Service Bulletin Description:
It is possible that consumers may hear a high pitched ringing radiating from their unit.
This Service Bulletin PDF download contains information for the following:
JDRP430HL*JDRP648HL*JDRP536HM*JDRP848HM*JDRP436HL* JDRP748HL* JDRP636HM* JGRP430HL* JGRP648HL*JDRP536HL* JDRP848HL* JDRP548HM* JGRP436HL* JGRP748HL*JDRP636HL* JDRP430HM* JDRP648HM* JGRP536HL*JDRP548HL* JDRP436HM* JDRP748HM* JGRP636HL*
The PDF may also contain information that applies to additional models not listed.