Viessmann Vitotronic 200 Installation And Service Instructions Manual page 4

Index
Index
Installation instructions
Preparing for installation
System version 1 ........................................................................................
System version 2 ........................................................................................
System version 3 ........................................................................................
System version 4 ........................................................................................ 10
System extension ....................................................................................... 11
Installation sequence
Overview of electrical connections .............................................................. 15
Inserting cables and applying strain relief.................................................... 16
Inserting the boiler coding card ................................................................... 18
Changing the high limit safety cut-out setting (if required) ............................ 18
Changing the control thermostat setting (if required).................................... 20
Connecting sensors .................................................................................... 21
Connecting pumps...................................................................................... 22
Connecting servomotors ............................................................................. 25
External connections at plug aBÖ ................................................................ 25
External connections at plug aVD ................................................................ 28
External connections at plug aVH ................................................................ 29
Connecting central fault messaging to plug gÖ ............................................ 30
Connecting an AC burner ............................................................................ 30
Connecting a three-phase burner ................................................................ 32
Power supply .............................................................................................. 35
Fitting the control unit front.......................................................................... 37
Opening the control unit .............................................................................. 38
Service instructions
Commissioning
Display and control elements ...................................................................... 39
Changing the language ............................................................................... 40
Testing the high limit safety cut-out ............................................................. 40
Matching the coding addresses to the system version ................................. 40
Checking outputs (actuators) and sensors................................................... 42
Adjusting the heating curves ....................................................................... 43
Integrating a control unit into the LON ......................................................... 47
Service scans
Service level summary ............................................................................... 50
Temperatures, boiler coding card and brief scans ........................................ 51
Operating conditions................................................................................... 53
Display "Service" ........................................................................................ 55
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