Troubleshooting - Powermatic 45 Maintenance Instructions And Parts List

MODEL 45 - 12" (304.8mm)WOOD
LATEE MA INTEN ANC E I NSTR UCTI O NS
TROUBLE-SHOOTING H INTS, cont'd
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TROU BLE POSSIBLE CAUSE REME DY
Motor Overgeats
1. Motor overloaded.
2. lmproper cooling on motor.
1. Correct overload condition,
such as reducing cut depth.
2. Clean sawdust from fan and
duct areas of motor.
Motor Starts Slowly or Fails
to Come up to Speed.
Low voltage.
2. Centrifugal switch not operating.
3. Defective motor.
1. Request voltage check from
power company and correct
low-voltage condition.
2. Replace switch or motor.
3. Replace motor.
Motor Fails to Develope
FullPower.
1. Power line overloaded.
2. Undersize wires in supply system.
3. Low voltage.
4. Clogged motor fan areas.
5. Defective motor.
1. Correct overload condition.
2. Increase supply wire size.
3. Request voltage check from
power company and correct
low voltage condition.
4. Clean motor fan area.
5; Replace motor.
Excessive Speed
1. Excessive wear on belt.
2. Fixed spindle sheave is out-of-
position.
3. Motor or iackshaft out-of-position.
1. Replac e belt .
2. Readjust per maintenance
instructions.
3. Readjust per maintenance
instructions.
Toois Tend to Grab or Dig in.
1 . D u ll t o o ls .
2. Tool rest set too low.
3. Tool rest set too far from workpiece
4. lmproper tool being used.
1. Sharpen tools.
2. Reposition tool rest height.
3. Reposition tool rest closer
to workpiece.
4. Use correct tool for operation.
Lathe With Variable Speed
Runs at One Speed.
1. Drive or driven variable speed pulley.
frozen.
1. Free and lubricate with SAE
oil.
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