Troubleshooting Guide - Craftsman 137.21825 Owner's Manual

TROUBLESHOOTING GUIDE
To avoid injury from an accidental start, turn the switch OFF and always remove the plug from the power source
before making any adjustments.
• Consult your local Sears Service Center if for any reason the motor will not run.
SYMPTOM POSSIBLE CAUSES CORRECTIVE ACTION
Saw will not start. 1. Saw not plugged in. 1. Plug in saw.
2. Fuse blown or circuit breaker tripped. 2. Replace fuse or reset circuit breaker,
3. Cord damaged. 3. Have cord replaced by a Sears
Service Center.
1. Positive stop not adjusted correctly. 1. Check blade with square and adjust
positive stop.
2. Blade tilt pointer not set accurately. 2. Check blade with square and adjust
pointer to zero.
1. Rip fence not aligned with blade. 1. Check and adjust rip fence.
2. Warped wood, edge against 2. Select another piece of wood.
fence is not straight.
1. Splitter not aligned correctly 1. Check and align splitter with blade.
with blade.
Does not make
accurate 45 ° and
90 ° rip cuts.
Material pinches blade
when ripping.
Material binds on splitter.
Saw makes
unsatisfactory cuts.
Material kicked back
from blade.
1, Dull blade.
2. Blade mounted backwards.
3. Gum or pitch on blade.
4. Incorrect blade for work being done.
5. Gum or pitch on table
causing erratic feed.
1,
2.
3.
4.
5.
6.
1. Replace blade.
2. Turn blade around.
3. Remove blade and clean with
turpentine and coarse steel wool.
4. Change the blade.
5. Clean table with turpentine
and steel wool.
Rip fence out of alignment. 1.
Splitter not aligned with blade. 2.
Feeding stock without rip fence. 3.
Splitter not in place. 4.
Dull blade. 5.
The operator letting go of material 6.
before it is past saw blade.
Miter angle lock knob is not tight. 7.
Align rip fence with miter gauge slot.
Align splitter with blade.
Install and use rip fence.
Install and use splitter (with guard).
Replace blade.
Push material all the way past saw
blade before releasing work.
Tighten knob.
7,
Blade does not 1. Sawdust and dirt in raising 1. Brush or blow out loose dust and dirt.
raise or tilt freely, and tilting mechanisms.
Blade does not 1. Extension cord too light 1. Replace with adequate size cord.
come up to speed, or too long.
2. Low house voltage. 2. Contact your electric company.
Machine vibrates 1. Saw not mounted securely to 1. Tighten all mounting hardware.
excessively, workbench.
2. Bench on uneven floor. 2. Reposition on flat level surface.
Fasten to floor if necessary.
3. Damaged saw blade. 3. Replace blade.
Does not make accurate 1. Miter gauge out of adjustment. 1. Adjust miter gauge.
45 ° and 90 ° cross cuts.
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