Service Bulletin Description:
It is possible that the unit will start making an intermittent popping, ticking, knocking, or groaning type noise when the compressor is running.
This Service Bulletin PDF download contains information for the following:
WRF757SDHV00 WRF757SDHZ02 WRF767SDHZ01 WRF757SDHV02 WRF767SDHV00 WRF767SDHZ02 WRF757SDHZ00 WRF767SDHV02 WRF757SDHZ01 WRF767SDHZ00 KRFF507HBL00 KRFF507HBS02 KRFF507HPS01 KRFF507HBS00 KRFF507HPS00 KRFF507HPS02 MFT2772HEZ00 MFT2772HEZ01 MFT2772HEZ02
The PDF may also contain information that applies to additional models not listed.