SAE J1659 (NOV2011)

Current Revision
Vehicle Testing Requirements for Replacement Refrigerants for CFC-12 (R-12) Mobile Air-Conditioning Systems

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SAE J1659 (NOV2011)

Vehicle Testing Requirements for Replacement Refrigerants for CFC-12 (R-12) Mobile Air-Conditioning Systems

PUBLISH DATE 2011
PAGES 7
SAE J1659 (NOV2011)

The purpose of this SAE Recommended Practice is to establish the specific criteria for the selection of a replacement refrigerant for mobile CFC-12 (R-12) air-conditioning (A/C) systems.

This document provides guidelines for qualifying candidate refrigerant. The requirements include laboratory and field testing.

The alternate refrigerant shall provide comparable system performance as CFC-12 (R-12) as defined herein.

The vehicle testing shall be conducted on representative vehicle manufacturer’s product line, in which the refrigerant is intended to be used, such as:

  • cycling clutch orifice tube,
  • constant run orifice tube,
  • cycling clutch expansion valve, or
  • continuous run expansion valve refrigerant system.

This document is complete only when combined with the requirements of SAE J1657.

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