Operating instructions

91
Coding in the delivered condition Possible change
After the selected cyclical
heating time for the DHW
cylinder without priority
has expired, the rise in
collector temperature is
captured during the cycli-
cal pause time.
"Heating circuit ..."/group 5
Select "Heating circuit ..." for weather-
compensated control units (see
page 73).
Select "5" for constant temperature con-
trol units (see page 73).
Coding
Coding in the delivered condition Possible change
A0:0 Without remote control A0:1 With Vitotrol 200A/200 RF
(automatic recognition)
A0:2 With Vitotrol 300A/300 RF
or Vitohome 300 (automat-
ic recognition)
A1:0 All possible settings at
the remote control can be
accessed
A1:1 Only party mode can be set
at the remote control (only
for Vitotrol 200)
A3:2 Outside temperature be-
low 1 °C: Heating circuit
pump "ON"
Outside temperature
above 3 °C: Heating cir-
cuit pump "OFF"
A3:–9
to
A3:15
Heating circuit pump "ON/
OFF" (see the following ta-
ble)
!
Please note
If a value below 1 °C is selected, there is a risk that pipes outside the thermal
envelope of the house could freeze up.
The standby mode in particular should be taken into consideration, e.g. during
holidays.
Code 2
"Solar"/group 4
(cont.)
5772 909 GB
Service