Heating Circuit 1, Heating Circuit 2, Heating Circuit 3 - Viessmann Vitodens 222-F Installation And Service Instructions For Contractors

Parameter level 2
DHW
(cont.)
"DHW circulation pump for auxiliary function DHW heating"
Setting
ON according to time program
OFF
ON
"Enable DHW circulation pump"
Setting
ON/OFF according to time program
... x 5 min per hour
Permanently ON

Heating circuit 1, heating circuit 2, heating circuit 3

Note
Parameter values in bold are factory settings.
"Remote control recognition"
Setting
Without
With Vitotrol 200-A or Vitotrol 200-RF
With Vitotrol 300-A, Vitotrol 300-RF or Vito-
comfort 200
"Remote control blocking"
Setting
All possible settings at the remote control
can be accessed
Only comfort mode can be set at the re-
mote control
"Temperature limits, frost protection function"
Setting
2 see service instructions
... see service instructions
!
Please note
With settings below 1 °C, pipes outside the ther-
mal envelope of the building could freeze up.
Use settings below 1 °C only if pipes are appro-
priately thermally insulated.
76
Explanations
72:0
72:1 "OFF" during DHW heating to set value 2
72:2 "ON" during DHW heating to set value 2
Explanations
73:0
73:1 to "ON" from once per hour for 5 min up to 6 times per
73:6 hour for "5 min" during the time program
73:7
Explanations
A0:0 No remote control connected
A0:1 Automatic recognition
A0:2 Automatic recognition
Explanations
A1:0
A1:1 Only for Vitotrol 200
Explanations
A3:2 Outside temperature below 1 °C: Heating circuit pump
"ON"
Outside temperature above 3 °C: Heating circuit pump
"OFF"
A3:-9 to Heating circuit pump ON/OFF, see following table:
A3:15