Adapter And Pinion Removal; Speedometer Adapter And Pinion Components; Installing Adapter Oil Seal And Lock Ring - Dodge D150 1990 Service Manual

• MANUAL TRANSMISSION 21-17
gear o i l around the leak point. I f leakage i s not evi-
dent, the condition i s probably the result of a n u n -
d e r f i l l condition.
I f a i r powered lubrication equipment is used t o fill
a transmission, be sure t h e equipment is properly
calibrated. E q u i p m e n t out o f c a l i b r a t i o n can lead t o
an u n d e r f i l l condition.
CLUTCH PROBLEMS
W o r n , damaged, or misaligned clutch components
can cause h a r d shifting, gear clash and noise.
A w o r n p i l o t b u s h i n g w i l l cause noise and i n p u t
shaft m i s a l i g n m e n t . The r e s u l t is h a r d s h i f t i n g a n d
noise.
A w o r n or damaged clutch disc, pressure plate, o r
release b e a r i n g c a n cause h a r d shifting a n d gear
clash.
Damaged or w o r n clutch h y d r a u l i c components, o r
leaks i n the f l u i d lines or cylinders w i l l cause h a r d
s h i f t i n g and gear clash. A major failure o f one o f t h e
clutch h y d r a u l i c cylinders w i l l cause incomplete
clutch release o r engagement.
Be sure t h a t t h e clutch components are a l l i n good
condition before r e m o v i n g t h e transmission for r e -
pair.
S E R V I C E IN V E H I C L E
INDEX
Page
Extension Housing Yoke Seal Replacement . . . . . 18
Gearshift Lever 18
Page
Speedometer Pinion And Adapter Service . . . . . . . 17
Transmission Wiring Harness 18
SPEEDOMETER PINION AND ADAPTER SERVICE
Rear axle gear r a t i o and t i r e size determines p i n -
i o n gear usage. I f the gear m u s t be replaced, consult
the parts catalogue for correct application.
ADAPTER AND PINION REMOVAL
(1) Raise t h e vehicle and position a d r a i n pan u n -
der the speedometer adapter.
(2) Disconnect t h e wires f r o m the distance sensor
(Fig. 2).
(3) Loosen the distance sensor coupling and remove
the sensor f r o m t h e speedometer adapter (Fig. 2).
(4) Remove t h e bolt a n d retainer securing t h e
speedometer p i n i o n adapter i n the extension housing
(Fig. 2).
(5) Carefully w o r k the adapter and p i n i o n out of
the extension housing.
(6) Remove and discard t h e adapter O-ring.
(7) Inspect t h e adapter. I f transmission f l u i d is
found i n the coupling section of the adapter housing,
the o i l seal is l e a k i n g and w i l l require replacement.
Refer t o Adapter O i l Seal Replacement
ADAPTER OIL SEAL REPLACEMENT
(1) Remove t h e C-shaped lock r i n g securing t h e
seal i n the adapter (Fig. 2).
(2) Remove t h e o l d seal f r o m the adapter w i t h a
s m a l l screwdriver or hooked tool.
(3) S t a r t t h e new seal i n the adapter by hand and
insert the lock r i n g i n the adapter.
(4) Seat t h e seal i n the adapter w i t h tool C-4004
(Fig. 3). Press t h e seal and lock r i n g into place u n t i l
the i n s t a l l e r tool bottoms.
LOCK
RING
SPEEDOMETER
PINION
GEAR
ADAPTER O-RING
SPEEDOMETER ADAPTER
RETAINER
* DISTANCE SENSOR
J9021-73
Fig. 2 Speedometer Adapter And Pinion
Components
ADAPTER LOCK RING
TOOL
OIL SEAL
RH263
Fig. 3 Installing Adapter Oil Seal And Lock Ring