1969 FORD MUSTANG brakes

02-02-16
Brake System

02-02-16

fitting that connects the tube to the

cylinder. Do not pull the metal tube

away from the cylinder. Pulling the

tube out of the cylinder connection

will bend the metal tube and make in-

stallation difficult. The tube will sepa-

rate from the cylinder when the cylin-

der is removed from the backing

plate.

4.
On all except the front wheels on

Ford, Mercury, and Meteor models,

remove the wheel cylinder attaching

bolts and lock washers and remove the

cylinder. On the front wheel of Ford,

Mercury and Meteor models, remove

the nut and washer that attaches the

cylinder to the anchor pin. Remove

the cylinder from the anchor pin.

INSTALLATION

Wipe the end(s) of the hydraulic

line to remove any foreign matter be-

fore making connections.

1.
On all models except Ford, Mer-

cury and Meteor, to install a front

wheel cylinder, position the cylinder to

the backing plate. Install the two lock

washers and attaching bolts. Torque

them to specifications.

On Ford, Mercury and Meteor

models, to install a front wheel cylin-

der, position the cylinder on the an-

chor pin against the backing plate. In-

stall the washer and cylinder attaching

nut on the anchor pin, and torque it

to specification. Lock the washer re-

tainer securely.

2.
Install a new copper gasket over

the hose fitting. Thread the hose into

the cylinder and tighten it to specified

torque.

3.
Engage the opposite end of the

hose to the bracket on the frame. In-

stall the horseshoe-type retaining clip,

and connect the brake tube to the

hose with the tube fitting nut. Tighten

the nut to specification with tool

1112-144.

4.
To install a rear wheel cylinder,

place the rear wheel cylinder into po-

sition. Enter the tubing into the cylin-

der, and start the tube fitting nut into

the threads of the cylinder.

5.
Secure the cylinder to the back-

ing plate by installing the attaching

bolts and lock washers.

6. Tighten the tube fitting nut to

specification with tool 1112-144.

7.
Install the links in the ends of

the wheel cylinder, install the shoes

and adjuster assemblies, and adjust

the shoes as outlined in this section.

8. Adjust the brakes (Part 2-2, Sec-

tion 2). Install the brake drum and

wheel. Bleed the brakes and centralize

the differential valve as outlined in

Part 2-1, Section 2.
BRAKE BACKING PLATE

DRUM BRAKE

REMOVAL

1.
Remove the wheel and brake

drum. Disconnect the brake line from

the brake cylinder.

2.
Remove the brake shoe and ad-

juster assemblies and the wheel cylin-

der as outlined in this section. On the

rear wheels, disconnect the parking

brake lever from the cable.

3.
If the rear backing plate is being

replaced, remove the axle shaft from

the applicable rear axle as outlined in

Group 4, Part 4-2— Rear Axle, Sec-

tion 2, disengage parking brake cable

retainer from backing plate. Remove

the backing plate and gasket.

If the front backing plate is being

replaced, remove the bolts and nuts

that secure the backing plate to the

front wheel spindle and remove the

plate and gasket.

INSTALLATION

If a rear backing plate is to be re-

placed, position a new rear backing

plate and gasket on the attaching

bolts in the axle housing flange. Insert

parking brake cable into backing plate

and secure retaining fingers. Install

the rear axle shaft for applicable rear

axle.
Refer to Group 4, Part 4-2 —

Rear Axle, Section 2 for the proper

installation procedure.

1.
If the front brake backing plate

is to be replaced, position a new front

backing plate and gasket to the wheel

spindle and install the attaching bolts

and nuts.

2.
Install the wheel cylinder and

connect the brake line as outlined in

this section.

3.
Install the brake shoe and ad-

juster assemblies as outlined in this

section. On a rear brake, connect the

parking brake cable to the lever.

4.
Adjust the brake shoes (Section

2),
and install the brake drums and

wheels. Bleed the brake system and

centralize the differential valve as out-

lined in Part 2-1, Section 2.

DISC BRAKE CALIPER

ASSEMBLY

ALL MODELS EXCEPT

LINCOLN CONTINENTAL

Removal

Refer to Figs. 22 and 23.
BLEEDER SCREW FACING THIS DIRECTION^

BLEEDER SCREW

H 1641-A

FIG. 22—Floating Caliper

Installed

1.
Remove the front wheel cover.

Remove the wheel and tire assembly

from the hub and rotor assembly. Be

careful to avoid damage or interfer-

ence with the caliper splash shield or

bleeder screw fitting.

