Field Coil; Testing Field Coils For Open; Testing Shunt Coil For Open; Assemble Starter - Pontiac Grand Prix Service Manual

6E-4 1969
PONTIAC SERVICE MANUAL
Fig. 6E-6 Testing Shunt Coil For Open
6E-5). Disconnect the shunt coils ground before check
is made. If lamp lights, the field coils are grounded
and defective coils must be repairedror replaced.
Fig. 6E-4 Testing Field Coils For Open
3. Using a 110-volt test lamp, place one lead on each
end of the field coils connected in series (Fig. 6E-4). If
end of shunt coils (Fig. 6E-6). Disconnect shunt coil
lamp does not light, the field coils are open and must
grounds before check is made. If lamp does not light,
be repaired or replaced.
the shunt coil is open and must be replaced.
2,
Using a 110-volt test lamp, place one lead on the
FIELD COIL
connector strap and the other on the field frame (Fig.
Field coils can be removed from the field frame easily
by use of a pole shoe screwdriver. A pole shoe spreader
should also be used since this prevents distortion of the
field frame. Careful installation of field coils is
necessary to prevent shorting or grounding of field
coils as the pole shoes are tightened into place.
Formed insulators are used to protect the field leads
from grounding to frame. These must be replaced on
assembly.
REPLACE BRUSHES
1. Remove brush holder pivot pin which positions one
insulated and one grounded brush.
2.
Remove brush spring.
3. Replace brushes as necessary.
ASSEMBLE STARTER
1. Assemble overrunning clutch to armature shaft as
follows:
a. Lubricate drive end of armature shaft with high
Fig. 6E-5 Testing Field Coils For Ground
melting point grease.