Lexus GS300/400 (2000 year). Manual — part 12

–

AIR CONDITIONING

COMPRESSOR AND MAGNETIC CLUTCH

AC–45

2730

6.

GS400:
INSTALL SUCTION HOSE

Install the suction hose with the bolt and nut.

Torque: 10 N·m (100 kgf·cm, 7 ft·lbf)

NOTICE:
Hose should be connected immediately after the caps have been removed.
HINT:
Lubricate 2 new O–rings with compressor oil and install them to the hose.
7.

INSTALL DRIVE BELT
(See page

AC–16

)

8.

INSPECT DRIVE BELT TENSION
(See page

AC–14

)

9.

INSTALL ENGINE UNDER COVER

10.

CONNECT NEGATIVE (–) TERMINAL CABLE TO BATTER

11.

EVACUATE AIR FROM REFRIGERATION SYSTEM AND CHARGE SYSTEM WITH REFRIGERANT
Specified amount: 600

±

50 g (21.16

±

1.76 oz.)

12.

INSPECT FOR LEAKAGE OF REFRIGERANT

Using a gas leak detector, check for leakage of refrigerant.
If there is leakage, check the tightening torque at the joints.
13.

INSPECT A/C OPERATION

AC0WZ–01

AC–46

–

AIR CONDITIONING

CONDENSER

2731

CONDENSER

ON–VEHICLE INSPECTION

1.

INSPECT CONDENSER FINS FOR BLOCKAGE OR DAMAGE

If the fins are clogged, wash them with water and dry with compressed air.

NOTICE:
Be careful not to damage the fins.

If the fins are bent, straighten them with a screwdriver or pliers.

2.

INSPECT CONDENSER AND FITTINGS FOR LEAKAGE OF REFRIGERANT

Using a gas leak detector, check for leakage of refrigerant.
If there is leakage, check the tightening torque at the joints.

AC22B–01

I09253

I09252

I10327

O–Ring

Liquid Tube

Discharge Hose

N·m (kgf·cm, ft·lbf)

: Specified torque

Non–reusable part

Air Cleaner Assembly

Air Cleaner Duct

Condenser

Bracket

Condenser

Dryer

Filter

Cap

O–Ring

10 (100, 7)

10 (100, 7)

12.3 (125, 9)

Compressor oil ND–OIL 8 or equivalent

Radiator Upper Support

–

AIR CONDITIONING

CONDENSER

AC–47

2732

COMPONENTS

AC0X0–01

I02397

I02398

I02399

AC–48

–

AIR CONDITIONING

CONDENSER

2733

REMOVAL

1.

DISCHARGE REFRIGERANT FROM REFRIGERATION
SYSTEM

HINT:
At the time of installation, please refer to the following item.
Evacuate air from refrigeration system.
Charge system with refrigerant and inspect for leakage of refrig-
erant.

Specified amount : 600

±

50 g (21.16

±

1.76 oz.)

2.

REMOVE THESE PARTS:

(a)

Air cleaner duct

(b)

Air cleaner assembly

(c)

2 radiator upper supports

3.

DISCONNECT DISCHARGE HOSE AND LIQUID TUBE

Remove the 2 bolts and disconnect the hose and tube.

Torque: 10 N·m (100 kgf·cm, 7 ft·lbf)

NOTICE:
Cap the open fittings immediately to keep moisture or dirt
out of the system.
HINT:
At the time of installation, please refer to the following item.
Lubricate 2 new O–rings with compressor oil and install them
to the hose and tube.
4.

REMOVE CONDENSER

(a)

Remove the 4 bolts and 2 brackets.

(b)

Push the radiator toward engine.

(c)

Push the condenser toward radiator and pull it upward.

HINT:
At the time of installation, please refer to the following item.
If condenser is replaced, add compressor oil to the condenser.

Add 40 cc (1.4 fl. oz)
Compressor oil: ND – OIL 8 or equivalent