Viessmann Vitodens 300 Instructions d'exploitation

VIESMANNInstallation instructionsfor heating engineersVitodens 300Type WB3A,49and66kWGas fired wall mounted conde nsing boilernatural gas and LPG vers

Opening the control unit housing105862 570 GB

Displayedfault codeConst. Weat-her-comp.Systemcharacter-isticsCause RemedyFA X X Burner infault stateFan speed too hig hat burner startCheck thefan, c

Displayedfault codeConst. Weat-her-comp.Systemcharacter-isticsCause RemedyFF X X BurnerblockedInternal fault Remove EMCinterference.If the equip-ment

2. Test the resistance of the outsidetemperature sensor across term-inals X3.1 and X3.2 on the discon-nected plug and compare with thecurve.3. Where a

Check the boiler temperature sensor, cylinder temperaturesensor or the flow temperature sensor for low loss header1. Boiler t emperature sensor: Pull

2. Check the sensor resistance andcompare actual values with thecurve.3. Replac e the sensor in ca se ofsevere deviation.DangerThe boiler temperature

1. Pull the l eads from the flue g astemperature sensor A.2. Check the sensor resistance andcompare actual values with thecurve.3. Replac e the sensor

Checking the thermocou pleIf the burner control unit cannot bereset after a fault shutdown, althoughthe boiler water temperature is belowapprox. 90 °C

Checking O-rings: 1. Pull off the electrical plug A.2. Remove sensor B by pulling itupwards.3. Ensure that both O-rings C areproperly in serted into a

Checking the fuse1. Switch OFF the mains power.2. Releas e the lateral clo sures andpivot the control unit down.3. Remove cover A.4. Check fuse F1.Rep

Extension kit for heating circuit with mixerChecking the rotational direction of the mixer motorA Rotational direction switchB ON/OFF switch 81. Switc

Notes regarding the connection of accessoriesFor details of accessories, also observe the separate installation instruc-tions provided.A Radio clock c

Checking Vitotronic 050 (accessory)Vitotronic 050 is connected with the control unit via the LON system. To test theconnection, i mplement a user chec

Heating modeThe set boiler water temperature willbe maintained in the "central heatingand DHW heating" G program,when a demand is r aised by

Heating modeThe control unit dete rmines a set boi -ler water temperature subject to out-side temperature or room temperature(if a room temperature-de

A Heating circuit time programB DHW time programand DHW circulati on (if connectedto the control unit)C Holiday programD InformationE Heating programs

Internal extension H1The internal extension is integratedinto the control unit housing. As alter-native, the following functions can beconnected to r

Internal extension H2The internal extension is integratedinto the control unit housing. As alter-native, the following functions can beconnected to r

External e xtension H1The external extension is connectedto the boiler control unit via the KMBUS. The follo wing functions can b econtrolled or proce

External e xtension H2The external extension is connectedto the boiler control unit via the KMBUS. The follo wing functions can b econtrolled or proce

External operating mode changeoverThe "External op erating mode cha n-geover" function is connected viaexternal extension input aVD.Withcodi

External bloc kingThe "External bl ocking" functio n isconnected via the external extensioninput aVD.In coding addr ess 32 you can selec tth

C Vitotrol 100 UTD (only for contro lunits operating with a constanttemperature)D Vitotrol 100 UTA (only for controlunits operating with a constanttem

Filling with the control unit switched ONIf the system is to be filled with thecontrol unit switched ON, the pumpwill be started via coding address2F:

Temperature profile: Diagram 3 code F1:3Temperature profile: Diagram 4 code F1:4Temperature profile: Diagram 5 code F1:5Control functions (cont.)105Fu

Temperature profile: Factory-set code F1:6 to F1:15Control functions (cont.)106Function description5692 550 GB

A1 Main PCB§ Boiler temperature sensor% Cylinder temperature sensoraA Ionisa tion electrodeConnection and wiring diagrams – internal connections107Des

aG Flue gas temperature sensordD Flow switchfJ Temperatur e limitergF Ignition unita-Ö Fan m otoraNF Differential pressure sensorConnection and wiring

A1 Ma in PCB A2 Ma ins supply un itConnection and wiring diagrams – external connections109Designs5692 550 GB

A3 OptolinkA4 Burner control unitA5 Oper ating interfac eA6 Coding cardA7 Connection adaptorA8 LON communication moduleA9 Internal extension H1S1 ON/O

