Disassembly Of Alternator; Removal Of Slip Ring - Piper Cherokee SIX 300 Service Manual

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Figure 10-24b. Removal of Slip Ring
Figure 10-24c. Removal of Rectifier
End Bearing
10-27g. DISASSEMBLY OF ALTERNATOR.
a. Remove the two Number 10-24 screws holding the brush holder assembly in the slip
ring end head. Remove the brush and holder assembly from the end head.
b. Remove the safety wire from the through bolts. Hold the pulley with a strap wrench
and remove the pulley nut. The pulley must be removed with a puller. Remove the fan.
woodruff key and spacer from the shaft.
c. Remove the four through bolts and tap the drive end head lightly to separate the
drive end head and rotor. as a unit. from the stator and slip ring end head.
d. Remove the nuts. lock washers, flat washers and insulators from the output and
auxiliary terminal studs. Note carefully the correct assembly of the insulator washers and
bushings. Using the special tools shown in Figure 10-24c, support the end head and press
out the three negative rectifiers. The end head can now be separated from the stator
assembly.
e. To remove the slip ring end bearing and grease seal, it will be necessary to have a
hook type or impact type bearing puller as shown in Figure 10-24b. Do not remove the
bearing unless replacement is necessary.
NOTE
The inner race of the slip ring end bearing is pressed onto the
rotor shaft. When bearing replacement is necessary, always
replace the complete bearing assembly, including the inner
race.
ELECTRICAL SYSTEM
Issued: 8,'17/72
PIPER CHEROKEE SIX SERVICE MANUAL
3B19