Mitsubishi 380. Manual — part 219

REFRIGERANT LINE

HEATER, AIR CONDITIONING AND VENTILATION

55-172

O-RING AND PIPE SERVICE POINT

.

O-RING AND PIPE FITTING

1. The following o-rings and pipe fittings are used in this air

conditioning system.

2.Ensure the correct size o-ring is installed as required during

service of system.

3.Two types of pipe fittings are used in this air conditioning

system.

.

25DB167A

25DB168A

REFRIGERANT LINE

HEATER, AIR CONDITIONING AND VENTILATION

55-173

O-RING REPLACEMENT

1.Removal- use a wooden toothpick or plastic awl to remove

o-ring without damaging the tube.

2.Installation- lubricate o-ring with ND-Oil 8, roll the
new o-ring into captured position.

.

PIPE JOINT PRECAUTIONS

1. Before making any hose and tube connections, always

apply ND-Oil 8 compressor oil to o-ring.

CAUTION

Avoid applying oil in areas with acrylic resin or ABS plastic
as it causes enviromental stress cracking to these resins.

2. Ensure the connecting parts are free of foreign material.

25DB169A

25DB170A

25DB171A

25DB172A

REFRIGERANT LINE

HEATER, AIR CONDITIONING AND VENTILATION

55-174

3. Ensure a complete mating of joint before tightening the bolts

or nut.

4. Tighten the joint to the specific torque. For the nut joint, pay

special attention to following cautions.

CAUTION

Always use two wrenches to prevent the tubes from twist-
ing.
Pipes will rotate 15 - 20 clockwise during tightening, so
ensure final position is the correct location.
When finally tightening the pipes, do not rotate the fixed
side(female side).

25DB173A

25DB174A

DUCTS

HEATER, AIR CONDITIONING AND VENTILATION

55-175

DUCTS

REMOVAL AND INSTALLATION

M1553001000275

25DB141A

2

1

1

3

4

5

DEFROSTER NOZZLE AND
DISTRIBUTION DUCT REMOVAL
STEPS

•

INSTRUMENT PANEL (REFER TO
GROUP 52A

P.52A-4

).

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-11

.)

•

FLOOR CARPET PEELING

•

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

P.52A-10

.)

•

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

P.42-63

.)

•

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