Spare parts informationQuote the type and serial no. (see type plate) and the item no. of the requiredpart (as per this parts list).Obtain standard pa

020 Set of small burner parts040 Touch-up spr ay paint, Vitowhite041 Touch-up paint stick, Vitowhite045 Special grease051 Gasket set053 Heat conductin

Parts lists (cont.)113Parts lists5692 550 GB

Routing connecting cables!Important informationConnecting cables are damaged if they touch hot components.When routing a nd securing conn ecting cable

Parts lists (cont.)114Parts lists5692 550 GB

Parts lists (cont.)115Parts lists5692 550 GB

Parts lists (cont.)116Parts lists5692 550 GB

Parts lists (cont.)117Parts lists5692 550 GB

Setting and test values Set value Initial start-upDate:By:Static pressure mbar max. 57.5 mbarSupply pressure (flow pr essure)= for natural gas E mbar

Maintenance/ser-viceMaintenance/serviceMaintenance/serviceMaintenance/ser-viceCommissioning/service reports (cont.)119Commissioning/service reports569

Setting and test values S et value Ma intenance/serviceDate:By:Static pressure mbar max. 57.5 mbarSupply pressure (flow pr essure)= for natural gas E

Maintenance/ser-viceMaintenance/serviceMaintenance/serviceMaintenance/ser-viceCommissioning/service reports (cont.)121Commissioning/service reports569

Setting and test values S et value Ma intenance/serviceDate:By:Static pressure mbar max. 57.5 mbarSupply pressure (flow pr essure)= for natural gas E

Maintenance/ser-viceMaintenance/serviceMaintenance/serviceMaintenance/ser-viceCommissioning/service reports (cont.)123Commissioning/service reports569

Closing control unit housing and inserting user interface145862 570 GB

Rated voltage: 230 V~Ratedfrequency: 50HzRated current : 6.3 A~Safety class: IProtection level : IP X 4 D toEN 60529Permissible ambient temperature&am

Declaration of conformity for Vitodens 300We, Viessmann Werke GmbH & Co KG, D-35107 Allendorf, declare as soleresponsible b ody, that the productV

We, Viessmann Werke GmbH & Co KG, D-35107 Al lendorf, confirm th at the fol-lowing product meets the NOx limits specified by 1st BImSchV Paragraph

AAdjusting the room temperature... 35BBoiler temperature sensor... 87Brief scans... 64Burner gauze assembly.

RRelay test... 68Resetting the codi ng to the deliveredcondition... 62SSafety chain

1295692 550 GB

1305692 550 GB

1315692 550 GB

Applicability12.3 to 49 kW 16.6 to 66 kWNatural gas version Natural gas vers ionfrom serial no. from serial no.7176 778 3 00001 7176 779 3 00001LPG ve

Commissioning and adjustmentsFor commissioning and adjustment, see service instructions.Front panel installation155862 570 GB

16Printed on environmentally-friendly,chlorine-free bleached paper5862 570 GB Subject to technical modificationsViessmann LimitedHortonwood 30, Telfor

VIESMANNService instructionsfor heating engineersVitodens 300Type WB3A,49and66kWGas fired wall mounted conde nsing boilernatural gas and LPG versionSe

Please follow these safety instructions closely to prevent accidents andmaterial losses.Safety instructions explainedDangerThis symbol warns against t

If you smell flue gasDangerFlue gas may lead to life-threa-tening pois oning.&Shut down the heating sys-tem.&Ventilate the boiler room.&Cl

Please follow these safety instructions closely to prevent accidents andmaterial losses.Safety instructions explained!Important informationThis symbol

Initial start-up, inspection, maintenanceSteps - initial start-up, inspection and maintenance ... 5Further details r

For further instructions on individual steps, see pages indicatedCommissioning stepsInspection stepsMaintenance steps Page!!!• 1.

