Assembly; Installation - Chrysler Vehicle User Manual

9 - 52 ENGINE 2.4L
OIL PUMP (Continued)
(4) If inner rotor measures 9.40 mm (0.370 in.) or
less replace inner rotor (Fig. 87).
Fig. 85 Checking Oil Pump Cover Flatness
1 - STRAIGHT EDGE
2 - FEELER GAUGE
3 - OIL PUMP COVER
Fig. 86 Measuring Outer Rotor Thickness

ASSEMBLY

(1) Assemble pump, using new parts as required.
Install the inner rotor with chamfer facing the
cast iron oil pump cover.
(2) Prime oil pump before installation by filling
rotor cavity with engine oil.
(3) Install cover and tighten fasteners to 12 N·m
(105 in. lbs.).
CAUTION: Oil pump pressure relief valve must be
installed correctly or serious engine damage may
occur.
(4) Install relief valve, spring, gasket and cap.
Tighten cap to 41 N·m (30 ft. lbs.).
Fig. 87 Measuring Inner Rotor Thickness

INSTALLATION

(1) Make sure all surfaces are clean and free of oil
and dirt.
(2) Apply Mopar Gasket Maker to oil pump as
shown in (Fig. 88). Install O-ring into oil pump body
discharge passage.
Fig. 88 Oil Pump Sealing - Typical
1 - O-RING
2 - SEALER LOCATION
(3) Prime oil pump with engine oil before installa-
tion.
(4) Align oil pump rotor flats with flats on crank-
shaft. Install the oil pump to the block.
CAUTION: To align, the front crankshaft seal MUST
be out of pump, or damage may result.
TJ