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7-108
GROUP 7-AUTOMA TIC TRANSMISSION
end of the tube from the pressure re-
gulator. Be sure to remove the tube in
this manner. Failure to do so, could
kink or bend the tube causing exces..
sive transmission internal leakage.
13. Disconnect the vacuum hose
from the vacuum diaphragm and re-
move the vacuum diaphragm and con-
trol rod
.
14. Loosen the front servo attach-
ing
bolts.
15. Remove the three control valve
body attaching bolts and lower the
valve body while pulling it off the
front servo
tubes.
Be careful not to
damage the vahe body or the tubes.
16. Remove the rear servo attach-
ing
bolts
and remove the rear servo
and struts.
17. Remove the extension housing
attaching bolts and housing.
18. Remove the output shaft and
rear support
assembly.
19.
Remove the parking pawl pin
from the case with a magnet.
20. Working from inside of the
case, drive on the shoulder of the tog-
gle lever (Fig. 69) pin with a small
punch to move the retaining plug part
way out of the case
.
Remove the plug
with a pair of pliers.
21.
To remove the toggle lever pin,
slide the toggle lever toward the front
of the
case.
Cock the lever to one side
to apply pressure on the pin, then
move the toggle to the rear of the case
to move the pin outward. Repeat this
procedure until the pin can be re-
moved from the
case.
Lift the pawl
and toggle from the case as an assem-
bly.
22. Remove the pawl and toggle
lever as an
assembly.
23. Position the new parking pawl
and link assembly, then install the
toggle lever pin and the plug.
24.
Secure the pawl to the case
with the pawl pin.
25. Position a new gasket on the
front of the support and at the rear.
Hold them in place with transmission
fluid or vaseline.
26.
Make sure that the thrust wash-
er is in place, then position the sup-
port and output shaft in place making
sure that the pressure tubes are en-
tered in the case.
27. Secure the extension housing to
the case with the attaching bolts.
28. Install the rear servo and strut
as outlined under Rear Servo Remov-
al and Installation.
29. Install the main control valve
assembly as outlined under Oil Pan
II
REMOVAL AND INSTALLATION
TRANSMISSION AND
CONVERTER REPLACEMENT-
REMOVAL
I. Raise the vehicle and remove the
cover from the front of the converter
housing.
Drain the fluid from the
transmission.
2. Remove one of the converter
drain
plugs.
Then, rotate the converter
180 degrees and remove the other
plug.
Do not attempt to turn the con-
verter with a wrench on the converter
stud nuts.
3. When
the
fluid
has
stopped
draining from the transmission and
converter, remove the four flywheel-
to-converter
nuts.
Install the drain
plugs in the converter and torque to
specification.
Install
the
converter
housing front plate to hold th(' con-
verter in place when the transmission
is removed
.
4. Disconnect
the
starter
cables
from the starter and remove the start-
er.
5. Remove the
nuts that attach
each muffler inlet pipe to the exhaust
manifolds. Separate the pipes from
the manifolds and allow them to hang.
6. Disconnect the oil cooler lines
from the transmission
.
7. Disconnect
the
vacuum
hose
from the vacuum diaphragm unit.
8. Disconnect the speedometer
cable from the extension housing, and
remove the drive shaft.
9. Disconnect the manual and
downshift linkage from the transmis-
sion.
10. Disconnect the parking brake
cables from the equalizer bracket.
Remove the two rear support-to-
crossmember nuts.
Position a transmission jack under
the transmission and secure the
transmission to the jack with a safety
chain.
Raise the transmission just enough
to remove the weight from the cross-
member. Remove the two cross-
member-to-frame side support bolts
and nuts and remove the cross-
member.
Lower the transmission and re-
move the bolt that secures the trans-
JruSSlon fluid filler tube to the
cylinder head. Lift the filler tube
and the dip-stick from the trans-
mission case.
and Control Valve Body Removal and
Installation
.
30. Torque the front servo attach-
ing bolts to
specification.
31. Install the main pressure oil
tube and the small compensator pres-
sure tube to the control valve
body
and pressure regulator .
32. Adjust the front band.
33. Adjust the rear band.
34. Position the vacuum control
rod in the case. Install the vacuum
diaphragm unit. Connect the vacuum
hose.
35.
Install the fi Iter, transmissior.
pan and a new gasket.
36. Connect the speedometer cable
to the extension housing.
37. Raise
the
transmission
high
enough to position the engine rear
support on the crossmember. Secure
the support with the attaching bolt.
38. Lower the transmission and re-
move the
jack.
Install the two exten-
sion housing-to-engine rear support
attaching bolts.
39. Connect the parking brake
cables to the
equalizer.
40. Install the driveshaft, then
lower the vehicle.
41.
Fill the transmission to the cor-
rect level with the specified fluid.
Remove the six converter housing-
to-cylinder block attaching bolts.
Move the jack rearward until the
transmission clears the engine, then
tip it forward to provide clearance.
Lower the transmission and remove
it from under the vehicle.
INSTALLATION
I. If the converter has been re-
moved from the converter housing,
carefully position the converter in the
housing and install the housing lower
front cover to prevent the converter
from slipping out of the housing.
2. Rotate the converter until the
studs adjacent to the drain plugs are
in a vertical position. Rotate the fly-
wheel as required to align the drain
plug holes with the drain plugs in the
converter.
3. Roll the transmission into posi-
tion under the vehicle and raise it to
align with the engine. Remove the
housing lower front cover that was
previously installed. Move the trans-
mission forward until the converter
housing contacts the cylinder block.
Install and torque the converter
housing to cylinder block attaching
bolts.
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