Mitsubishi Galant (2004+). Manual - part 788

DUCTS

TSB Revision

HEATER, AIR CONDITIONING AND VENTILATION

55A-291

DUCTS

REMOVAL AND INSTALLATION

M1553001000123

WARNING

When removing and installing the front passenger seat, be sure to carry out accuracy check 
occupant classification sensor after the seat has been installed in the vehicle. (Refer to 
GROUP 52B, On-Vehicle Service 

P.52B-354

.)

AC306618

2

1

1

3

4

5

AB

DEFROSTER NOZZLE AND 
DISTRIBUTION DUCT REMOVAL 
STEPS

•

INSTRUMENT PANEL (REFER TO 
GROUP 52A 

P.52A-3

).

1.

VENTILATOR AIR DISTRIBUTION 
DUCT

2.

SIDE DEFROSTER DUCT

3.

DEFROSTER NOZZLE

FOOT DUCT AND REAR HEATER 
DUCT REMOVAL STEPS

•

FRONT SEAT ASSEMBLY 
(REFER TO GROUP 52A, FRONT 
SEAT ASSEMBLY 

P.52A-21

).

•

FRONT SCUFF PLATE, COWL 
SIDE TRIM (REFER TO GROUP 
52A, TRIMS 

P.52A-10

.)

•

FLOOR CARPET PEELING

•

FLOOR CONSOLE ASSEMBLY 
(REFER TO GROUP 52A, FLOOR 
CONSOLE ASSEMBLY 

P.52A-9

.)

•

TRUNK LID RELEASE HANDLE 
COVER (REFER TO GROUP 42, 
TRUNK LID 

P.42-64

.)

VENTILATORS

TSB Revision

HEATER, AIR CONDITIONING AND VENTILATION

55A-292

VENTILATORS

REMOVAL AND INSTALLATION

M1553001600352

•

ACCELERATOR STOPPER 
(REFER TO GROUP 17, 
ACCELERATOR CABLE AND 
PEDAL 

P.17-9

.)

4.

REAR HEATER DUCT A

5.

REAR HEATER DUCT B

FOOT DUCT AND REAR HEATER 
DUCT REMOVAL STEPS 

AC306624

1

CROSS-SECTION A-A

A

A

1

AB

A

A

REAR VENTILATION DUCT 
REMOVAL STEPS

•

REAR BUMPER ASSEMBLY 
(REFER TO GROUP 51, 

P.51-4

).

1.

REAR VENTILATION DUCT

SPECIFICATIONS

TSB Revision

HEATER, AIR CONDITIONING AND VENTILATION

55A-293

SPECIFICATIONS

FASTENER TIGHTENING SPECIFICATIONS

M1552012100273

GENERAL SPECIFICATIONS

M1552000200262

SERVICE SPECIFICATIONS

M1552000300333

LUBRICANTS

M1552000400329

ITEM

SPECIFICATION

Liquid pipe mounting nut (heater unit side)

4.9 

± 0.9 N⋅m (43 ± 8 in-lb)

Liquid pipe mounting bolt (condenser side)

4.9 

± 0.9 N⋅m (44 ± 8 in-lb)

Suction flexible hose mounting nut (compressor side)

25 

± 4 N⋅m (18 ± 3 ft-lb)

Suction pipe mounting nut (heater unit side)

12 

± 2 N⋅m (107 ± 17 in-lb)

Discharge flexible hose mounting bolt (compressor side)

25 

± 4 N⋅m (18 ± 3 ft-lb)

Discharge flexible hose mounting nut (condenser side)

12 

± 2 N⋅m (107 ± 17 in-lb)

ITEM

MANUAL AIR CONDITIONING

Heater control

Dial type

Air conditioning switch

Push-button type

Compressor

MSC105CA (Scroll type)

Refrigerant

Type

R134a (HFC-134a)

Amount g (oz)

590 

− 630 (20.80 − 22.22)

ITEM

STANDARD VALUE

Idle speed r/min

2.4 L

700 

± 50

Idle speed r/min

3.8 L

680 

± 50

Idle-up speed r/min

2.4 L

700 

± 50

Idle-up speed r/min

3.8 L

680 

± 50

Air mix damper potentiometer resistance k

Ω

1.7 

− 5.0

Air outlet changeover damper potentiometer resistance k

Ω 0.8 − 4.8

Air gap (air conditioning compressor clutch) mm (in)

0.3 

− 0.5 (0.012 − 0.020)

ITEM

SPECIFIED LUBRICANT

QUANTITY

Each connection of refrigerant line

SUN PAG 56

As required

Compressor refrigerant unit lubricant cm

3

 (fl.oz)

SUN PAG 56

140 (4.7)

NOTES