Chrysler RAM TRUCK 2500 1994 Service Manual page 224

ADJUSTER
LEVER
ADJUSTER
SPRING
RETAINER
J9405-68
Fig. 9 Positioning Retainer On Adjuster Lever
(7) Install secondary brakeshoe and adjuster lever
as follows:
(a) Insert secondary shoe holddown pin through
support plate.
(b) Position secondary brakeshoe on support
plate and insert pin through shoe.
(c) Position adjuster lever on brakeshoe and in­
sert holddown spring inner retainer into lever and
shoe. Inner retainer has shoulder on i t which seats
in lever and shoe.
(d) Install holddown spring over pin and seat i t
in inner retainer. Then install and seat holddown
spring outer retainer on pin with holddown spring
tool (Fig. 7).
(8) Install adjuster lever spring between brakeshoe
and lever. Be sure spring is seated on lever tang.
(9) Attach shoe spring to secondary brakeshoe.
Long end of spring goes i n secondary shoe.
(10) Install oval shaped spring on park brake strut
and engage spring end of strut i n secondary brake-
shoe.
(11) Install primary brakeshoe on support plate.
Use new holddown spring, pin and retainers to se­
cure shoe. Be sure parking brake strut is seated i n
both brakeshoes.
(12) Install adjuster screw assembly. Be sure star
wheel is positioned adjacent to adjuster lever and
that notches i n adjuster screw are properly seated on
brakeshoes.
CAUTION: Be sure the adjuster s c r e w s were not in­
termixed and are installed on the correct side. The
driver side adjuster screw has right hand threads
and the passenger side has left hand threads. Also
be sure the short end of the screw is toward the
secondary brakeshoe.
(13) Attach shoe spring to primary brakeshoe. Use
brake spring pliers and long screwdriver to seat
spring i n shoe.
(14) Install shoe guide plate on anchor pin.
(15) Attach adjuster spring to spring retainer at
top of adjuster lever. Then seat spring on anchor pin
with brake spring pliers.
Fig. 10 Assembling Adjuster Lever, Spring And
Retainer
(16) Install secondary brakeshoe return spring. At­
tach short end of spring to brakeshoe. Then hook op­
posite end on adjuster spring (Fig. 8). Use brake
spring pliers, or a long shank screwdriver to engage
return spring in adjuster spring.
(17) Install primary brakeshoe return spring.
(18) Check component installation. Be sure ad­
juster screw, wheel cylinder links and park brake
strut are all seated i n brakeshoes (Fig. 11).
(19) Adjust brakeshoes to drum with brake gauge.
(20) Install brake drums.
(21) Install wheel and tire assemblies and lower
vehicle.
(22) Tighten wheel lug nuts to following torque:
• 163-203 N-m (120-150 ft. lbs.) on 8 stud single
wheel
• 176-217 N-m (130-160 ft. lbs.) on 8 stud dual wheel
(23) Install wheel cover or hub cap.
WHEEL CYLINDER REMOVAL (ALL)
(1) Lift adjuster lever away from adjuster screw.
Then turn screw star wheel until screw is fully re­
tracted.
(2) Remove brakeshoe return springs, adjuster
spring and adjuster screw. Move upper ends of brake-
shoes apart to provide removal clearance for wheel
cylinder links.
(3) I f brakeline and fitting are rusty, or corroded,
apply liberal quantity of Mopar rust penetrant to line
and fitting. This will break corrosion and avoid dam­
aging brakeline during removal.
(4) Disconnect brakeline from wheel cylinder.
(5) Remove wheel cylinder attaching screws and
remove cylinder from support plate
WHEEL CYLINDER OVERHAUL (ALL)
Wheel Cylinder Disassembly
(1) Pull links out of cylinder boots.