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PART 8·2-,
200, 250
CJ.D. SIX CYLINDER ENGINES
8-37
FIG. 41
-Oil Pan Gaskets
and Seals Installed
inlet tube and screen assembly (Fig.
40).
2.
Clean the gasket surfaces
of the
block
and oil
pan. The oil pan has a
two-piece gasket. Coat the block sur-
face and the
oil
pan gasket sur-
face
with oil-resistant sealer.
Position
the
oil
pan gaskets on the cylinder
block
(Fig.
41).
3. Position the oil pan front seal on
·
the cylinder front cover
(Fig.
41).
Be sure the tabs on the seal are
over the oil pan gasket.
4. Position the oil pan rear seal on
the rear main bearing cap
(Fig.
41).
Be sure the tabs pn the seal are
over the oil pan gasket.
5. Hold the oil pan in place
against the block and install a bolt,
finger-tight, on each side of the oil
pan. Install the remaining bolts.
Torque the bolts from the center
outward in each direction to speci-
fications.
6. Install the stabilizer bar.
INLET TUBE
~
.........
ASSEMBLY
34806
•
5
GASKET
6622~
6626
•
•
·t-34806-S
20346
20426·5
FIG. 42
-Typical Oil
Pump Assembly
7. Install the oil level dipstick.
Fill the crankcase with the proper
grade and quantity of engine oil.
Operate the engine and check for
oil leaks.
OIL PUMP
REMOVAL
1. Remove the oil pan and re-
lated parts as outlined under Oil
Pan Removal.
2. Remove the oil pump retain-
ing bolts and remove the oil pump,
gasket, and intermediate drive shaft.
INSTALLATION
1. Prime the oil pump by filling
either the inlet or outlet port with
engine oil. Rotate the pump shaft to
distribute the oil within the pump
body.
2. Position the intermediate drive
shaft into the distributor socket.
3. Position a new gasket on the
pump
housing.
Insert the intermed-
iate drive shaft
:nto
the oil pump.
Install the pump and shaft as an as-
sembly. Do not attempt to force the
pump into position
if
it
will
not seat
readHy. The drive shaft hex may be
misaligned with the distributor shaft.
To align, rotate the intermediate
drive shaft into a new position.
Torque
the
oil
pump
retaining
screws to specifications.
4. Install the oil pan and related
parts as outlined under Oil Pan In-
stallation.
DISASSEMBLY
1. Remove the oil inlet tube from
the oil pump and remove the gasket.
2. Remove the cover retaining
screws, and remove the cover. Re-
move the inner rotor and shaft as-
sembly, and remove the outer race.
3. Insert a self-threading sheet
metal screw of the proper diameter
into the oil pressure relief valve
chamber cap
and·
pull the cap out
of
the chamber. Remove the spring and
plunger.
CLEANING AND INSPECTION
Refer to
Page
8'
- 19
for
the cleaning and
inspection
proce-
dures.
ASSEMBLY
The oil pump assembly
is shown
in Fig. 42.
1. Oil all parts thoroughly.
2. Install the oil pressure relief
valve plunger, spring, and a new cap.
3. Install the outer race, and the
inner rotor and shaft assembly. Be
sure the Identification mark on the
rotor and on the outer race both
face to the bottom of the pump. The
inner rotor and shaft, and the outer
race are serviced as an assembly.
One part should not be replaced
without replacing the other. InstaD
the cover and torque the cover re-
taining screws to specifications.
4. Position a new gasket and the
oil inlet tube on the oil pump and
install the retaining bolts.
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