1969 FORD MUSTANG check oil

07-03-21

FMX Transmission

07-03-21

Tool—1175-AB

Tool— T50T-100-A

D1962-A

FIG. 41—Removing Front Pump

Seal

8. Install
the oil
seal remover

shown
in Fig. 41.
Then pull
the
front

seal from
the
pump body.

9. Clean
the
pump body counter-

bore.
Then inspect
the
bore
for
rough

spots.
Smooth
up the
counterbore

with crocus cloth.

10.
Remove
the
pump body from

the transmission case.

11.
Coat
the
outer diameter
of a

new seal with FoMoCo Sealing
Com-

pound,
or its
equivalent. Then position

the seal
in the
pump body. Drive
the

seal into
the
pump body with
the
tool

shown
in Fig. 42
until
the
seal
is
firm-

ly seated
in the
body. Tool 77837
may

be reworked
(Fig. 43) to
install
the

latest type seal.

FRONT PUMP

BODY

D1963-A

FIG. 42—Installing Front Pump

Seal

CHAMFER
TO
REMOVE BURRS

FRONT PUMP
OIL
SEAL

INSTALLATION

MACHINE
OFF

D1964-A

FIG.
43—
Front Pump Seal

Installing Tool Modification
12.
Place
the
pump driven gear
in

the pump body with
the
mark
on the

gear facing down. Install
the
drive

gear
in the
pump body with
the
cham-

fered side
of the
flats facing down.

13.
Install
the
stator support
and

attaching screws. Check
the
pump

gears
for
free rotation.

REAR SUPPORT BUSHING

REPLACEMENT

1.
Remove
the
three pressure tubes

from
the
support housing.

2.
Remove
the
rear support bushing

if
it is
worn
or
damaged.
Use a
cape

chisel
and cut
along
the
bushing seam

until
the
chisel breaks through
the

bushing wall.
Pry the
loose ends
of

the bushing
up
with
an awl and re-

move
the
bushing.

3.
Press
a new
bushing into
the

support housing with
the
tool shown

in
Fig. 44.

Too/
-
T64L-7003-A2
Handle

D 2050-A

FIG. 44—Installing Rear Support

Housing Bushing
4.
Install
the
pressure tubes.

PRESSURE REGULATOR

1.
Remove
the
valves from
the re-

gulator body.

2.
Remove
the
regulator body cover

attaching screws,
and
remove
the

cover
(Fig. 45).

3.
Remove
the
separator plate.

4.
Wash
all
parts thoroughly
in

clean solvent
and
blow
dry
with

moisture-free compressed
air.

5.
Inspect
the
regulator body
and

cover mating surfaces
for
burrs.

6. Check
all
fluid passages
for ob-

structions.

7.
Inspect
the
control pressure
and

converter pressure valves
and
bores
for

burrs
and
scores. Remove
all
burrs

carefully with crocus cloth.

8. Check
the
free movement
of the

valve
in
their bores. Each valve should

fall freely into
its
bore when both
the

valve
and
bore
are dry.

9. Inspect
the
valve springs
for dis-

tortion.

10.
Position
the
separator plate
on

the regulator cover.

11.
Position
the
regulator cover
and

separator plate
on the
regulator body,

and install
the
attaching screws.
Tor-

que
the
screws
to
specification.

12.
Insert
the
valves
in the
pressure

regulator body
(Fig. 45).

CONTROL VALVE BODY

During
the
disassembly
of the con-

trol valve assembly, avoid damage
to

valve parts
and
keep
the
valve parts

clean. Place
the
valve assembly
on a

clean shop towel while performing
the

disassembly operation.
Do not
sepa-

REGULATOR

BODY
CONTROL PRESSURE

VALVE

SEPARATOR
CONVERTER RETAINER

PRESSURE CONVERTER PRESSURE

VALVE SPRINGS

COVER
RETAINER

1111

1111

D1965-A

FIG. 45— Pressure Regulator Disassembledprocarmanuals.com

07-03-28
FMX Transmission

07-03-28

CENTER

SUPPORT
ROTATE

CARRIER

COUNTER

CLOCKWISE

SAWTEETH IN

CLOCKWISE

DIRECTION

MOVE ROLLER

TOWARD CENTER

D 1291-D

FIG. 56—Planetary Clutch Installation in Carrier—Center Support

Not Chamfered
er between the large internal gear and

the transmission case. Note the indi-

cator reading. End play should be

0.010-0.029 inch (minimum end play

is preferred).