2.
Disconnect the brake line from

the caliper. Cap the hose to prevent

*he brake fluid from leaking from the

master cylinder.

3.
Remove the safety wire and the

two bolts that attach the caliper as-

sembly to the spindle.

4.
Lift the caliper assembly off the

rotor and place it on the bench.

Installation

1.
Position the caliper assembly on

the rotor, and mate the mounting bolt

holes in the caliper with those in the

spindle. It may be necessary to push

the caliper piston into the cylinder

bore to obtain clearance between the

shoe and lining assembly and the

rotor.

2.
Install the caliper to spindle at-

taching bolts and torque them to spe-

cification. The upper bolt must be

tightened first. Install the safety wire

on the bolts and twist the wire ends at

least five turns. Push the wire ends

against the spindle to avoid interfer-

ence with the brake hose and the

steering stop. Check to insure that the

rotor runs squarely and centrally be-

tween the two brake shoes.

3.
Position the brake hose fitting

with a new copper washer on each

side of the fitting on the caliper as-

sembly. Install the bolts and torque to

specification.

4.
Bleed the brake system and cen-

tralize the differential valve as out-

lined in Part 2-1. Check the masterprocarmanuals.com

02-02-19
Brake System

02-02-19

that the tabs on the shoe flanges seat

fully against the caliper bridges (Fig.

25).

2.
Install the caliper splash shield

and secure the shield to the caliper

with two retaining bolts (Fig. 4).

3.
Pump the brake pedal several

times until a firm pedal is obtained

and the shoe and lining assemblies are

properly seated.

4.
Install the wheel and tire assem-

bly on the hub and rotor assembly.

5.
Check and refill the master cyl-

inder reservoir with specified brake

fluid as required.

6. Road test the car.

It should not be necessary to bleed

the system after a shoe and lining re-

placement.

FRONT WHEEL HUB AND

ROTOR ASSEMBLY-

DISC BRAKES

REMOVAL

1.
Remove the wheel and tire from

the hub (Figs. 23 and 24). Be careful

to avoid damage or interference with

the bleeder screw fitting. On Lincoln

Continental models be careful to avoid

damage to the caliper splash shield or

transfer tube.

2.
Remove the caliper assembly

from the spindle and the rotor. If the

caliper does not require servicing, it is

not necessary to disconnect the brake

hose or remove the caliper from the

vehicle. Position the caliper out of the

way, and support it with a wire to

avoid damaging the caliper or stretch-

ing the hose. Insert a clean cardboard

spacer between the linings to prevent

the piston from coming out of the cyl-

inder bore while the caliper is re-

moved.

Handle the rotor and caliper assem-

blies in such a way as to avoid defor-

mation of the rotor and nicking,

scratching or contamination of the

brake linings.

3.
Remove the grease cap from the

hub.
Remove the cotter pin, nut lock,

adjusting nut, and flat washer from

the spindle. Remove the outer bearing

cone and roller assembly.

4.
Remove the hub and rotor as-

sembly from the spindle.

INSTALLATION

1.
If the rotor is being replaced, re-

move the protective coating from the

new rotor with carburetor degreaser.

Pack a new set of bearings with speci-
fied grease (M-1C75B), and install the

inner bearing cone and roller assembly

in the inner cup. Pack grease lightly

between the lips of a new grease seal

and install the seal (Figs. 23 and 24).

If the original rotor is being in-

stalled, make sure that the grease in

the hub is clean and adequate, that

the inner bearing and grease seal are

lubricated and in good condition, and

that the rotor braking surfaces are

clean.

2.
Install the hub and rotor assem-

bly on the spindle.

3.
Lubricate and install the outer

wheel bearing, washer and adjusting

nut.

4.
Adjust the wheel bearings to

specification, and then install the nut

lock, cotter pin, and grease cap. The

wheel bearing adjustment is especially

important with disc brakes.

5. Mount the caliper assembly on

the spindle following the Disc Brake

Caliper Assembly Installation proce-

dure in this section.

