Table Of Contents - Viessmann Vitocrossal CRU 800 Service Instructions For Contractors

Index
Index
1. Information
2. Commissioning, inspec-
tion, maintenance
3. Burner control unit
4. Troubleshooting
5. Parts lists
6. Component overview
7. Function description
8. Connection diagrams
9. Reports
10. Specification
11. Final decommissioning
12. Certificates
13. Keyword index
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Symbols .................................................................................................
Intended use ..........................................................................................
Product information ................................................................................
System examples ...............................................................................
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Steps - commissioning, inspection and maintenance ............................
Burner control unit VUC 310 .................................................................. 31
Display and programming unit ............................................................ 31
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Operating display ................................................................................ 31
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Selecting the menu ............................................................................. 32
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Calling up information and resetting meters ....................................... 32
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Changing the configuration ................................................................. 33
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Resetting operating parameters to their delivered condition .............. 35
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Setting the modulation level for manual operation ............................. 35
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Flow diagram for burner start ................................................................. 36
Description of state ............................................................................. 37
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Fault display ........................................................................................... 38
Calling up the fault history (fault memory) .......................................... 38
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Fault codes with display on burner control unit ...................................... 39
General process errors: Displayed fault codes ................................... 39
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Internal system faults: Displayed fault codes and detailed fault
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codes .................................................................................................. 42
Faults without fault display ..................................................................... 43
Overview of assemblies ......................................................................... 45
Boiler assembly ..................................................................................... 46
Casing assembly ................................................................................... 48
MatriX-Disk burner assembly ................................................................. 50
Burner control unit assembly ................................................................. 52
Vitotronic control unit assembly ............................................................. 54
Overview of burner components ............................................................ 56
Air pressure switch ................................................................................ 57
Fan pressure monitoring function (LDW1) .......................................... 57
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Combustion chamber pressure monitoring function (LDW2) .............. 57
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Boiler water temperature sensors and flue gas temperature sensors ... 57
Burner control unit connection diagram ................................................. 58
................................................................................................................ 61
................................................................................................................ 64
Final decommissioning and disposal ..................................................... 67
Declaration of conformity ....................................................................... 68
Manufacturer's certificate according to the 1st BImSchV [Germany] .... 68
................................................................................................................ 69
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