ISUZU TROOPER 1998 Service Repair Manual

AIR CONDITIONING 1B Ð 35
CONDENSER FAN MOTOR
Removal Steps
(1) Condenser Fan Motor
(2) Fan Motor Shroud
(3) Motor Fan(4) Condenser Unit Net
(5) Radiator Grille
(6) Condenser Fan Assembly
(7) Shroud Bracket
5
4
3
2
1
7
6
875RY00002

1B Ð 36 AIR CONDITIONING
Removal
1. Disconnect the battery ground cable.
2. Discharge and recover refrigerant.
·Refer to Refrigerant Recovery in this section.
3. Remove radiator grille.
4. Remove condenser fan assembly.
·Disconnect the fan motor connector and
remove the 4 fixing bolts.
5. Remove condenser unit net.
·Remove the 4 fixing screws.
6. Remove motor fan.
7. Remove condenser fan motor.
Installation
To install, follow the removal steps in the reverse
order, noting the following point.
1. Route the fan motor harness in its previous
position and fix it securely with clip and bracket.

AIR CONDITIONING 1B Ð 37
Removal Steps
1. Radiator grille
2. Pressure switch connector
3. Refrigerant line
4. Bracket bolt
5. Receiver/drier
Installation Steps
To install, follow the removal steps in the
reverse order.
RECEIVER/DRIER
3
35 2
4
1
REMOVAL
Preparation:
·Disconnect the battery ground cable
·Discharge and recover refrigerant (Refer to
ÒREFRIGERANT RECOVERYÓ in this section.)
1. Radiator Grille
2. Pressure Switch Connector
3. Refrigerant Line
When removing the line connected part, the
connecting part should immediately be plugged or
capped to prevent foreign matter from being mixed
into the line.
4. Bracket Bolt
5. Receiver/Drier
Loosen the bolt, then, using care not to touch or bend
the refrigerant line, carefully pull out the receiver/
drier.

1B Ð 38 AIR CONDITIONING
INSTALLATION
To install, follow the removal steps in the reverse order,
noting the following points:
1. If installing a new receiver/drier, be sure to add 30 cc
(0.8 Imp fl oz) of new compressor oil to a new one.
2. Put the receiver/drier in the bracket, and connect with
the refrigerant line. Check that no excessive force is
imposed on the line. Fasten the bracket bolt to the
receiver/drier.
3. Tighten the line to the specified torque.
Refrigerant Line Bolt Torque Nám (kgám / lbáin)
6 (0.6 / 52)
4. O-rings cannot be reused. Always replace with new
ones.
5. Be sure to apply new compressor oil to the O-rings
when connecting refrigerant line.

AIR CONDITIONING 1B Ð 39
Removal Steps
1. Radiator grille
2. Pressure switch connector
3. Pressure switch
Installation Steps
To install, follow the removal steps in the
reverse order.
PRESSURE SWITCH
2
3
1
REMOVAL
Preparation:
·Disconnect the battery ground cable
·Discharge and recover refrigerant (Refer to
ÒREFRIGERANT RECOVERYÓ in this section.)
1. Radiator Grille
2. Pressure Switch Connector
3. Pressure Switch
When removing the switch connected part, the
connecting part should immediately be plugged or
capped to prevent foreign matter from being mixed
into the line.
INSTALLATION
To install, follow the removal steps in the reverse order,
noting the following points:
1. O-ring cannot be reused. Always replace with a new
one.
2. Be sure to apply new compressor oil to the O-ring
when connecting pressure switch.
3. Tighten the pressure switch to the specified torque.
Pressure Switch Torque Nám (kgám / lbáin)
13 (1.3 / 113)

