Troubleshooting, Motor & electrical – Grizzly G0459P User Manual
Page 29
Model G0459/G0459P (Mfg. 7/11+)
-27-
symptom
possible Cause
possible solution
Machine does not
start or a breaker
trips.
1. plug or receptacle is at fault or wired
incorrectly.
2. start capacitor is faulty.
3. Motor connection is wired incorrectly.
4. power supply is faulty, or is switched oFF.
5. Centrifugal switch is at fault.
6. Motor on button or on/oFF switch is
faulty.
7. Motor is at fault.
1. test power plug and receptacle for good contact and
correct wiring.
2. test and replace capacitor as required (see photo,
Page 44).
3. Correct motor wiring (see
Page 45).
4. Make sure all hot lines and grounds are operational
and have correct voltage on all legs.
5. adjust or replace the centrifugal switch.
6. replace faulty on button or on/oFF switch (see
photo,
Page 44).
7. test, repair or replace motor.
Machine has
vibration or noisy
operation.
1. Motor or component is loose.
2. Motor fan is rubbing on fan cover.
3. v-belt(s) is worn or is loose.
4. pulley is loose.
5. Motor bearings are at fault.
6. Centrifugal switch.
1. inspect, replace for stripped or damaged bolts/nuts,
and re-tighten with thread locking fluid.
2. replace dented fan cover, and replace loose or
damaged fan.
3. inspect belt(s), replace as matched sets, and
re-tension.
4. remove pulley, replace shaft, pulley, setscrew, and
key as required, and realign.
5. Check bearings, replace motor or bearings as
required.
6. normal snap/click sound on rpM wind down. no
problem exists.
Motor overheats.
1. Motor overloaded.
2. air circulation through the motor restricted.
1. reduce load on motor.
2. Clean off motor to provide normal air circulation.
Motor & Electrical
troubleshooting
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.
SEctiON 7: SERvicE