cabin filter CHRYSLER TOWN AND COUNTRY 2002 Service Manual

WATER PUMP
DESCRIPTION
The water pump on the 2.5L CRD diesel has a die
cast aluminum housing. It bolts to a aluminum hous-
ing which attaches to the engine block (Fig. 14).
OPERATION
The water pump is used to circulate coolant
through the cooling system. The coolant is pumped
through the engine block, cylinder head, heater core,
EGR cooler, cabin heater, and radiator.
REMOVAL
REMOVAL - WATER PUMP
(1) Disconnect negative battery cable.
(2) Drain cooling system (Refer to 7 - COOLING/
ENGINE/COOLANT - STANDARD PROCEDURE).
(3) Remove timing belt inner and outer covers
(Refer to 9 - ENGINE/VALVE TIMING/TIMING
BELT / CHAIN COVER(S) - REMOVAL).
(4) Remove water pump retaining bolts and pump
(Fig. 15).
REMOVAL - WATER PUMP HOUSING
(1) Disconnect negative battery cable.
(2) Drain cooling system (Refer to 7 - COOLING/
ENGINE/COOLANT - STANDARD PROCEDURE).
(3) Remove both outer and inner timing belt covers
(Refer to 9 - ENGINE/VALVE TIMING/TIMING
BELT / CHAIN COVER(S) - REMOVAL).
(4) Disconnect water pump housing to thermostat
housing bypass hose (Fig. 16).
(5) Remove the water pump housing retaining
nuts (Fig. 17).
(6) Remove water pump housing from engine block
(Fig. 17).
CLEANING
Clean gasket mating surfaces as necessary.
INSTALLATION
INSTALLATION - WATER PUMP
(1) Clean gasket mating surfaces as necessary.
(2) Place water pump and gasket in place. Install
water pump retaining bolts (Fig. 15). Torque bolts to
24.4N´m.
Fig. 14 WATER PUMP
1 - WATER PUMP HOUSING STUDS
2 - WATER PUMP
3 - RETAINING NUTS
4 - OIL COOLER RETAINING STUD
5 - OIL COOLER TO ENGINE BLOCK RETAINING BOLT
6 - OIL COOLER COOLANT HOSE
7 - ENGINE BLOCK
Fig. 15 WATER PUMP LOCATION
1 - CYLINDER HEAD
2 - ENGINE BLOCK
3 - OIL COOLER
4 - OIL FILTER HOUSING
5 - WATER PUMP
RGENGINE7a-23
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INSTALLATION
(1) With vehicle on a lift position the heater pipe
assembly and install the retaining screws.
(2) Install the heater unit intake pipe to the
heater unit(Refer to 24 - HEATING & AIR CONDI-
TIONING/CABIN HEATER/INLET HOSE - INSTAL-
LATION).
(3) Connect heater hoses to the heater unit and
tighten the clamps.
(4) Install heater unit intake pipe to heater unit
(Refer to 24 - HEATING & AIR CONDITIONING/
CABIN HEATER/INLET HOSE - INSTALLATION).
(5) Lower vehicle on lift.
(6) Install retaining nut to heater line under hood
bracket and tighten.
(7) Connect heater lines to heater hoses at heater
core and EGR port. Position spring clamps onto the
installed hoses.
(8) Refill cooling system(Refer to 7 - COOLING -
STANDARD PROCEDURE).
(9) Close hood.
LIQUID LINE
REMOVAL
The front air conditioner liquid line is serviced in two
sections. The front section connects between the con-
denser and the filter/drier and includes the high side
service port on the fitting for the filter/drier. The rear
section connects between the filter/drier and the expan-
sion valve and includes the fitting for the A/C pressure
transducer. On models equipped with the optional rear
air conditioner, the rear section of the front air condi-
tioner liquid line also includes a liquid line hose and
tube extension that connects the front liquid line to the
liquid line for the rear air conditioner.
WARNING: REFER TO THE APPLICABLE WARN-
INGS AND CAUTIONS FOR THIS SYSTEM BEFORE
PERFORMING THE FOLLOWING OPERATION.
(Refer to 24 - HEATING & AIR CONDITIONING/
PLUMBING - FRONT - WARNING - A/C PLUMBING)
and (Refer to 24 - HEATING & AIR CONDITIONING/
PLUMBING - FRONT - CAUTION - A/C PLUMBING).
FRONT SECTION
(1)
Recover the refrigerant from the refrigerant sys-
tem. (Refer to 24 - HEATING & AIR CONDITIONING/
PLUMBING - FRONT/REFRIGERANT - STANDARD
PROCEDURE - REFRIGERANT RECOVERY).
(2)Disconnect and isolate the battery negative cable.
(3) Remove the air cleaner housing from the right
side of the engine compartment.
(4) Remove the two large screws that secure the
front fascia and the outboard ends of the radiator
sight shield to the radiator closure panel crossmem-
ber (Fig. 28).
Fig. 27 AIR INTAKE AND HEATER PIPE ASSEMBLY
1 - INTAKE TUBE AIR INTAKE
2 - INTAKE PIPE
3 - RETAINING SCREWS
4 - INTAKE HEATER LINE
5 - RETURN HEATER LINE
Fig. 28 Radiator Sight Shield
1 - LARGE SCREWS (2)
2 - SMALL SCREWS (5)
3 - RADIATOR SIGHT SHIELD
4 - GRILLE INSERTS
5 - FRONT FASCIA
24 - 82 PLUMBING - FRONTRS
HEATER PIPES - DIESEL SUPPLEMENTAL HEATER - BUX (Continued)
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