DISPLAY IS TOTALLY BLANK ON MY IDEAL ISAR HE 30 BOILER, ALSO RECIEVER FOR WIRELESS THERMOSTAT NOT TALKING TO BOILER ONLY WAY I CAN GET HEATING ON IS TO BYPASS RECIEVER AND GIVE HEATING A PERMANENT LIVE. HELP!!!!!!!!!!!!
Heating & Cooling - Desa International - CBN30T Central Heating System Heater
Answers & Comments
You need a new front control board
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