Viessmann Vitodens 200-W Combi Instructions d'exploitation

Service instructionsfor contractorsVIESMANNVitodens 200-WType WB2CWall mounted gas condensing boiler4.8 to 35 kW natural gas and LPG versionGas Counci

10Setting the time and date (if required) - for constant temperaturecontrol unitsThe time and date need to be reset dur-ing commissioning or after pro

100Dis-playedfaultcodeConst. Weath.-comp.System char-acteristicsCause Measuresdd X Control modewithout roominfluenceLead break,room temper-ature senso

101Dis-playedfaultcodeConst. Weath.-comp.System char-acteristicsCause MeasuresE5 X X Burner blocked Fault, flameamplifierReplace the controlunit.E7 X

102Dis-playedfaultcodeConst. Weath.-comp.System char-acteristicsCause MeasuresEE X X Burner in a faultstateFlame signalis not presentor too weak atbur

103Dis-playedfaultcodeConst. Weath.-comp.System char-acteristicsCause MeasuresF2 X X Burner in a faultstateThe tempera-ture limiterhas respon-ded.Chec

104Dis-playedfaultcodeConst. Weath.-comp.System char-acteristicsCause MeasuresFd X X Burner in a faultstateFault, burnercontrol unit Check ignitionele

105Checking the outside temperature sensor (weather-compensa-ted control unit)X31. Pull plug "X3" from the control unit.10010-20 -10 0 10 2

106Checking the boiler temperature sensor, cylinder temperaturesensor or flow temperature sensor of the low loss headerX3%ATroubleshootingRepairs (con

1071. Boiler water temperature sen-sorPull the leads from boiler watertemperature sensor A and checkthe resistance. Cylinder temperature sensorPul

108Checking the outlet temperature sensor or comfort sensor (gascombi boilers only)BA1. Disconnect the leads from outlet tem-perature sensor A or com

10910110 30 50 70 90 110Temperature in °C0.40.60.8246820Resistance in kΩ3. Replace the sensor in case of severedeviation.NoteWater can leak when repl

114. Close valves A and B, remove thefilling equipment and open the shut-off valves on the heating water side.Venting the heating system1. Close the

110Checking the plate heat exchangerBF G H KEDCAFHeating returnGCold waterHHeating flowKDHW 1. Shut off and drain the boiler on itsheating water and

111Checking the flue gas temperature sensorThe flue gas temperature sensor locks out the boiler when the permissible flue gastemperature is exceeded.

112A1. Pull the leads from temperature lim-iter A.2. Check the continuity of the tempera-ture limiter with a multimeter.3. Remove the faulty temper

1133. Remove cover A.4. Check fuse F1 (see connection andwiring diagram).Extension kit for heating circuit with mixerChecking the setting of rotary s

1142. At plug gS, swap the cores at termi-nals "|" and "~".3. Refit the casing cover.Checking the Vitotronic 200-H (accessories)T

1154 8°Cs AHeating modeThe selected set boiler water tempera-ture will be maintained when a demandis being raised by the room thermostatand the heatin

116In the delivered condition, the set boilerwater temperature is 20 K higher thanthe set DHW temperature (adjustable viacoding address "60"

117DHW heating with gas fired combi boilersIf the flow switch detects that hot wateris being extracted (> 3 l/min) then theburner, circulation pump

118Internal extension H1The internal extension is integrated intothe control unit housing. The followingalternative functions can be connectedto relay

119Internal extension H2The internal extension is integrated intothe control unit housing. The followingalternative functions can be connectedto relay

12Filling the siphon with waterAB1. Remove retaining clip A and siphonB.2. Fill siphon B with water.3. Fit siphon B and secure with retain-ing clip A.

120Extension AM1A1 Circulation pumpA2 Circulation pumpfÖPower supply [terminals]fÖAPower supply terminal for addi-tional accessoriesaVGKM BUSFunction

121FunctionsOne of the following circulation pumpscan be connected to each of the termi-nals A1 and A2: Heating circuit pump for the heatingcircuit w

122Extension EA1DE1 Digital input 1DE2 Digital input 2DE3 Digital input 30 - 10 V 0 - 10 V inputfÖPower supply [terminals]fÖAPower supply terminal for

123Digital data inputs DE1 to DE3The following functions can be connec-ted alternatively: External heating program changeoverfor each heating circuit

124Function assignmentSelect the function of output aBJ viacode 36 at the boiler control unit.Control functionsExternal heating program changeoverThe

