Craftsman 21602 - 16 in. Variable Speed Scroll Saw Operator's Manual page 32

WARNING I
To avoid injury from accidental starting, always turn switch OFF and unplug
the tool before moving, replacing the blade or making adjustments.
PROBLEM PROBLEM CAUSE REMEDY SUGGESTED
Breaking blades 1. Wrong tension.
2. Overworking blades.
3. Wrong blade
application.
4. Twisting blade in wood.
Motor will not
run.
Excessive
vibration.
NOTE: There will
always be some
vibration present
when the saw is
running because
of motor
operation.
Blade run out.
Blade not in line
with arm motion.
1. Defective cord or plug.
2. Defective motor.
3. Blown overload
breaker.
1. Improper mounting of
saw.
2. Unsuitable mounting
surface.
3. Loose table or table
resting against motor.
4. Loose motor mounting.
1. Blade holders not
aligned.
1. Adjust blade tension. See BLADE
REMOVAL AND INSTALLATION
section.
2. Reduce feed rate. See BLADE
REMOVAL AND INSTALLATION
section.
3. Use narrow blade. See BLADE
SELECTION section.
4. Avoid side pressure on blade.
See BLADE REMOVAL AND
INSTALLATION section.
1. Replace defective parts
before using saw again. See
ELECTRICAL SPECIFICATIONS
AND SAFETY section.
2. Call Service Center. Any attempt
to repair this motor may create a
HAZARD unless the repair is done
by a qualified technician.
3. Restart the saw. See OVERLOAD
BREAKER section.
1. See mounting instructions in
this manual for proper mounting
technique.
2. The heavier your workbench is,
the less vibration will occur. A
plywood workbench will not be as
good a work surface as the same
size solid lumber.
3. Tighten the table lock knob.
4. Tighten motor mounting screw.
1. Loosen blade holder lock screw
holding blade holder to arms.
Adjust position of blade holders.
Retighten blade holder lock screw.
See BLADE REMOVAL AND
INSTALLATION section.