Section 8, Operating the WaterHeater
International Thermal Research
8-11
AC Immersion Element Does Not Activate
•
WaterHeater™ connected to 120VAC power?
•
Circuit breaker tripped?
Burner Starts but Flame Faults
•
Fuel supply present and adequate?
•
Air-intake or exhaust not blocked or obstructed?
•
Air in fuel line (White smoke from exhaust)?
•
Fuel filter (external) dirty?
•
Component LED’s all glowing green on The WaterHeater™
Control Panel?
Burner Starts but Zone Faults
•
Power LED on Space Heating Module Zone Control Board
glowing green?
•
Component matched LED pairings all glowing green on the
Space Heating Module Zone Control Board?