Cadillac 60 Series 1963 Shop Manual page 355

12-74
ELECTRICAL SYSTEM
8. Remove remaining nut securing motor to
housing and remove motor.
9. Disconnect double plug-in connector from
terminal block.
10. Disconnect wires from double connector
plastic case.
11. Remove screw securing terminal block to
housing and remove terminal block.
12. Disconnect torsion spring from exterior
arm plate, and remove spring and exterior arm.
13. Remove locking arm stop stud and washer
and two pintle retaining screws and washers lo-
cated under locking arm.
14. Lift magnet and pintle assembly out of
housing, being careful not to lose felt seal in
groove of housing.
15. Lift contact arm actuator off drive shaft.
16. Remove locking arm plate from pintle shaft
and remove wave washer.
17. Remove snap ring and fabric washer from
end of pintle shaft and remove contact arm from
shaft. Discard snap ring.
18. Remove pintle shaft from magnet assembly
and remove wave washer from shaft.
NOTE: Do not remove switch on the magnet
assembly, as it is not serviceable.
19. Remove three screws from serial number
plate and remove plate and bushing.
20. Remove snap ring, outer bearing race,
bearing and inner bearing race. Then remove
drive screw and nut from motor end of housing.
CAUTION: When handling drive screw as-
sembly, keep parts clean, as dirt particles can
become wedged between the small ball bearings
on end of shaft or in shaft nut, and cause drive
screw to stick.
21. Remove snap ring, spacer, wave washer,
and governor weight assembly from drive shaft
inside housing.
22. Remove two screws securing speedometer
adapter to housing and remove adapter.
23. Remove retaining ring securing nylon gear
in housing and remove nylon gear.
24. Remove two screws securing drive adapter
to housing and remove adapter if necessary.
NOTE: The governor assembly and power
unit housing are serviced as a single unit.
b. Assembly
1. Install drive adapter on bottom of power unit.
NOTE: The drive adapter and speedometer
adapter are interchangeable.
2. Lubricate nylon gear with cam and bearing
lubricant, and install gear in housing.
3. Secure gear in housing with retaining ring.
4. Install speedometer adapter and secure with
two screws.
5. Install governor weight assembly, wave
washer, and spacer on drive shaft, secure with
new snap ring.
6. Lubricate drive screw assembly sparingly
with cam and bearing lubricant and install through
motor end of housing,
7. Insert end of drive screw through boss in
housing and install inner bearing race, bearing,
outer bearing race, and new snap ring on end of
drive screw.
8. Insert bushing in opening in housing and
replace serial number plate, securing plate and
drive screw assembly with three screws.
9. Install small wave washer on pintle shaft
and insert pintle in magnet assembly, through side
opposite points.
10. Install contact arm on end of pintle shaft
with actuator pin facing away from magnet and
install fabric washer. Then secure with new snap
ring.
11. Install large wave washer on pintle shaft
and install locking arm on pintle.
12. Position drive nut in center of drive screw.
13. Attach actuator and clamp assembly on
contact arm and install complete assembly in
housing, positioning actuator over governor shaft,
and align bracket tangs on bottom of magnet as-
sembly with grooves in drive screw nut. Press
down on complete assembly until it seats itself
in housing.
14. Install two pintle screws and lock washers
securing magnet and pintle assembly in housing.
15. Install locking arm stop stud and lock
washer.
16. Install exterior arm on locking arm shaft
with throttle arm toward serial number plate.