TOYOTA PREVIA 91-97 REPAIR MANUAL

(Tam Dominh) #1

9-32 BRAKES


Fig. 124 Coat the mating areas with Lithium grease


  1. Remove the two mounting bolts and disconnect the rear digi; brake
    assembly. Suspend the disc with wire from the strut spring or a cof venient
    location on the body.

  2. Place matchmarks on the axle hub and disc, then pull the d sc from
    the hub. If the disc is stubborn, return the shoe adjuster until the w] leel
    spins freely, and remove the disc.

  3. Using a suitable spring tool, remove the return springs.

  4. Remove the hold-down spring, cups and pin on each side.

  5. Remove the shoe strut with the adjuster spring.
    7 Slide the front shoe out and remove the adjuster. Unhook thi^ ten-
    sion spring and remove the front shoe.

  6. Slide the rear shoe out and remove the tension spring. Disconnect
    the parking brake cable from the lever..
    To install:
    9 Lubricate all shoe sliding surfaces of the backing plate and tie
    threads and head of the adjuster with a high temperature Lithium grease or
    equivalent.

  7. Connect the parking brake cable to the to the rear shoe level] Install
    the shoe hold down springs, cups and pins.

  8. Slide the rear shoe in between the hold down spring cup an'
    backing plate.


the

CAUTION


Do not allow the brake shoe rubbing surface to come in contact
with the grease on the backing plate.


  1. Hook the one end of the tension spring to the rear shoe and connect
    the front shoe to the other end of the spring. Install the adjuster between the
    front and rear shoes. Slide the front shoe in between the hold down spring
    cup and the backing plate.

  2. Install the strut so that the spring end is forward.

  3. Install the front and then the rear return springs using the removal
    tool,

  4. Before installing the disc, lightly polish the disc and shoe surfaces
    with a fine grit emery cloth. Position the rotor disc onto the axle hub so
    that the hole on the rear axle shaft is aligned with the service hole on the
    disc.

  5. Adjust the parking brake shoe clearance, then settle the parking
    brake shoes and disc.

  6. Attach the disc brake assembly to the backing plate and tighten the
    bolt to 34 ft. Ibs. (47 Nm).

  7. Install the rear wheels and lower the vehicle.


ADJUSTMENTS

After the brake disc is installed, the parking brake shoe clearance must
be adjusted.


  1. Temporarily install the lug nuts.

  2. Remove the adjuster hole plug.

  3. Using a brake tool, turn the adjuster and expand the shoes until the
    disc locks.

  4. Return the adjuster eight notches.

  5. Install the hole plug.

  6. Install the rear brake caliper assembly, remove the lugnuts.

  7. Install the rear wheel.

  8. Settle the parking brake shoes and disc as follows:
    a. Drive the vehicle at about 321 mph (50 km) on a safe, level and
    dry road.
    b. With the parking brake release button pushed in, pull on the lever
    with 20 Ib. (88N) of force.
    c. Drive the vehicle for about 1 /4 miles (400 meters) in this condi-
    tion.
    d. Repeat the procedure 2 or 3 times.

  9. Recheck and adjust the parking brake lever travel.


Front Front

Left Wheel

Fig. 125 Assemble the parking brake components in the correct direction

Right Wheel
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