automatic transmission FORD MUSTANG 1969 Volume One Chassis

Page 373 of 413


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

Page 374 of 413


07-04-05
C-6 Automatic Transmission

07-04-05

IN-VEHICLE ADJUSTMENTS AND REPAIRS

CONTROL LINKAGE

ADJUSTMENTS

The transmission control linkage

adjustments should be performed in

the order in which they appear in this

section of the manual.

THROTTLE AND

DOWNSHIFT LINKAGE

ADJUSTMENTS

Adjusting the throttle linkage is im-

portant to be certain the throttle and

kickdown systems are properly adjust-

ed. The kickdown system should come

in when the accelerator is pressed

through detent, and not before detent.

Refer to Group 10 for detailed

throttle and downshift linkage adjust-

ment procedures.

MANUAL LINKAGE

ADJUSTMENT

Column Shift

1.
Place the selector lever in the D

position tight against the stop.

2.
Loosen the shift rod adjusting

nut at point A (Fig. 4, 5, 6 or 7).

3.
Shift the manual lever at the

transmission into the D detent posi-

tion, third from the rear.

4.
Make sure that the selector lever

has not moved from the D stop; then,

tighten the nut at point A to 10-20 ft-

lbs.

5.
Check the transmission operation

for all selector lever detent positions.

Console Shift

1.
Position the transmission selec-

tor lever in the D position.

2.
Raise the vehicle and loosen the

manual lever shift rod retaining nut

(Fig. 8, 9 or 10). Move the transmis-

sion manual lever to the D position,

fourth detent position from the back

of the transmission.

3.
With the transmission selector

lever and manual lever in the D posi-

tions,
torque the retaining nut 10 to

20 ft-lbs.

4.
Check the operation of the trans-

mission in each selector lever position.
COLUMN SHIFT LEVER

SHIFT ROD

TRANSMISSION

MANUAL LEVER

D2031-A

FIG. 4—Manual Linkage—Column Shift—Ford-Mercury-Meteor

TRANSMISSION

MANUAL LEVER

FIG. 5—Manual Linkage—Column Shift—Fairlane-Montego

NEUTRAL START SWITCH

ADJUSTMENT-

CONSOLE SHIFT

On vehicles equipped with a

column-mounted neutral start switch,

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

adjustment procedures.

FORD, MERCURY

AND METEOR

1.
With the manual linkage proper-

ly adjusted, check the starter en-

gagement circuit in all positions. The

circuit must be open in all drive posi-

tions and closed only in park and neu-

tral.

2.
Remove the four screws and

plates securing the selector lever
D2032-M

the

handle to the lever. Remove

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.
Loosen the two combination

starter neutral and back-up light

switch attaching screws (Fig. 11).

5.
Move the selector lever back and

forth until the gauge pin (No. 43 drill)

can be fully inserted into the gauge

pin holes (Fig. 11).

6. Place the transmission selector

lever firmly against the stop of the

neutral detent position.

7.
Slide the combination starter

neutral and back-up light switch for-

ward or rearward as required, untilprocarmanuals.com

Page 375 of 413


07-04-06
C-6 Automatic Transmission
0704-06

TRANSMISSION

MANUAL LEVER

STUD-7B415

ENGAGE FLATS OF STUD IN SLOT OF

ROD BEFORE APPLYING TORQUE

FIG. 6—Manual Linkage—Column Shift—Lincoln Continental

INNER BRACKET-7C431

TRANSMISSION

MANUAL LEVER

ROD-7326

SHIFT ROD-7A024

ENGAGE FLAT OF STUD IN SLOT
OF

ROD BEFORE APPLYING TORQUE
POINT A

BRACKET ASSEMBLY-7C324

D1831-A

FIG.
7—Manual
Linkage—Column Shift—Thunderbird-Continental Mark
III

the switch lever contacts
the
selector

lever actuator.
If an
adjustment
can

not
be
made
by
rotating
the
switch,

loosen
the
actuator lever attaching

bolt
and
adjust
the
lever (Fig.
11).

