How to eliminate the error L40 in boiler Dietrich?
- Error: L40
- Description: Def.test.hru – Error in the HRU -URC unit test
- Cause:
- Solution: Bad connection external cause badly adjusted parameter – Notify the professional to take care of the maintenance of the apparatus
More tips
If you fail to solve the Error boiler Dietrich, we recommend that you contact the technical or specialist service. They can help you identify the problem and provide you with the appropriate instructions to solve it.
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