Immergas Parameter / Configuration Error

Display shows 70, boiler may operate but with incorrect temperatures or strange behavior

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 installer parameter settings, Corrupted configuration after PCB replacement, Wrong model selection in PCB

Safety: Changing installer parameters without knowledge can cause unsafe operation. Only trained personnel should modify advanced settings.

Steps:

1. Check user settings: Ensure set temperatures and modes are correctly selected on the user interface.
2. Technician configuration: Enter installer menu and verify all parameters (gas type, maximum power, pump overrun, etc.) match the specific Immergas furnace model and installation. Restore factory defaults if necessary and reconfigure.

Hard 4/5