Oil Pump; Oil Pan; Oil Pump Exploded View - Jeep J-10 Series 1982 Technical & Service Manual

1B-18 ENGINES
(3) Apply 1/16-inch (1.6 mm) diameter bead of RTV
sealant to oil pump drive shaft retainer plate.
(4) Install retainer plate with bolts and tighten with
10 foot-pounds (14 N«m) torque.
(5) Install upper alternator bracket and alternator.
Adjust belt tension. Refer to Chapter 1C—Cooling Sys
tems for procedure.
OH Pump
>
Rianval
(1) Drain oil and remove oil pan.. Refer to Oil Pan
Removal for procedure.
(2) Remove two flange mounting bolts and nut from
main bearing cap bolt and remove oil pump and pickup
assembly as unit.
DltasstaMy
(1) Remove cover attaching screws, cover, idler gear
and drive gear and shaft (fig. 1B-29).
(2) Remove pressure regulator valve and valve
parts.
OIL
PUMP
GEARS
OIL PUMP
ORIVESHAFT
PRESSURE
RELIEF
AND SPRING
cf
OIL PUMP
COVER
OIL PUMP
PICKUP
TUBE AND
STRAINER
90792D
R|. 1B-29 Oil Pump-Exploded View
NOTE: Do not disturb oil pickup pipe on strainer
screen or body. This pipe is attached during factory
assembly.
(3) If any of the following discrepancies are ob
served during inspection, complete pump assembly
should be replaced.
(a) Pump body has cracks or excessive wear.
(b) Pump gears have cracks, excessive wear and
damage.
(c) Shaft is loose in housing.
(d) Inside of cover has wear that would permit
oil to leak past ends of gears.
(e) Oil pick-up assembly has damage to strainer
screen or relief grommet.
NOTE: If present, remove debris from strainer screen
surface.
(f) Pressure regulator valve plunger does not
fit properly in body.
Assembly
(1) Place drive gear and shaft in pump body.
(2) Install idler gear so that smooth side of gear will
be toward cover.
(3) Install cover and attaching screws. Tighten
screws with 9 foot-pounds (17 N*m) torque and ensure
that shaft turns freely.
(4) Install regulator valve plunger, spring, retainer
and pin.
Instillation
(1) Position oil pump gear shaft tang to align with
oil pump drive shaft slot. Install oil pump-to-block posi
tioning flange over oil pump drive shaft lower bushing.
Do not use gasket. Tighten bolts with 18 foot-pounds (25
N*m) torque.
NOTE: Oil pump should slide easily into place. If not,
remove shaft and relocate slot
(2) Install oil pan using new gaskets and seals. Re
fer to Oil Pan Installation for procedure.
Oil Pan
Removal
(1) Remove battery negative cable.
(2) Raise vehicle and drain engine oil from oil pan.
(3) Remove starter motor.
(4) Remove oil pan.
(5) Thoroughly clean gasket surfaces of oil pan and
cylinder block. Remove all sludge and debris from oil
pan sump.
Installation
(1) Install rear oil pan gasket in rear main bearing
cap and apply small quantity of RTV sealant in depres
sion where pan gasket contacts block.
(2) Position gasket on oil pan. Apply 1/8 x 1/4-inch
(3x6 mm) bead of RTV sealant at split lines of front and
side gasket.
(3) Position oil pan. Insert and tighten screws with
45 inch-pounds (5 N*m) torque.
(4) Install starter motor. Tighten 3/8-inch bolts
with 17 foot-pounds (24 N*m) torque. Tighten nut with
40 inch-pounds (4.5 N*m) torque. Connect battery cable
and solenoid wire to starter motor solenoid.
(5) Lower vehicle.
(6) Connect battery negative cable. Refill crankcase
with oil.