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Powermatic 72 - Trouble Shooting Hints

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Model 72 - 12114" Tilting
Arbor
Saw
OPERATING INSTRUCTIONS
TROUBLE SHOOTING HINTS
TROUBLE POSSIBLE CAUSE
REMEDY
Excessive
1. Tilt
or
raising clampknobs
not
1. Tighten knobs.
vibration.
tightened.
2. Blade
out
of
balance.
2. Change blade.
3.
Bad Motor.
3.
Replace
motor.
Cut out-of; square
1.
Miter gauge
out
of
adjustment. 1. Reset stops and pointer.
when crosscutting.
2.
Miter slot misaligned. 2. Realign table.
Motor stalls
or
work
1.
Excessive feed.
1.
Reduce feed.
piece binds
or
2.
Bad motor.
2. Replace
motor.
burns.
3.
Dull
or
incorrect blade.
3.
Replace blade.
4.
Miter slot misaligned. 4. Realign miter slot.
S.
Fence misalignment.
S.
Realign fence.
Cuts
not
true
at
90
0
1.
Stop
screws
not
set properly. 1. Readjust
stop
screws.
or
4S
o
.
Tilt
or
saw raising hand- 1.
Clamp knobs
not
released . 1. Unclamp.
wheels difficult
to
2. Worm and worm gear segment 2.
Clean and regrease.
turn.
caked with sawdust and pitch.
3.
Worm and worm gear segment
3.
Realign worm and worm
out
of
alignment.
gear segment.
Motor overheats.
1. Motor overloaded.
1.
Correct overload condition
such
as
reducing
the
feed
rate.
2. Improper cooling
of
motor.
2.
Clean sawdust from fan and
duct
areas
of
motor.
Motor starts slowly
or
1.
Low voltage. 1. Request voltage check from
or
fails
to
come
up
power
company
and correct
to
full speed.
low voltage condition.
2. Centrifugal switch
not
operating. 2. Replace switch.
3.
Bad Motor.
3.
Replace
motor.
Motor fails
to
develope
1. Power line overloaded.
1.
Correct overload condition.
full
power.
2.
Undersize wires in supply 2. Increase supply wire size.
system.
3.
Low voltage.
3.
Request voltage check from
power
company
and correct
low voltage condition.
4. Bad Motor
4. Replace
motor.
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