Chrysler RAM TRUCK 2500 1994 Service Manual page 282

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COOLING SYSTEM 7 - 27
Fig. 34 Bracket Bolts—3.9L V-6 or 5.2/5.9L V-8
LDC-Gas Engines
Fig. 35 Bracket Bolts—5.9L HDC-Gas Engine
gain access to bypass hose. A block of wood may be
used to hold assembly i n position.
(15) Loosen and position both hose clamps to the
center of bypass hose. A special clamp tool (Fig. 27)
must be used to remove the constant tension clamps.
Remove hose from vehicle.
INSTALLATION
(1) Position bypass hose clamps to the center of
hose.
(2) Install bypass hose to engine.
(3) Secure both hose clamps.
(4) Install generator-A/C mounting bracket assem­
bly to engine. Tighten bolt number 1 (Fig. 29) to 41
N-m (30 ft. lbs.) torque. Tighten bolt number 2 (Fig.
29) to 28 N-m (20 ft. lbs.) torque. Tighten bracket
mounting bolts (Figs. 34 or 35) to 40 N-m (30 ft. lbs.)
torque.
(5) Install a new O-ring to the heater hose coolant
return tube (Figs. 32 or 33). Coat the new O-ring
with antifreeze before installation.
(6) Install coolant return tube and its mounting
bolt to engine (Figs. 32 or 33).
(7) Connect throttle body control cables.
(8) Install oil dipstick mounting bolt.
(9) 3.9L V-6 or &J2/5.9L V-8 LDC-Gas Engines:
Install idler pulley. Tighten bolt to 41 N-m (30 ft.
lbs.) torque.
5.9L HDC-Gas: Install automatic belt tensioner
assembly to mounting bracket. A dowel pin is located
on back of tensioner (Fig. 36). Align this to dowel
hole (Fig. 37) i n tensioner mounting bracket. Tighten
bolt to 41 N-m (30 ft. lbs.) torque.
BELT TENSIONER
DOWEL PIN J9307-63
Fig. 36 Tensioner Dowel Pin—5.9L HDC-Gas Engine
(10) Install drive belt. Refer to Belt Removal/In­
stallation i n the Engine Accessory Drive Belt section
of this group.
CAUTION: When installing the serpentine a c c e s s o r y
drive belt, the belt must be routed correctly. If not,
the engine may overheat due to the water pump ro­
tating in the wrong direction. Refer to Belt Schemat­
ics in the Engine A c c e s s o r y Drive Belt section of
this group for correct belt routing. The correct belt
with the correct length must be used.
(11) Install air cleaner assembly.
(12) Install upper radiator hose to radiator.