Powermatic 1791228K, 64A operating instructions Troubleshooting, Probable Cause Remedy

Troubleshooting

Trouble

Tablesaw will not start.

Excessive vibration.

Cuts out-of-square when crosscutting.

Motor stalls or workpiece binds or burns.

Cuts not true at 90 or 45 degrees.

Tilting or Raising handwheel difficult to turn.

Motor overheats

Probable Cause	Remedy
No incoming power.	Check all plug connections.
Fuse blown, or circuit breaker tripped.	Replace fuse, or reset circuit breaker.
Cord damaged.	Replace cord.
Tilting or Raising lock knobs not	Tighten lock knobs on handwheels.
tightened.
Tablesaw not resting evenly on floor.	Use shims as needed.
Blade out of balance.	Replace blade.
Pulley loose.	Check motor pulley and spindle
	pulley. Tighten set screws if needed.
Belt is worn or frayed.	Replace belt.
Motor not functioning properly.	Have motor checked by a qualified
	inspector. Repair or replace.
Miter gauge out of adjustment.	Re-set stops and pointer on gauge
	(pages 18 and 19).
Miter slot misaligned.	Re-align table to blade (page 19).
Excessive feed.	Reduce feed.
Dull or incorrect blade.	Replace blade; use proper type of
	blade for cut needed.
Miter slot misaligned.	Re-align table to blade (page 19).
Fence misaligned.	Re-align fence (see Accu-Fence®
	manual).
Motor malfunction.	Have motor checked by a qualified
	inspector. Repair or replace.
Stop screws not set properly.	Re-adjust set screws (page 18).
Lock knob not released.	Loosen lock knob.
Worm and worm gear segment caked	Clean and re-grease worm and worm
with sawdust and pitch.	gear segment.
Worm and worm gear segment out of	Re-align worm with segment.
alignment.
	Identify and correct overload
Motor overloaded.	condition, e.g. excessive feed rate of
	stock.
Improper cooling of motor; lack of air	Clean sawdust from fan and duct
	areas of motor.
circulation.

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