16
Motor Component Testing and Inspection
ELECTRIC VEHICLE - MOTOR
754
Figure 16-10
Brush Rigging
755
Figure 16-11
Bearing Retaining Ring
MOTOR COMPONENT TESTING AND INSPECTION
See General Warnings on page 1-2.
ARMATURE INSPECTION AND TESTING
1.
Remove the motor from the vehicle.
See Motor Removal on page 16-4.
2.
Remove the end cap and armature by performing steps 1 through 7 of Motor Disassembly on page 16-5.
Visual Inspection
• Burned, charred or cracked insulation
• Improperly cured varnish
• Thrown solder
• Flared armature windings
• Damaged armature core laminations
• Worn, burned or glazed commutators
• Dirty or oily commutators
• Raised commutator bars
• Worn armature bearing or shaft
A dirty or oily commutator should be cleaned and wiped dry. Abnormalities identified during the inspection can help
determine original cause of failure. Slight roughness of the commutator can be polished smooth with 400 grit or
finer sandpaper.
See following CAUTION and NOTE.
Page 16-8
2020 Precedent,Villager 2 and 4 Maintenance and Service Manual
Summary of Contents for DS Villager 4
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Page 485: ...GASOLINE INSTRUMENT PANEL HARNESS Wiring Diagrams Gasoline Instrument Panel Harness 26 ...
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Page 497: ...ELECTRIC DC TO DC CONVERTER HARNESS Wiring Diagrams Electric DC to DC Converter Harness 26 ...
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