Dodge D150 1990 Service Manual page 774

Rear wheel drive ram truck
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SPRINGS/SHOCK ABSORBERS
17 - 7
(2) I n s t a l l the r e t a i n i n g n u t s on t h e b a l l studs and
t i g h t e n t h e upper n u t w i t h 142 N n n (105 ft-lbs)
torque and t h e lower n u t , i f a 11/16-16 bolt, w i t h 183
N n n (135 ft-lbs) torque or, i f a 3/4-16 bolt, w i t h 237
N n n (175 ft-lbs) torque. I n s t a l l replacement
cotter
pins.
(3) I n s t a l l t h e strut (Fig. 7). T i g h t e n t h e strut-to-
lower suspension a r m bolts w i t h 136 N n n (100 ft-lbs)
torque. T i g h t e n the s t r u t f r o n t n u t w i t h 70 N-m (50
ft-lbs) torque. I n s t a l l the s p r i n g p i n .
(4) Connect t h e stabilizer b a r ( i f equipped) a n d
t i g h t e n t h e l i n k w i t h 11 N n n (100 in-lbs) torque. Re-
move the s p r i n g compressor tool.
(5)
I n s t a l l t h e shock absorber
b u s h i n g i n t h e
bracket. Place the lower retainer o n the s t u d a n d po-
s i t i o n the shock absorber w i t h i n t h e coil s p r i n g (Fig.
7). I n s t a l l and t i g h t e n t h e upper stud n u t a n d t h e
lower r e t a i n i n g bolts " f i n g e r - t i g h t " .
A f t e r t h e v e h i c l e h a s b e e n l o w e r e d t o t h e s u r -
f a c e , t i g h t e n t h e u p p e r s t u d n u t w i t h 34 N n n (25
f t - l b s ) t o r q u e a n d t h e l o w e r r e t a i n i n g b o l t s w i t h
23 N n n (17 ft-lbs/200 i n - l b s ) .
(6) Position the brake splash shield on t h e steering
k n u c k l e , i n s t a l l a n d t i g h t e n t h e a t t a c h i n g screws
w i t h 23 N n n (200 in-lbs) torque.
(7) Carefully i n s t a l l t h e hub/rotor on t h e steering
k n u c k l e spindle, followed b y t h e outer wheel bearing,
t h e washer and the adjustment n u t . T i g h t e n the ad-
j u s t m e n t n u t w i t h 48 N n n (35 ft-lbs) torque w h i l e ro-
t a t i n g hub/rotor. Stop t h e hub/rotor r o t a t i o n a n d
loosen t h e adjustment n u t t o completely release t h e
wheel bearing "preload". Next, t i g h t e n t h e adjust-
m e n t n u t "finger-tight", and i n s t a l l n u t lock and cot-
t e r p i n . T h e result of t h e adjustment should be
0.0001 t o 0.003 inch (0.0025 t o 0.76 m m ) "end play".
Clean the dust cap, apply a l i g h t coat o f wheel bear-
i n g l u b r i c a n t to t h e inside surface and i n s t a l l i t on
t h e hub.
(8) Position the inboard brake p a d o n t h e brake
caliper adapter w i t h t h e pad flanges engaged w i t h
t h e adapter rails. Slowly slide t h e caliper i n t o posi-
t i o n i n t h e adapter and over t h e brake rotor. A l i g n
t h e caliper on t h e adapter r a i l s . Use care t o avoid
p u l l i n g the protective dust boot f r o m the grooves as
t h e caliper piston a n d boot slide over t h e inboard
brake pad.
I f necessary, r e f e r t o G r o u p 5 — B r a k e s f o r a d -
d i t i o n a l i n s t a l l a t i o n i n f o r m a t i o n .
(9) I n s t a l l t h e a n t i - r a t t l e springs and t h e retainer
clips, and t i g h t e n w i t h 20 N n n (15 ft-lbs/180 in-lbs)
torque.
T h e i n b o a r d shoe a n t i - r a t t l e s p r i n g m u s t a l -
w a y s b e i n s t a l l e d o n t o p o f t h e r e t a i n e r s p r i n g
p l a t e .
(10) I n s t a l l t h e wheel/tire a n d t h e wheel cover.
Raise the vehicle, remove the supports, lower the ve-
hicle and remove the block from t h e brake pedal.
(11) T i g h t e n the shock absorber n u t and bolts w i t h
the specified torque.
(12) Test the vehicle brakes and t h e suspension for
proper operation.
FRONT LEAF SPRINGS (4WD)—REMOVAL/
INSTALLATION
REMOVAL
(1) Use a chain hoist or a h y d r a u l i c crane con-
nected t o tow hooks o r t o t h e frame t o raise the ve-
hicle u n t i l a l l weight i s removed
from
t h e front
springs.
(2) W i t h the front tires i n contact w i t h the surface,
position support stands under the frame side r a i l s .
(3) Remove t h e nuts, t h e lockwashers, and t h e U -
bolts t h a t attach t h e s p r i n g t o t h e axle shaft tubes
(Figs. 9 and 10).
L E F T
S I P E
J9017-32
Fig. 9 Front Suspension W/Model 44 Axle—W-150,
W-250, W-350 & AW-150 Vehicles
(4) Remove t h e spring front "eye" pivot n u t a n d
bolt, the rear spring shackle nuts, the spring shackle
plates, and remove the s p r i n g from the vehicle (Figs.
9 and 10).
INSPECTION
(1) Inspect the s p r i n g a n d shackle "eye" bushings,
the shackle bolts, t h e shackle plates, t h e shackle
bracket and t h e spring "eye" (pivot) bolts for exces-
sive wear and damage. Replace a l l excessively w o r n
and damaged components (Figs. 9 and 10).
(2) Examine the condition of the s p r i n g center bolt
(Figs. 9 and 10) and ensure t h a t the n u t is correctly
tightened. I f necessary, t i g h t e n t h e center bolt n u t
w i t h 20 N n n (15 ft-lbs) torque.

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