Dodge D150 1990 Service Manual page 689

14 - 6 FUEL SYSTEM
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Fig. 10 Removal and Installation of Fuel Pump
(6) Remove and r e t a i n pump m o u n t i n g bracket and
rubber collar from hose. C u t hose clamp on t h e sup-
p l y line t o t h e pump. Discard clamp. Remove pump/
filter assembly from hose (Fig. 11).
Fig. 11 Servicing Fuel Pump
(7) I f p u m p is operational but the filter requires re-
placement, gently " w a l k " a broad blade screwdriver
around t h e filter m o u n t i n g ferrule to remove filter
(Fig. 12). Care should be taken to avoid damage to
the p u m p i n l e t . I f p u m p is not operational, discard
entire assembly. Do n o t reuse filter.
ASSEMBLY
(1) Press new filter onto pump. (A new p u m p is
provided w i t h new filter.)
(2) Use a n e w clamp t o attach the pump to t h e sup-
p l y hose. Use Tool C-4124 to crimp clamp.
(3) Reposition pump m o u n t i n g bracket a n d rubber
collar o n supply hose between the bulge i n t h e hose
and t h e p u m p . (Fig. 11).
(4) Position the pump i n the reservoir so t h a t t h e
filter aligns w i t h the cavity i n the reservoir (Fig. 10).
Fig. 12 Servicing Fuel Filter
(5) Snap p u m p bracket/collar i n t o t h e reservoir
(Fig. 9).
(6) Position coil tube onto reservoir so t h a t t h e
d r a i n tube aligns w i t h m o u n t i n g lugs o n reservoir.
(Fig. 7).
(7) Snap lower-most coil i n t o m o u n t i n g lugs o n top
of the reservoir.
(8) Snap t h e d r a i n tube i n t o t h e lugs on t h e bottom
of the reservoir.
(9) Connect electrical wires to n e w sending u n i t
(Fig. 6).
(10) A l i g n index t a b on new level u n i t w i t h index
hole on m o u n t i n g bracket.
(11) A t t a c h n e w level u n i t to m o u n t i n g bracket
w i t h screws. ( F i g . 5).
(12) I n s t a l l reassembled u n i t i n t o fuel t a n k .
INSTALLATION
(1) W i p e seal area of t a n k clean.
(2) I n s t a l l a new O-ring seal on t h e p u m p .
(3) A l i g n fuel pump module w i t h r e t a i n i n g bracket
on bottom o f fuel t a n k (Fig. 13). The fuel p u m p mod-
ule m a y have a slight interference fit w i t h t h e
bracket.
(4) Push t h e module down and i n s t a l l t h e r e t a i n i n g
clamp. T i g h t e n clamp to 4.5 N»m (40 i n . lbs.) torque.
(5) I n s t a l l fuel t a n k . Refer to " F u e l T a n k s "
FUEL FILTER
REMOVAL
WARNING: THE TBI FUEL SYSTEM IS UNDER A
CONSTANT PRESSURE OF APPROXIMATELY 100
KPA (14.5 PSI). BEFORE SERVICING THE FUEL FIL-
TER THE FUEL SYSTEM PRESSURE MUST BE RE-
LEASED.
(1) Perform F u e l System Pressure Release proce-
dure.