8. Tighten
the
neutral start switch

attaching screws.
If the
actuator lever
was adjusted, tighten
the
actuator

lever bolt.

9. Turn
the
ignition
key to the

ACC position
and
place
the
selector

lever
in the
reverse position
and
check

the operation
of the
back-up lights.

Turn
the key off.
D2033-A

10.
Place
the
console
top
panel
on

the console
and
install
the
retaining

screws.

11.
Position
the
selector lever
de-

tent control
and
handle
on the
selector

lever
and
secure with
the
four plates

and attaching screws.

FAIRLANE-MONTEGO

1.
With
the
manual linkage proper-

ly adjusted, check
the
starter
en-

gagement circuit
in all
positions.
The

circuit must
be
open
in all
drive posi-

tions
and
closed only
in
park
and neu-

tral.

2.
Remove
the
selector lever handle

from
the
lever.

3.
Remove
the
trim panel from
the

top
of the
console.

4.
Remove
the
cover
and
dial indi-

cator
as an
assembly.

5.
Remove
the six
screws that
se-

cure
the
selector lever retainer
to the

selector lever housing. Lift
the
retainer

from
the
housing.

6. Loosen
the two
combination

starter neutral
and
back-up light

switch attaching screws (Fig.
12).

7.
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.procarmanuals.com

Page 376 of 413


07-04-07
C-6 Automatic Transmission

07-04-07

7E263 ASSEMBLY
••-{pi—

NUT

332334-S-l

FIG.
8—Manual
Linkage—Console Shift—Ford-Mercury-Meteor
D 1822-A

TRANSMISSION

MANUAL

LEVER

MANUAL

LINKAGE ROD

7340
SELECTOR LEVER

SELECTOR

LEVER

RETAINER

NUT

382384-S4

FLAT WASHER

372285-S8

ENGAGE FLATS OF

STUD IN SLOT OF
BUSHING

ROD BEFORE APPLYING 7343

TORQUE

D1829-A

FIG.
9—Manual
Linkage—Console Shift—Fairlane-Montegoprocarmanuals.com

Page 377 of 413


07-04-08
C-6 Automatic Transmission

07-04-08

PLUG-7256


•HANDLE-7217

I DIAL HOUS NG

ASSEMBLY-7E034

POINTER BACK-JP

SHIELD
HOUSING AND LEVER

ASSEMBLY-7C453

ENGAGE FLATS OF STUD IN SLOT OF

ROD BEFORE APPLYING TORQUE

D2034-A

FIG. 10—Manual Linkage—Console Shift—Mustang-Cougar

ACTUATOR LEVER ATTACHING BOLT

Gauge Pin

(No.
43 Drill)

NEUTRAL START

SWITCH

D1812-A

FIG. 11—Neutral Start Switch Adjustments—Console Shift

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.
Check for starting in the park posi-

tion.

11.
Turn the ignition key to the

ACC position and place the selector

lever in the reverse position and check

the operation of the back-up lights.

Turn the key off.
FIG. 72—Neutral Start Switch

Adjustment—Console Shift—

Fairlane-Montego

12.
Position the selector lever re-

tainer to the selector lever housing.

Install the six 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.procarmanuals.com

Page 378 of 413


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

Page 379 of 413


07-04-10
C-6 Automatic Transmission

07-04-10

5.
Remove the four bolts that at-

tach the selector lever housing to the

floor pan and remove the selector

lever and housing.

6. Position the new selector lever

and housing assembly on the floor pan

and install the attaching bolts.

7.
Connect the bulb socket to the

quadrant and the neutral start switch

wires to the plug connector.

8. Raise the vehicle and secure the

link assembly to the selector lever arm

with the bushing, insulator, flat wash-

er and cotter pin (Fig. 8). Lower the

vehicle.

9. Place the console top panel on

the console and install the retaining

screws.

