugal switch/contact points if
available.
9. Test/replace if at fault.
10. Reset; adjust trip load dial if necessary; replace.
11. Test all legs for power/replace.
12. Test/repair/replace.
Machine stalls or is
underpowered.
1. Machine undersized for task.
2. Workpiece not suitable for machine.
3. Motor overheated, causing thermal
overload to trip.
4. Belt slipping; oil/grease on belt(s).
5. Dull knives/inserts.
6. Dust-collection problem causing internal
components to clog up with shavings.
7. Motor wired incorrectly.
8. Centrifugal switch/contact points at fault.
9. Run capacitor at fault.
10. Pulley slipping on shaft.
11. Contactor not energized/has poor contacts.
12. Motor bearings at fault.
1. Reduce feed rate/depth of cut.
2. Only cut wood/ensure moisture is below 20%.
3. Allow motor to cool, reset overload if necessary,
and reduce depth of cut.
4. Clean/tension/replace belt (Page 39).
5. Sharpen/replace knives (Page 27), or replace
inserts (Page 29).
6. Clear blockages in dust chute/ducting, ensure dust
collector is operating efficiently.
7. Wire motor correctly.
8. Adjust/replace centrifugal switch/contact points if
available.
9. Test/repair/replace.
10. Tighten loose pulley; replace pulley/shaft if
damaged.
11. Test all legs for power/replace.
12. Test/repair/replace.
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