Dodge 2000 DURANGO Service Manual page 580

DN
REMOVAL AND INSTALLATION (Continued)
Fig. 124 Oil Pump and Primary Timing Chain
Tightening Sequence
Fig. 125 Oil Pressure Sending Unit
1 – BELT
2 – OIL PRESSURE SENSOR
3 – OIL FILTER
4 – ELEC. CONNECTOR
(2) Remove accessory drive belt refer to Group 7,
Cooling System for procedure.
(3) Remove A/C compressor mouning fasteners and
set aside.
(4) Drain cooling system. Refer to Group 7, Cooling
System for procedure.
(5) Remove upper radiator hose.
(6) Using Special Tools 6958 Spanner with Adapter
Pins 8346 loosen fan and viscous assembly from
water pump (Fig. 126).
(7) Remove fan and viscous assembly.
Fig. 126 Fan Assembly—Removal/Installation
1 – SPECIAL TOOL 6958 SPANNER WRENCH WITH ADAPTER
PINS 8346
2 – FAN
(8) Disconnect electrical connector for fan mounted
inside radiator shroud.
(9) Remove radiator shroud attaching fasteners.
NOTE: Transmission cooler line snaps into shroud
lower right hand corner.
(10) Remove radiator shroud.
(11) Remove crankshaft damper bolt.
(12) Remove damper using Special Tools 8513
Insert and 1026 Three Jaw Puller (Fig. 127).
(13) Using Special Tool 8511, remove crankshaft
front seal (Fig. 128).
INSTALLATION
CAUTION: To prevent severe damage to the Crank-
shaft, Damper or Special Tool 8512, thoroughly
clean the damper bore and the crankshaft nose
before installing Damper.
(1) Using Special Tool 8348 and 8512, install
crankshaft front seal (Fig. 129).
4.7L ENGINE 9 - 71