Viessmann Vitodens 200-W Series Installation And Service Instructions Manual page 5

Index
8. Troubleshooting
9. Function description
10. Designs
11. Parts lists
12. Commissioning/service
reports
13. Specification
14. Certificates
Checking outputs (relay test) ................................................................. 74
Weather-compensated control unit ..................................................... 74
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Constant temperature control unit ...................................................... 74
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Fault display ........................................................................................... 76
Weather-compensated control unit ..................................................... 76
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Constant temperature control unit ...................................................... 76
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Fault codes ............................................................................................ 77
Repair .................................................................................................... 86
Checking the outside temperature sensor (weather-compensated
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control unit) ......................................................................................... 86
Checking the boiler water temperature sensors, cylinder tempera-
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ture sensor or flow temperature sensor for the low loss header ......... 87
Checking the flue gas temperature sensor ......................................... 88
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Checking the fuse ............................................................................... 89
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Extension kit, mixer ............................................................................ 89
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Check Vitotronic 200-H (accessory) ................................................... 90
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Constant temperature control unit ......................................................... 91
Heating mode ..................................................................................... 91
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DHW heating ...................................................................................... 91
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Weather-compensated control unit ........................................................ 91
Heating mode ..................................................................................... 91
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DHW heating ...................................................................................... 92
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Boosting DHW heating ....................................................................... 92
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Internal extensions (accessories) .......................................................... 92
Internal extension H1 .......................................................................... 92
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Internal extension H2 .......................................................................... 93
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External extensions (accessories) ......................................................... 94
Extension AM1 ................................................................................... 94
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Extension EA1 .................................................................................... 95
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Control functions .................................................................................... 96
External heating program changeover ............................................... 96
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External blocking ................................................................................ 97
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External demand ................................................................................ 97
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Venting program ................................................................................. 98
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Screed drying ..................................................................................... 98
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Raising the reduced room temperature .............................................. 100
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Reducing the heat-up time ................................................................. 100
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Assigning heating circuits to the remote control .................................... 101
Electronic combustion control unit ......................................................... 102
Connection and wiring diagram
Connection and wiring diagram
Ordering parts ........................................................................................105
Overview of the assemblies ...................................................................105
Casing assembly ................................................................................... 106
Heat cell assembly .................................................................................106
Burner assembly ....................................................................................107
Hydraulic assembly ................................................................................108
Control unit assembly ............................................................................ 109
Miscellaneous assembly ........................................................................ 110
................................................................................................................ 112
.................................................................................................................. 113
Declaration of conformity ....................................................................... 114
Declaration of Conformity for the Vitodens 200-W ............................. 114
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Internal connections ......................... 103
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External connections ........................ 104
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Index
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