Powermatic HPS67 - Manual (Page 23)

23
Troubleshooting
Trouble Probable Cause Remedy
Access door open. Close door completely.
No power; possible shortage. Check power source.
Star-delta switch in wrong position. Switch must be on “Y” position.
Machine will not start
when start button is
pushed.
Main switch off. Put main switch on “1”.
Tilt or raising lock knobs not tight. Tighten knobs.
Blade out of balance. Have it balanced or replaced.
Worn or damaged belt. Replace belt.
Excessive vibration.
Bad motor. Replace motor.
Fence misaligned. Reset fence angle.
Cuts out-of-square
when crosscutting.
Table not aligned with blade arbor. Realign table.
Excessive feed. Reduce feed.
Dull or incorrect blade. Replace blade.
Bad motor. Replace motor.
Motor stalls or
workpiece binds or
burns.
Fence misaligned. Realign fence.
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.
After starting, arbor
won’t turn and motor
makes straining
noises.
Pin not removed from arbor hole after
changing blade.
Remove pin.
Motor overloaded.
Correct overload condition such as
reducing feed rate.
Motor overheats.
Improper cooling of motor.
Clean sawdust from fan and duct
areas of motor.
Thermal overload.
Overload not set on automatic reset,
or overload is faulty.
Contact service technician.
Low voltage.
Request voltage check from power
company and correct low voltage
condition.
Start switch malfunction. Replace switch.
Motor starts slowly or
fails to come up to full
speed.
Bad motor. Replace motor.