Dodge D150 1990 Service Manual page 908

• AUTOMATIC TRANSMISSION 21 - 57
(8) L u b r i c a t e t h e p u m p seal a n d converter h u b
w i t h t r a n s m i s s i o n fluid or p e t r o l e u m j e l l y a n d i n s t a l l
t h e converter.
(9) I n s t a l l t h e transmission a n d converter h o u s i n g
d u s t shield
(10) L o w e r t h e vehicle.
DIAGNOSIS GUIDES AND CHARTS
T h e diagnosis guides a n d charts provide a d d i t i o n a l
reference a for transmission diagnosis.
T h e guides provide basic procedures for conditions
i n v o l v i n g , abnormal noise, fluid leaks, or i f t h e v e h i -
cle w i l l n o t move forward or i n reverse.
T h e diagnosis chart provides general i n f o r m a t i o n
o n a v a r i e t y o f transmission f a u l t conditions.
T h e h y d r a u l i c flow charts o u t l i n e fluid flow a n d
h y d r a u l i c c i r c u i t r y . C i r c u i t operation is p r o v i d e d for
a l l gear ranges. N o r m a l w o r k i n g pressures a r e also
supplied for each of t h e various gear ranges.
VEHICLE WILL NOT MOVE
CHECK THE TRANSMISSION FLUID LEVEL
BEFORE STARTING THE ENGINE IF NO
FLUID IS VISIBLE ON THE DIP STICK, ADD
FLUID TO THE "L" MARK BEFORE
STARTING THE ENGINE. THEN START THE
ENGINE WITH THE TRANSMISSION IN
N O ABNORMAL NOISE,
MOVE THE SELECTOR TO A FORWARD
DRIVE RANGE AND OBSERVE THE
PROPELLER SHAFT FOR TURNING.
PROPELLER SHAFT TURNS]
BUT REAR WHEELS
DO NOT TURN, INSPECT
FOR BROKEN REAR
AXLE PARTS.
PROPELLER SHAFT DOES
NOT TURN.
REMOVE THE
TRANSMISSION OIL PAN.
INSPECT FOR DEBRIS.
ABNORMAL NOISE.
STOP ENGINE IMMEDIATELY.
REMOVE TRANSMISSION
AND CONVERTER AS AN ASSEMBLY-
DISASSEMBLE, CLEAN AND INSPECT ALL
PARTS; CLEAN THE VALVE BODY, INSTALL
ALL NEW SEALS, RINGS, AND GASKETS;
REPLACE WORN OR DEFECTIVE PARTS.
1
NO DEBRIS
REMOVE VALVE BODY.
DISASSEMBLE CLEAN AND
INSPECT ALL PARTS.
REASSEMBLE, INSTALL AND
CHECK PRESSURES AND
OPERATION.
DEBRIS IS PRESENT.
REMOVE THETRANSMISSION AND
CONVERTER AS AN ASSEMBLY.
DISASSEMBLE, CLEAN AND INSPECT
ALL PARTS. CLEAN VALVE BODY;
INSTALL ALL NEW SEALS, RINGS
AND GASKETS; REPLACE WORN OR
DEFECTIVE PARTS.
1
NO DEBRIS
REMOVE VALVE BODY.
DISASSEMBLE CLEAN AND
INSPECT ALL PARTS.
REASSEMBLE, INSTALL AND
CHECK PRESSURES AND
OPERATION.
DEBRIS IS PRESENT.
REMOVE THETRANSMISSION AND
CONVERTER AS AN ASSEMBLY.
DISASSEMBLE, CLEAN AND INSPECT
ALL PARTS. CLEAN VALVE BODY;
INSTALL ALL NEW SEALS, RINGS
AND GASKETS; REPLACE WORN OR
DEFECTIVE PARTS.
PV567