Viessmann VITOLIGNO 300-H Operating Instructions For The System User page 6

Heating system with ecotronic weather-compensated, digital boiler and heating circuit control unit

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Table of Contents

Index

Setting the time program...................................................................................... 36

■ Setting time phases.......................................................................................... 36

■ Deleting a time phase....................................................................................... 37

■ Resetting time phases to factory settings......................................................... 37

Stopping DHW heating......................................................................................... 38

Selecting the operating program.......................................................................... 39

Setting the time program...................................................................................... 40

■ Setting time phases.......................................................................................... 40

■ Deleting a time phase....................................................................................... 41

Setting the heating curve...................................................................................... 41

Blocking times for automatic fuel supply.............................................................. 43

■ Setting blocking times....................................................................................... 43

■ Deleting blocking times..................................................................................... 44

Setting the display contrast.................................................................................. 45

Setting the brightness of the display.................................................................... 45

Naming heating circuits........................................................................................ 45

Setting the time and date..................................................................................... 46

Language selection.............................................................................................. 47

Setting the temperature unit (°C/°F)..................................................................... 47

Changing boiler water temperature...................................................................... 47

Changing the set value of residual oxygen.......................................................... 48

Setting the minimum system temperature............................................................ 48

Restoring factory settings..................................................................................... 49

Scanning fault messages..................................................................................... 50

Scanning information............................................................................................ 51

■ Scanning temperatures..................................................................................... 53

Shutting down the heating system for an extended period.................................. 55

Shutdown............................................................................................................. 55

Rooms are too cold.............................................................................................. 56

Rooms are too hot................................................................................................ 57

There is no hot water............................................................................................ 58

Table of Contents