
4
Installation instructions
Preparing for installation
Product information..............................................................................................
5
Preparing for installation.......................................................................................
5
Installation sequence
Installing the boiler and making all connections...................................................
6
Flue gas connection.............................................................................................
8
Gas connection....................................................................................................
8
Opening the control unit casing............................................................................
9
Electrical connections........................................................................................... 10
Service instructions
Commissioning, inspection, maintenance
Steps - commissioning, inspection and maintenance.......................................... 13
Further details regarding the individual steps....................................................... 14
Troubleshooting
Function sequence and possible faults................................................................ 32
Fault messages on the display............................................................................. 33
Repairs................................................................................................................. 35
Function description
Control and display elements............................................................................... 41
Heating mode....................................................................................................... 41
DHW heating........................................................................................................ 41
Extension for external connections (accessory)................................................... 42
Designs
Connection and wiring diagram............................................................................ 43
Parts lists
............................................................................................................ 45
Commissioning/service reports
........................................................................ 54
Specification
....................................................................................................... 55
Certificates
Declaration of Conformity for the Vitopend 100-W............................................... 57
Keyword index
.................................................................................................... 58
Index
Index
5441 514 UAE