4.
Remove the indicator and the

tool from the extension housing.

5.
Install the one remaining front

pump attaching bolt and torque it to

specification.

FRONT SERVO

1.
Position the front band forward

in the case with the band ends up.

2.
Position the servo strut with the

slotted end aligned with the servo act-

uating lever, and with the small end

aligned with the band end. Rotate the

band, strut, and servo into position

engaging the anchor end of the band

with the anchor pin in the case.

3.
Locate the servo on the case, and

install the attaching bolts. Tighten the

attaching bolts only two or three

threads.

4.
Install the servo release tube.

REAR SERVO

12.
Install the output shaft, careful-

ly meshing the internal gear with the

pinions.

REAR SUPPORT

1.
Position the needle bearing and

retainer on the rear support (Fig. 24).

2.
Position a new rear support to

case gasket on the rear support. Re-

tain the gasket with transmission

fluid.

3.
Install the rear support. As the

support is installed, insert the tubes

into the case.

GOVERNOR

1.
Position the governor drive ball

in the pocket in the output shaft. Re-

tain the ball with transmission fluid.

2.
Install the governor assembly, al-

igning the groove with the ball in the

output shaft.

3.
Install the governor with the gov-

ernor body plate toward the front of

the vehicle (Fig. 23). Install the gover-

nor snap ring

EXTENSION HOUSING

1.
Insert the extension housing oil

seal re placer and pilot in the housing.

Position a new gasket to the extension

housing and install the extension

housing on the transmission case.

Coat the bolt threads with B5A-
19554-A sealer and install the exten-

sion housing attaching bolts, breather

tube clip, vacuum tube clip, and exter-

nal tooth lock washer. The lock wash-

ers must be installed with the rolled

edge toward the transmission case to

insure a tight seal.

2.
Torque the extension housing at-

taching bolts to specification.

3.
Install the lubrication tube.

FRONT PUMP

1.
Position a new front pump gask-

et in the counterbore of the transmis-

sion case.

2.
Install the front pump, aligning

the pump bolt holes with the holes in

the case. Install three of the front

pump attaching bolts and torque them

to specification.

TRANSMISSION END

PLAY CHECK

1.
Mount the dial indicator support

in a front pump bolt hole. Mount a

dial indicator on the support so that

the contact rests on the end of the tur-

bine shaft.

2.
Use a large screwdriver to pry

the front of the clutch drum toward

the rear of the transmission. Set the

dial indicator at zero.

3.
Remove the screwdriver and pry

the units toward the front of the

transmission by inserting a screwdriv-
1.
Position the servo anchor strut,

and rotate the rear band to engage the

strut.

2.
Position the servo actuating lever

strut with a finger, and then install the

servo and attaching bolts. Torque the

bolts to specification.

3.
Install the front servo apply

tube.

PRESSURE REGULATOR

BODY

1.
Install the pressure regulator

body and attaching bolts, and torque

the bolts to specifications.

2.
Install the control and converter

valve guides and springs. Install the

spring retainer.

CONTROL VALVE BODY

1.
Install the control valve assem-

bly, carefully aligning the servo tubes

with the control valve. Align the inner

downshift lever between the stop and

the downshift valve. Shift the manual

lever to the 1 position. Align the man-

ual valve with the actuating pin in the

manual detent lever. Do not tighten

the attaching bolts.

2.
Move the control valve body

toward the center of the case until the

clearance is less than 0.050 inch be-

tween the manual valve and the act-

uating pin on the manual detent lever.

3.
Torque the attaching bolts toprocarmanuals.com

07-03-29
FMX Transmission

07-03-29

specification. Be sure that the rear

fluid screen retaining clip is installed

under the valve body bolt as shown in

Fig. 17.

4.
Install the large control pressure

tube in the valve body and regulator.

5.
Install the small control pressure

compensator tube in the valve body

and regulator.

6. Turn the manual valve one full

turn in each manual lever detent posi-

tion. If the manual valve binds against

the actuating pin in any detent posi-

tion, loosen the valve body attaching

bolts and move the body away from

the center of the case. Move the body

only enough to relieve the binding.

