Model G0733 (Mfg. Since 10/11)
-37-
SEcTiON 7: SERvicE
Troubleshooting
Motor & Electrical
symptom
possible Cause
possible solution
machine does not
start or a breaker
trips.
1. emergency stop push-button is engaged/
faulty.
2. motor connection wired incorrectly.
3. spindle direction switch is at fault.
4. Circuit board or control board is at fault.
5. speed rotary switch is at fault.
6. Wiring is open/has high resistance.
7. motor is at fault.
8. Frequency inverter is at fault.
1. open switch cover and press
ON button/replace it.
2. Correct motor wiring connections.
3. replace faulty spindle direction switch.
4. replace faulty board.
5. replace bad speed rotary switch.
6. Check for broken wires or disconnected/corroded
connections, and repair/replace as necessary.
7. test/repair/replace.
8. replace.
machine stalls or is
underpowered.
1. machine is undersized for the task.
2. Feed rate/cutting speed too fast for task.
3. Belt slipping.
4. motor connection is wired incorrectly.
5. pulley slipping on shaft.
6. motor bearings are at fault.
7. motor has overheated.
8. motor is at fault.
1. use sharp lathe bits and chisels; reduce the feed
rate/depth of cut.
2. decrease feed rate/cutting speed.
3. replace bad belt and re-tension (see
page 39).
4. Correct motor wiring connections.
5. replace loose pulley.
6. test by rotating shaft; rotational grinding/loose shaft
requires bearing replacement.
7. Clean off motor, let cool, and reduce workload.
8. test/repair/replace.
machine
has
vibration
or
noisy
operation
(without workpiece
installed).
1. motor or component is loose.
2. Belt worn or loose.
3. pulley is loose.
4. machine is incorrectly mounted or sits
unevenly on floor.
5. motor mount loose/broken.
6. motor bearings are at fault.
1. inspect/replace stripped or damaged bolts/nuts, and
re-tighten with thread locking fluid.
2. inspect/replace belts (see
page 39).
3. replace shaft, pulley, setscrew, and key as
required.
4. tighten/replace anchor studs in floor; relocate/shim
machine; adjust feet.
5. tighten/replace.
6. test by rotating shaft; rotational grinding/loose shaft
requires bearing replacement.
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.
Содержание G0733
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