125Heating program changeover CodeNo heating program changeover F2:0Duration of the heating program changeover 1 to 12 hours F2:1 toF2:12 The heating

126External demand CodeInput DE1 3A:2Input DE2 3b:2Input DE3 3C:2The effect on the internal circulationpump is selected with code 3F.The effect on the

127When the screed drying function is acti-vated, the heating circuit pump of themixer circuit is switched ON and the flowtemperature will be held in

128Temperature profile 3: Code F1:3Flowtemperature °CDays50403020101 5 10 15 20 25 30Temperature profile 4: Code F1:4Flowtemperature °CDays50403020101

129Temperature profile 6: Code F1:6Flowtemperature °C1 5 10 15 20 25 30Days504030201060Temperature profile 7: Code F1:15Flowtemperature °C1 5 10 15 20

131. Determine the gas type and Wobbeindex by asking your local gas supplyutility or LPG supplier.2. Convert the burner for operation withLPG (see p

130Example using the settings in the delivered conditionAB-20Outside temp. in °CBoiler water orflow temperature in °C8070605040300 -5 -10 -15510Set ro

131Example using the settings in the delivered condition100203030405060600700800900Set boiler water or flowtemperature in °CTime in hABCDAStart of ope

132The heating circuit allocation must beconfigured when commissioning theVitotrol 200A or Vitotrol 300A.Heating circuit ConfigurationVitotrol 200A Vi

133Air factor λ – CO2/O2 contentAir factor λ O2 content (%) CO2 content (%) for nat-ural gas HCO2 content (%) forLPG P1.24 4.4 9.2 10.91.27 4.9 9.0 10

134A1 Main PCBX... Electrical interface§Boiler water temperature sen-sor$Outlet temperature sensor(gas condensing combi boiler)aAIonisation electrodea

135fJTemperature limitergFIgnition unita-ÖFan motora-Ö AFan motor controlaVLFlow switch(gas condensing combi boiler)a:ÖModulation coilDesigns Connecti

136A1 Main PCBA2 Power supply unitA3 OptolinkA4 Burner control unitA5 Programming unitA6 Coding cardDesignsConnection and wiring diagram – external co

137A7 Connection adaptorA8 LON communication module(Vitotronic 200)A9 Internal extension H1 or H2S1 ON/OFF switchS2 Reset buttonX... Electrical interf

138Spare parts informationQuote the part and serial no. (see typeplate) and the item number of therequired part (as per this parts list).Obtain standa

139117 Programming unit for constant tem-perature operation with time switch150 Outside temperature sensor151 Flue gas temperature sensor152 Temperatu

14 yes Fan startsnoAfter approx. 51 sfault F9 Check the fan, fanconnecting cables,power at the fanand fan control yes Igni

140051055062054052053061051059200202050056057003080088060058064201Parts listsParts lists (cont.)5692 857 GB

141079012086151013A010011070081084002153074077070 152072073075Parts listsParts lists (cont.)5692 857 GB

142025022153009070024023008020021154026017007007018085014004005001085076078078082027071Parts listsParts lists (cont.)5692 857 GB

143103109104101106105107108102100115116115116031030150006070117Parts listsParts lists (cont.)5692 857 GB

144Setting and test val-ues Set value Commis-sioningService Date: By: Static pressure mbar max. 57.5 mbar Supply pressure (f

145Rated voltage 230 VRated frequency 50 HzRated current 6 AProtection class IIP rating IP X 4 D toEN 60529Permissible ambient temperature during ope

146Rated output range TV/TR 50/30 °C kW 6.5 - 26 8.8 - 30 8.8 - 35TV/TR 80/60 °C kW 5.9 - 23.7 7.9 - 27.8 7.9 - 32.2Rated output range for DHW heating

147Declaration of conformity for the Vitodens 200-WWe, Viessmann Werke GmbH&Co KG, D-35107 Allendorf, confirm as sole respon-sible body that the p

148We, Viessmann Werke GmbH&Co KG, D-35107 Allendorf, confirm that the productVitodens 200-W complies with the NOx limits specified by the 1st BIm

149AAcknowledging a fault display...91Allocating heating circuits...132BBoiler temperature sensor...106Boosting DHW

15 yes Automatic calibra-tion of the com-bustion controllerno Fault Eb Initiate a heatdraw-off. Switchthe boiler OFF andON again.Press rese

150LLanguage selection...9LON...35 Fault monitoring...

