Cutlass Supreme RWD V8-307 5.0L (1988)
Blower Motor: Service and Repair
Blower Motor Fan
REMOVE OR DISCONNECT
1. Blower motor and fan assembly, refer to Blower Motor.
2. Using hot knife, cut slot in cage motor shaft sleeve in three places. Starting 12.7 mm (1/2 in.) from base of shaft, start cut from fan dome and
continue to cut through the plastic material to the end of the shaft so that the fan splits from the shaft.
3. Fan cage from blower motor shaft by pulling straight out.
Alternate Removal Methods
NOTE Using small wheel puller.
a. Remove tip of fan at end of motor shaft using soldering iron or cutting pliers.
b. Draw fan from motor shaft using a small puller. Hook legs of puller between fan lower rib and motor mounting plate. Thread center post of
puller against the end of the motor shaft exposed in the above step.
NOTE Using drill press or arbor press.
a. Remove tip of fan at end of motor shaft using soldering iron or cutting pliers.
b. Support fan with blocks, angle iron, etc. while allowing the motor to be suspended.
c. Place steady pressure on tip of motor shaft, with a drill press or small arbor press and pin arrangement. Motor should fall freely from the fan
after moving motor shaft about 12.7 mm (1/2 in.).
CAUTION Do not hammer on motor to remove or install fan. Do not apply force to motor housing to seat fan on motor, or motor/shaft bearing
damage could result. Do not apply pressure to fan rim. Be sure correct replacement part is used.
INSTALL OR CONNECT
1. Press fan cage onto shaft:
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Grasp fan by dome and, applying hand pressure to fan dome, insert fan on motor shaft until lightly seated on shaft.
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While steadying the fan and motor, apply steady force to rear of motor shaft using a drill press or small arbor press and pin.
Adjust
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Fan cage, using spacers, to a clearance of 7.5 mm (0.30 in.) to motor mount plate.
2. Blower motor.