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5600 332 v1.3
Vitodens 100-W, WB1B Installation & Service
Table of Contents
Installation Examples
.................................................36
General.................................................................36
Clearances...........................................................36
Pressure drop of Vitodens 100-W.............................36
Typical system flow rates........................................36
Heating circuit pumps.............................................36
CombiPLUS Built-in Pump.......................................37
System layout 1 to 4..............................................38
Vitodens and CombiPLUS Layout...............................44
Boiler in heating/cooling application..........................47
Boiler with low water cut-off (remote mounted, field supplied)..48
Low-loss header.....................................................49
Venting Connection
...................................................50
Electrical Connections
................................................50
Rotating the control unit and opening the power/pump module...50
Electrical connections to the power/pump module.....51
Optional operating control - OpenTherm...................51
Closing the power / pump module and reinstalling
the control unit....................................................52
Reinstalling the front panel.....................................52
Necessary Tools
.......................................................53
Testing/analysis equipment....................................53
Overview of Controls and Indicators
............................53
Control and display elements.................................53
Overview of Boiler Components
..................................54
Overview of CombiPLUS Components
.........................55
Procedure (Overview)
................................................56
Steps
.......................................................................57
Troubleshooting Steps
...............................................73
Changing Room Temperature
......................................73
Diagnosis
................................................................74
Sequence of operation and potential faults during
each start-up cycle................................................74
Diagnostics table: Faults with fault display on control unit..75
How to reset faults...............................................76
Boiler Connection
....................................................77
Remove front panel...............................................77
Check boiler temperature sensor.............................77
Check outdoor temperature sensor..........................78
Determining the boiler set-point..............................79
Check fixed high limit............................................80
Check flue gas temperature sensor..........................80
Check fuses.........................................................81
CombiPLUS Connection
...........................................82
Check outlet temperature sensor.............................82
Replacing the flow limiter.......................................82
Checking or replacing the plate typeheat exchanger..83
Electrical connections to the Terminal Strip for
Accessories
.............................................................84
Technical Data
........................................................85
Call for heat priority logic table...............................85
Burner Program Sequence of Operation
........................89
Wiring Diagram - Natural gas / Propane
........................91
Service Function Overview..................
.......................92
Parts List
................................................................93
Maintenance Record
..................................................98
Lighting and Operating Instructions
.............................99
Connections
(continued)
Venting Connections
Control Connections
Start-up, Inspection and Maintenance
Troubleshooting
Additional Information
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