1515692 857 GB

152ApplicabilityCondensing system boiler Gas condensing combi boiler Type WB2C Type WB2C 4.8 to 19.0 kW 6.5 to 26.0 kW from serial no. from serial

16A1. Close the gas shut-off valve.2. Undo screw A inside test nipple"IN" on the gas train but do notremove it, and connect the pressuregau

17Supply pressure (flow pressure) Measuresfor natural gas for LPGbelow 17.4 mbar below 25 mbar Do not start the boiler. Notify your gassupply utility

18Checking the balanced flue system tightness (annular gapcheck)AACombustion air apertureFor balanced flue systems testedtogether with the wall mounte

19Burner removalGDE4xCBAF1. Switch OFF the main power supplyand the ON/OFF switch at the controlunit.2. Close the gas shut-off valve and safe-guard

2Please follow these safety instructions closely to prevent accidents and mate-rial losses.Safety instructions explainedDangerThis symbol warns agains

20B F 3xE D A C1. Remove electrodes B.2. Undo three retaining clips C at ther-mal insulation ring D and removethermal insulation ring D.3. Undo four

21Checking and adjusting the ignition and ionisation electrodes6+204+0,5010±1AA BAIgnition electrodesBIonisation electrode1. Check the electrodes for

22A1. Use a vacuum cleaner to remove res-idues from heat exchanger A insidethe combustion chamber. 2. If required, spray slightly acidic,chloride-fr

23Checking the condensate drain and cleaning the siphonAB1. Check that the condensate can drainfreely at the siphon.2. Remove retaining clip A and si

24Checking the flow limiter (only for gas combi boilers)CBA1. Switch OFF the control unit, shut offthe cold water line and drain the DHWside of the b

25Checking all gas equipment for tightness at operating pressureDangerEscaping gas leads to a risk ofexplosion.Check gas equipment for tight-ness.Note

26A1. Connect a flue gas analyser at fluegas aperture A on the boiler flueconnection.2. Open the gas shut-off valve, start theboiler and create a he

27Matching the control unit to the heating systemSubject to the equipment level, the control unit must be matched to the system. Var-ious system compo

28Function/system components CodeAdjust Delivered con-ditionOperation with LPG 82:1 82:0System with DHW circulation pump: DHW circulation pump con

29qPExtension kit for one heating circuitwith mixer M2Function/system components CodeAdjust Delivered con-ditionOperation with LPG 82:1 82:0System on

3If you smell flue gasDangerFlue gas can lead to life-threat-ening poisoning. Shut down the heating system. Ventilate the boiler room. Close all do

306Heating circuit with mixer M2 (heat-ing circuit 2)7Temperature limiter for limiting themaximum temperature of underfloorheating systems8Flow temper

31System version 4One heating circuit without mixer, one heating circuit with mixer M2 (withextension kit), one heating circuit with mixer M3 (with ex

32Function/system components CodeAdjust Delivered con-ditionOperation with LPG 82:1 82:0System only with two heating circuits with mixer withextensio

330.2Outside temperature in °CBoiler water orflow temperature in °CSlope2.42.62.83.03.23.4908070605040300 -5 -10 -15 -20510AB2.02.2Set room temperatur

34Changing the slope and levelABBoiler water orflow temperature in °C90+20 -20Outside temperature in °C3.51.40.2AChanging the slopeBChanging the level

35Reduced room temperature +20 14 590-20D EACBExample 2: Adjustment of reduced roomtemperature from 5 °C to 14 °CABoiler water temperature or flowt

36Boiler control unit Vitotronic 200-H Vitotronic 200-H VitocomLON LON LONSubscriber no. 1Code "77:1"Subscriber no. 10Code "77:10"

374. Select subscriber (e.g. subscriber10).The subscriber check for the selectedsubscriber is introduced. Successfully tested subscribersare designa

38Constant temperature control unitReset code 24:1 to 24:0.NoteThe selected service parameters forhours run and time interval restart at 0.Instructing

39Calling up coding level 1Note On weather-compensated controlunits, codes are displayed as plaintext. Codes that have no function due to theheating

4Commissioning, inspection, maintenanceSteps - commissioning, inspection and maintenance... 6Further details re

406. If you want to reset all codes totheir delivered condition:Select Ú "7" and confirm with OK.When " " flashes, confirm with O

41Valueaddress00: ... Systemversion Description9 4 One heating circuit without mixer (heating circuit 1), one heat-ing circuit with mixer (heating cir

42Coding in the delivered condition Possible changeDetached house/apartment building7F:1 Detached house (only forweather-compensatedcontrol units)7F:0