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.
Raise the vehicle on a hoist or

jack stands.

2.
Remove the retainer that secures

the manual linkage rod to the lower

end of the manual lever (Fig. 9).

3.
Remove the flat washer and two

insulator washers and disconnect the

rod from the arm.

4.
Working from inside of the vehi-

cle,
remove the selector lever handle

attaching screw. Lift the handle off

the selector lever.

5.
Remove the console trim panel

from the top of the console. Remove

the console retaining screws and re-

move the console.

6. Remove the cover and dial indi-

cator as an assembly.

7.
Remove the four screws that se-

cure the selector lever retainer to the

selector lever housing. Lift the retainer

from the housing.

8. Disconnect the neutral start

switch wires at the plug connector.

Disconnect the bulb socket from the

selector lever housing.

9. Remove the three bolts that se-

cure the selector lever control housing

to the console. Lift the selector lever

housing from the console.

10.
Remove the selector lever to

housing attaching nut. Remove the

lever from the housing.

11.
Install the selector lever in the

housing and install the attaching nut.

Torque the nut to 20 to 25 ft-lbs.

12.
Install the selector lever handle.

13.
Position the selector lever as

shown in Figure 14. With a feeler

gauge, check the clearance between
DETENT
PAWL

LOCK
NUT

DETENT
PAWL

ADJUSTMENT
SCREW

DETENT
PLATE

D
1644-A

FIG. 14—Typical Selector Lever Detent Pawl Adjustment

the detent pawl and plate. The clear-

ance should be 0.005 to 0.010 inch. If

necessary adjust the height of the de-

tent pawl as shown in Figure 14.

14.
Remove the handle from the se-

lector lever.

15.
Position the selector lever hous-

ing in the console and install the three

attaching bolts. Do not tighten the at-

taching bolts at this time.

16.
Connect the bulb socket to the

selector lever housing and the neutral

start switch wires to the plug connec-

tor.

17.
Position the selector lever re-

tainer to the selector lever housing.

Install the four attaching screws.

18.
Install the cover and dial indi-

cator.

19.
Place the console in position

and install the retaining bolts. Tighten

the selector lever housing attaching

bolts.

20.
Position the console trim panel

and secure it with the attaching

screws.

21.
Install the handle and the but-

ton on the selector lever. Secure the

handle with the set screw.

22.
Secure the manual linkage rod

to the arm with two insulating wash-

ers,
a flat washer and a retainer (Fig.

9).

23.
Adjust the linkage as required.

Lower the vehicle.

MUSTANG AND COUGAR

1.
Raise the vehicle and remove the

manual lever control rod attaching nut

(Fig. 10).

2.
Lower the vehicle, remove the se-

lector lever handle attaching screw.
3.
Remove the dial housing attach-

ing screws and the housing.

4.
Remove the pointer back-up

shield attaching screws and remove

the shield.

5.
Disconnect the dial indicator

light.

6. Remove the selector housing and

lever assembly attaching bolts. Re-

move the selector lever and housing.

7.
Remove the selector lever to

housing attaching nut. Remove the

lever from the housing.

8. Install the selector lever in the

housing and install the attaching nut.

Torque the nut to 20 to 25 ft-lbs.

9. Install the selector lever handle.

10.
Position the selector lever as

shown in Figure 14. With a feeler

gauge check the clearance between the

detent pawl and plate. The clearance

should be 0.005 to 0.010 inch. If nec-

essary adjust the height of the detent

pawl as shown in Figure 14.

11.
Remove the handle from the se-

lector lever.

12.
Install the selector housing and

lever assembly as shown in Figure 10.

Torque the attaching bolts 4-6 ft-lbs.

13.
Connect the dial indicator light.

14.
Install the pointer back-up

shield on the housing and lever assem-

bly.

15.
Install the dial housing and

tighten the attaching screws.

16.
Install the selector lever handle

and tighten the attaching screw.

17.
Position the selector lever in the

D position.