DISC BRAKE ROTOR

SPLASH SHIELD

REMOVAL

1.
Remove the caliper and the hub

and rotor assembly as outlined under
Removal in the foregoing procedure

(it is not necessary to disconnect hy-

draulic connections).

2.
Remove the three bolts that at-

tach the splash shield to the spindle,

and remove the shield (Figs. 23 and

24).

3.
Remove and discard the splash

shield to spindle gasket.

INSTALLATION

1.
Install a new splash shield to

spindle gasket.

2.
If the shield is bent, straighten it

out before installation. Position the

shield to the mounting bracket, install

the attaching bolts, nuts and torque

them to specification.

3.
Install the hub and rotor assem-

bly and the caliper as outlined under

Installation in the foregoing proce-

dure.

DUAL MASTER CYLINDER—

NON POWER BRAKES

FORD, MERCURY

AND METEOR

Removal

Refer to Fig. 26.

BUSHING

HAIRPIN

RETAINER

BUSHING

STOPLIGHT SWITCH

13480
HI 637-A

FIG. 26—Dual Master Cylinder Installation— Non Power Brakes

Ford,
Mercury, and Meteorprocarmanuals.com

02-02-20
Brake System

02-02-20

1.
Disconnect the stoplight switch

wires at the connector. Remove the

spring retainer. Slide the stop light

switch off the brake pedal pin just far

enough to clear the end of the pin,

then liftfthe switch straight upward

from the pin. Use care to avoid switch

damage during removal.

2.
Slide the master cylinder push

rod and the nylon washers and bush-

ings off the brake pedal pin.

3.
Remove the brake tube from the

primary and secondary outlet ports of

the master cylinder.

4.
Remove the cap screws and lock-

washers that secure the master cylin-

der to the dirSh panel and lift the cyl-

inder forward and upward from the

vehicle.

Installation

1.
Position the boot on the push

rod and secure the boot to the master

cylinder. Carefully insert the master

cylinder push rod and boot through

the dash panel opening and position

the master cylinder on the panel.

2.
Install the cap screws at the dash

panel and torque them to specifica-

tion.

3.
Coat the nylon bushings with

SAE 10W oil. Install the nylon wash-

er and bushing on the brake pedal pin.

4.
Position the stop light switch on

the brake pedal pin, install the nylon

bushing and washer and secure them

in position with the spring retainer.

5.
Connect the wires at the stop

light switch connector.

6. Connect the brake lines to the

master cylinder leaving the brake line

fittings loose.

7.
Fill the master cylinder with the

specified brake fluid to within 1/4

inch of the top of the dual reservoirs.

Use Ford Brake Fluid— Extra Heavy

Duty-Part Number C6AZ-19542-A

(ESA-M6C25-A) or equivalent for all

drum brake applications. The extra

heavy duty brake system fluid is col-

ored blue for identification. Do not

mix low temperature brake fluids with

the specified fluid for the power disc

brake system.

8. Bleed the dual-master cylinder

and the primary and secondary brake

systems. Centralize the pressure dif-

ferential valve. Refer to Hydraulic

System Bleeding and Centralizing of

the Differential Valve, Part 2-1, Sec-

tion 2 for proper procedure.

9. Operate the brakes several times,

then check for external hydraulic

leaks.
FAIRLANE, MONTEGO,

FALCON, MUSTANG AND

COUGAR

Removal

Refer to Figs. 27 and 28.

1.
Working from inside the vehicle

below the instrument panel, disconnect

the master cylinder push rod from the

brake pedal assembly. The push rod

cannot be removed from the master

cylinder.

2.
Disconnect the stoplight switch

wires at the connector. Remove the

hairpin retainer. Slide the stop light

switch off the brake pedal pin just far

enough to clear the end of the pin,

then lift the switch straight upward

from the pin. Use care to avoid switch

damage during removal.

3.
Slide the master cylinder push

rod and the nylon washers and bush-

ings off the brake pedal pin.

4.
Remove the brake tubes from

the primary and secondary outlet

ports of the master cylinder.

5.
Remove the lock nuts or cap

screw and lockwashers that secure the

master cylinder to the dash panel and

lift the cylinder forward and upward

from the car.
Installation

Refer to Figs. 27 and 28.