43Coding in the delivered condition Possible changeService interval in months23:0 No time interval forburner service23:1to23:24Interval adjustable fro

44Coding in the delivered condition Possible changeEnable DHW circulation pump73:0 DHW circulation pump:"ON" according to timeprogram (only

45Coding in the delivered condition Possible changeReducing stagnation time0A:5 To protect the systemcomponents and heattransfer medium, thespeed of t

46"Heating circuit ..." - select for weather-compensated control units (see page 39)."5" - select for constant temperature control

47Coding in the delivered condition Possible changeSummer eco function absoluteA6:36 Extended economy func-tion disabled (only forweather-compensatedc

48Coding in the delivered condition Possible changeWeather-compensated/room temperature hook-upb0:0 With remote control:Heating mode/reducedmode: Weat

49Coding in the delivered condition Possible changeFlow temperature maximum limitC6:74 Electronic maximum flowtemperature limit 74 °C(only for weather

5Parts lists... 138Commissioning/service repo

50Coding in the delivered condition Possible changeMin. pump speedE7:30 Minimum speed of thevariable speed heatingcircuit pump: 30 % of themaximum spe

51Coding in the delivered condition Possible changePump control in "Standby mode"F7:25 In "Standby mode", theinternal circulation

52Coding in the delivered condition Possible changeDuration set flow temperature increaseFb:30 Duration for raising theset boiler water tempera-ture o

53Calling up coding level 2Note In coding level 2, all codes are acces-sible, including the codes from codinglevel 1. Codes that have no function du

544. Select group of the required codingaddress with V/v. For example,"1" for group "General" (see followingsection):Confirm sele

55Valueaddress00: ... Systemversion Description7 4 One heating circuit with mixer (heating circuit 2) and oneheating circuit with mixer (heating circu

56Coding in the delivered condition Possible change36:0Function output aBJ atextension EA1: Faultmessage36:1Function output aBJ: Feedpump36:2Function

57Coding in the delivered condition Possible change3b:0 Function input DE2 atextension EA1: withoutfunction3b:1 Function input DE2: Heat-ing program c

58Coding in the delivered condition Possible change3C:0 Function input DE3 atextension EA1: withoutfunction3C:1 Function input DE3: Heat-ing program c

59Coding in the delivered condition Possible change3F:0 Internal circulation pumpstays in control mode atsignal "Externaldemand"3F:1 Interna

6For further information regarding the individual steps, see the page indicatedCommissioning stepsInspection stepsMaintenance steps Page•1. Filling th

60Coding in the delivered condition Possible change54:0 Without solar thermalsystem54:1 With Vitosolic 100 (auto-matic recognition)54:2 With Vitosolic

61Coding in the delivered condition Possible change7F:1 Detached house (only forweather-compensatedcontrol units)7F:0 Apartment buildingSeparate adjus

62Coding in the delivered condition Possible change95:0 Without Vitocom 100communication interface 95:1 With Vitocom 100 commu-nication interface (aut

63"2" - select for constant temperature control units (see page 53).CodingCoding in the delivered condition Possible change01:1 Do not adjus

64Coding in the delivered condition Possible change2F:0 Venting program/fill pro-gram disabled2F:1 Venting program enabled2F:2 Fill program enabled30:

65Coding in the delivered condition Possible change5b:0 DHW cylinder directlyconnected to the boiler 5b:1 DHW cylinder connecteddownstream of the low

66Coding in the delivered condition Possible change67:40 For solar DHW heating:Set DHW temperature40 °C. Reheating is sup-pressed above the selec-ted

67CodingCoding in the delivered condition Possible change00:8 The solar circuit pumpstarts when the collectortemperature exceeds theactual cylinder te

68Coding in the delivered condition Possible change07:0 Interval function of thesolar circuit pumpswitched OFF07:1 Interval function of thesolar circu

69Coding in the delivered condition Possible change0d:1 Night circulation monitor-ing switched ON.Unintentional flow rate iscaptured in the collectorc

7Commissioning stepsInspection stepsMaintenance steps Page• •20. Cleaning the heat exchanger and installing theburner...

