Viessmann VITODENS 222-F Service Instructions Manual page 48

Code 1
Heating Circuit 1, 2 and 3
Coding in the factory setting
Pump control in "Only DHW"
F6:25
Pump control in "Standby mode"
F7:25
Start temperature raising
F8:-5
End temperature raising
F9:-14
Set supply temperature heating circuit
FA:20
Duration set supply temperature increase
FB:60
48
(continued)
In the "Only DHW" operating
mode, the internal circulation
pump is permanently on
In the "Standby" operating
mode, the internal circulation
pump in the heating circuit is
permanently ON
Temperature limit for
terminating the reduced mode
23° F (-5º C); See operating
instructions. Observe the
setting of coding address "A3"
Temperature limit for raising the
reduced set room temperature
6.8° F (-14º C); See operating
instructions.
Raising the set boiler water
temperature or the set
supply temperature when
changing from operation with
reduced room temperature to
operation with standard room
temperature, by 20%. See
operating instructions.
Duration for raising the set
boiler water temperature or
the set supply temperature (see
coding address "FA")
60 minutes. See operating
instructions.
Vitodens 222-F B2TA 19 and 35 Service
Possible change
F6:0 In the "Only DHW" operating
mode, the internal circulation
pump is permanently OFF.
F6:1 In the "Only DHW" operating
to mode, the internal circulation
F6:24 pump will be started 1 to 24
times per day for 10 minutes
each time.
F7:0 In the "Standby" operating mode,
the internal circulation pump in
the heating circuit is permanently
OFF.
F7:1 In the "Standby" operating mode,
to the internal circulation pump in
F7:24 the heating circuit connection set
will be started 1 to 24 times per
day for 10 minutes each time.
F8:+10 Temperature limit adjustable from
to +50 to -76° F (+10 to -60° C).
F8:-60
F8:-61 Function disabled.
F9:+10 Temperature limit for raising
to the set room temperature
F9:-60 to the value selected for
standard mode adjustable from
50 to -76° F (10 to -60° C).
FA:0 Temperature rise adjustable
to from 0 to 50%.
FA:50
FB:0 Duration adjustable from 0
to to 300 minutes;
FB:300