1.
Position the boot on tie push

rod and secure the boot to the master

cylinder. Carefully insert the master

cylinder push rod and boot through

the dash panel opening.

2.
On Fairlane, Falcon or Montego

models, position the gasket and mas-

ter cylinder on the mounting studs on

the dash panel. Install the lock nuts

on the studs at the dash panel and

torque them to specification.

3.
On Mustang or Cougar models,

position the gasket and master cylin-

der on the dash panel. Install the re-

taining screws and torque them to

specification. Coat the nylon bushings

with SAE 10W oil. Install the nylon

washer and bushing on the brake

pedal pin.

4.
Position the stop light switch on

the brake pedal pin, install the nylon

bushing and washer and secure them

in position with the spring retainer.

5.
Connect the wires at the stop

light switch connector.

6. Connect the brake lines to the

master cylinder and tighten to speci-

fied torque.

7.
Fill the master cylinder with the

specified brake fluid to within 1/4

MASTER CYLINDER

IDENTIFICATION
UPPER STUD

SHAFT (AUTOf/lATIC

TRANSMISSION)

CLIP

BRAKE PEDAL

BUSHING SUPPORT

TUBE-2B253

TUBE-2A040
CLUTCH

PEDA_

LOWER STUD
STOP LITE

SWITCH

/ 13480

MASTER CYLINDER

PUSH ROD
BRAKE PEDAL

H 1556-C

FIG. 27—Dual Master Cylinder Installation—Non Power Brake

Fairlane, Montego, and Falconprocarmanuals.com

02-02-21
Brake System

02-02-21

INSTALLATION

CLUTCH ASSIST

SPRING

MASTER CYLINDER

2140

FIG. 28 —Dual Master Cylinder Installation—

Non Power Brake—Mustang and Cougar

inch of the top of the dual reservoirs.

Use Ford Brake Fluid- Extra Heavy

Duty-Part Number C6AZ-19542-A

for all brake applications. The brake

fluid is colored blue for identification.

Do not mix low temperature brake

fluids with the specified fluid for the

brake system.

8. Bleed the dual-master cylinder

and the primary and secondary brake

systems. Centralize the pressure dif-

ferential valve. Refer to Hydraulic

System Bleeding and Centralizing of

the Differential Valve, Part 2-1, Sec-

tion 2 for the proper procedure.

9. Operate the brakes several times,

then check for external hydraulic

leaks.

DUAL MASTER CYLINDER-

POWER BRAKES

REMOVAL

1.
Remove the brake tubes from

the primary and secondary outlet

ports of the master cylinder (Figs. 29

thru 33).

2.
Remove the two nuts and two

lock washers attaching the master cyl-

inder to the brake booster assembly.

3.
Slide the master cylinder forward

and upward from the vehicle.
SHAFT

AUTOMATIC

TRANSMISSION

CLUTCH PEDAL

BUMPER STOP
H1638-A
1.
Before installing the mater cyl-

inder, check the distance t; m the

outer end of the booster ass;. ,ihi\

push rod to the master .>',nder

mounting surface. Turn the nu->h rod

adjusting screw in or out as required

to obtain the specified length. Refer to

Part 2-1, Section 2. Power Brake

Master Cylinder Push Rod Adjust-

ment for the proper procedure.

2.
Position the master cylinder as-

sembly over the booster push rod and

onto the two studs on the booster as-

sembly (Figs. 29 thru 37).

3.
Install the attaching nuts and

lock washers and torque them to spec-

ifications.

4.
Install the front and rear brake

tubes to the master cylinder outlet fit-

tings.

5.
Fill the master cylinder with the

specified brake fluid to within 1/4

inch of the top o\ the dual reservoirs.

Use Ford Brake Fluid Fxtra Heavy

Duty Part Number C6AZ-19542-A

(ESA-M6C25-A) for all brake appli-

cations. The extra htaw duty brake

fluid is colored blue for identification.

Do not mix low temperature brake

fluids with the specified fluids for the

disc brake svstem.

