(c) Using a screwdriver, hold the spring back and disconnect the
brush from the brush holder. Disconnect the four brushes and
remove the brush holder.
5. REMOVE ARMATURE FROM FIELD FRAME
STARTER INSPECTION AND REPAIR
ST01G–01
Armature Coil
1. INSPECT COMMUTATOR FOR OPEN CIRCUIT
Using an ohmmeter, check that there is continuity between
the segments of the commutator.
If there is no continuity between any segment, replace the ar-
mature.
2. INSPECT COMMUTATOR FOR GROUND
Using an ohmmeter, check that there is no continuity be-
tween the commutator and armature coil core.
If there is continuity, replace the armature.
Commutator
1. INSPECT COMMUTATOR FOR DIRTY AND BURNT
SURFACES
If the surface is dirty or burnt, correct it with sandpaper
(No.400) or on a lathe.
2. INSPECT COMMUTATOR CIRCLE RUNOUT
(a) Place the commutator on V–blocks.
(b) Using a dial gauge, measure the circle runout.
Maximum circle runout:
0.05 mm (0.0020 in.)
If the circle runout is greater than maximum, correct it on a
lathe.
ST–8
–STARTING SYSTEM STARTER
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