Chevrolet 70 1969 Series, Shop Manual

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TRANSMISSIONS AN D CLUTCHES 7A-5
3. Loosen lock nut (13) and remove selector
lever (12).
4. Remove snap ring (9) and washer (8) from
selector arm and shaft assembly (15).
5. Remove retaining screw (22) and lock
washer (21) from control housing (7).
6. Rotate selector sleeve and ball assembly
(17) away from selector arm and shaft assembly
(15), then remove selector sleeve and ball assem ­
bly (17) from control housing (7).
7. Remove selector arm and shaft assembly
(15) and spacer (14) from control housing (7).
8. Remove attaching parts that retain shift
lever assembly (26) to shift lever mounting bracket
(29), then remove shift lever assembly.
9. Remove attaching parts which retain shift
lever mounting bracket (29) to control housing (7),
then remove shift lever mounting bracket.
Cleaning and Inspection
1. Clean all metal parts thoroughly in clean­
ing solvent. Wipe or blow parts dry.
2. Check all parts for wear, distortion,
cracks or other damage.
3. Replace all parts that would affect proper
selection of transmission gears.
4. In addition, inspect the breather assembly
(20, fig.'6) to see that it is open and not damaged.
Replace if necessary.
Oil Seal Replacement
1. Press or drive oil seal out of remote
control cover.
2. With a suitable sleeve, press or drive new
oil seal into bore of cover.
Figure 6 — Spicer Remote Control Assem bly
N O T E : Coat outer diameter of oil seal with
a light coat of sealing cement prior to installation.
Assembly
N O T E : Key numbers in text refer to figure 6.
1. Position selector sleeve and ball assembly
(17) in control housing (7), then install lockwasher
(21) and retaining screw (22). Tighten screw firmly.
2. Position selector arm and shaft assembly
(15) and bushing (14) in control housing (7), then
install washer (8) and snap ring (9).
3. Position selector finger (16) in control hous­
ing (7); then install shifter shaft in housing, align­
ing splines of shifter shaft with splines of selector
sleeve and ball assembly (17), and hole in shifter
shaft (5) with hole in selector finger (16).
4. Install selector finger lock screw (18).
Tighten screw to 25 foot-pounds torque.
5. Install new lock wire through lock screw
(18), to retain the position between selector finger
(16) and shifter shaft (5).
6. Install attaching parts that hold shifter
shaft collar (4) to shifter shaft (5).
7. Install attaching parts that hold shift lever
assembly (26) to shift lever mounting bracket (29).
Tighten nut (28) to 25-31 foot-pounds torque.
8. Install attaching parts that hold shift lever
mounting bracket (29) to control cover (7). Be sure
shift lever assembly (26) is properly seated in the
slot of shifter shaft collar (4).
9. Position selector lever (12) on selector arm
and shaft assembly (15), so that the selector lever
is perpendicular to the gasket side of the control
cover (7). Tighten retaining nut (13) firmly.
SPICER - R E M O T E C O N T R O L A S S E M B LY
Disassembly
N O T E : Key numbers in text refer to figure 6.
1. Loosen clamp bolt on shift lever (16), then
remove shift lever and thrust washer (14).
2. Remove selection lever (11) from selection
cam and stud assembly (6).
3. Through opening in bottom of control hous­
ing (3), remove lockwire and shift finger screw
(21) from shift finger (4).
4. Remove attaching parts that hold end cover
(19) to control housing (3).
5. Remove shift finger shaft (15) and end
cover (19) from control housing (3). Remove shift
finger (4) from control housing.
6. Rotate selection lever shaft (20) 180 de­
grees, then remove selection lever shaft from
shift finger shaft (15).
7. Remove shift finger shaft (15) and selection
cam and stud assembly (6) from end cover (19).
8. Remove attaching parts holding reverse
shift finger (23) to control housing (3), then remove
reverse shift finger.
* *—
1
S ' 2 3 2 2
Nut 13 Bolt
2 Lock W asher 14 Thrust W asher
3 Control Housing
15 Shift Finger Shaft
4 Shift Finger 16 Shift Lever
5 Shift Finger Key
17 Bolt
6 Selection C a m and 18 W asher
Stud Assem bly 19 End Cover
7 Snap Ring 20 Selection Lever Shaft
8 Thrust W asher 21 Shift Finger Screw
9 Gasket 22 Reverse Shift Finger
10 Nut
Stud
11 Selection Lever
23 Reverse Shift Finger
12 W asher
T-2985
CHEVROLET SERIES 70 -80 H EAVY DUTY TRUCK SH O P M A N U A L