Operating instructions

65
Select "DHW" for weather-compensated control units (see page 61).
Select "3" for constant temperature control units (see page 61).
Coding
Coding in the delivered condition Possible change
Enable DHW circulation pump
73:0 DHW circulation pump:
"ON" in accordance with
the time program (only for
weather-compensated
control units)
73:1
to
73:6
"ON" from once per hour
for 5 min up to 6 times per
hour for 5 min during the
time program
73:7 Constantly "ON"
Heating circuit 1, heating circuit 2, heating circuit 3/Group "5"
Select "Heating circuit ..." for weather-compensated control units (see page 61).
Select "5" for constant temperature control units (see page 61).
Coding
Coding in the delivered condition Possible change
Summer eco function outside temperature
A5:5 With heating circuit pump
logic function (economy
circuit): Heating circuit
pump "OFF" when the
outside temperature (AT)
is 1 K higher than the set
room temperature (RT
set
)
AT > RT
set
+ 1 K (only for
weather-compensated
control units)
A5:0 Without heating circuit
pump logic function
A5:1
to
A5:15
With heating circuit pump
logic function: Heating cir-
cuit pump "OFF" (see the
following table)
Parameter address
A5:...
With heating circuit pump logic function: Heating cir-
cuit pump "OFF"
1 AT > RT
set
+ 5 K
2 AT > RT
set
+ 4 K
3 AT > RT
set
+ 3 K
4 AT > RT
set
+ 2 K
Code 1
DHW/Group "3"
5457 552 GB
Service