CLIP

W
'0 AIR CONDITIONING

BUSHING

SHAFT

BUSHING

BRAKE PEDAL

SPACER

H 1642-A

FIG. 29—Master Cylinder Installation-

Ford,
Mercury and Meteor
-Power Brake-procarmanuals.com

02-02-22
Brake System

02-02-22

BRAKE VACUUM BOOSTER -2005

AUTOMATIC I

TRANSMISSION

HAIR PIN RETAINER

330699-S2

SPACER

STOP LIGHT SWITCH-13480

STANDARD

TRANSMISSION
BUSHING
BUSHING

PUSH ROD

BRAKE PEDAL ASSEMBLY
CLUTCH

PEDAL

ASSEMBLY

H 1557-C

FIG. 30—Master Cylinder Installation—Power Brake-

Fairlane, Montego and Falcon

ASSIST

SPRING BRACKET CLUTCH ASSIST

\ SPRING

BRAKE PEDAL

SHAFT

CLUTCH

PEDAL

CLUTCH PEDAL

TO EQUALIZER ROD

HI643-
A

FIG. 31—Master Cylinder Installation-

Power Brake—Mustang and Cougar
6. Bleed the dual-master cylinder

and the primary and secondary brake

systems. Centralize the pressure dif-

ferential valve. Refer to H>draulic

System Bleeding and Centralizing of

the Differential Valve, Part 2-1, Sec-

tion 2 for the proper procedure.

7.
Operate the brakes several times,

then check for external hydraulic

leaks.

PRESSURE DIFFERENTIAL

VALVE AND PROPORTIONING

VALVE ASSEMBLY

REMOVAL

1.
Disconnect the brake warning

light wire from the pressure differen-

tial valve assembly switch (Figs. 17

thru 21). To prevent damage to the

brake warning switch wire connector,

expand the plastic lugs to allow re-

moval of the shellwire connector from

the switch body.

2.
Loosen the tube nuts connecting

the primary and secondary inlet and

outlet tubes at the pressure differential

valve assembly and remove the tubes.

3.
Remove the screw or screws re-

taining the pressure differential valve

assembly to the chassis and remove

the valve assembly.

4.
On disc brake equipped vehicles,

place the pressure differential valve

assembly and mounting bracket in a

vise.
Loosen the proportioning valve

tube nuts at the differential valve and

at the proportioning valve. Remove

the proportioning valve from the

mounting bracket.

5.
If the differential valve is to be

replaced, remove the brake warning

lamp switch and install the switch in

the new differential valve. The pres-

sure differential valve assembly, the

brake warning lamp switch, and the

proportioning valve are separate units

and each is serviced as a separate as-

sembly only.

INSTALLATION

1.
On disc brake equipped vehicles,

connect the proportioning valve inlet

and outlet tubes to the proportioning

valve and differential valve bodies.

Tighten the tube nuts to specification.

2.
Mount the pressure differential

valve assembly on the chassis and in-

stall the attaching screw or screws.

3.
Connect the primary and second-

ary inlet and outlet tubes to the pres-

sure differential valve assembly and

tighten the tube nuts to specifications.procarmanuals.com

02-02-23
Brake System

02-02-23

BOOSTER ASSEMBLY- 2005

NUT-34444-S7

HOSE 2A047

MASTER CYLINDER

IDENTIFICATION

BRAKE TUBE-2263

BRAKE TUBE -2264

PRESSURE DIFFERENTIAL

VALVE ASSEMBLY-2B257
BRAKE TUBE-2B255

H 15S3-B

FIG. 32—Master Cylinder Installation-

Thunderbird and Continental Mark III

FLUID LEVEL IN MASTER

CYLINDER MUST 3E FULL

TO 1/4 INCH FROM TOP
BUSH

SLEEVE

BOLT

BRAKE SWITCH

13480

NUT (4 REQUIRED) -55768-S2

WASHER"(4 REQUIRED) -44726-S8

BOOSTER

ASSEMBLY 2005

MASTER CYLINDER 2WO

HOSE-2A047

BUSHING DIP IN

S.A.E. 10W MOTOR OIL

BEFORE ASSEMBLY

PEDAL ASSEM6LY-2455

COVER

BRAKE TUBE-2A040

REAR BRAKE TUBE -2B329

PRESSURE DIFFERENTIAL

VALVE ASSEMBLY-2B328

FRONT BRAKE TUBE-2B162

PROPORTIONING VALVE

MASTER CYLINDER

IDENTIFICATION

H 1530-C

FIG. 33—Master Cylinder Installation—Lincoln Continental
4.
Connect the shell-wire connector

to the brake warning lamp switch.

