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M1113 18" Wood/Metal Bandsaw
SERVICE
Troubleshooting
This section covers the most common problems and corrections with this type of
machine. WARNING! DO NOT make any adjustments until power is disconnected and
moving parts have come to a complete stop
!
PROBLEM POSSIBLE CAUSE CORRECTIVE ACTION
Machine does not start or a
breaker trips.
1. OFF button has not been reset.
2. Plug/receptacle is at fault or wired
incorrectly.
3. Motor connection wired incorrect
-
ly.
4. Wall fuse/circuit breaker is blown/
tripped.
5. Power supply switched OFF or is at
fault.
6. Wiring is open/has high resistance.
7. Motor ON button or ON/OFF switch
is at fault.
8. Inverter/Controller box is at fault.
9. Motor is at fault.
1. Lift paddle and press OFF button down completely
until it clicks.
2. Test for good contacts; correct the wiring.
3. Correct motor wiring connections.
4. Ensure circuit size is suitable for this machine;
replace weak breaker.
5. Ensure power supply is switch on; ensure power sup
-
ply has the correct voltage.
6. Check for broken wires or disconnected/corroded
connections, and repair/replace as necessary.
7. Replace faulty ON button or ON/OFF switch.
8. Inspect inverter/controller box; replace if faulty.
9. Test/repair/replace.
Machine stalls or is under
-
powered.
1. Feed rate/cutting speed too fast
for task.
2. Machine is undersized for the task.
3. Blade is slipping on wheels.
4. Motor connection is wired incor
-
rectly.
5. Plug/receptacle is at fault.
6. Pulley/sprocket slipping on shaft.
7. Motor is at fault.
1. Decrease feed rate/cutting speed.
2. Use sharp blade with lower TPI; reduce the feed
rate/depth of cut.
3. Adjust blade tracking and tension to factory specifi
-
cations.
4. Correct motor wiring connections.
5. Test for good contacts; correct the wiring.
6. Replace loose pulley/shaft.
7. Test/repair/replace.
Machine has vibration or
noisy operation.
1. Motor or component is loose.
2. Blade weld is at fault or teeth are
broken.
3. Blade is at fault.
4. V-belt worn or loose.
5. Pulley is loose.
6. Motor mount loose/broken.
7. Machine is incorrectly mounted or
sits unevenly.
8. Motor fan is rubbing on fan cover.
9. Motor bearings are at fault.
1. Inspect/replace stripped or damaged bolts/nuts,
and re-tighten with thread locking fluid.
2. Replace blade.
3. Replace warped, bent, or twisted blade; resharpen
dull blade.
4. Inspect/replace belt.
5. Realign/replace shaft, pulley, setscrew, and key as
required.
6. Tighten/replace.
7. Tighten/replace anchor studs in floor; relocate/shim
machine.
8. Replace dented fan cover; replace loose/damaged
fan.
9. Test by rotating shaft; rotational grinding/loose
shaft requires bearing replacement.
Motor & Electrical