Blog OFFSET Combi Heater Common Problems June 05,2024 E83H: the speed of combustion-supporting fan is too low. Combi Heater Error Code June 05,2024 E025 H: Open circuit of external temperature sensor Combi Heater Error Code June 05,2024 How to control the JP Combi Heater via bluetooth app? May 28,2024 How to change between Fahrenheit and Celsius ? (Combi Heater Switch) May 15,2024 If the exhaust pipe can be cut short? Combi Heater Common Problems April 29,2024 How to deal with the smoke of the combi heater ? Combi Heater Common Problems April 29,2024 How to install the diesel system for JP Heater diesel combi boiler Michelle Wang Combi Heater Common Problems February 22,2024 W051C : warning code for bad communication Combi Heater Error Code November 27,2023 W110H code: window open switch Combi Heater Error Code July 25,2023 E63H Code: Open circuit of glow plug Combi Heater Error Code July 04,2023 E31H code: Ignition failure Combi Heater Error Code June 29,2023 1 2 CATEGORIES Combi Heater Error CodeCombi Heater Common ProblemsCombi Heater Switch Operation