Maintenance, Troubleshooting, Maintenance -20 – Craftsman 315.216360 User Manual

Page 20

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MAINTENANCE

Remove brush cap with a flat blade screwdriver.

Remove brush assembly. Gently pry the brush
assembly out using a small screwdriver, point of
a nail or paper clip, etc.

Check for wear. If one brush is worn down
shorter than 1/4 in., replace both brushes. Do
not replace one side without replacing the other.

Reassemble using new brush assembly. Make

sure curvature of brush matches curvature of
motor and that brush moves freely in brush tube.
Use the blunt end of something thin (eraser end
of pencil, etc.) to push the brush into the tube
until it stays.

Make sure brush cap is oriented correctly
(straight) and replace.

Tighten brush cap using a hand powered screw­
driver only. Do not overtighten.

Repeat for other brush.

TROUBLESHOOTING

A WARNING: For your own safety, turn switch OFF and remove plug from power outlet before adjusting or

aligning your scroll saw.

PROBLEM

CAUSE

SOLUTION

Motor will not run.

1. Problem with ON-OFF switch,

power cord, or outlet.

1. Have worn parts replaced before using

Scroll Saw again. Have the proper
outlet installed by a qualified electri­
cian.

2. Motor Defective.

2. Do not attempt any repair. Have

repaired by a qualified service techni­
cian at a Sears store or repair center.

Blades breaking.

1. Too much tension.

1. Adjust tension.

2. Feeding too quickly.

2. Reduce feed rate.

3. Wrong blade.

3. Narrow blades for cutting thin wood or

tight corners and turns, wide blades for
thicker wood or wide turns.

4. Blade twisting in wood.

4. Reduce side pressure on blade, check

blade tension.

Vibration (there is always

1. Improper mounting of saw.

1. Check mounting.

some vibration when the saw 2. Mounting surface.

2. Check mounting in manual.

is running).

3. Loose table or table resting

against motor.

3. Tighten table lock knob.

4. Loose motor mounting.

4. Tighten mounting screws.

Blade runout (blade not
properly aligned with arm

1. Blade holders out of line.

1. Realign blade.

motion).

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