Torque the attaching bolts and check

the manual valve for binding.

7.
Torque the front servo attaching

bolts to specification.
FRONT AND REAR

BAND ADJUSTMENTS

Adjust the front and rear bands as

detailed in Section 2.

VACUUM DIAPHRAGM UNIT

1.
Position the control rod in the

bore of the vacuum diaphragm unit

and install the diaphragm unit. Make

sure the control rod enters the throttle

valve as the vacuum unit is installed.

2.
Torque the diaphragm unit to

specification.

FLUID FILTER

AND OIL PAN

1.
Position the fluid filter on the
rear clip so that the tang enters the

hole in the filter flange. Then, rotate

the filter (clockwise) until the grom-

met is over the pump inlet port of the

valve body regulator and press the fil-

ter down firmly. Install the filter re-

taining clip.

2.
Place a new gasket on the trans-

mission case and install the pan. In-

stall the attaching bolts and lock

washers and torque the bolts to speci-

fication.

If the converter and converter hous-

ing were removed from the transmis-

sion, install these components. Posi-

tion the transmission assembly on the

transmission jack, and refer to Trans-

mission Installation Procedures for in-

stalling the transmission.procarmanuals.com

07-04-04

C-6 Automatic Transmission

07-04-04

.CONVERTER FORWARD CLUTCH
LOW AND
REVERSE CLUTCH.

INTERMEDIATE SERVO

PRIMARY

GOVERNOR
CHECK VALVE

(STATOR SUPPORT)

SECONDARY

GOVERNOR

REVERSE
AND
HIGH CLUTCH

INTERMEDIATE

INTERMEDIATE SERVO

SERVO CAPACITY

ACCUMULATOR MODULATOR
CHECK VALVE

(STATOR SUPPORT)

CONTROL

PRESSURE

COASTING

REGULATOR

THROTTLE

PRESSURE

MODULATOR
MAIN
OIL

PRESSURE

REGULATOR

X
3-2 SHIFT

TIMING

VALVE

MANUAL
LOW

2-1

SCHEDULING

3-2ORFICE

AND CHECK

VALVE

MAIN
OIL

PRESSURE

BOOSTER
THROTTLE

PRESSURE

BOOSTER
THROTTLE
DOWNSHIFT

THROTTLE

PRESSURE

RELIEF

MANUAL
VALVE

n

I
I
1!
I I

P
R N D 2 1
CONVERTER

PRESSURE

RELIEF

X
EXHAUST

D1816-A

FIG. 3—Hydraulic Control Systemprocarmanuals.com

07-04-09
C-6 Automatic Transmission
07-04-09

MUSTANG AND COUGAR

1.
With the manual lever properly

adjusted, loosen the two switch attach-

ing bolts (Fig. 13).

2.
With the transmission manual

lever in neutral, rotate the switch and

insert the gauge pin (No. 43 drill

shank end) into the gauge pin holes of

the switch. The gauge pin has to be

inserted to a full 31/64 inch into the

three holes of the switch (Fig. 13).

3.
Torque the two switch attaching

bolts to specification. Remove the

gauge pin from the switch.

4.
Check the operation of the

switch. The engine should start only

with the transmission selector lever in

Neutral and Park.

NEUTRAL START SWITCH

REPLACEMENT—CONSOLE

SHIFT

On vehicles equipped with a

column-mounted neutral start switch,

refer to Part 7-1, Section 2, for the

replacement procedures.

FORD, MERCURY

AND METEOR

1.
Remove the four screws and

plates securing the selector lever

handle to the lever. Remove the

handle and detent control.

2.
Remove the two screws from the

rear of the console top panel. Pull the

panel back to unhook it from the

front of the console and remove the

panel.

3.
Remove the two screws securing

the dial indicator assembly to the se-

lector lever housing and remove the

indicator assembly.

4.
Disconnect the neutral start

switch wires at the plug connector.

Remove the wires from under the re-

taining clip.

5.
Remove the two screws securing

the neutral start switch to the selector

lever housing and remove the switch

(Fig. 11).

6. Position the neutral start switch

to the selector lever housing and in-

stall the two attaching screws.

7.
Adjust the neutral start switch as

outlined under the Neutral Start

Switch Adjustment procedures in this

section.

