Air con MITSUBISHI LANCER 2005 Workshop Manual

HEATER CONTROL ASSEMBLY AND A/C SWITCH
HEATER, AIR CONDITIONER AND VENTILATION55-80
DISASSEMBLY SERVICE POINT
<> BLOW VENT CHANGEOVER
DAMPER CABLE AND AIR MIX DAMPER
CABLE REMOVALInsert a flat-tipped screwdriver into the clip through
the inside of the control base and prize out the clip
claw to disconnect the cables.
AC100619
AB
Clip
claw
(-) flat-tipped
screwdriver

HEATER UNIT, HEATER CORE, BLOWER ASSEMBLY AND EVAPORATOR UNIT
HEATER, AIR CONDITIONER AND VENTILATION55-81
HEATER UNIT, HEATER CORE, BLOWER ASSEMBLY
AND EVAPORATOR UNIT
REMOVAL AND INSTALLATION
M1552011600457
Pre-removal and Post-installation Operation
•Refrigerant draining and Refilling (Refer to Charging
P.55-70 and Discharging P.55-72).
•Engine coolant Draining and Refilling (Refer to GROUP
14, On vehicles service P.14-22).
•Instrument Panel Removal and Installation (Refer to
GROUP 52A, Instrument Panel P.52A-2).
•Air cleaner cover and air flow sensor assembly Removal
and Installation (Refer to GROUP 15, Air cleaner P.15-3).
•Rear console assembly Removal and Installation (Refer
to GROUP 52A, Rear console assembly P.52A-8).
•Front floor console assembly Removal and Installation
(Refer to GROUP 52A, Front floor console assembly
P.52A-6).
•Front seat assembly Removal and Installation (Refer to
GROUP 52A, Front seat assembly P.52A-24).
AC304861
1
2
3
4 5
6
7
8
N
9
AB
12 ± 2 N·m
6, 7O ring -Pipe coupling
A/C compressor oil:
SUN PAG 56
44 ± 10 N·m
44 ± 10 N·m
Removal steps
1. Front deck crossmember
2. Centre duct
3. Intake duct
•Foot duct (RH), Rear heater duct A
(RH) upper side (Refer to
P.55-101.)4. Blower assembly
5. Heater hose connection
<>6. Flexible suction hose connection
<>7. Liquid pipe B connection
8. O ring
9. Heater unitRemoval steps (Continued)

HEATER UNIT, HEATER CORE, BLOWER ASSEMBLY AND EVAPORATOR UNIT
HEATER, AIR CONDITIONER AND VENTILATION55-82
REMOVAL SERVICE POINT
<> FLEXIBLE SUCTION HOSE AND
LIQUID PIPE B DISCONNECTION
CAUTION
As the compressor oil and receiver are highly
moisture absorbent, use a non-porous material
to plug the hose and nipples.
To prevent the entry of dust or other foreign bodies,
plug the dismantled hose and the nipples of the
expansion valves.
HEATER UNIT
DISASSEMBLY AND REASSEMBLY

M1551005400224
AC304862
1
2
3
4
5
6
7
8
9
10
AB
4, 7O ring -Pipe coupling
A/C compressor oil:
SUN PAG 56
N
Disassembly steps
1. Foot duct (LH)
2. Heater core
3. Expansion valve
4. Joint
5. O ring6. Evaporator cover
7. Evaporator
8. Air thermo sensor clip
9. Air thermo sensor
10. Heater caseDisassembly steps (Continued)

HEATER UNIT, HEATER CORE, BLOWER ASSEMBLY AND EVAPORATOR UNIT
HEATER, AIR CONDITIONER AND VENTILATION55-83
DISASSEMBLY AND ASSEMBLY M1551005400235
AC304863
1
2
3
4
5
N
6
7
8
9
AB
6O ring -Pipe coupling
A/C compressor oil:
SUN PAG 56
Disassembly steps
1. Foot duct (RH)
2. Heater core
3. Expansion valve
4. O ring
5. Evaporator cover6. Evaporator
7. Air thermo sensor clip
8. Air thermo sensor
9. Heater caseDisassembly steps (Continued)

HEATER UNIT, HEATER CORE, BLOWER ASSEMBLY AND EVAPORATOR UNIT
HEATER, AIR CONDITIONER AND VENTILATION55-84
BLOWER ASSEMBLY
DISASSEMBLY AND REASSEMBLYM1551005500179
AC3054131AB
3
4
57
6
12
Disassembly steps
1. Joint duct
2. Resister
3. Outside/inside air selection damper
control motor
4. Hose5. Blower motor
6. Air filter
7. Blower caseDisassembly steps (Continued)

BLOWERMOTOR, RESISTOR AND OUTSIDE/ INSIDE AIR SELECTION DAMPER CONTROL MOTOR
HEATER, AIR CONDITIONER AND VENTILATION55-85
BLOWERMOTOR, RESISTOR AND OUTSIDE/
INSIDE AIR SELECTION DAMPER CONTROL MOTOR
REMOVAL AND INSTALLATION
M1551002800320
AC304885AB
2
31
Blower motor removal step
•Front passenger's side under cover
<>1. Blower motor
Resistor removal step
•Glove box (Refer to GROUP 52A,
Instrument Panel P.52A-2).
•Engine-ECU or
Engine-A/T-ECU (Refer to
GROUP 13A, Engine-ECU and
Engine-A/T-ECU P.13A-401).
2. ResistorOutside/inside air selection
damper control motor removal
step
•Glove box (Refer to GROUP 52A,
Instrument Panel P.52A-2).
•Engine-ECU or
Engine-A/T-ECU (Refer to
GROUP 13A, Engine-ECU and
Engine-A/T-ECU P.13A-401).
3. Outside/inside air selection damper
control motor