1B Ð 40 AIR CONDITIONING
Legend
1. Pressure Switch Connector
2. Refrigerant Line
3. Receiver / Drier
4. Radiator Grille
5. Bracket Bolt
Receiver/Drier and Associated Parts (LHD V6 without Condenser Fan)
4
2
32 51
REMOVAL
1. Disconnect the battery ground cable
2. Discharge and recover refrigerant
·Refer to ÒREFRIGERANT RECOVERYÓ in this
section.
3. Remove radiator grille.
4. Disconnect pressure switch connector.
5. Disconnect refrigerant line.
·When removing the line connected part, the
connecting part should immediately be plugged or
capped to prevent foreign matter form being mixed
in to line.
6. Remove bracket bolt.
7. Remove receiver/drier.
·Loosen the bolt, then, using care not to touch or
bend the refrigerant line, carefully pull out the
receiver/drier.
INSTALLATION
To install, follow the removal steps in the reverse order,
noting the following points:
1. If installing a new receiver/drier, be sure to add
30cc(1.0 fl. oz.) of new compressor oil to a new one.
2. Put the receiver/drier in the bracket and connect with
the refrigerant line. Check that no excessive force is
imposed on the line. Fasten the bracket bolt to the
receiver/drier.
3. Tighten the refrigerant line to the specified torque.
Refrigerant Line Blot Torque Nám (kgám / lbáin)
6 (0.6 / 52)
4. O-rings cannot be reused. Always replace with new
ones.
5. Be sure to apply new compressor oil to the O-rings
when connecting the refrigerant line.
875RW002

AIR CONDITIONING 1B Ð 41
Pressure Switch and Associated Parts
2
3 1
Legend
1. Pressure switch connector
2. Pressure switch
3. Radiator Grille
REMOVAL
Preparation:
·Disconnect the battery ground cable
·Discharge and recover refrigerant (Refer to
ÒREFRIGERANT RECOVERYÓ in this section.)
1. Radiator Grille
2. Pressure Switch Connector
3. Pressure Switch
When removing the switch connected part, the
connecting part should immediately be plugged or
capped to prevent foreign matter from being mixed
into the line.
INSTALLATION
To install, follow the removal steps in the reverse order,
noting the following points:
1. O-ring cannot be reused. Always replace with a new
one.
2. Be sure to apply new compressor oil to the O-ring
when connecting pressure switch.
3. Tighten the pressure switch to the specified torque.
Pressure Switch Torque Nám (kgám / lbáin)
13 (1.3 / 113)
875RW005

1B Ð 42 AIR CONDITIONING
Removal Steps
1. Front console assembly
2. Lower cluster assembly
3. Glove box
4. Instrument panel passenger
lower cover assembly
5. Passenger knee bolster
reinforcement assembly
6. Resistor and electronic
thermostat connector
7. Drain hose
8. Refrigerant line
9. Evaporator assembly
Installation Steps
To install, follow the removal steps in the
reverse order.
EVAPORATOR ASSEMBLY
1 2
3
456
7
8 9 This illustration is based on LHD
Electronic thermostat
Resistor
850RW00001

AIR CONDITIONING 1B Ð 43
REMOVAL
Preparation:
·Disconnect the battery ground cable
·Discharge and recover refrigerant (Refer to
ÒREFRIGERANT RECOVERYÓ in this section.)
1. Front Console Assembly
2. Lower Cluster Assembly
3. Glove Box
4. Instrument Panel Passenger Lower Cover Assembly
5. Passenger Knee Bolster Reinforcement Assembly
·Refer to Section 10 ÒBODYÓ for INSTRUMENT
PANEL ASSEMBLY removal procedure.
6. Resistor and Electronic Thermostat Connector
7. Drain Hose
8. Refrigerant Line
·Use a back-up wrench when disconnecting and
reconnecting the refrigerant lines.
·When removing the refrigerant line connected part,
the connecting part should immediately be
plugged or capped to prevent foreign matter from
being mixed into the line.
9. Evaporator Assembly
INSTALLATION
To install, follow the removal steps in the reverse order,
noting the following points:
1. To install a new evaporator assembly, add 50cc
(1.4 Imp fl oz) of new compressor oil to a new core.
2. Tighten the refrigerant outlet line to the specified
torque.
Outlet Line Torque Nám (kgám / lbáft)
25 (2.5 / 18)
3. Tighten the refrigerant inlet line to the specified
torque.
Inlet Line Torque Nám (kgám / lbáft)
15 (1.5 / 11)
4. O-rings cannot be reused. Always replace with new
ones.
5. Be sure to apply new compressor oil to the O-rings
when connecting lines.
Electronic thermostat
connector
Resistor connector

1B Ð 44 AIR CONDITIONING
Legend
(1) Lining
(2) Expansion Valve
(3) O-ring
(4) Lower Case
(5) Evaporator Assembly
(6) Pollen Filter(7) Attaching Screw
(8) Lining
(9) Evaporator Core
(10) Electronic Thermostat
(11) Upper Case
EVAPORATOR CORE AND/OR EXPANSION VALVE
This illustration is based on LHD
81
2
3
5 4
6 79 11
10
874RY00012