Chevrolet 70 1969 Series, Руководство по ремонту

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STEERING SYSTEM 9A-13
5. Remove steering column retainer and seal
from cab floor.
6. Remove all bolts attaching steering column
to supports and braces. Remove steering column
and shaft assembly.
S T E E R IN G C O L U M N A N D UPPER
S H A F T D ISASSEM BLY
1. Remove directional signal control lever;
then remove screws which attach directional signal
control assembly to mast jacket (fig. 16).
2. Remove mast jacket from steering upper
shaft assembly. Pry lower bearing assembly from
mast jacket if worn or damaged.
3. Remove washer, spring, spring seat, and
seal from lower end of upper shaft.
4. Remove "Stop” clamp from lower end of
upper shaft.
5. Remove two snap rings, two tube yoke bush­
ings and two cork washers which attach steering
column upper shaft yoke to intermediate shaft tube
yoke. Discard cork washers.
IN T E R M E D IA T E S H A F T A S S E M B L Y
N O T E : Key numbers in text refer to figure 19.
1. Straighten tangs on yoke dust cap (8); then
slide clamp yoke (15) and yoke shaft (9) out of
yoke tube and sleeve assembly (6).
2. Remove felt washer (7), dust cap (8), and
metal washer. Discard felt washer.
3. Remove two clamp yoke to yoke shaft snap
rings (12); then tap yoke shaft (9) with aplastic
hammer until two bushings (11) and two cork
washers (10) fall off the center cross (14). Discard
cork washers.
4. Remove two more clamp yoke to yoke shaft
snap rings (12); then using a plastic hammer, tap
yoke shaft until two bushings (11) and two cork
washers (10) fall off the center cross (14). Discard
cork washers.
5. Remove lubrication fitting (13) from center
cross (14).
6. Remove two tube yoke snap rings (2); then
tap yoke tube (6) with a plastic hammer until two
bushings (1) and two cork washers (3) fall off the
center cross (4).
N O T E : Two additional snap rings (2), bush­
ings (1), and cork washers (3) were removed from
center cross (4) when the intermediate shaft was
removed from the vehicle.
7. Remove center cross (4) from yoke tube
(6). Remove lubrication fitting (13) from center
cross (4).
INSPECTION
1. Inspect upper bearing for damage.
2. Inspect directional signal and horn wiring,
connections, and control assembly. Replace if
damaged.
3. Check operation of directional signal lever.
4. Clean all intermediate shaft parts thor­
oughly in cleaning solvent. Wipe or blow parts dry.
5. Check splines of yoke shaft and tube for
nicks, scores, cracks, or other damage. Inspect
tube and shaft for distortion.
6. Inspect tube yoke center cross and clamp
yoke to yoke shaft center cross for nicks, scores,
burrs, or other damage. Check for crossed or
stripped threads.
7. Examine tube yoke bushings and clamp
yoke to yoke shaft bushings for nicks, scores,
wear or any other damage.
Tube Yoke Bushings
Snap Rings
Cork Washers
Tube Yoke Center Cross
Washer
Yoke, Tube, & Sleeve Assy
Felt Washer
Dust Cap
Yoke Shaft
10 Cork Washers
11 Yoke Shaft Bushings
12 Snap Rings
13 Lube Fitting
14 Yoke Shaft Center Cross
15 Clamp Yoke
Figure 19 — Intermediate Shaft Components (Typical)
CHEVROLET SERIES 70 -80 H EAVY DUTY TRUCK SH O P M A N U A L