18.
Raise the vehicle. Install the

transmission manual lever rod to the

selector lever. Adjust the manual link-

age.

19.
Lower the vehicle and check the

transmission operation in each selec-

tor lever detent position.procarmanuals.com

Page 380 of 413


07-04-11
C-6 Automatic Transmission

07-04-11

BAND ADJUSTMENT

INTERMEDIATE BAND

1.
Raise the vehicle on a hoist or

jack stands.

2.
Clean all the dirt from the band

adjusting screw area. Remove and dis-

card the lock nut.

3.
Install a new lock nut and tight-

en the adjusting screw to 10 ft-lbs tor-

que (Fig. 15).

4.
Back off the adjusting screw ex-

actly 1 full turn.

5.
Hold the adjusting screw from

turning and torque the lock nut to

specification.

6. Lower the vehicle.

EXTENSION HOUSING OR

GOVERNOR REPLACEMENT

REMOVAL

1.
Raise the vehicle on a hoist or

stands.

2.
Disconnect the parking brake

cable from the equalizer. On a Lin-

coln Continental, remove the equaliz-

er.

3.
Disconnect the driveshaft from

the rear axle flange and remove it

from the transmission.

4.
Disconnect the speedometer

cable from the extension housing.

5.
Remove the engine rear

support-to-extension housing attaching

bolts.

On a Lincoln Continental, remove

the reinforcement plate from under

the transmission oil pan.

6. Place a jack under the transmis-

sion and raise it just enough to re-

move the weight from the engine rear

support.

7.
Remove the bolt that secures the

engine rear support to the crossmemb-

er and remove the support.

8. Place a drain pan under the rear

of the transmission case.

9. Lower the transmission and re-

move the extension housing attaching

bolts.
Slide the extension housing off

the output shaft and allow the fluid to

drain.

10.
Remove the governor attaching

bolts (Fig. 16) and remove the gover-

nor from the flange.

INSTALLATION

1.
Secure the governor (Fig. 16) to

the distributor flange with the attach-

ing bolts. Torque the bolts to specifi-

cation.
TOOL-T59 P-77370-B

FIG. 75—Adjusting Band
D 1597-A

TUBES

DISTRIBUTOR

GOVERNOR

SPACER

D1598-A

FIG. 76—Governor Installed

2.
Clean the mounting surface on

the transmission and on the extension

housing. Position a new gasket on the

transmission.

3.
Hold the extension housing in

place and secure it with the attaching

bolts.

4.
Raise the transmission high

enough to position the engine rear

support on the crossmember.

5.
Secure the support to the cross

member with the attaching bolt and

nut. Torque the bolt to specification.

6. Lower the transmission and re-

move the jack. Install and torque the

engine rear support-to-extension hous-

ing attaching bolts to specification.

On a Lincoln Continental, install

the reinforcement plate and secure it

with the attaching bolts.

7.
Secure the speedometer cable to

the extension housing with the attach-

ing bolt.

8. Connect the parking brake cable

to the equalizer. On a Lincoln Conti-
nental, connect the parking brake

equalizer. Adjust the parking brake as

required.

9. Install the drive shaft.

10.
Fill the transmission to the cor-

rect level with the specified fluid.

SERVO REPLACEMENT

ALL VEHICLES EXCEPT

LINCOLN CONTINENTAL

Removal

1.
Raise the vehicle on a hoist or

stands.

2.
Remove the engine rear

support-to-extension housing attaching

bolts.

3.
Raise the transmission high

enough to remove the weight from the

engine rear support.

4.
Remove the bolt that secures the

engine rear support to the crossmemb-

er. Remove the support.

5.
Lower the transmission and re-

move the jack.

6. Place a drain pan beneath the

servo.
Remove the bolts that attach

the servo cover to the transmission

case.

7.
Remove the cover, piston, spring

and gasket from the case, screwing the

band adjusting screw inwards as the

piston is removed. This insures that

there will be enough tension on the

band to keep the struts properly en-

gaged in the band end notches while

the piston is removed.

