Jeep 1997 Grand Cherokee Service Manual page 261

CLAMP NUMBER/ LETTER A/C CONDENSER TYPICAL LOCA- TENSION HOSE CLAMP TION
ZG
REMOVAL AND INSTALLATION (Continued)
Fig. 46 Clamp Number/Letter Location
(4) 4.0L Engine: Remove the four fan hub-to-wa-
ter pump pulley mounting nuts (Fig. 48). Carefully
remove the fan assembly from the water pump pulley
CONSTANT TYPICAL HOSE SEALS DENSER AND RADIATOR) (BETWEEN RADIATOR TO BODY SEAL
Fig. 47 Air Seals—Typical
LOWER SEAL A/C CON- (RIGHT) RADIATOR TO BODY SEAL
and position to center of fan shroud. Fan belt
removal is not necessary as the water pump studs
will hold the pump pulley in position.
(5) Do not remove fan/viscous fan drive assembly
from vehicle at this time.
(6) 5.2/5.9L Engines: The thermal viscous fan
drive is attached (threaded) to the water pump hub
shaft (Fig. 49). Remove fan/viscous fan drive assem-
bly from water pump by turning mounting nut coun-
terclockwise as viewed from front. Threads on
viscous fan drive are RIGHT HAND. A Snap-On 36
MM Fan Wrench (number SP346 from Snap-On
Cummins Diesel Tool Set number 2017DSP) can be
used. Place a bar or screwdriver between water
pump pulley bolts (Fig. 49) to prevent pulley from
rotating. Drive belt removal is not necessary for
removal of fan drive.
(7) Do not attempt to remove fan/viscous fan drive
assembly from vehicle at this time.
(8) Remove the two fan shroud-to-upper radiator
crossmember mounting nuts (Fig. 50).
(9) Remove the fan assembly and fan shroud (as
one unit) from vehicle.
(10) Special quick-connect fittings are used to join
the transmission cooling lines to the radiator.
Removal procedures are different between the 4.0L
and 5.2/5.9L engines. Disconnect the cooling lines
ATOR AND UPPER CROSSMEM- UPPER SEALS (BETWEEN RADI- (LEFT) BER)
COOLING SYSTEM
ALIGNMENT DOWELS (2) RADIATOR
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