Honda HR-V Owners & Service Manuals

Honda HR-V: A/C Compressor Relief Valve Removal and Installation

Honda HR-V (2015-2021) Service Manual / HVAC / HVAC System - Service Information / A/C Compressor Relief Valve Removal and Installation

Removal & Installation

NOTE: If the A/C compressor relief valve released refrigerant to the atmosphere, determine and correct the cause of the excessive system pressure, then replace the relief valve.

1. A/C Refrigerant - Recover

2. Vehicle - Lift

3. Engine Undercover - Remove

4. A/C Compressor Relief Valve - Remove

HVAC System - Service Information

NOTE: Plug the opening to keep moisture and foreign material from entering the system, and the A/C compressor oil from running out.

5. All Removed Parts - Install

  1. Install the parts in the reverse order of removal, and note these items:
    • If the A/C compressor relief valve released refrigerant to the atmosphere, determine and correct the cause of the excessive system pressure, then replace the relief valve.
    • Clean the mating surfaces.
    • New O-ring should be used at each fitting. Prior to installation, apply a thin coat of the same refrigerant oil used in the A/C compressor. Be sure to use the correct O-ring for HFC-134a (R-134a) to avoid leakage.
    • Charge the system with the specified amount of R-134a refrigerant.

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