Viessmann CU3 Manuals

Manuals and User Guides for Viessmann CU3. We have 1 Viessmann CU3 manual available for free PDF download: Service Instructions Manual

Viessmann CU3 Service Instructions Manual (56 pages)

Gas fired condensing boiler with MatriX−compact gas burner, for open flue and balanced flue operation

Brand: Viessmann | Category: Boiler | Size: 0 MB

General Information
2
Safety Instructions
2
Applicability
2
Table of Contents
3
Initial Start−Up, Inspection and Maintenance
4
Steps Initial Start−Up, Inspection and Maintenance
4
Commissioning Steps Inspection Steps Maintenance Steps Page
5
C 6. Changing Gas Type (if Required)
9
- Checking Static and Supply Pressure
  10
- Checking CO Settings
  12
C 9. Checking Gas Valve Control Pressure
13
Checking the Draught
13
Leak Testing Balanced Flue System (Annular Gap Check)
14
Checking Ionisation Current
14
System Shutdown
15
I M 14. Removing Burner and Checking Burner Gasket
16
Checking Burner Gauze Assembly
17
I M 16. Checking & Adjusting Ignition & Ionisation Electrodes
18
- And Connecting a Drain Hose
  18
I M 18. Cleaning Combustion Chamber and Heating Surfaces
19
Cleaning and Reconnecting the Condensate Drain
20
- Neutralising System for Leaks
  21
Checking Gaskets, Packing Cords and Thermal Insulation
21
- Troubleshooting
  23
- Display and Programming Unit at the Burner Control Unit
  23
H Display and Programming Unit
23
H Operating Display
25
- Selecting Manual Mode
  26
H Manual Mode and Service Display
26
- Setting the Burner Control Unit Parameters
  27
H DIP Switch Settings
27
H Confirming a Parameter Set
28
- Diagnostics
  29
H Fault Display
29
H Calling up the Fault Memory
30
H Faults with Fault Display
31
H Faults Without Fault Display
35
H Burner Control Unit Flow Chart
36
- Burner
  38
- Component Summary
  38
- Burner Control Unit Connection Diagram
  40
- Parts List
  41
- Appendix
  46
- Commissioning/Service Report
  46
- Specification
  52
- Declaration of Conformity
  54
- Manufacturer's Certificate
  55
- Keyword Index
  56

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