Troubleshooting Guide; Motor; General - RIDGID MS1250 Owner's Manual

Troubleshooting Guide

Motor

Problem
Brake does not
blade within 6 seconds.
Motor does not start.
Brush sparking
switch released.

General

Problem
Blade hits table.
Angle of cut not accurate.
Can't move miter adjust-
ment
Power head wobbles.
Power head won't fully
rise or blade guard won't
fully close
Blade binds, jams, burns
wood.
Rough cuts
Tool vibrates or shakes
Power head hard to pull/
push down
Probable Cause
stop 1. Brushes not seated or
lightly sticking.
2. Motor brake winding
overheated from use of
prohibited accessory or
rapid on/off cycling.
3. Arbor screw loose.
4. Other
1. Fuse.
2. Brushes worn.
3. Other.
when 1. Normal automatic
brake working properly.
Probable Cause
1. Misalignment
1. Misalignment
1. Sawdust under table
1. Loose pivot points
1. Lubrication needed
2. Part failure
3. Pivot spring or guard
spring not replaced
properly after service
4. Sawdust sticking to
stops
1. Improper operation
2. Dull blade
3. Improper blade
4. Bent blade - check flat-
ness across expan-
sion slots on blade
1. Sawblade not round
2. Sawblade damaged
3. Sawblade loose
4. Other
1. Lube needed
Suggested Corrective Action
1. Inspect/clean/replace brushes. See "Mainte-
nance" section.
2. Use only recommended blades/accessories.
Let motor cool down.
3. Retighten
4. Get authorized service. See "Troubleshooting of
brake" section.
1. 15 amp time delay fuse, or circuit breaker.
2. See "Maintenance" section.
3. Get authorized service.
1. None
Suggested Corrective Action
1. Get authorized Service.
1. See "Alignment" section.
1. Vacuum or blow out dust.
Wear Eye Protection.
1. See Bevel Pivot Adjustment in "Alignment" sec-
tion.
1. See "Lubrication" section.
2. Get authorized Service.
3. Get authorized Service.
4. Inspect/clean stops.
1. See "Basic Saw Operation" section.
2. Replace or sharpen blade.
3. Replace with 12" diameter blade designed for
the material being cut.
4. Replace blade.
1. Replace blade.
2. Replace blade.
3. Tighten arbor screw.
4. Get authorized Service.
1. See - "Lubrication" section.
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