Make sure the plastic lugs on the con-

nector hold the connector securely to

the switch.

5. Bleed the brakes and centralize

the pressure differential valve.

PROPORTIONING VALVE

FORD, MERCURY

AND METEOR

On Ford, Mercury and Meteor

models, the proportioning valve must

be removed with the pressure differen-

tial valve. Use the procedure shown

above for replacement of the propor-

tioning valve.

FAIRLANE, MONTEGO

AND FALCON

Removal

Refer to Fig. 18.

1.
Disconnect the two brake lines at

the proportioning valve.

2.
Remove the bolt retaining the

pressure differential valve bracket to

the fender apron.

3.
Lift the proportioning valve

bracket from behind the pressure dif-

ferential valve bracket and remove the

proportioning valve from the vehicle.

Installation

1.
Position the proportioning valve

and bracket to the fender apron with

the proportioning valve bracket be-

tween the pressure differential valve

bracket and the fender apron.

2.
Connect the two brake lines at

the proportioning valve. Do not tight-

en.

3.
Install the bolt retaining the two

valve brackets to the fender apron.

4.
Tighten the two brake line tube

nuts at the proportioning valve to

specifications.

5.
Bleed the brakes and centralize

the pressure differential valve.

MUSTANG AND COUGAR

Removal

Refer to Fig. 19.

1.
Disconnect the two brake lines at

the proportioning valve.

2.
Remove the bolt retaining theprocarmanuals.com

02-02-24
Brake
System

02-02-24

proportioning valve to the fender

apron and remove the proportioning

valve.

Installation

1.
Position the proportioning valve

to the fender apron.

2.
Connect the two brake lines at

the proportioning valve. Do not tight-

en.

3.
Install the bolt retaining the pro-

portioning valve to the fender apron.

4.
Tighten the brake line tube nuts

at the proportioning valve to specifica-

tions.

5.
Bleed the brakes and centralize

pressure differential valve.

THUNDERBIRD AND

CONTINENTAL MARK III

Removal

Refer to Fig. 20.

1.
Disconnect the two hydraulic

brake lines at the master cylinder.

2.
Remove the two nuts retaining

the master cylinder to the booster and

remove the master cylinder for clear-

ance.

3.
Disconnect the two brake lines at

the proportioning valve.

4.
Remove the bolt and nut retain-

ing the proportioning valve to the

pressure differential valve bracket and

remove the proportioning valve assem-

bly.

Installation

1.
Transfer the bracket to the new

proportioning valve.

2.
Position the proportioning valve

assembly to the pressure differential

valve bracket.

3.
Connect the two brake lines to

the proportioning valve. Do not tight-

en.

4.
Install the bolt and nut retaining

the proportioning valve to the pressure

differential valve bracket.

5.
Tighten the two brake line tube

nuts at the proportioning valve to

specifications.

6. Position the master cylinder to

the booster and install the nuts retain-

ing the master cylinder to the booster.

7.
Connect the two brake lines at

the master cylinder and tighten the

tube nuts to specifications.

8. Bleed the brakes and centralize

the pressure differential valve.
LINCOLN CONTINENTAL

Removal

Refer to Fig. 21.

1.
Disconnect the two brake lines at

the proportioning valve.

2.
Loosen the bolt and nut on the

bracket retaining the proportioning

valve to the chassis.

3.
Remove the proportioning valve

from the bracket.

Installation

- 1. Position the proportioning valve

in the bracket and connect the two

brake lines. Do not tighten.

2.
Tighten the bolt and nut on the

bracket.

3.
Tighten the tube nuts on the

brake lines at the proportioning valve

to specifications.

4.
Bleed the brakes and centralize

the pressure differential valve.

PRESSURE METERING VALVE—

LINCOLN CONTINENTAL

REMOVAL

Refer to Fig. 21.

1.
Loosen the tube nuts connecting

the inlet and outlet tubes at the me-

tering valve, and remove the tubes.

2.
Remove the two screws retaining

the metering valve to the frame

crossmember, and remove the me-

tering valve. The metering valve is ser-

viced as an assembly only.

INSTALLATION

1.
Position the metering valve to

the frame crossmember, and install

the retaining screws.

