Jeep Cherokee 2000 Service Manual - page 1127
sliding the new camshaft bearing shell over proper
adapter.
(2) Position the rear bearing in the tool. Install
horseshoe lock and by reversing removal procedure,
carefully drive bearing shell into place.
(3) Install the remaining bearings in the same
manner. The Bearings must be carefully aligned
to bring oil holes into full register with oil pas-
sages from the main bearing. If the camshaft
bearing shell oil holes are not in exact align-
ment, remove and install them correctly.
(4) Install a new rear plate o-ring at the rear of
camshaft. Be sure this seal does not leak.
OIL PAN
REMOVAL
(1) Disconnect the negative battery cable.
(2) Raise the vehicle on hoist.
(3) Drain the oil.
(4) Remove the oil pan lower cover (Fig. 45).
(5) Remove the bolts from oil pan. Remove the 6
bolts that are on the inside of the oil pan.
(6) Remove the oil pan.
INSTALLATION
(1) Remove all gasket material from cylinder block.
Be careful not gouge or scratch aluminum pan seal-
ing surface.
(2) Apply a continuous 3 mm bead of Silicone
Sealer to oil pan, install within 10 minutes. Install
the oil pan.
(3) Install the inside oil pan bolts. Torque bolts to
11 N·m (8 ft. lbs.).
(4) Torque the smaller oil pan bolts to 11 N·m (8 ft.
lbs.). Torque the larger oil pan bolts to 25 N·m (18 ft.
lbs.).
(5) Install the oil drain plug. Torque to 79 N·m (58
ft. lbs).
(6) Lower the vehicle from hoist.
(7) Fill engine with proper amount of oil.
(8) Connect the negative battery cable.
OIL PUMP
REMOVAL
(1) Disconnect the negative battery cable.
(2) Remove the timing gear cover. Refer to timing
gear cover removal and installation in this section).
(3) Remove the oil pump (Fig. 46).
INSTALLATION
(1) Install new O-ring and lubricate with clean
engine oil.
(2) Install the oil pump. Torque screws to 27.5 N·m
(20 ft. lbs.). Check for normal backlash between
pump and crankshaft gears.
(3) Install the timing gear cover. Refer to timing
gear cover removal and installation in this section.
INTERNAL VACUUM PUMP
REMOVAL
(1) Disconnect the negative battery cable.
Fig. 45 Oil Pan
1 – LOWER OIL PAN COVER
2 – OIL DRAIN PLUG
Fig. 46 Oil Pump Removal
1 – CAMSHAFT GEAR
2 – CRANKSHAFT GEAR
3 – OIL PUMP
4 – VACUUM PUMP
XJ
ENGINE
9 - 33
REMOVAL AND INSTALLATION (Continued)