SEAL REPLACEMENT

1.
Apply air pressure to the port in

the servo cover to remove the piston

and rod.

2.
Remove the seals from the piston

(Fig. 17).

On a Continental Mark III, replace

the complete piston and rod assembly

if the piston or piston sealing lips are

unserviceable or damaged.

3.
Remove the seal from the cover.

4.
Dip the new seals in transmission

fluid.

5.
Install the new seals on the pis-

ton and cover.

6. Coat two new gaskets with pe-

troleum jelly and install the gaskets

on the cover.

7.
Dip the piston in transmission

fluid and install it in the cover.procarmanuals.com

Page 381 of 413


07-04-12
C-6 Automatic Transmission

07-04-12

•TRANSMISSION

CASE SEAL-7D024

SEAL-7D025

COVER .7D027

D1599-B

FIG. 17—Servo Disassembled—Typical

INSTALLATION

1.
Position a new gasket on the

servo cover.

2.
Position the servo spring on the

piston rod.

3.
Insert the servo piston rod in the

case.
Secure the cover with the attach-

ing bolts, taking care to back off the

band adjusting screw as the cover

bolts are tightened. Make sure that

the vent tube retaining clip and service

identification tag are in place.

4.
Raise the transmission high

enough to install the engine rear sup-

port. Secure the support to the exten-

sion housing with the attaching bolts.

Lower the transmission as required to

install the support to crossmember at-

taching bolt. Torque the attaching

bolts to specification.

5.
Remove the jack.

6. Adjust the band as detailed in

Section 2.

7.
Lower the vehicle and replenish

the fluid as required.

LINCOLN

Removal

1.
Raise the vehicle on a hoist.

2.
Place a drain pan under the

servo.
Remove the bolts that attach

the servo cover to the transmission

case.

3.
Remove the three bolts that at-

tach the manual and downshift control

rod splash shield to the frame side rail

and remove the shield. Remove the

reinforcement plate from under the

transmission oil pan.
4.
Loosen the band adjusting screw

lock nut.

5.
Remove the two nuts that attach

the engine rear mounts to the

crossmember.

6. Place a transmission jack under

the transmission and raise it just high

enough to remove the weight from the

crossmember.

7.
Remove the engine rear

support-to-extension housing attaching

bolts and remove the supports.

8. Remove the servo cover, piston,

spring and gasket from the case, turn-

ing the band adjusting screw inward

as the piston is removed. This insures

that there will be enough tension on

the band to keep the struts properly

engaged in the band end notches while

the piston is removed.

Seal Replacement

1.
Apply air pressure to the port in

the servo cover to remove the piston

and rod assembly. If the piston or pis-

ton sealing lips are unserviceable or

damaged, the complete piston and rod

assembly must be replaced.

2.
Remove the seal from the cover

(Fig. 17).

3.
Dip the new seals in transmission

fluid.

4.
Install a new seal on the cover.

5.
Dip the piston and rod assembly

in transmission fluid and install it in

the cover.

Installation

1.
Coat two new gaskets with pe-

troleum jelly and position them on the

servo cover.
2.
Position the servo spring on the

piston rod.

3.
Insert the servo piston rod in the

case.
Secure the cover with the attach-

ing bolts taking care to back off the

band adjusting screw as the cover

bolts are tightened. Make sure that

the transmission identification tag is

installed utfider the lower front cover

bolt.

4.
Adjust the band as detailed in

Section 2.

5.
"Raise the transmission high

enough to install the engine rear sup-

ports.
Secure the supports to the ex-

tension housing with the attaching

bolts.
Lower the transmission as re-

quired to install and torque the

support-to-crossmember nuts.

6. Position the manual and down-

shift control rod splash shield to the

frame side rail and secure it with the

attaching bolts.

7.
Remove the jack.

8. Install the reinforcement plate

and secure it with the attaching bolts.

