Air Conditioning (A/C) Compressor Leak Detection

Special Tool(s) / General Equipment 

Leak Detection 

1. 1.
   
   Recover the refrigerant. Refer to Air Conditioning (A/C) System Recovery, Evacuation and Charging .

1. 2.
   
   Disconnect the refrigerant lines from the A/C compressor. Refer to the appropriate article for the procedure.

1. 3.
   
   Install the adapters from the A/C Flush Adapter Kit on the ports of the A/C compressor, using the existing retaining bolts.
   • 219-00082 ACF-3000 33PC Adapter Kit - Revised 1st released 44pc kit
   • 219-00083 A/C Flushing Adapter Kit 2 of 3 (Previously "Supplement A", 2nd released kit)
   • 219-00084 A/C Flushing Adapter Kit 3 of 3

     Use the General Equipment: Air Conditioning Adaptor Kit

1. 4.
   
   Connect the high and low pressure lines of the air conditioning service unit to the corresponding fittings on the adapter.
   • 265-37887 Ritchie R134A A/C Refrigerant Hybrid Management System Use the General Equipment: Air Conditioning Service Unit

1. 5.
   
   Charge the A/C compressor following the air conditioning service unit instructions. Open the low pressure valve, the high pressure valve and set the refrigerant charge amount to 0.23 kg (8 oz).

1. 6.
   
   
   NOTE: Use a Rotunda-approved Electronic Leak Detector for R-134a refrigerant SAE Certified to J2791.

   Using the Refrigerant Leak Detector, check for leaks at the compressor shaft.

   • 023-22791 Robinair Infrared A/C Refrigerant Leak Detector w/Case Use the General Equipment: Electronic Leak Detector

1. 7.
   
   When the leak test is complete, recover the refrigerant from the compressor.

1. 8.
   
   If an external leak is found, install a new A/C compressor.