Chevrolet 1980 Light Duty Truck Service Manual page 246

3B 4-32 STEERING CO LU M NS
Fig. 3B4-50-Removing Tilt Lever Spring Retainer
11. Disassemble the steering shaft by removing the
centering spheres and the anti-lash spring.
12. Remove the transmission indicator wire, if so
equipped.
13. Remove the four steering shaft bearing housing
support to gearshift housing screws and remove the bearing
housing support. Remove the ignition switch actuator rod.
14. Remove the shift tube retaining ring with a
screwdriver and then remove the thrust washer.
15. Install Tool J-23072 into the lock plate, making sure
that the tool screws have good thread engagement in the
lock plate. Then, turning the center screw clockwise, force
the shift tube from the housing (Fig. 3B4-52). Remove the
shift tube (transmission control lock tube on floor shift
models) from the lower end of the mast jacket. Remove Tool
J-23072.
When removing the shift tube, be sure to
NOTICE:
guide the lower end through the slotted opening in the
mast jacket. If the tube is allowed to interfere with the
jacket in any way, damage to the tube and jacket could
result.
Fig. 3 B 4 -5 1-R em oving Bearing Housing Pivot Pins
J-23072
Fig. 3B4-52-Removing Shift Tube
16. Remove the bearing housing support lock plate by
sliding it out of the jacket notches, tipping it down toward
the housing hub at the 12 o'clock position and sliding it
under the jacket opening. Remove the wave washer.
17. All Columns - Remove the shift lever housing
from the mast jacket (transmission control lock tube
housing on floor shift models). Remove the shift lever spring
by winding the spring up with pliers and pulling it out. On
floor shift models, remove the spring plunger.
18. Disassemble the bearing housing as follows:
a. Remove the tilt lever opening shield.
b. Remove the lock bolt spring by removing the
retaining screw and moving the spring clockwise to remove
it from the bolt (Fig. 3B4-53).
c. Remove the snap ring from the sector drive shaft.
With a small punch, lightly tap the drive shaft from the
sector (Fig. 3B4-54). Remove the drive shaft, sector and
lock bolt. Remove the rack and rack spring.
d. Remove the tilt release lever pin with a punch and
hammer. Remove the lever and release lever spring. To
relieve the load on the release lever, hold the shoes inward
and wedge a block between the top of the shoes (over slots)
LOCK
BOLT
Fig. 3 B 4 -5 3 --R ep la c in g Lock Bolt Spring
SPRING
LIG H T T R U C K S E R V IC E M ANUAL