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ELECTRICAL
CHARGING SYSTEM - DELCO
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Tighten the remaining two brush holder screws
securely.
Position the bridge rectifier on the rear housing
with the insulator inserted between the insulated
heat sink and the rear housing.
Install the bridge rectifier attaching screw and
battery wire (output) terminal stud.
Connect the capacitor wire terminal to the bridge
rectifier and tighten the screw securely.
Install the capacitor holddown screw.
Position the diode trio strap terminals on the
bridge rectifier terminal studs.
Install the stator in the rear housing.
Attach the stator winding terminal to the bridge
rectifier terminal studs. Secure with washers
and nuts.
Before joining the rotor and the front housing
assembly with the stator and rear housing
assembly, remove the protective tape and
ensure that the bearing surface of the shaft is
clean.
Join the front housing and rear housing together
with the scribe mark aligned.
Install the four through-bolts and tighten
securely.
Remove the toothpick from the brush holder
assembly. Rotate the rotor.
ALTERNATOR INSTALLATION
Attach the alternator to the mounting bracket
with washers and bolts. Tighten bolts finger-tight
ONLY.
Install the alternator drive belt.
Tighten the belt to the specified tension. Refer to
Drive Belt Adjustment for correct belt tightening
procedure.
Tighten the bolt at the bracket sliding adjustment
slot with 27 N-m (2 ft-lbs) torque. Tighten the
remaining bolts with 38 N-m (28 ft-lbs) torque.
Connect the two-terminal plug connector and
output wire connector (red) to the alternator.
Connect the battery negative cable.
DRIVE BELT ADJUSTMENT
If the belt has been in service for some time,
inspect the general condition of the belt before
attempting an adjustment. Replace the belt if it is
severely cracked or oil-soaked.
Install the belt tension gauge on the longest
accessible span of belt, midway between
pulleys. Refer to the Belt Tension Specifications
Section.
C-28
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Troubleshooting
