Low-Pressure Hose
CAUTION:
- Since the auto A/C model uses the variable displacement compressor, be careful of the following items.
- Do not start the engine before charging refrigerant.
- If the engine is started with no refrigerant charge, replace the compressor assembly.
- If the hose and pipe has been replaced, add an appropriate amount of compressor oil to the compressor. Refer to AIR CONDITIONER (EXCEPT FOR HEV)>COMPRESSOR OIL>ADJUSTMENT .
- Replace the O-rings with new parts, and then apply compressor oil to install completely.
- When connecting hoses, do not apply an excessive force to them. After installing, check that no torsion or excessive tension applied to the hoses.
- Install the hose - pressure suction.
Tightening torque:
Air conditioning unit: Refer to AIR CONDITIONER (EXCEPT FOR HEV)>GENERAL DESCRIPTION>COMPONENT>AIR CONDITIONING UNIT .
- Install the air intake boot. Refer to INTAKE (INDUCTION) (H4DO (EXCEPT FOR HEV))>AIR INTAKE BOOT>INSTALLATION .
- Connect the ground terminal to 12V engine restart battery sensor. Refer to REPAIR CONTENTS>REPAIR CONTENTS>NOTE>BATTERY .
- Charge refrigerant. Refer to AIR CONDITIONER (EXCEPT FOR HEV)>REFRIGERANT CHARGING PROCEDURE>PROCEDURE .