8. Connect the neutral start switch

Wires to the plug connector. Position

the wires in the retaining clip and

close the clip.

9. Place the console top panel on

the console and install the retaining

screws.
NEUTRAL START

SWITCH

D1459-A

FIG. 73—Neutral Start Switch

Adjustment—Console Shift—

Mustang and Cougar

10.
Position the selector lever de-

tent control and handle on the selector

lever and secure with the four plates

and attaching screws.

FAIRLANE AND MONTEGO

1.
Remove the selector lever handle

from the lever.

2.
Remove the trim panel from the

top of the console.

3.
Remove the cover and dial indi-

cator as an assembly.

4.
Remove the four screws that se-

cure the selector lever retainer to the

selector lever housing. Lift the retainer

from the housing.

5.
Remove the two screws securing

the neutral start switch to the selector

lever housing. Disconnect the neutral

start switch wires at the plug connec-

tor and remove the switch.

6. Position the neutral start switch

to the selector lever housing and in-

stall the two attaching screws.

7.
With the selector lever in neu-

tral,
move the selector lever back and

forth until the gauge pin (No. 43 drill)

can be fully inserted into the gauge

pin holes (Fig. 12).

8. Place the transmission selector

lever firmly against the stop of the

neutral detent position.

9. Slide the combination starter

neutral and back-up light switch for-

ward or rearward as required, until

the switch actuating lever contacts the

selector lever.

10.
Tighten the switch attaching

screws and remove the gauge pin.

11.
Connect the neutral start switch

wires to the plug connector and check

for starting in the park position.
12.
Position the selector lever re-

tainer to the selector lever housing.

Install the attaching screws.

13.
Install the cover and dial indi-

cator.

14.
Install the trim panel on the top

of the console. Install the selector

lever handle.

MUSTANG AND COUGAR

1.
Remove the downshift linkage

rod from the transmission downshift

lever.

2.
Apply penetrating oil to the

downshift lever shaft and nut. Remove

the transmission downshift outer lever

retaining nut and lever (Fig. 13).

3.
Remove the two neutral start

switch attaching bolts.

4.
Disconnect the multiple wire

connector. Remove the neutral switch

from the transmission.

5.
Install the neutral start switch on

the transmission. Install the two at-

taching bolts.

6. With the transmission manual

lever in neutral, rotate the switch and

install gauge pin (No. 43 drill) into

the gauge pin hole (Fig. 13).

7.
Tighten the switch attaching

bolts to specification and remove the

gauge pin.

8. Install the outer downshift lever

and attaching nut, and torque the nut

to specification. Install the downshift

linkage rod to the downshift lever.

9. Install the switch wires. Connect

the wire multiple connector. Check

the operation of the switch in each de-

tent position. The engine should start

only with the transmission selector

lever in N (neutral) and P (park).

SELECTOR LEVER

REPLACEMENT-

CONSOLE SHIFT

FORD, MERCURY

AND METEOR

1.
Raise the vehicle and disconnect

the link assembly from the selector

lever arm (Fig. 8).

2.
Lower the vehicle. Remove the

four screws and plates securing the se-

lector lever handle to the lever. Re-

move the handle and detent control.

3.
Remove the two screws from the

rear of the console top panel. Pull the

panel back to unhook it from the

front of the console and remove the

panel.

4.
Disconnect the neutral start

switch wires at the plug connector.

Disconnect the bulb socket from the

quadrant.procarmanuals.com

07-04-14
C-6 Automatic Transmission
07-04-14

taching bolt to turn the converter to

gain access to the nuts.

5.
Remove the rear mount to

crossmember attaching bolt.

6. Remove the two crossmember-

to-frame attaching bolts.

7.
Remove the two engine rear

support-to-extension housing attaching

bolts.

8. Disconnect the downshift rod

from the transmission downshift lever.

9. Disconnect the manual linkage

rod from the lever at the transmission.

On a column shift, use tool T67P-

7341-A to remove the rod.

10.
Remove the two bolts securing

the bellcrank bracket to the converter

housing.

11.
Raise the transmission with a

transmission jack to provide clearance

to remove the crossmember.

12.
Remove the rear mount from

the crossmember and remove the

crossmember from the side supports.

13.
Lower the transmission to gain

access to the oil cooler lines.

14.
Disconnect each oil line from

the fittings on the transmission.