70Coding in the delivered condition Possible change12:20 Minimum collector tem-perature 20 °C.The solar circuit pump isnot started until the mini-mum

71Coding in the delivered condition Possible change23:4 Stop temperature differ-ential for central heatingbackup: 4 K.Switching output sS isswitched O

72Coding in the delivered condition Possible change25:50 Stop temperature forthermostat function50 °C.Start temperature forthermostat function ≤stop t

73Coding in the delivered condition Possible change27:15 Alternate heating time15 min.The DHW cylinder with-out priority is heated atmost for the dura

74Coding in the delivered condition Possible changeA1:0 All settings that can bemade at the remote con-trol can be executed (onlyfor Vitotrol 200A and

75Coding in the delivered condition Possible changeA4:0 With frost protection (onlyfor weather-compensa-ted control units)A4:1 No frost protection; th

76Coding in the delivered condition Possible changeA6:36 Extended economy func-tion disabled (only forweather-compensatedcontrol units)A6:5toA6:35Exte

77Coding in the delivered condition Possible changeb0:0 With remote control:Heating mode/reducedmode: Weather-compen-sated (only for weather-compensat

78Coding in the delivered condition Possible changeC5:20 Electronic minimum flowtemperature limit 20 °C(only for weather-com-pensated control units)C5

79Coding in the delivered condition Possible changed8:0 No heating programchangeover via extensionEA1d8:1 Heating program change-over via input DE1 at

8Filling the heating system!Please noteUnsuitable fill water increases the level of deposits and corrosion and maylead to boiler damage. Thoroughly f

80Coding in the delivered condition Possible changeE8:1 Minimum speed in opera-tion with reduced roomtemperature subject tothe setting in codingaddres

81Coding in the delivered condition Possible changeF6:25 In the "Only DHW" oper-ating mode, the internalcirculation pump is per-manently ON

82Coding in the delivered condition Possible changeFA:20 Raising the set boilerwater temperature or theset flow temperaturewhen changing fromoperation

83Only for weather-compensated control unitsPress OK and å simultaneously forapprox. 4 s.Service menu overviewServiceDiagnosisActuator testCoding leve

84Note"- - -" appears on the display if a sensor that has been scanned is faulty.Calling up operating dataWeather-compensated control unit1.

85Diagnose Kurzabfrage2:1:3:4:Wählen mit Ø0001 F000 0000 A000 0001 2000For an explanation of the relevant values in the individual lines and fields, s

86Line (briefscan)Field 1 2 3 4 5 6 Heating circuit A1(without mixer) Heating circuit M2(with mixer) Heating circuit M3(with mixer) 7: Remotecontrol

874. Confirm selected scan with OK.For explanations of individual scans, see the following table:Brief scan Display0 Switchingstate offlow switch(onl

88Brief scan Displayd Variablespeedpump0 w/o1 Wilo2 GrundfosSoftwareversionVariablespeed pump0: no varia-ble speedpumpF1Code 53settingInternal details

89Brief scan Display Open Therm extension (if installed) F9SoftwareversionDHW heat-ing statusExternal hook-up 0 - 10 VDisplay in %Checking outputs (r

94. If the control unit had already beenswitched ON before filling began:Switch control unit ON and activatefilling function (see next chapter).5. Cl

90Display ExplanationStart solar circuit pumpSolar circuit pump sF output at solar control module SM1enabledStart solar circ pmp min Solar circuit pum

91Weather-compensated control unitIf there is a fault, the red fault indicatorA flashes. " " flashes on the displayand "Fault" is

92Constant temperature control unitIf there is a fault, the red fault indicatorA flashes. The two-digit fault code and(subject to the type of fault) &

93Dis-playedfaultcodeConst. Weath.-comp.System char-acteristicsCause Measures10 X X Controls as ifthe outsidetemperaturewas 0 °CShort circuit,outside

94Dis-playedfaultcodeConst. Weath.-comp.System char-acteristicsCause Measures48 X Mixer closes Lead break,flow tempera-ture sensor,heating circuit2 (w

95Dis-playedfaultcodeConst. Weath.-comp.System char-acteristicsCause Measures93 X X Control mode Short circuit,cylinder tem-perature sen-sorCheck temp

96Dis-playedfaultcodeConst. Weath.-comp.System char-acteristicsCause Measures9F X X Control mode Solar controlmodule orVitosolicfaultyReplace solar co

97Dis-playedfaultcodeConst. Weath.-comp.System char-acteristicsCause MeasuresbC X Control modewithout remotecontrolCommunica-tion error,remote con-tro

98Dis-playedfaultcodeConst. Weath.-comp.System char-acteristicsCause MeasuresC4 X X Control mode Communica-tion error,Open ThermextensionCheck OpenThe

99Dis-playedfaultcodeConst. Weath.-comp.System char-acteristicsCause MeasuresCE X X Control mode Communica-tion error, ext.extensionCheck electricalco