BLOWERMOTOR, RESISTOR AND OUTSIDE/ INSIDE AIR SELECTION DAMPER CONTROL MOTOR
HEATER, AIR CONDITIONER AND VENTILATION55-86
REMOVAL SERVICE POINT
<> BLOWER MOTOR REMOVAL
NOTE:
Use of commercially available offset screw driver is
recommended.
INSPECTIONM1551006300275
RESISTER CHECK
Use an ohmmeter to measure the resistance
between the terminals. Check that the measured
value is at the standard value.
Standard value:
BLOWER FAN AND MOTOR CHECK
When battery voltage is applied between the
terminals, check that the motor operates. Also, check
that there is no abnormal noise.
AC304916
12
34
AC304843
Measurement terminal Standard value (Ω)
Between terminals 2 and 4
(LO)2.54
Between terminals 1 and 2
(ML)1.24
Between terminals 2 and 3
(MH)0.6
AC100626AB

BLOWERMOTOR, RESISTOR AND OUTSIDE/ INSIDE AIR SELECTION DAMPER CONTROL MOTOR
HEATER, AIR CONDITIONER AND VENTILATION55-87
OUTSIDE/INSIDE AIR SELECTION
DAMPER CONTROL MOTOR CHECK
CAUTION
Cut off the battery voltage when the damper is in
the inside/outside air position.
Lever position Battery
connectionLever
operation
At the inside
position•Connect
terminal 7 to
the positive
battery
terminal
•Connect
terminal 4 to
the negative
battery
terminalThe lever
moves from the
inside position
to the outside
position
At the outside
position•Connect
terminal 7 to
the positive
battery
terminal
•Connect
terminal 6 to
the negative
battery
terminalThe lever
moves from the
outside position
to the inside
position
AC100625
Inside air
Outside air
AE

EVAPORATOR ASSEMBLY
HEATER, AIR CONDITIONER AND VENTILATION55-88
EVAPORATOR ASSEMBLY
REMOVAL AND INSTALLATION M1552003600355
REMOVAL SERVICE POINT
<> FLEXIBLE SUCTION HOSE AND
LIQUID PIPE B DISCONNECTION
CAUTION
As the compressor oil and receiver are highly
moisture absorbent, use a non-porous material
to plug the hose and nipples.
To prevent the entry of dust or other foreign bodies,
plug the dismantled hose and the nipples of the
expansion valves.
Pre-removal and Post-installation Operation
•Refrigerant draining and Refilling (Refer to Charging
P.55-70 and Discharging P.55-72).
•Air cleaner assembly <1300,1600> or Air cleaner and air
cleaner air flow sensor assembly <2000> Removal and
Installation (Refer to GROUP 15, Air cleaner P.15-3).
Y2346AU
1, 2, 4, 7
A/C compressor oil:
SUN PAG 56O ring
-Pipe coupling
2
101
3 4
7
6
5 98
8
12 ± 2 N·m
Removal steps
<>1. Flexible suction hose connection
<>2. Liquid pipe B connection
3. Expansion valve
4. Joint
•Glove box (Refer to GROUP 52A,
Instrument Panel P.52A-2).
•Engine-ECU or
Engine-A/T-ECU (Refer to
GROUP 13A, Engine-ECU and
Engine-A/T-ECU P.13A-401).
5. Joint duct
•Foot duct (LH), Rear heater duct
(LH), Rear heater duct (LH) (Refer
to P.55-101).
6. Evaporator cover
7. Evaporator
8. O ring 9. Air thermo sensor clip
10. Air thermo sensorRemoval steps (Continued)

EVAPORATOR ASSEMBLY
HEATER, AIR CONDITIONER AND VENTILATION55-89
REMOVAL AND INSTALLATION M1552003600366
Pre-removal and Post-installation Operation
•Refrigerant draining and Refilling (Refer to Charging
P.55-70 and Discharging P.55-72).
•Air cleaner assembly <1300,1600> or Air cleaner and air
cleaner air flow sensor assembly <2000> Removal and
Installation (Refer to GROUP 15, Air cleaner P.15-3).
AC304886AB
12 ± 2 N·m
7
7
2
1
9
8
6
5
4 3 1, 2, 6
A/C compressor oil:
SUN PAG 56O ring
-Pipe coupling
Removal steps
<>1. Flexible suction hose connection
<>2. Liquid pipe B connection
3. Expansion valve
•Glove box (Refer to GROUP 52A,
Instrument Panel P.52A-2).
•Engine-ECU or
Engine-A/T-ECU (Refer to
GROUP 13A, Engine-ECU and
Engine-A/T-ECU P.13A-401).
4. Joint duct•Foot duct (LH), Rear heater duct
(LH) (Refer to P.55-101).
5. Evaporator cover
<>6. Evaporator
7. O ring
8. Air thermo sensor clip
9. Air thermo sensorRemoval steps (Continued)