15.
Disconnect the vacuum line

from the diaphragm located at the

right rear of the transmission. Remove

the metal line from the retaining clip

on the transmission.

16.
Disconnect the speedometer

cable from the extension housing.

17.
Remove the bolt that secures

the transmission fluid filler tube to the

cylinder block. Lift the filler tube and

the dipstick from the transmission.

18.
Secure the transmission to the

jack with the chain.

19.
Remove the converter housing-

to-cylinder block attaching bolts.

20.
Carefully move the transmission

away from the engine and, at the

same time, lower it to clear the und-

erside of the vehicle.

21.
Remove the converter and

mount the transmission in a holding

fixture.

INSTALLATION—FORD

MERCURY AND METEOR

1.
Torque the two converter drain

plugs to specification.

2.
Install the converter on the sta-

tor support.

3.
Secure the transmission to the

jack with the chain.

4.
Rotate the flywheel to place two

converter mounting stud holes that are

adjacent to the drain plug holes in a

vertical position.

5.
Rotate the converter so that the

studs and drain plugs are in alignment

with those in the flywheel.
6. Move the transmission toward

the cylinder block until they are in

contact. Install and torque the attach-

ing bolts to specification making sure

that the vacuum tube retaining clips

are properly positioned.

7.
Remove the transmission jack

chain from around the transmission.

8. Install a new Oring on the lower

end of the transmission filler tube. In-

sert the tube in the transmission case

and secure the tube to the engine with

the attaching bolt.

9. Connect the speedometer cable

to the extension housing.

10.
Connect the oil cooler lines to

the right side of transmission case.

11.
Connect the vacuum line to the

vacuum diaphragm making sure that

the metal tube is secured in the retain-

ing clip.

12.
Position the cross member on

the side supports. Position the rear

mount on the crossmember and install

the attaching bolt and nut.

13.
Secure the engine rear support

to the extension housing and torque

the bolts to specification.

14.
Lower the transmission and re-

move the jack.

15.
Secure the crossmember to the

side supports with the attaching bolts

and torque them to specification.

16.
Position the bellcrank bracket

to the converter housing and install

the two attaching bolts.

17.
Connect the downshift rod to

the transmission downshift lever.

18.
Connect the selector rod to the

manual lever at the transmission. On

a column shift, use tool T67P-7341-A

and install a new grommet in the

manual lever. Then, secure the manual

selector rod to the lever.

19.
Secure the converter-to-flywheel

attaching nuts and torque them to

specification. Use a wrench on the

crankshaft pulley attaching nut to ro-

tate the flywheel. Do not use a wrench

on the converter attaching nuts to ro-

tate it.

20.
Install the converter housing

dust shield and secure it with the at-

taching bolts.

21.
Secure the starter motor in

place with the attaching bolts. Con-

nect the cable to the terminal on the

starter.

22.
Install the driveshaft.

23.
Adjust the shift linkage as de-

tailed in Section 2.

24.
Lower the vehicle.

25.
Fill the transmission to the cor-

rect level with the specified lubricant.

Start the engine and shift the trans-

mission to all ranges, then recheck the

fluid level.
REMOVAL—FAIRLANE,

MONTEGO, MUSTANG

AND COUGAR

1.
On Mustang and Cougar, dis-

connect the neutral switch wires from

the harness connector and the retain-

ing clip on the dash.

2.
Remove the bolt that secures the

filler tube to the rear of the right

cylinder head.

3.
Raise the vehicle on a hoist or

jack stands.

4.
Remove the converter drain plug

access cover from the lower end of the

converter housing.

5.
Place a drain pan under nhe con-

verter housing and remove the two

converter drain plugs. Install the plugs

after the fluid has drained.

6. Place the drain pan under the

transmission fluid pan. Starting at the

rear of the pan and working toward

the front, loosen the attaching bolts

and allow the fluid to drain. Finally

remove all of the pan attaching bolts

except two at the front, to allow the

fluid to further drain. After the fluid

has drained, install two bolts on the

rear side of the pan to temporarily

hold it in place.

7.
Disconnect the drive shaft from

the rear axle flange and remove it

from the transmission. Install tool

T61L-7657-A in the rear of the exten-

sion housing to prevent the fluid from

leaking.

8. Disconnect the downshift rod

from the transmission downshift lever.

