Viessmann Vitorond 100 VR1 Series Installation And Service Instructions Manual page 5

Vitorond 100, VR1-22 to -33 Installation and Service
Start-up
Connections
Service
Additional Information
Initial Start-up..........................................................45
Burner Calibration.....................................................46
Beckett Burner Calibration ........................................47
Riello Burner Calibration.............................................48
Barometric Draft Regulator.........................................49
Waterside Flow........................................................49
Installation Examples - Hydrostat 3250-Plus.................50
Installation Examples - Vitotronic................................51
Necessary Tools.......................................................54
Service Procedure.....................................................54
Shut-down heating system....................................54
Open combustion chamber door............................54
Clean heat exchanger and flue pipe........................55
Check all gaskets and insulation.............................55
Close combustion chamber door............................55
Check heating system and
domestic hot water connections.............................56
Ensure proper operation of expansion tank,
low water cut-off (if applicable) and pumps.............56
Ensure that an adequate combustion air
supply exists in the boiler room.............................56
Ensure functionality of the barometric
draft regulator of the burner..................................56
Calibrate the Burner..............................................57
Parts List.................................................................58
Maintenance Record..................................................61
Table of Contents
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