Operation manual - EN
www.atmos.eu
EN - 207
ACD03/04
• P21
Boiler
parameter - FAN operation with BRE for combined boiler
The parameter is intended for setting the operation of the boiler exhaust fan for combined boilers
together with the BRE pellet burner.
Setting options:
Off
– boiler exhaust fan does not run during burner operation - e.g. factory default settings
for ATMOS boilers of
DCxxSP(X), DCxxSP(X)L, DCxxGSP or DCxxGSPL
series
1 - BRE
– fan run copies BRE output run.
2 - BRE + time
– same function as (1 - BRE), but the boiler fan switches off with a delay
according to
→
P24
Boiler
parameter. Factory default settings for
boiler with modifi-
cation for burner
DCxxS(X), CxxS(T), ACxxS, KCxxS.
3 - BRE + AGF
– same function as (1 - BRE), but the boiler fan switches off only after the
flue gas temperature drops below AGFmin according to
→
P18
Boiler
parameter.
4 - AGF
– the boiler fan is only in operation when the boiler is burning (flue gas temperature
higher than AGFmin according to
→
P18
Boiler
parameter). Therefore, the function has
nothing to do with the BRE output.
Factory default setting: Off
INFO -
The parameter can only be set for 6 or 7 type boilers.
• P22
Boiler
parameter - Summer DHW heating by boiler
The parameter is intended to enable DHW heating during the summer by the automatic boiler.
Setting options:
On
– when the DHW tank heating request is issued in the summer, the operation of the au-
tomatic boiler is enabled
Off
– DHW tank heating by the automatic boiler in the summer is prohibited.
Factory default setting: Off
INFO
- The parameter can only be set for 2, 6 or 7 type boilers.
CAUTION
- When heating DHW with the boiler, using the DCxxSP(X) and DCxxGSP
combined boilers, the mode with the BRE pellet burner must be selected on the controller
display ( button hand).
10. Setting menu - Boiler
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