9. Lower the vehicle and replenish

the fluid as required.

CONTROL VALVE

BODY REPLACEMENT

REMOVAL

1.
Raise the vehicle on a hoist or

jack stands.

2.
On a Lincoln Continental, re-

move the reinforcement plate from

under the oil pan.

3.
Place a drain pan under the

transmission and loosen the bolts to

drain the fluid from the transmission.

4.
Remove the transmission pan at

taching bolts from both sides and the

rear to allow the fluid to drain fur-

ther. Finally, remove the remainder of

the attaching bolts.

5.
Remove the valve body attaching

bolts and remove the valve body from

the case.

INSTALLATION

1.
Position the valve body to the

case making sure that the selector and

downshift levers are engaged, then in-

stall and torque the attaching bolts to

specification.

2.
Clean the fluid pan and gasket

surfaces thoroughly.

3.
Using a new pan gasket, secure

the pan to the transmission case and

torque the attaching bolts to specifica-

tion.procarmanuals.com

Page 382 of 413


07-04-13
C-6 Automatic Transmission
07-04-13

On a Lincoln Continental, install

the reinforcement plate and secure it

with the attaching bolts.

4.
Lower the vehicle and fill the

transmission to the correct level with

the specified fluid.

EXTENSION HOUSING

BUSHING AND REAR

SEAL REPLACEMENT
Too/—
1175-AB

Tool—750T-70O-A

D 1927-A

FIG. 18—Removing Extension Housing Seal

1.
Disconnect the drive shaft from

the transmission.

2.
On a Lincoln Continental, re-

move the parking brake equalizer. Po-

sition the equalizer and cables out of

the way to obtain free access to the

transmission extension housing.

3.
When only the rear seal needs

replacing, carefully remove it with a

tapered chisel or the tools shown in

Fig. 18. Remove the bushing as shown

in Fig. 19. Use the bushing remover

carefully so that the spline seal is not

damaged.

4.
When installing a new bushing

use the special tool shown in Fig. 20.

5.
Before installing a new seal, in-

spect the sealing surface of the univer-

sal joint yoke for scores. If scores are

found, replace the yoke.

6. Inspect the counterbore of the

housing for burrs and if present, re-

move with crocus cloth.

7.
Install the seal into the housing

with the tool shown in Fig. 21. The

seal should be firmly seated in the
BUSHING

Too/-757 P-7697-A

D1600-A

FIG. 19—Removing Extension

Housing Bushing

bore.
Coat the inside diameter of the

fiber portion of the seal with B8A-

19589-A lubricant.

8. Coat the front universal joint

spline with B8A-19589-A lubricant

and install the drive shaft.

9. On a Lincoln Continental, con-

nect the parking brake equalizer.
Tool-T 57 P-7697-B

BUSHING

D
1601
-A

FIG. 20—Installing Extension

Housing Bushing

Tool-
T61 L
-
7657-
B

D1602-A

FIG. 21—Installing Extension

Housing Seal

REMOVAL AND INSTALLATION

An oil impregnated plastic grommet

is incorporated in the end of the man-

ual shift linkage lever arm on all col-

umn shift vehicles. A special tool

T67P-7341-A is required to install the

grommet in the manual lever, and to

install the manual linkage rod into the

grommet. Refer to Part 7-1, Section

2,
for the grommet replacement pro-

cedures.
REMOVAL—FORD

MERCURY AND METEOR

1.
Raise the vehicle on a hoist or

stands. Drain the fluid from the trans-

mission and from the converter.

2.
Disconnect the drive shaft from

the rear axle and slide the shaft rear-
ward from the transmission. Install a

seal installation tool in the extension

housing to prevent fluid leakage.

3.
Disconnect the cable from the

terminal on the starter motor. Re-

move the three attaching bolts and re-

move the starter motor.

4.
Remove the four converter-

to-flywheel attaching nuts. Place a

wrench on the crankshaft pulley at-procarmanuals.com

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