Summary of Contents for DeDietrich MODULENS O PRO PFC 90
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Technical Information MODULENS O PRO PFC 90 – PFC 120 Maintenance made easier : operating mode with only one burner N° IT2688-en 12/03/2020 1. Purpose The PFC 90 and PFC 120 boilers being equipped with two burners, in the case of required maintenance, the continuity of production of heating and domestic hot water can be ensured, thanks to the single burner operating mode.
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4. Select menu Parameters, counters, signals, 5. Then Adv. Parameters 6. Select the line Burners strategy (parameter AP086) Possible confusion : be careful not to choose the line « Chimney burner selec » (parameter OP044) located a few lines above ! 7.