Grizzly Slow Speed Cold Cut G0665 - Manual (Page 29)

g0665 slow speed Cold Cut saw
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review the troubleshooting and procedures in this section to fix or adjust your machine if a problem devel-
ops. if you need replacement parts or you are unsure of your repair skills, then feel free to call our technical
support at (570) 546-9663.
SECTiON 7: SERviCE
Troubleshooting
Motor & Electrical
symptom possible Cause possible solution
Machine does
not start/indica-
tor light does not
come on or a
breaker trips.
1. switch cover not not open.
2. plug/receptacle is at fault or wired incorrectly.
3. Wall fuse/circuit breaker is blown/tripped.
4. indicator light has failed.
5. Control box fuse/s blown.
6. power supply switched oFF or is at fault.
7. Wiring is open/has high resistance.
8. Motor on/oFF switch is at fault.
9. Motor is at fault.
1. reset swtich by opening cover.
2. test for good contacts; correct the wiring.
3. ensure circuit size is suitable for this machine;
replace weak breaker.
4. replace light.
5. Check l1 & l2 fuses in control box.
6. ensure power supply is switched
ON; ensure power
supply has the correct voltage.
7. Check for broken wires or disconnected/corroded
connections, and repair/replace as necessary.
8. replace faulty on/oFF switch.
9. test/repair/replace.
Machine stalls or
is overloaded. 1. Feed pressure too great for task.
2. Motor connection is wired incorrectly.
3. plug/receptacle is at fault.
4. Motor is at fault. 1. decrease feed pressure.
2. Correct motor wiring connections.
3. test for good contacts; correct the wiring.
4. test/repair/replace.
Machine has
vibration or noisy
operation.
1. Motor or component is loose.
2. Motor mount loose/broken.
3. Machine is incorrectly mounted or sits uneven-
ly.
4 Motor fan is rubbing on fan cover.
5. Motor bearings are at fault.
1. inspect/replace stripped or damaged bolts/nuts, and
re-tighten with thread locking fluid.
2. tighten/replace.
3. tighten/replace anchor studs in floor; relocate/shim
machine.
4. replace dented fan cover; replace loose/damaged
fan.
5. test by rotating shaft; rotational grinding/loose shaft
requires bearing replacement.
indicator light is
on and trigger
switch fails to
activate motor. 1. plug connecting switch to control box is
unplugged.
2. trigger switch at fault.
3. Motor is at fault.
1. Correctly insert plug.
2. test/repair/replace.
3. test/repair/replace.