Chevrolet 1980 Light Duty Truck Service Manual page 247

Fig. 3B4-54~Removing Sector Drive Shaft
and bearing housing.
e. Remove the lock shoe retaining pin with a punch and
hammer. Remove the lock shoes and lock shoe springs.
With the tilt lever opening on the left side and shoes facing
up, the four slot shoe is on the left.
f. Remove the bearings from the bearing housing only
if they are to be replaced. Remove the separator and balls
from the bearings. Place the housing on work bench and
with a pointed punch against the back surface of the race,
carefully hammer the race out of the housing until a bearing
puller can be used. Repeat for the other race.
Assembly-Tilt Columns
Apply a thin coat of lithium grease to all friction
surfaces.
1. If the bearing housing was disassembled, repeat the
following steps:
a. Press the bearings into the housing, if removed,
using a suitable size socket. Be careful not to damage the
housing or bearing during installation.
b. Install the lock shoe springs, lock shoes and shoe pin
in the housing. Use an approximate .180" rod to line up the
RACK
Fig. 3 B 4 -5 5 --ln s ta llin g Lock B olt and Rack A ssem blies
shoes for pin installation.
relieve the load on the release lever, hold the shoes inward
and wedge a block between the top of the shoes (over slots)
and bearing housing.
Lightly tap the sector onto the shaft far enough to install
the snap ring. Install the snap ring.
surface. Then install the rack and spring. The block tooth
on the rack should engage the block tooth on the sector (Fig.
3B4-55). Install the external tilt release lever.
3B4-50). Tighten the screw to 35 in. lbs.
windng it up with pliers and pushing it into the housing.
On floor shift models, install the plunger, slide the gearshift
lever housing onto the mast jacket.
SECTOR
LOCK BOLT
STEERING CO LUM NS
Fig. 3B4-56~lnstalling Bearing Housing
c. Install the shoe release lever, spring and pin. To
d. Install the sector drive shaft into the housing.
e. Install the lock bolt and engage it with the sector cam
f. Install the lock bolt spring and retaining screw (Fig.
2. Install the shift lever spring into the housing by
SHIFT BO W L
J 2 3 0 7 3 -4
W A V E ^
W A S H E R
J 2 3 0 7 3 2
UPPER SHIFT TUBE
Fig. 3 B 4 -5 7 --ln s ta llin g Shift Tube
3B 4-33
J 2 3 0 7 3 -3
LO C K
PLATE
J 23073-1
FLAT
W ASH ER
LIG H T T R U C K SER V IC E M AN UAL