Commissioning stepsInspection stepsMaintenance steps Page!!!•• 20. Cleaning the combustion cham ber/heatingsurfaces and installin

Filling t he heating system1. Check th e charge pressur e of thediaphragm expansion vessel.2. Close t he gas shut-off val ve.3.!Important informationU

Venting the boiler1. Close t he shut-off valves on theheating water side.2. Connect the drain hose to the boilerfill & drain valve B.3. Open valve

Filling the siphon with water1. Remov e the retaining c lip andsiphon A.2. Fillthesiphonwithwater.3. Fit siphon A andsecurewiththeretaining clip.Langu

Checking the gas type!Important informationThe natural gas version cannot beconverted to L PG.1. Enquire about the gas type andWobbe index (Wo) from y

Display sc reen RemedyControl unitissues heatdemandNoSet valueYesFan startsNoAfter approx.51 secondsCheck cables andplug-in conne c-tionsFaultF9YesDif

Ionisation cur-rent builds(higher tha n5µA)NoFault Check electro deadjustment an dgas pipe for air-locksSymbol AF4YesOperational bur-nerStops below se

1. Close t he gas shut-off val ve.2. Releas e the screw insi de test nip-ple PE A on the gas combinationvalve , but do not remove, and con-nect the pr

Preparing for installationProduct information ... ... 4Preparations for

Supply (flow)pressure for nat-ural gasSupply (flow)pressure forLPGRemedyBelow 17.4 mbar Below 42.5 mbar Do not start up. Notify your mains gas orLPG s

&6.6 to 10.0 % for natural gas E&7.0 to 10.0 % for natural gas LL and&approx. 10.0 % for LPG P.Compare the actual CO2 value with the above

6. Set the upper rated output.Constant temperature control units:&With a/b in the display, select2.Weather-compensated controlunits:&With a/b

Checking the balanced flue system for soundness (annulargap check)A Combustion air ape rtureFor balanced flue systems testedtogether with the gas fire

Removing the burner and checking the burner gasket(replace gasket every two years)1. Switch OFF the control unit ON/OFF switch and the m ains electric

Checking the burner gauze assemblyReplace the bur ner gauze assemb ly if the wire me sh is damaged.1. Remove electrodes A.2. Turn thermal insulation r

1. Check the electrodes for wear andcontaminatio n.2. Clean the e lectrodes with a smallbrush (not with a wire brush) oremery paper.!Important informa

Cleaning t he combustion chamber/heating surfaces andinstalling the burner1. If required, clean combustionchamber A and heatingsurfaces B withabrushor

3. Secure the g as supply pipe with anew gasket.4. Check th e gas connections fo rsoundness.DangerEscaping gas leads to a riskof explosion.Check all f

Checking the ionisa tion currentA Adaptor line (available as acces-sory)B Control unit cable1. Remov e the cable and conn ect thetest equipment.2. Set

Vitodens 300, Type WB3ASet up for oper ation with nat ural gas E or LP G P.The natural gas E version can be converted to natural gas LL using a conver

Matching the control unit to the heating systemNoteThe control unit must be matched to the system equipment. Various systemcomponents ar e automatical

Required coding AddressFunction relay of the internal extension: Cylinder loadingpump53:3System design 2With/without DHW heating with 1 heating circui

Required coding Address1 heating circui t with mixer&with DHW cylinder 00:4&without DHW cylinder 00:3Function relay of the internal extension:

E Heating circuit pump heating cir-cuit with mixerF Heating circuit pump heating cir-cuit without mix er (connectionvia external extension H1)Required

System design 4With/without DHW heating with 3 or more heating circuits with mixer andlow los s header! Outsi de temperature sen sor? Flow temperature

C Vitotronic 050D Maximum temperature controller(underfloor heating)E Heating circuit pumpF Mixer motorRequired coding AddressFunction relay of the in

System design 5Multi-boiler system with/without DHW heating with several heating circuitswith mixer and low loss header! Outside temperatu re sensor?

Required coding AddressMulti-boiler system with Vitotronic 333 01:2NoteCodes for multi-boiler system, seeVitotronic 333 installa tion and operat-ing i

Boiler c ontrolunitVitotronic 050 Vitotronic 050 VitocomUser no. 1Code 77:1User no. 10Code 77:10User no. 11Set code 77:11User no. 99Control unit isfau

A Consecutive list numberB User number1. Press L and d simultaneouslyfor approx. 2 secon ds. User checkinitiated.2. Select the required user with aand

C DHW cylinder flow G1½"D Gas connectionE DHW cylinder return G1½"F Heating return G1½"G Expansion vesselH Cable arrangem ent areaK Rec

Changing slope and levelA Changing the s lopeB Changing the le vel1. Modifytheslopeincode1withcod-ing address d3 (see page 38).Value adjustable from 0

Adjusting the set room temperatureStandard room temperature:1. Select a heating circuit:&Press a.1r flashes on the d isplay.&Select heating ci

