Isuzu Amigo / Axiom / Trooper / Rodeo / VehiCross. Manual — part 548
1A–60 HEATING, VENTILATION AND AIR CONDITIONING (HVAC)
Pressure Switch
Pressure Switch and Associated Parts
875R200028
Legend
(1) Pressure Switch Connector
(2) Pressure Switch
(3) Radiator Grille
Removal
1. Disconnect the battery ground cable.
2. Discharge and recover refrigerant.
D
Refer to “Refrigerant Recovery in this section.
3. Remove radiator grille.
4. Disconnect pressure switch connector.
5. Disconnect pressure switch.
D
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 point:
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.
Torque: 13 N
•
m (113 lb
•
in)
HEATING, VENTILATION AND AIR CONDITIONING (HVAC) 1A–61
Evaporator Assembly
Evaporator Assembly and Associated Parts
874RT002
Legend
(1) Resistor and Electronic Thermostat Connector
(2) Drain Hose
(3) Refrigerant Line
(4) Passenger Knee Bolster Reinforcement
Assembly
(5) Instrument Panel Passenger Lower Cover
Assembly
(6) Glove Box
(7) Front Console Assembly
(8) Lower Cluster Assembly
(9) Evaporator Assembly
Removal
1. Disconnect the battery ground cable.
2. Discharge and recover refrigerant.
D
Refer to Refrigerant Recovery in this section.
3. Remove front console assembly.
4. Remove lower cluster assembly.
5. Remove glove box.
6. Remove instrument panel passenger lower cover
assembly.
7. Remove passenger knee bolster reinforcement
assembly.
D
Refer to Instrument Panel Assembly in Body and
Accessories section.
8. Disconnect resistor (2) and electronic thermostat
connector (1).
874RY00009
1A–62 HEATING, VENTILATION AND AIR CONDITIONING (HVAC)
9. Disconnect drain hose.
10. Disconnect refrigerant line.
D
Use a back-up wrench when disconnecting and
reconnecting the refrigerant lines.
D
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.
11. Remove 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 50cm
3
(1.7 fl. oz.) of new compressor oil to the new core.
2. Tighten the refrigerant outlet line to the specified
torque.
Torque: 25 N
•
m (18 lb
•
ft)
3. Tighten the refrigerant inlet line to the specified
torque.
Torque: 15 N
•
m (11 lb
•
ft)
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, Evaporator Core and/or Expansion Valve
Disassembled View
874R200016
Legend
(1) Lining
(2) Expansion Valve
(3) O-ring
(4) Evaporator Assembly
(5) Lower Case
(6) Lining
(7) Evaporator Core
(8) Electronic Thermostat
(9) Attaching Screw
(10) Upper Case
HEATING, VENTILATION AND AIR CONDITIONING (HVAC) 1A–63
Removal
1. Disconnect the battery ground cable.
2. Discharge and recover refrigerant.
D
Refer to Refrigerant Recovery in this section.
3. Remove evaporator assembly.
D
Refer to Evaporator Assembly in this section.
4. Remove the electronic thermostat sensor.
D
Pull the sensor from the evaporator assembly.
5. Remove attaching screw.
6. Remove upper case.
7. Remove lower case.
D
Slit the case parting face with a knife since the lining
is separated when removing the evaporator.
874RS006
D
Lift to remove the upper case.
874RY00005
8. Remove evaporator core.
874RY00006
9. Remove expansion valve.
D
Tear off the insulator carefully.
D
Remove the sensor fixing clip.
D
Use a back-up wrench when disconnecting all
refrigerant pipes.
Installation
To install, follow the removal steps in the reverse order,
noting the following points:
1. The sensor is installed on the core with the clip.
2. The sensor must not interfere with the evaporator
core.
3. When installing the new evaporator core, install the
thermo sensor (2) to the evaporator core (1) specified
position with the clip in the illustration.
874RX021
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст