– Problem: The Truma heater cannot be switched on. The event log shows the error code E525H. Cause: Defective combustion air motor due to excessive power consumption.
– Technical details: The combustion air motor (OT number: 7C4.820.059) is located behind the protective cover under the seat. The replacement requires the removal of seat cushions, covers and the protective cover.
– Repair measures:
Remove the defective combustion air motor, clean the contact surfaces and insert a new motor.
2 comments
Hi my Truma system works fine on EHU but error code E525 H comes up when on gas, any suggestions?
Hej,
check this out https://www.grandcali.com/en/wdb/truma-heater-cannot-be-switched-on-error-code-e525h/