2.
Connect the inlet and outlet

tubes to the metering valve, and tight-

en the tube nuts to specification.

BRAKE BOOSTER

REMOVAL

1.
Working from inside the\ vehicle

below the instrument panel, disconnect

the booster push rod from the brake

pedal assembly. To do this, proceed as

follows:

Disconnect the stop light switch

wires at the connector. Remove the

hairpin retainer. Slide the stop light
switch off from the brake pedal pin

just far enough for the switch outer

hole to clear the pin, and then remove

the switch from the pin and booster

push rod. Be careful not to damage

the switch during removal. Slide the

booster push rod and the nylon wash-

ers and bushing off the brake pedal

pin (Figs. 29 thru 33).

2.
Open the hood and remove the

master cylinder from the booster. Se-

cure it to one side without disturbing

the hydraulic lines. It is not necessary

to disconnect the brake lines, but care

should be taken that the brake lines

are not deformed. Permanent defor-

mation of brake lines can lead to tube

failure.

3.
Disconnect the manifold vacuum

hose or hoses from the booster unit.

4.
Remove the booster-to-dash

panel attaching nuts or bolts (Figs. 29

thru 33). Remove the booster and

bracket assembly from the dash panel,

sliding the push rod link out from the

engine side of the dash panel.

5.
On Fairlane, Montego, and Fal-

con models, remove the push rod link

boot from the dash panel.

INSTALLATION

1.
On Fairlane, Montego and Fal-

con models, install the push rod link

boot in the hole in the dash panel as

shown in Fig. 23. Install the four

spacers on the mounting studs.

2.
Mount the booster and bracket

assembly to the dash panel by insert-

ing the push rod or push rod link in

through the hole and boot in the dash

panel. Install the bracket-to-dash

panel attaching lock nuts or bolts

(Figs.
29 thru 33).

3.
Connect the manifold vacuum

hose or hoses to the booster.

4.
Before installing the master cyl-

inder, check the distance from the

outer end of the booster assembly

push rod to master cylinder surface.

Turn the screw in or out to obtain the

specified length. Refer to Part 2-1,

Section 2, Power Brake Master Cylin-

der Push Rod Adjustment. Install the

master cylinder and torque the attach-

ing nuts to specifications.

5.
Working from inside the vehicle

below the instrument panel, connect

the booster push rod link to the brake

pedal assembly. To do this, proceed as

follows:

Install the inner nylon washer, the

booster push rod, and the bushing on

the brake pedal pin. Position the

switch so that it straddles the push

rod with the switch slot on the pedal

pin and the switch outer hole justprocarmanuals.com

02-02-25
Brake System

02-02-25

clearing the pin. Slide the switch com-

pletely onto the pin, and install the

nylon washer as shown in Figs. 29

thru 33. Be careful not to bend or de-

form the switch. Secure these parts to

the pin with the hairpin retainer. Con-

nect the stop light switch wires to the

connector, and install the wires in the

retaining clip.

BRAKE PEDAL

FORD, MERCURY

AND METEOR

Removal

1.
Disconnect the stop light switch

wires at the connector.

2.
Remove the hairpin retainer.

Slide the stop light switch off the

brake pedal pin just far enough for

the switch outer hole to clear the pin,

and then lift the switch straight up-

ward from the pin. Be careful not to

damage the switch during removal.

Slide the master cylinder or booster

push rod and the nylon washers and

bushing off the brake pedal pin (Figs.

26 and 29).

3.
Remove the hairpin type retainer

and washer from the brake pedal

shaft, then remove the shaft, the brake

pedal and the bushings from the pedal

support bracket.

Installation

1.
Apply a coating of SAE 10 En-

gine oil to the bushings and locate

bushings in their proper places on the

pedal assembly and pedal support

bracket (Figs. 26 and 29).

2.
Position the brake pedal assem-

bly to the support bracket, then install

the pedal shaft through the support

bracket and brake pedal assembly. In-

stall the retainer.

3.
Install the inner nylon washer,

the master cylinder or booster push

rod, and the bushing on the brake

pedal pin. Position the switch so that

it straddles the push rod with the

switch slot on the pedal pin and the

switch outer hole just clearing the pin.

