Adjustment With Adjusting Tool; Brake Fluid; Brake Components; Brake Adjustment - Jeep Wrangler 1997 Manual

5 - 28
BRAKES
ADJUSTMENTS (Continued)
BRAKE SHOES
Fig. 60 Adjusting Gauge On Brake Shoes
NOTE : Bring vehicle to complete standstill at each
stop. Incomplete, rolling stops will not activate
automatic adjusters .
ADJUSTMENT WITH ADJUSTING TOOL
(1)
Be sure parking brake lever is fully released.
(2) Raise vehicle so rear wheels can be rotated
freely.
(3) Remove plug from each access hole in brake
support plates .
(4) Loosen parking brake cable adjustment nut
until there is slack in front cable .
(5) Insert adjusting tool through support plate
access hole and engage tool in teeth of adjusting
screw star wheel (Fig. 61).
Fig. 61 Brake Adjustment
(6)
Rotate adjuster screw star wheel (move tool
handle upward) until slight drag can be felt when
wheel is rotated .
SPECIFICATIONS
BRAKE FLUID
BRAKE COMPONENTS
TJ
(7)
Push and hold adjuster lever away from star
wheel with thin screwdriver.
(8) Back off adjuster screw star wheel until brake
drag is eliminated .
(9) Repeat adjustment at opposite wheel. Be sure
adjustment is equal at both wheels.
(10) Install support plate access hole plugs.
(11) Adjust parking brake cable and lower vehicle .
(12) Install brake drums and wheels and lower
vehicle.
(13) Drive vehicle and make one forward stop fol-
lowed by one reverse stop. Repeat procedure 8-10
times to operate automatic adjusters and equalize
adjustment .
NOTE: Bring vehicle to complete standstill at each
stop. Incomplete, rolling stops will not activate
automatic adjusters.
The brake fluid used in this vehicle must conform
to DOT 3 specifications and SAE J1703 standards.
No other type of brake fluid is recommended or
approved for usage in the vehicle brake system . Use
only Mopar brake fluid or an equivalent from a
tightly sealed container.
CAUTION : Never use reclaimed brake fluid or fluid
from an container which has been left open. An
open container will absorb moisture from the air
and contaminate the fluid .
CAUTION : Never use any type of a petroleum-
based fluid in the brake hydraulic system . Use of
such type fluids will result in seal damage of the
vehicle brake hydraulic system causing a failure of
the vehicle brake system .
Disc Brake Caliper
Type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Sliding
Disc Brake Rotor
Type . . . . . . . . . . . . . . . . . . . . . . . . . . . .Ventilated
Max. Runout. . . . . . . . . . . . . . .0.12 mm (0.005 in.)
Max. Thickness Variation . . .0.013mm (0.0005 in.)
Brake Drum
Size . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 x 2.5 in.
Brake Booster
Type . . . . . . . . . . . . . . . . . . . . . Tandem Diaphragm