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Technical Information
MODULENS O PRO
PFC 90 – PFC 120
Maintenance made easier : operating mode with only one burner
JS
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.
This operating mode can be used in the following cases :
-
Shutdown of the boiler following a fault on one of the burners, which requires its shutdown
-
Boiler shutdown following a fault other than on the burners, for example : temperature sensor, flue gas
pressure switch, etc...
-
Intervention on one of the burners requiring its temporary shutdown (part replacement, ...)
2. Procedure
1. Select the icon
2. Enter the code 0012
The insataller level is activated and the icon
3. Select the Boiler icon on the display
BE
N° IT2688-en
to access the installer level.
is displayed,
to access the « Oil-fired boiler » menu.
1/2
12/03/2020
IT2688-en
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Summary of Contents for DeDietrich MODULENS O PRO PFC 90
- Page 1 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.
- Page 2 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.