Slide the switch completely onto the

pin, and install the nylon washer as

shown in Figs. 26 and 29. Be careful

not to bend or deform the switch. Se-

cure these parts to the pin with the

hairpin retainer.

4.
Connect the stop light switch

wires to the connector, and install the

wires in the retaining clip.
5.
Check the Brake Pedal Free

Height and Travel Measurements,

Part 2-1, Section 1.

FAIRLANE, MONTEGO AND

FALCON—MANUAL-SHIFT

TRANSMISSION

Removal

1.
Remove the clutch pedal assist

spring.

2.
Disconnect the clutch pedal-

to-equalizer rod at the clutch pedal by

removing the retainer and bushing.

3.
Disconnect the stop light switch

wires at the connector.

4.
Remove the switch retainer, and

slide the stop light switch off the

brake pedal pin just far enough for

the switch outer hole to clear the pin.

Then lower the switch away from the

pin.

5. Slide the master cylinder or

booster push rod and the nylon wash-

ers and bushing off from the brake

pedal pin (Figs. 27 and 30).

6. Remove the self-locking pin and

washer from the clutch and brake

pedal shaft, then remove the clutch

pedal and shaft assembly, the brake

pedal assembly, and the bushings from

the pedal support bracket (Figs. 27

and 30).

Installation

1.
Apply a coating of SAE 10 en-

gine oil to the bushings and locate all

bushings in their proper places on the

clutch and brake pedal assemblies.

2.
Position the brake pedal to the

support bracket, then install the clutch

pedal and shaft assembly through the

support bracket and brake pedal as-

sembly. Install the spring clip (Figs.

27 and 30).

3.
Install the clutch pedal assist

spring.

4.
Connect the clutch pedal-

to-equalizer rod to the clutch pedal

assembly with the bushing and the

spring clip retainer. Apply SAE 10

engine oil to the bushing.

5.
Install the inner nylon washer,

the master cylinder or booster push

rod, and the bushing on the brake

pedal pin. Position the switch so that

it straddles the push rod with the

switch slot on the pedal pin and the

switch outer hole just clearing the pin.

Slide the switch completely onto the

pin, and install the outer nylon washer

as shown in Figs. 27 and 30. Secure

these parts to the pin with the
self-

locking pin.
6. Connect the stop light switch

wires to the connector, and install the

wires to the retaining clip.

7.
Adjust the clutch pedal free play

(Group 5) to specification, if required.

8. Check the Brake Pedal Free

Height and Travel Measurements

(Part 2-1, Section 1).

MUSTANG AND COUGAR—

MANUAL-SHIFT

TRANSMISSION

Removal

1.
Disconnect the battery ground

cable from the battery.

2.
Remove the steering column.

Refer to Part 3-4, Section 2 for pro-

cedure.

3.
On non-power brakes, remove

the two cap screws retaining the mas-

ter cylinder to the dash panel and re-

move the two cap screws retaining the

brake pedal support bracket to the

dash panel. On power brakes remove

the two cap screws retaining the

booster to the dash panel.

4.
Working inside the vehicle, se-

cure the clutch pedal against the

bumper stop with a small C-clamp as

shown in Figs. 28 and 31.

5.
Disconnect the clutch pedal-

to-equalizer rod at the clutch pedal by

removing the retainer and bushing.

6. Disconnect the stop light switch

wires at the connector.

7.
Remove the switch retainer and

slide the stop light switch off the

brake pedal pin just far enough for

the switch outer hole to clear the pin.

Then lower the switch away from the

pin.
Remove the master cylinder or

booster push rod, bushing and nylon

washer from the brake pedal pin.

8. Remove the screw retaining the

pedal support bracket to the top inner

cowl bracket (Figs. 28 and 31).

9. Remove the two sheet metal

screws retaining the pedal support

bracket to the dash panel. On power

brakes remove the nuts from the

brake booster studs.

10.
Remove the two screws retain-

ing the pedal support bracket to the

upper cowl brace and lower the pedal

support bracket away from the steer-

ing column studs.

11.
Remove the pedal support

bracket assembly from the vehicle.

12.
Position the pedal and support

bracket assembly in a vise.

13.
Remove the C-clamp to release

the clutch pedal from its bumper stop

and pivot the pedal away from the

bumper.procarmanuals.com