Immergas Gas Valve Calibration / Configuration Error

Furnace shows 50, burner output limited, may be related to gas type or calibration

This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.

If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.

Possible Causes

Incorrect gas type setting on PCB, Misadjusted gas valve, Firmware mismatch with gas valve type

Critical safety: Gas calibration must only be done by a certified technician with a combustion analyzer.

Steps (technician only):

Enter service mode on the Immergas control panel and verify gas type (natural gas or LPG) matches the installation.
Check and adjust minimum and maximum burner pressures using a manometer and analyzer.
Update or configure PCB parameters according to the Immergas service manual.

Professional Required 5/5

Gas Valve Assembly

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