Lexus NX: Refrigerant Line

Components

COMPONENTS

ILLUSTRATION

*1	LIQUID TUBE SUB-ASSEMBLY	*2	DISCHARGE HOSE SUB-ASSEMBLY
*3	SUCTION HOSE SUB-ASSEMBLY	*4	AIR CONDITIONER TUBE AND ACCESSORY ASSEMBLY
*5	PIPING CLAMP	*6	O-RING
	N*m (kgf*cm, ft.*lbf): Specified torque	●	Non-reusable part
	Compressor oil ND-OIL 11 or equivalent	-	-

Removal

REMOVAL

PROCEDURE

1. RECOVER REFRIGERANT FROM REFRIGERATION SYSTEM

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2. REMOVE PIPING CLAMP

(a) Install SST to the piping clamp as shown in the illustration. SST: 09870-00025

*1 Liquid Tube Sub-assembly *2 Air Conditioner Tube and Accessory Assembly

(b) Hold the air conditioner tube and accessory assembly and liquid tube sub-assembly with each hand and push in SST with both thumbs. NOTICE: Do not apply excessive force to the air conditioner tube and accessory assembly or liquid tube sub-assembly as they may bend.

*a Push in

(c) Raise the stopper of SST and remove SST and the piping clamp together from the air conditioner tube and accessory assembly.

*1 Air Conditioner Tube and Accessory Assembly *a Stopper *b Pull off

(d) Remove the piping clamp from SST.

(e) Remove the air conditioner tube and accessory assembly from the liquid tube sub-assembly.

(f) Remove the 2 O-rings from the liquid tube sub-assembly.

NOTICE:

Seal the openings of the disconnected parts using vinyl tape to prevent entry of moisture and foreign matter.

Installation

INSTALLATION

PROCEDURE

1. INSTALL PIPING CLAMP

(a) Remove the vinyl tape from the air conditioner tube and accessory assembly and liquid tube sub-assembly.

(b) Sufficiently apply compressor oil to 2 new O-rings and the fitting surfaces of the liquid tube sub-assembly.

Compressor Oil:

ND-OIL 11 or equivalent

(c) Install the 2 O-rings to the liquid tube sub-assembly.

(d) Install the air conditioner tube and accessory assembly to the liquid tube sub-assembly.

(e) Install the piping clamp to the air conditioner tube and accessory assembly. NOTICE: Make sure that the piping clamp is engaged securely with no gap.

*a Correct *b Incorrect *c No Gap *d Gap

2. CHARGE AIR CONDITIONING SYSTEM WITH REFRIGERANT

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3. WARM UP COMPRESSOR

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4. INSPECT FOR REFRIGERANT LEAK

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