Chevrolet Chevelle 1977 Repair Manual page 448

7B-68
Fig. 7 B -1 9 S — In s ta llin g Rear O u tp u t S h a ft Seal
2. To remove roller bearings from housing, insert a long
drift through rear opening and drive bearing from housing
(Fig. 7B-18S). Remove and discard rubber seal.
Assembly
1. Position rubber seal in bearing bore. Use grease to
hold in place. Position roller bearing in bore and press into
place until bearing bottoms out in housing.
2. Position new "O" ring on housing.
Front Output Shaft Bearing Retainer Seal
Replacement (Fig. 7B-20S)
1. Pry or drive out existing seal from retainer bore.
2. Clean and inspect retainer.
3. Apply sealer to outer diameter of new seal.
4. Position seal to retainer bore and using Tool J-22836
or equivalent, install seal in retainer.
Front Output Shaft Rear Bearing Replacement
1. Remove rear cover from transfer case. Remove gasket
and discard.
2. Support rear cover and press bearing from cover.
3. Position new bearing to outside face of cover and using
a piece of wood to cover bearing, press bearing into cover
until flush with opening.
4. Position gasket and cover to transfer case and tap into
place.
5. Install cover retaining
specifications.
ASSEMBLY OF TRANSFER CASE (FIGS. 7B-1S
and 7B-11S)
1. Place range box on blocks, with input gear side toward
bench (Fig. 7B-21S).
OVERHAUL MANUAL
J—2 2 3 8 8
bolts and torque to
J—2 2 8 3 6
SEAL
Fig. 7 B -2 0 S ~ ln s ta llin g F ro n t O u tp u t B e a rin g R etainer Seal
2. Position range box-to-transfer case housing gasket on
input housing.
3. Install lockout clutch and drive sprocket assembly on
the input shaft assembly.
NOTE:
A 2" band clamp may be installed on end of
shaft to prevent loosing bearings from clutch assembly.
4. Install input shaft, lockout clutch and drive sprocket
assembly in the range box, aligning tab on bearing retainer
with notch in gasket.
5. Connect lockout clutch shift rail to the connector link
and position rail in housing bore (Fig. 7B-22S). R otate shifter
shaft while lowering shift rail into the housing, to prevent the
link and rail from being disconnected.
Fig. 7 B -2 1 S--Positioning Range Box fo r Assembly