Viessmann VITOTRONIC300 Instructions d'exploitation

Vitotronic 300, type KW3Vitotronic 200, type KW2VITOTRONIC 200VITOTRONIC 300Operating instructionsfor system usersHeating system withweather-compensat

10Quick startSelecting the heating program (summer, winter)1. !, ? or §; the respective keywill then illuminate.2. Select the heating program withkeys

11Quick startRoom temperatureWith the "Heating and DHW" program, the central heating operatesalternately with "Standard room temperatur

12Quick startScanning temperatures and operating conditionsSubject to connected components and settings made, you can scan currenttemperatures and ope

13Utilising the Comfort functionSetting up the party modeIf you wish to heat and provide DHW (subject to a DHW cylinder beinginstalled) in the short t

14Utilising the Comfort functionActivating economy modeIf you want to heat briefly in economy mode whilst the heating mode is set tooperate at standar

A15Start-up/shutdownStarting the heating systemThe initial start-up and matching of the control unit to local conditions andthe structural characteris

16Start-up/shutdownShutting down the heating systemIf you intend shutting down your heating system for a certain time, e.āāg.during a summer holiday,

17Modifying and scanning time programsGeneral notesYou can set time programs for central heating, for DHW heating (subject to aDHW cylinder being inst

18Modifying and scanning time programsCentral heatingPress the following keys:1. !, ? or §; the respective keywill then illuminate.2. A for "Cent

19Modifying and scanning time programsCentral heating (cont.)Scanning time phasesProceed as per page 18, but withoutactivating a or b.Time phase summa

2Introductory informationFor your safetyPlease follow these safety instructions closely to prevent accidents andmaterial losses.If you smell gasH Do n

20Modifying and scanning time programsDHW heating and DHW circulation pumpThe time program for DHW heating and DHW circulation pump is set toAutomatic

21Modifying and scanning time programsDHW heating and DHW circulation pump (cont.)15. a/āb to"1Ĉ7" will be displayed, ifyou want to set up t

22Modifying and scanning time programsDHW heating and DHW circulation pump (cont.)Scanning time phasesProceed as per page 20, but withoutactivating a

23SettingsChanging the DHW temperaturePress the following keys:1. F the current temperature willflash.Set DHW temp. 50 ºCw2. a/āb āfor the requiredte

24SettingsAdjusting the economy mode for holiday periods If you are planning to go on holiday and you want to set your heating systemto minimum energy

25SettingsAdjusting the economy mode for holiday periods (cont.)Press the following keys:1. H for "Holiday program".Please note:Press H agai

26SettingsChanging date and timeDate and time are factory set and may be changed manually.Press the following keys:1. D for "Time".2. a/ābfo

27SettingsSelecting the required languagePress the following keys:1. !, ? or §; the respective keywill then illuminate.2. c for "Outside temperat

28SettingsModifying the boiler heating characteristics You can modify the heating characteristics by changing the slope and level ofthe heating curve,

29SettingsModifying the boiler heating characteristics (cont.)Modifying heatingcharacteristics if ...Check Example... the living areas are toocold dur

3ContentsIndexIntroductory informationFor your safetyĂ 2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Boiler water temperature orFlow temperature in °CSlopeOutside temperature in °C...30SettingsModifying the boiler heating characteristics

31What to do if ...Special displaysMaintenanceMo59ºCPlease arrange for your local heatingcontractor to service your heatingsystem.Remote controlSettin

32What to do if ...TroubleshootingIf your heating system has developed a fault, it will be displayed andindicated through the flashing red fault lamp

33What to do if ...Troubleshooting (cont.)Calling up acknowledged fault message1. d Press for approx. twoseconds.2. a/āb Press for the display offurth

34What to do if ...Troubleshooting (cont.)What to do if ...Cause Remedy... the burner is notstarted or startsirregularly (cont.)Control unit incorrec

35What to do if ...Troubleshooting (cont.)What to do if ...Cause Remedy... the burner does notstart; the red faultlamp A on thecontrol unit flashesan

36What to do if ...Troubleshooting (cont.)What to do if ...Cause Remedy... the room temperatureis too low, when theoutside temperature isHeating curve

37What to do if ... /RepairsTroubleshooting (cont.)What to do if ...Cause Remedy... mixer motor installed:the boiler is operating,but the heating cir

38RepairsCare, inspection and maintenance (cont.)The efficiency of the system will beimpaired if the flue gas temperatureis excessively high due tocon

ACEFBD39Energy saving tipsEnergy saving tipsApart from using a modern heating system, you can also save additionalenergy by your own actions.The follo

4Quick startWhere to find the controlsYou can change all settings for your heating system centrally at the controlunit and its integral programming un

40IndexKey word indexAActual temperatures, scanning, 12Applicability, 42Automatic mode, 20BBasic factory settings, 5, 7, 8Boiler start-up, 15Boiler sh

41IndexKey word index (cont.)IIlluminated keys, 9Index summary, 3Individual time programs, 17, 20Initial start-up, 15Inspection, 37Installation locati

Contact your local heating contractor for questions regarding maintenanceand repairs of your heating system.You may, for example, find local heating c

5Quick startYour heating system is pre-set at the factoryThe control unit is preset at the factory for standard operation. Your heatingsystem is now r

Boiler temperatureMo.6Quick startSummary of controls and indicatorsControls with open flapMains switch (page 15)FusesUnblocking excess temperatureCont

Boiler temperatureMo7Quick startSummary of controls and indicators (cont.)Economy mode (page14)Heating programs (pageĂ10)Standard room temperature (pa

8Quick startSummary of controls and indicators (cont.)Display window symbols(these symbols are not alwaysdisplayed, but appear subject to thesystem ve

9Quick startHeating circuit selection ć before adjustments and scanningFor heating systems with only one heating circuit, the heating circuit selectio