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Potterton Promax System 24HE not modulating - stabilizing burn by changing target temperature
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- Опубликовано: 6 янв 2022
- Just changed the pump, checked there is flow, but still not working - it burns till it gets in protection, then , pausing for 3 minutes ( anticycling) , then burning again.
the boiler can be stabilized for few minutes manually.
Root Cause: Heat Exchanger partly blocked.
