Chevrolet 10 1971 Series Chassis Service Manual page 356

STEERING 9-16
LOCK PLATE
Fig. 29— Removing Lock Plate Assembly
plate and the instrument panel seal from the col­
umn jacket.
Assembly— Tilt Columns
When lubricating components during
NOTE:
the following installation sequence, use a gen­
eral purpose lithium soap grease.
1. Install the dash panel seal, mounting plate and the
instrument panel seal on the column.
2. Column Shift Models - Press a new shift lever
spring into the shift lever housing.
3. Slide the shift lever housing over the upper end of the
column.
4. Place the wave washer and lock plate in position.
Work the lock plate into the notches by tipping the
plate toward the housing (compressing the wave
washer) at the open side of the column.
the lock plate and upper end of the shift tube.
5. Carefully install the shift tube into the lower end of
the column (make sure the foam seal is at the lower
end of the shift tube). Align the keyway in the tube
with the key in the shift lever housing and complete
installation of the shift tube using Tool J-22549
(fig. 30). The shift lever housing key must bottom in
the shift tube slot to be fully installed. Remove
Tool J-22549 from the column. Lubricate and push
foam seal in flush with column housing.
Do Not hammer or force the tube
CAUTION:
when installing in the column.
6. Pull up on the shift lever housing (to compress the
wave washer) and install the thrust washer and re­
taining ring. Be sure the ring is seated in both
slots of the shift tube.
7. Lubricate the I.D. of the bearing housing support and
install the support, aligning the bolt holes in the
support with the bolt holes in the lock plate. Install
the four support screws and torque to 45 in. lbs.
8. Assemble the steering shaft as follows:
a. Lubricate and assemble the centering spheres
and preload spring.
b. Install the spheres into the upper (short) shaft
and rotate 90°.
c. Install the lower shaft 90° to the upper shaft and
over the centering spheres. Slowly straighten
the shafts while compressing the preload spring.
9. Install the shaft assembly into the housing from the
upper end.
10. Install the lower bearing and adapter, bearing re­
inforcement, wire clip, pot joint coupling and lower
shaft as
Installation".
11. Assemble the bearing housing as follows:
a. Press the new upper and lower bearing races
into the bearing housing.
b. Lubricate and install the bearings into the bear­
ing races.
c. Place the lock shoe springs in position in the
housing. Install each shoe in place and compress
Lubricate
the spring until a suitable size straight punch
can be used to hold the shoes in position (it may
be necessary to acquire assistance to install the
shoes). Once the shoes are in place, drive in the
shoe retaining pin.
d. Install the shoe release lever and drive in the
pivot pin.
e. Install the tilt release lever.
f. Lubricate the shoes and release lever.
12. Install the bearing housing assembly to the support.
Hold the tilt release lever in the "up" position until
the shoes have fully engaged the support.
and install the bearing housing pivot pins. Press
the pins in flush with the housing.
13. Place the housing in the full "up" position and then
install tilt spring and retainer (tapered end of spring
first). Push into the housing approximately 3/16"
and rotate counter clockwise 1/8 turn.
14. Lubricate and install the upper bearing upper race,
race seat and locknut. Tighten the locknut (using
Socket J-22599) until the torque required to rotate
steering shaft is 15 in. oz. (column must be in
straight-ahead position).
15. Remove the tilt release lever.
Fig. 30— Installing Shift Pin Tube
described u n d e r "Lower
10-30 CHEVROLET TRUCK SERVICE MANUAL
Bearing
Lubricate