7A1-38 AUTOMATIC TRANSMISSION (200)
NOTICE:
If turbine shaft cannot be rotated as pump
is being pulled into place, the forward or direct clutch
housings have not been installed properly to index with
all the clutch plates. This condition must be corrected
before pump is pulled fully into place.
24. R eplace 2 alignment pins with 2 bolts and new
washers.
25. Torque pump to case bolts to 24 N *m (18 lb. ft.).
NOTICE:
Make sure turbine shaft rotates freely.
Check Front Unit End Play (Figure 7A1-
153)
1. Install 278m m (11") bolt and locking nut as shown
in Figure 7A 1-153.
2. Push turbine shaft downward.
3. Install J-25022 on J-24773 tool and locate on end o f
turbine shaft. (Figure 7A 1-153).
4. M ount dial indicator on bolt and position indicator
point against cap nut o f J-24773.
5. M ove output shaft forward by turning the adjusting
screw on J -2 5 0 13-5 until the w hite or scribed line on sleeve
J -2 5 0 13-1 begins to disappear, then set dial indicator to zero.
6. Pull turbine shaft upward, and read end play. Front
unit end play should be 0.56m m -1.30m m (,022"-.051").
NOTICE:
Selective washer controlling this end play is
located between the output shaft and turbine shaft. If
m ore or less washer thickness is required to bring end
play within specifications, select proper washer from
F R O N T E N D W A S H E R T H IC K N E S S C H A R T .
7. R em ove front unit end play checking tools.
8. Install rem aining pump to case bolt and new washer,
torquing bolt to 24 N -m (18 lb. ft.).
9. R em ove J -2 5 0 13-5 and J-25013-1 from rear end o f
transmission.
10. Turn transm ission to horizontal position, oil pan
side up.
EXTERNAL PARTS
Governor Assembly
Inspection
1. Inspect governor cover for damage, scored or worn
bore or plugged oil passage.
2. W ash in cleaning solvent and blow out oil passage.
3. Inspect governor driven gear for nicks or damage.
4. Inspect governor shaft seal ring for cuts, dam age and
free fit in groove.
5. Inspect for free operation o f governor weights.
6. Inspect for damaged, m ispositioned, or tilted springs.
(A ll governors use two springs).
7. Inspect for presence o f 2 check balls.
8. Inspect shaft for damage.
9. Inspect governor washer for damage.
10. If damaged, cut seal ring off governor shaft.
Figure 7A 1-153 Checking Front Unit End Play
FRONT U N IT END PLAY
WASHER THICKNESS CHART
THICKNESS
IDENTIFICATION
Number and/or Color
1.66-1.77 mm
(0.065' -0.070")
1 -
_
1.79-1.90 mm
(0.070' -0.075")
2 -
—
1.92-2.03 mm
(0.076' -0.080")
3 - Black
2.05-2.16 mm
(0.081' -0.085")
4 - Light Green
2.18-2.29 mm
(0.086" 0.090")
5 - Scarlet
2.31-2.42 mm
(0.091' -0.095")
6 - Purple
2.44-2.55 mm
(0.096' -0.100")
7 - Cocoa Brown
2.57-2.68 mm
(0.101' -0.106")
8 - Orange
2.70-2.81 mm
(0.106' -0.111")
9 - Yellow
2.83-2.94 mm
(0.111' -0.116")
10 - Light Blue
2.96-3.07 mm
(0.117' -0.121")
11 -
—
3.09-3.20 mm
(0.122' '-0.126")
12
—
3.22-3.33 mm
(0.127' -0.131")
13 - Pink
3.35-3.46 mm
(0.132' -0.136")
14 - Green
3.48-3.59 mm
(0.137' -0.141")
15 - Gray
907A4
Figure 7A 1-154 Front Unit End Play W asher Thickness Chart
CAUTION: Do not damage seal ring groove
when removing seal.
In s ta lla tio n
1. I f rem oved, install new seal ring on shaft and place
seal ring end into governor cover to size seal; lubricate with
petrolatum.
2. Lubricate with petrolatum and install (2) tw o new
seal rings on governor cover.
NOTICE:
T he governor cover seal rings m ust be well
lubricated with petrolatum to prevent dam age or
cutting o f the rings. A lso, m ake sure (2) tw o check balls
are in the governor before installation.
3. Install governor assem bly, seal ring end first, into
cover.
NOTICE:
D o not use any type o f hamm er to install
governor assembly and cover into case. Dam age to case,
governor or cover could result.
Содержание 1977 Monte Carlo
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