Reduced room temperature:1. Select a heating circuit:&Press a.1r flashes on the d isplay.&Select heating circuit A1 (heatingcircuit wi thout m

Scanning and resetting the "Maintenance" displayThe red fault indicator flashes when the limits set via coding address 21 and 23have been re

Call up code 11. Press K and L simultaneouslyfor approx. 2 secon ds.2. Selecttherequiredcodingaddresswith a or b; the addr ess flashes.Confirm with d;

SummaryCodesCoding inthe asdeliveredconditionAddress:valueFunction mode CodingchangeAddress:valuePossible changeSystem design00:1 System version 1:1he

Coding inthe asdeliveredconditionAddress:valueFunction mode CodingchangeAddress:valuePossible changeGas type1E:0 Natural gas operation,defaulted by th

Coding inthe asdeliveredconditionAddress:valueFunction mode CodingchangeAddress:valuePossible changeSummer econ. M2A5:5*1With heating circuitpump logi

Calling up code 21. Press L and G simultan eouslyfor approx. 2 secon ds; confirmwith d .2. Selecttherequiredcodingaddresswith a or b; the addr ess fla

CodesCoding inthe asdeliveredconditionAddress:valueFunction mode CodingchangeAddress:valuePossible changeSystem design00:1 System design 1:1heatingcir

Wa ll mounting bracket installationNoteThe enclosed screws and rawl plugs are onl y suitable for conc rete. For otherconstruction materials, use fixin

Coding inthe asdeliveredconditionAddress:valueFunction mode CodingchangeAddress:valuePossible change21:0 No maintenance indic a-tionBurner21:1to21:100

Coding inthe asdeliveredconditionAddress:valueFunction mode CodingchangeAddress:valuePossible change32:0 Signal "External lock-out" on circu

Coding inthe asdeliveredconditionAddress:valueFunction mode CodingchangeAddress:valuePossible changeBoiler/burner34:0 Signal "Externaldemand"

Coding InternalcirculationpumpHeating cir-cuit pumpHeating cir-cuit withoutmixerHeating cir-cuit pumpHeating cir-cuit withmixerCylin der load ing pum

Coding inthe asdeliveredconditionAddress:valueFunction mode CodingchangeAddress:valuePossible change53:1 Function relay 2 of theinternal extension:DHW

Coding inthe asdeliveredconditionAddress:valueFunction mode CodingchangeAddress:valuePossible change62:2 Circulation pump with 2minutes run-on time62:

Coding inthe asdeliveredconditionAddress:valueFunction mode CodingchangeAddress:valuePossible change73:0*1DHW circulationpump: ON accordi ng totime pr

Coding inthe asdeliveredconditionAddress:valueFunction mode CodingchangeAddress:valuePossible change80:1 With 5 seconds' timedelay for fault mess

Coding inthe asdeliveredconditionAddress:valueFunction mode CodingchangeAddress:valuePossible change97:0*1The outside temper a-ture of the sensor con-

Coding inthe asdeliveredconditionAddress:valueFunction mode CodingchangeAddress:valuePossible changeA2:2 With DHW cylinderpriority applicable toheatin

Hanging the boiler into the wall mounting bracketInstalling the boiler and making all connections (cont.)75862 570 GB

Parameters Heating circuit pumpAddress A3:... ON at OFF at-9 -10 °C -8 °C-8 -9 °C -7 °C-7 -8 °C -6 °C-6 -7 °C -5 °C-5 -6 °C -4 °C-4 -5 °C -3 °C-3 -4 °

Coding inthe asdeliveredconditionAddress:valueFunction mode CodingchangeAddress:valuePossible changeA5:5*1With heating circuitpump logic fun ction(eco

Coding inthe asdeliveredconditionAddress:valueFunction mode CodingchangeAddress:valuePossible changeBoiler circuit, mixer circuitA6:36*1Extended econo

Coding inthe asdeliveredconditionAddress:valueFunction mode CodingchangeAddress:valuePossible changeA8:1*1Heating circuit M2(mixer circui t) creates a

Coding inthe asdeliveredconditionAddress:valueFunction mode CodingchangeAddress:valuePossible changeb5:0*1With remote control:Without room tempera-tur

Coding inthe asdeliveredconditionAddress:valueFunction mode CodingchangeAddress:valuePossible changed3:35 (seepage33)d4:0*3Heating curve level =0d4:–1

