Service Bulletin Description:
E53 Error Code (Open in heating circuit on L2 side from terminal block to heating relay.)
This Service Bulletin PDF download contains information for the following:
GCWM3067AD GCWM3067AF PCWM3080AF ECWM3011AS ECWM3012AS GCWM2767AD GCWM2767AF VF14000PCWM3080AFB GCWM3067AFD GCWM3067ADC GCWM3067ADA GCWM3067AFA PCWM3080AFA ECWM3012ASA GCWM2767ADA GCWM2767AFA ECWM3011ASA GCWM2767ADE GCWM2767AFE GCWM3067ADB GCWM3067AFB GCWM3067AFC GCWM3067ADD PCWM3080AFC GCWM2767AFC GCWM2767AFD GCWM2767AFG GCWM3067AFE GCWM3067ADE PCWM3080AFD GCWM2767ADG GCWM2767ADD GCWM2767ADH GCWM2767AFH GCWM2767ADF GCWM2767AFF
The PDF may also contain information that applies to additional models not listed.