Isuzu Trooper (1998-2002 year). Service manual — part 25
AIR CONDITIONING 1B – 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
“REFRIGERANT RECOVERY” 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
N·m (kg·m / lb·in)
13 (1.3 / 113)
875RW005
1B – 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
4
5
6
7
8
9
This illustration is based on LHD
Electronic thermostat
Resistor
850RW00001
AIR CONDITIONING 1B – 43
REMOVAL
Preparation:
•
Disconnect the battery ground cable
•
Discharge and recover refrigerant (Refer to
“REFRIGERANT RECOVERY” 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 “BODY” 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
N·m (kg·m / lb·ft)
25 (2.5 / 18)
3. Tighten the refrigerant inlet line to the specified
torque.
Inlet Line Torque
N·m (kg·m / lb·ft)
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 – 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
8
1
2
3
5
4
6
7
9
11
10
874RY00012
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