Section 7: Service; Troubleshooting - Grizzly G0514X Owner's Manual

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SEcTION 7: SERvIcE

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 at (570) 546-9663.
Note: Please gather the serial number and manufacture date of your machine before calling.
symptom
possible Cause
Machine does not
1. emergency stop button engaged/at fault.
start or a breaker
2. switch disabling key removed.
trips.
3. door safety switch disengaged/at fault.
4. thermal overload relay in mag switch
tripped.
5. Break or short in wiring; or loose or
corroded connections.
6. plug or receptacle is corroded or miswired.
7. power supply switched off/has incorrect
voltage.
8. Motor connection wired incorrectly.
9. Contactor has poor contacts or is at fault.
10. Blown fuse/tripped circuit breaker.
11. Motor on/oFF switch at fault.
12. start capacitor has blown.
13. Centrifugal switch at fault.
14. Motor at fault.
Main motor chatters
1. phase converter (if used) wild wire
during startup or
connected to wrong terminal(g0514X3).
during operation.
2. power supply has incorrect voltage on one
or more legs.
Machine operates
1. power connections wired out of phase
in reverse.
(g0514X3).
G0514X/-X2/-X2B/-X3 (Mfg. Since 2/12)

Troubleshooting

possible solution
1. rotate button to reset/replace button.
2. reinstall switch disabling key.
3. Close door or adjust/replace switch.
4. allow relay/motor to cool. if necessary, press reset
button inside switch.
5. trace/replace broken or corroded wires; fix loose
connections.
6. Correct the wiring.
7. switch power supply on/verify voltage.
8. Wire motor correctly. refer to inside junction box
cover or page 69 (g0514X), page 70 (g0514X2),
page 71 (g0514X2B), or page 72 (g0514X3).
9. test all legs for power, test field coil, and fix
contacts or replace if at fault.
10. replace/reset fuse or circuit breaker. repair
possible short or circuit overload.
11. replace switch.
12. test/replace if at fault.
13. adjust/replace centrifugal switch.
14. test for shorted windings or bad bearings; repair or
replace.
1. Connect wild wire to the machine power supply
terminal that is not part of the switch coil circuit
(g0514X3).
2. Contact electrician to check incoming voltage.
1. swap two power incoming power leads at the motor
(g0514X3).
-55-

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