Toyota Avalon (XX50) 2019-2022 Service & Repair Manual: Installation

INSTALLATION

PROCEDURE

1. INSTALL PIPING CLAMP (for Suction Hose Sub-assembly Side)

(a) Remove the vinyl tape from the No. 2 air conditioning tube and accessory assembly and suction hose sub-assembly.

(b) Install a new piping clamp to the suction hose sub-assembly. NOTICE: Securely engage the piping clamp to the groove of the suction hose sub-assembly. Do not open the piping clamp more than the diameter of the suction hose sub-assembly when installing it. Do not install the piping clamp with the large diameter section facing the wrong direction.

*1 Suction Hose Sub-assembly *2 Piping Clamp *a Groove

(c) Sufficiently apply compressor oil to 2 new O-rings and the fitting surfaces of the suction hose sub-assembly.

Compressor Oil:

ND-OIL 12 or equivalent

(d) Install the 2 O-rings to the suction hose sub-assembly.

NOTICE:

Keep the O-rings and O-ring fitting surfaces free from dirt and foreign matter.

(e) Align the alignment marks and connect the No. 2 air conditioning tube and accessory assembly and suction hose sub-assembly. NOTICE: Connect the parts by holding the tubes, not the piping clamp.

*a Large Diameter Section of Piping Clamp *b Alignment Mark

(f) Securely insert the piping clamp to the point where the large diameter section of the piping clamp is covered by the No. 2 air conditioning tube and accessory assembly. NOTICE: When inserting, make sure that a click sound is heard. Check that the suction hose sub-assembly is securely connected by pulling it.

*a Large Diameter Section of Piping Clamp

2. INSTALL PIPING CLAMP

(a) Remove the vinyl tape from the air conditioning tube and accessory assembly and No. 2 air conditioning tube and accessory assembly.

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

Compressor Oil:

ND-OIL 12 or equivalent

(c) Install the 2 O-rings to the air conditioning tube and accessory assembly.

(d) Connect the air conditioning tube and accessory assembly to the No. 2 air conditioning tube and accessory assembly.

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

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

3. INSTALL PIPING CLAMP (for Air Conditioning Tube and Accessory Assembly Side)

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4. CHARGE AIR CONDITIONING SYSTEM WITH REFRIGERANT

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5. WARM UP ENGINE

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6. INSPECT FOR REFRIGERANT LEAK

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