4)
Inspect Brush Holder and Spring
Check movement of brush in brush holder. If
brush movement within brush holder is sluggish,
check brush holder for distortion and sliding
faces for contamination.
Clean or correct as necessary.
Check for continuity across insulated brush
holder (positive side) and grounded brush
holder (negative side).
If continuity exists, brush holder is grounded
due to defective insulation and should be
replaced.
Fig.
9
19
Inspect brush spring for wear, damage or other
abnormal conditions. Replace if necessary.
Brush
spring
tension
Fig.
920
5) Inspect Drive Lever
Inspect drive lever for wear. Replace if necessary.
0)
Inspect Pinion
Inspect pinion for wear, damage or other ab-
normal conditions. Check that clutch locks up
when turned in direction of drive and rotates
smoothly in reverse direction. Replace if neces-
sary.
Fig. 9-22
Inspect spline teeth for wear or damage. Replace
if necessary. Inspect pinion for smooth
move-
men t.
Fig. 923
7)
Inspect Armature Shaft Bush
Inspect bushes for wear or damage. Replace if
Fig. 921
Fig. 9-24
9-9
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