Coding inthe asdeliveredconditionAddress:valueFunction mode CodingchangeAddress:valuePossible changeE9:45*1Speed of the variablespeedpump=45%ofmax. sp

Coding inthe asdeliveredconditionAddress:valueFunction mode CodingchangeAddress:valuePossible changescreed-dryi ng functionhas been com pleted or ifth

Coding inthe asdeliveredconditionAddress:valueFunction mode CodingchangeAddress:valuePossible changeF7:24 willbestarted1to24times per day for10 minute

Function Key combination Exit PageTemperatu res, boiler c od-ing card an d brief scansPress K and G simulta-neously for a pprox.2 secondsPress d 64Rel

A Heating flowB DHW flowC Gas connectionD DHW returnE Heating returnF Expansion vesselConnect the boil er to the on-site pi pe-work.Flue gas connectio

Weather-compensated control units1. For two heating circuits – selectheating circuit:&Press a.1r flashes on the d isplay.&Select heating circu

Display screenBriefscanBoilercodingcardN/A N/A X X X X1 Software v ersionControl unitVersionBoiler (EEPROM)VersionBurner control unit(EEPROM)2 Systemd

Display screenBriefscanHeating circuit 1(boiler circuit A1)Heating circuit 2(mixer circuit M2)7 N/A N/A Remotecontrol0: excl.1: Vito-trol2002: Vito-tr

Display screenBrief scan0Systemdesign,indicationin accor-dance withthe designSoftware versionControl unitSoftwareversionUser inter-face1Softwareversio

Display screenBrief scand Variablespeedpump0: excl.1: Wilo2: Grund-fosSoftwareversionVariablespeed pumpChecking outputs (relay test)Weather-compensate

Display DescriptionSolar pump ON VitosolicConstant temperature control units1. Press K and d simultaneouslyfor approx. 2 secon ds.Relay test ena bled.

Weather-compensated control units1. Select a heating circuit:&Press a.1r flashes on the d isplay.&Select heating circuit A1 (heatingcircuit wi

Operating condition display(subject to system equip-ment level)DescriptionBurner OFF or ONInt. pump OFF or ON Output 20Int. output OFF or ON Internal

Operating condition display (sub-ject to system equipment leve l)Description263572 h Burner hours run030529 Burner starts001417 h Hours run - solar ci

Themostrecent10faultsaresavedandmaybecalledup.1. Press G and d simu ltaneousl yfor approx. 2 secon ds.2. Call up th e individu al fault code swith a o

A Gas connectionConversion to other gastypes:Conversion kit installationinstructionsInformation regarding operationwith LPGWe recommend the installati

Control unit faults1. Find curr ent fault with c.2. Select additional fault codeswith a and b.3. Acknowledge fault.Thefaultcanbeacknowledgedwith d . T

4. E in the display indicates that theburner control unit is locked out.After the fault has been removed,acknowledge by pressing reset E.Fault display

Constant temperature control unitsNoteThefaultcanbeacknowledgedwith d . The fault message i n the dis-play will be hidden, but the red faultindicator

Displayedfault codeConst. Weat-her-comp.Systemcharacter-isticsCause Remedy30 X X BurnerblockedBoiler temperaturesensor shor ted outCheck theboiler tem

Displayedfault codeConst. Weat-her-comp.Systemcharacter-isticsCause Remedy94 X X ControlmodeSolar: Cylindertemperature sensorshorted outCheck sensor9C

Displayedfault codeConst. Weat-her-comp.Systemcharacter-isticsCause RemedybA X Mixer M2continuesto regulateCommunicationfault - extension kitfor mixer

Displayedfault codeConst. Weat-her-comp.Systemcharacter-isticsCause RemedyC6 X Controlmode,max. pumpspeedCommunicationfault - variablespeed heating ci

Displayedfault codeConst. Weat-her-comp.Systemcharacter-isticsCause Remedydd X Room tem peraturesensor hea ting cir-cuit A1 lead breakCheck theroom te

Displayedfault codeConst. Weat-her-comp.Systemcharacter-isticsCause RemedyF1 X X Burner infault stateFlue gas tempera-ture limiter hasrespondedCheck t

Displayedfault codeConst. Weat-her-comp.Systemcharacter-isticsCause RemedyF4 X X Burner infault stateNo flame signal ispresentCheck theionisationelect