Powermatic 66 User Manual download pdf (Page 22)

Troubleshooting

Trouble Probable Cause Remedy

Tilt or raising clamp knobs not

tightened.

Tighten knobs.

Blade out of balance. Change blade. [page 9]

Bad motor. Replace motor.

Excessive vibration.

Loose arbor or motor sheave. Tighten set screws. [page 13]

Miter gauge out of adjustment. Reset stops and pointer. [page 12]

Cuts out-of-square

when crosscutting.

Miter slot misaligned. Realign table. [page 11]

Excessive feed. Reduce feed.

Bad motor. Replace motor.

Dull or incorrect blade. Replace blade. [page 9]

Miter slot misaligned. Realign miter slot. [page 11]

Motor stalls or

workpiece binds or

burns.

Fence misalignment. Realign fence. [see Fence manual]

Cuts not true at 90 or

45 degrees.

Stop screws not set properly. Readust stop screws. [page 12]

Lock knob not released. Loosen lock knob.

Worm and worm gear segment caked

with sawdust and pitch.

Clean and re-grease.

Tilt or saw raising

handwheels difficult

to turn.

Worm and worm gear segment out of

alignment.

Realign worm and worm gear

segment. [page 13]

Motor overloaded.

Correct overload condition such as

reducing the feed rate.

Motor overheats.

Improper cooling of motor.

Clean sawdust from fan and duct

areas of motor.

Low voltage.

Request voltage check from power

company and correct low voltage

condition.

Centrifugal switch not operating. Replace switch.

Motor starts slowly or

fails to come up to

speed.

Bad motor. Replace motor.

Power line overloaded. Correct overload condition.

Undersize wires in supply system. Increase supply wire size.

Low voltage.

Request voltage check from power

company and correct condition.

Motor fails to develop

full power.

Bad motor. Replace motor.

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Powermatic 66 User Manual Page 22

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