Brake Booster

REMOVAL OF BRAKE BOOSTER

Master Cylinder Push Rod SetBrake Booster For 1973 Toyota Celica

1. REMOVE MASTER CYLINDER (See page BR-9)

2. REMOVE CLEVIS PIN FROM BRAKE PEDAL

Remove the clip and clevis pin.

3. DISCONNECT HOSE FROM BRAKE BOOSTER

4. REMOVE BRAKE BOOSTER

Remove the four nuts, and pull out the brake booster.

INSTALLATION OF BRAKE BOOSTER

1. ADJUST LENGTH OF BOOSTER PUSH ROD

Adjust the length of the booster push rod to provide th« specified clearance between the push rod and the master cylinder piston.

Brake Booster Pushrod Adjustment GaugeMk2 Supra Master Cylinder

(a) Set SST on the master cylinder, and lower the pin until its tip slightly touches the piston.

SST 09737-00010

NOTE: Take the measurement with the gasket in place.

(b) Turn SST upside down, and set it on the booster. SST 09737 00010

(c) Check that push rod lightly touches the pin head.

(d) Adjust the booster push rod length until the push rod lightly touches the pin head.

2. INSTALL BRAKE BOOSTER

(a) Install the brake booster over the gasket.

(b) Tighten the four nuts. Torque: 130 kg-cm (9 ft-lb, 13 N m)

3. CONNECT CLEVIS TO BRAKE PEDAL

Install the clevis pin and clip.

4. INSTALL MASTER CYLINDER (See steps 1, 2 and 4 on page BR-11)

5. CONNECT HOSE TO BRAKE BOOSTER

6. ADJUST BRAKE PEDAL (See page BR-6)

7. PERFORM OPERATIONAL CHECK (See page BR-7)

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