Installation - Dodge dakota 2002 Service Manual

DR
ENGINE COOLANT THERMOSTAT- 5.7L/5.9L (Continued)
Fig. 20 Automatic Belt Tensioner – 5.9L Engines
1 - IDLER PULLEY
2 - TENSIONER
3 - FAN BLADE
WARNING: CONSTANT TENSION HOSE CLAMPS
ARE USED ON MOST COOLING SYSTEM HOSES.
WHEN REMOVING OR INSTALLING, USE ONLY
TOOLS DESIGNED FOR SERVICING THIS TYPE OF
CLAMP. ALWAYS WEAR SAFETY GLASSES WHEN
SERVICING CONSTANT TENSION CLAMPS.
CAUTION: A number or letter is stamped into the
tongue of the constant tension clamps (Fig. 21). If
replacement is necessary, use only an original
equipment clamp with a matching number, letter
and width.
(7) Remove the radiator upper hose clamp and
upper hose at the thermostat housing.
(8) Position the wiring harness (behind thermostat
housing) to gain access to the thermostat housing.
(9) Remove the thermostat housing mounting
bolts, thermostat housing, gasket and thermostat
(Fig. 22). Discard old gasket.

INSTALLATION

(1) Clean the mating areas of the intake manifold
and thermostat housing.
(2) Install the thermostat (spring side down) into
the recessed machined groove on the intake manifold
(Fig. 22).
(3) Install the gasket on the intake manifold and
over the thermostat (Fig. 22).
Fig. 21 SPRING CLAMP SIZE LOCATION
1 - SPRING CLAMP SIZE LOCATION
Fig. 22 Thermostat – 5.9L Engines
1 - THERMOSTAT HOUSING
2 - GASKET
3 - INTAKE MANIFOLD
4 - THERMOSTAT
5 - MACHINED GROOVE
(4) Position the thermostat housing to the intake
manifold. Note: The word FRONT stamped on hous-
ing (Fig. 23). For adequate clearance, this must be
placed towards the front of the vehicle. The housing
is slightly angled forward after the installation to the
intake manifold.
(5) Install the housing-to-intake manifold bolts.
Tighten the bolts to 23 N·m (200 in. lbs.).
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