9. Disconnect the shift rod from the

manual lever. On a column shift, use

tool T67P-7341-A to remove the rod.

10.
Disconnect the speedometer

cable from the extension housing.

11.
Disconnect the rubber hose

from the vacuum diaphragm at the

rear of the transmission. Remove the

vacuum tube from the retaining clip at

the transmission.

12.
Disconnect the starter cable

from the terminal on the starter. Re-

move the starter attaching bolts and

remove it from the housing.

13.
Lift the fluid filler tube from

the transmission case.

14.
Remove the four converter-

to-flywheel attaching nuts.

15.
On a Mustang or Cougar, dis-

connect the complete exhaust system

and allow it to hang on the rear axle.

16.
Remove the two nuts that at-

tach the engine rear support to the

crossmember.

17.
Raise the transmission with a

jack just enough to remove the weight

from the crossmember.

18.
Remove the cotter pins from

the crossmember-to-frame side sup-procarmanuals.com

07-04-22

C-6 Automatic Transmission
07-04-22

LOWER VALVE

BODY

7A101
UPPER VALVE

BODY

7A092

PLATE

7C056

PLATE

7D259

FIG. 36—Upper and Lower Valve Bodies Disassembled

Tool - T64P.7A128-A

ROLL PIN

D 1617-A

FIG. 37—Removing Manual Valve

from the end of the coil. Tap the tool

sharply with a hammer so that the

blade cuts into the insert. Exert down-

ward pressure on the tool and turn it

counterclockwise until the insert is re-

moved.

CONTROL VALVE BODY

Disassembly

1.
Remove the nine screws that at-

tach the screen to the lower valve

body and remove the screen and gas-

ket (Fig. 36).

2.
Remove the twelve screws and

the 2 plates that attach the two valve

bodies.

3.
Separate the bodies and remove

the separator plate and gasket. Be

careful not to lose the check valves

and springs.

4.
Depress the manual valve detent

spring with the tool shown in Fig. 37.
Remove the retaining pin from the

upper valve body. Remove the spring

and detent plunger.

5.
Slide the manual valve (Fig. 38)

out of the valve body.

6. Cover the downshift valve port

with a finger, then working from the

underside of the body remove the

downshift valve retainer. Remove the

spring and downshift valve.

7.
Apply pressure on the pressure

booster valve retaining plate and re-

move the two attaching screws. Slowly

release the pressure and remove the

plate, sleeve and the pressure booster

valve. Remove the two springs and the

main regulator valve from the same

bore.

8. Apply pressure on the throttle

booster valve retaining plate and re-

move the two attaching screws. Slowly

release the pressure and remove plate,

throttle booster valve and spring, and

the manual low 2-1 scheduling valve

and spring from the body.

9. Apply pressure on the remaining

valve retaining plate and remove the

eight attaching screws.

10.
Hold the valve body so that the

plate is facing upward. Slowly release

the pressure and remove the plate.

11.
When removing the various

valves from the control valve body,

keep all ports covered with your fin-

gers except the bore the valve is being

removed from. Remove the spring and

the intermediate servo modulator valve

(Fig. 38) from the valve body.

12.
Remove the intermediate servo

accumulator valve and springs.

13.
Remove the 2-3 back-out valve,

and spring.

14.
Remove the 2-3 shift valve,

spring and the throttle modulator

valve.
D1616-A

15.
Remove the 1-2 shift valve, D2

shift valve and the spring from the

valve body.

16.
Remove the coasting regulator

valve from the body.

17.
Remove the cutback control

valve.

18.
Remove the 3-2 shift timing

valve retainer and remove the plug.

Remove the 3-2 shift timing valve and

spring to complete the disassembly of

the control valve. Do not remove the

3-2 shift timing valve plug if it is

found to be peened, preventing the re-

moval of the plug and the 3-2 shift

timing valve. This condition will not

affect transmission operation and is

not cause for replacement of the main

control. The 3-2 shift timing valve is

non-functional and removal of the

plug, 3-2 shift timing valve and spring

is not required.

Assembly

1.
Place the spring 3-2 shift timing

valve and plug in the valve body if

they were previously removed. Install

the plug retainer.

2.
Place the downshift valve and

spring in the valve body. Compress

the spring and install the retainer

from the underside of the body.

