25
Required codes
Group
Code
Function
Vitotwin 300-W coding addresses
"Source type"
"3750:oil/gas boiler"
Oil/gas boiler (only for display pur-
poses)
"System scheme"
"5700:3"
System scheme 3 as standard
function
"HC1"
"5710:On"
Heating circuit 1 installed
"HC2"
"5715:On"
Heating circuit 2 installed
"HC3"
"5721:On"
Heating circuit 3 installed
"Relay output QX2"
"5891:Heat request
K27"
Heat request K27, diverter valve
demand, heat source 2
"Relay output QX4"
"5894:Suppl source
control K32"
Additional heat source control K32
(lift block on heat source 2)
"Sensor input BX6"
"5935:Common flow
sensor B10"
Common flow sensor B10 fitted
(common flow temperature sen-
sor)
Vitotronic 200 coding addresses
"General"
"3A:3"
External blocking
"General"
"61:1"
Cylinder primary pump on immedi-
ately
Preparing for installation
Preparing for installation
(cont.)
5618 294 GB
Installation
Summary of Contents for C3HA
Page 39: ...39 2 2x 1 Installation sequence Removing the front panel 5618 294 GB Installation ...
Page 42: ...42 1 2 Installation sequence Removing the transport brackets 5618 294 GB ...
Page 151: ...151 Checking and replacing resistors B C A Troubleshooting Repairs cont 5618 294 GB Service ...
Page 181: ...181 Parts lists Control unit assembly cont 5618 294 GB Service ...
Page 183: ...183 Parts lists Miscellaneous assembly cont 5618 294 GB Service ...
Page 191: ...191 5618 294 GB ...