Grizzly G0717 - Manual (Page 43)

Model g0717 (Mfg. since 9/10)
-41-
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
troubleshooting
Motor & Electrical
syMptOM pOssiBLE CausE CORRECtivE aCtiOn
Machine does not start or
a breaker trips.
1. Emergency-Stop button pressed.
2. Plug/receptacle is at fault or wired
incorrectly.
3. Start capacitor is at fault.
4. Wall fuse/circuit breaker is blown/
tripped.
5. Motor connection wired incorrectly.
6. Power supply is at fault/switched
OFF.
7. Motor ON/OFF switch is at fault.
8. Wiring is open/has high resistance.
9. Motor is at fault.
1. Twist Emergency-Stop button until it pops out.
2. Test for good contacts; correct the wiring.
3. Test/replace capacitor if faulty.
4. Ensure correct size for machine load; replace weak
breaker.
5. Correct motor wiring connections.
6. Ensure hot lines have correct voltage on all legs and
main power supply is switched ON.
7. Replace faulty ON/OFF switch.
8. Check for broken wires or disconnected/corroded
connections, and repair/replace as necessary.
9. Test/repair/replace.
Machine stalls or is
underpowered.
1. Wrong blade for the workpiece
material.
2. Wrong workpiece material.
3. Feed rate/cutting speed too fast for
task.
4. Blade is slipping on wheels.
5. Low power supply voltage.
6. Motor bearings are at fault.
7. Plug/receptacle is at fault.
8. Motor connection is wired
incorrectly.
9. Motor has overheated.
10. Motor is at fault.
1. Use blade with correct properties for your type of
cutting.
2. Use metal with correct properties for your type of
cutting.
3. Decrease feed rate/cutting speed.
4. Adjust blade tracking and tension.
5. Ensure hot lines have correct voltage on all legs.
6. Test by rotating shaft; rotational grinding/loose shaft
requires bearing replacement.
7. Test for good contacts; correct the wiring.
8. Correct motor wiring connections.
9. Clean off motor, let cool, and reduce workload.
10. Test/repair/replace.
Machine has vibration or
noisy operation.
1. Motor fan is rubbing on fan cover.
2. Blade is at fault.
3. Gearbox is at fault.
4. Wrong blade for material.
5. Speed is set too slow.
1. Replace dented fan cover; replace loose/damaged
fan.
2. Replace/resharpen blade.
3. Rebuild gearbox for bad gear(s)/bearing(s).
4. Change blade.
5. Adjust speed as required.