3.
Place the valve body on a clean

surface and the passage side facing up.

Place the converter relief valve spring

in its bore (Fig. 39). Coat the convert-

er relief valve check valve with vase-

line and place it on top of the spring.

Place the 2-3 shift check valve ball in

its cavity. Place the throttle pressure

relief valve spring in its bore (Fig. 39).

Coat the throttle pressure relief valve

check ball with vaseline and place it

on top of the spring.procarmanuals.com

07-04-30
C-6 Automatic Transmission
07-04-30

6. Install the compressing tool

shown in Fig. 29 and compress the

springs just enough to install the low-

reverse clutch piston retainer snap

ring.

7.
Install the snap ring, then re-

move the compressing tool.

8. Place the transmission case on

the bench with the front end facing

downward.

9. Position the parking gear thrust

washer and the gear on the case (Fig.

33).
Do not restake the thrust washer.

10.
Position the oil distributor and

tubes in place on the rear of the case.

Install and torque the attaching bolts

to specification.

11.
Install the output shaft, and

governor as an assembly.

12.
Place a new gasket on the rear

of the transmission case. Position the

extension housing on the case and in-

stall the attaching bolts. Torque the

attaching bolts to specification.

13.
Place the case in the holding

fixture.

14.
Align the low-reverse clutch hub

and one-way clutch with the inner

race at the rear of the case. Rotate

the low-reverse clutch hub clockwise

while applying pressure to seat it on

the inner race.

15.
Install the low-reverse clutch

plates,
starting with a steel plate and

following with friction and steel plates

alternately. Retain them with vaseline.

Refer to the Specifications Section for

the number of plates required. If new

composition plates are being used,

soak them in clean transmission fluid

for fifteen minutes before installation.

Install the pressure plate and the snap

ring. Test the operation of the low-

reverse clutch by applying air pressure

at the clutch pressure apply hole in

the case.

16.
Install the reverse planet ring

gear thrust washer and the ring gear

and hub assembly. Insert the snap

ring in the groove in the output shaft.

17.
Assemble the front and rear

thrust washers onto the reverse planet

assembly; retain with vasoline. Insert

the assembly into the ring gear and

install the snap ring.

18.
Set the reverse-high clutch on

the bench, with the front end facing

down. Install the thrust washer on the

rear end of the reverse-high clutch as-

sembly. Retain the thrust washer with

vaseline and insert the splined end of

forward clutch into the open end of

the reverse-high clutch so that the

splines engage the direct clutch fric-

tion plates (Fig. 43).

19.
Install the thrust washer and re-

tain it with vaseline, on the front end
FORWARD

SNAP

RING

377300-S
SUN
GEAR

7A348

•
INPUT

SHELL

7D064

\
THRUST

WASHER

7D066

-IT

REAR

SNAP

RING

377300-S

I)
1634-A

57—Input Shell and Sun Gear Disassembled

of the forward planet ring gear and

hub.
Insert the ring gear into the for-

ward clutch.

20.
Install the thrust washer on the

front end of the forward planet assem-

bly. Retain the washer with vaseline

and insert the assembly into the ring

gear. Install the input shell and sun

gear assembly.

21.
Install the reverse-high clutch,

forward clutch, forward planet assem-

bly and drive input shell and sun gear

as an assembly into the transmission

case.

22.
Insert the intermediate band

into the case around the direct clutch
GEAR

SNAP RING

HUB AND FLANGE
D1906-A

FIG. 58—Output Shaft Hub and

Ring Gear

LOW-REVERSE

CLUTCH
DRUM-

7D390

SPRING

RETAINER-

7D191

BUSHING
-

7E194

SPRING
-
7D170

ROLLER-7190

D 1928-A

FIG. 59—One-Way Clutch Disassembled

cylinder.Install the struts and then

tighten the band adjusting screw suffi-

ciently to retain the band.

23.
Place a selective thickness bronze

thrust washer on the rear shoulder of

the stator support and retain it with

vaseline. If the end play was not

within specification when checked prior
to disassembly, replace the washer with

one of proper thickness. Refer to

Specifications Section for selective

thrust washer thicknesses. Lay a new

gasket on the rear mounting face of

the pump and position on the case

being careful not to damage the large

seal on the O.D. of the pump hous-procarmanuals.com