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E03 - System Sensor Failure

PostPosted: Thu May 24, 2012 10:51 pm
by HTP
Fault Code EO3 - System Sensor Failure

This screen shows that there is a problem with the system sensor circuit. The circuit could be open or shorted. Possible reasons for this error are:
    There is no system sensor connected to the Master Boiler. The system sensor is faulty. There is a short circuit in the system sensor wiring; possibly from a staple placed through the wire, or damage to the wire causing both conductors to touch. The system sensor wiring is open due to defect or damage.


water leak emergency

PostPosted: Sun Aug 05, 2012 12:11 pm
by WayneBrown
Emergency tips whenever encountering a seeping hot water boiler.Close up the essential hot water vent. Turn off the energy. Really do not make contact with the hot water heater dripping area, allow that cool down for a few seconds.