Viessmann Vitodens 100 WB1A Manuel de service

VITODENS 100-WInstallation and ServiceInstructionsfor use by heating contractorVitodens 100-WWB1A SeriesWall-mounted, natural gas-fired condensing boi

General Information10Mechanical RoomDuring the early stages of new home design, we recommend that properconsideration be given to constructing a separ

General Information11Mechanical Room (continued)Installation area conditionsH Ensure ambient temperatures arehigher than 32°F / 0°C and lowerthan104°F

General Information/Set-up12Before Set-upBefore placing boiler in its installationlocation, ensure all necessaryaccessories are installed.Minimum Clea

Boiler Connections13Preparing the ConnectionsUse an approved pipe sealant or teflon tape whenconnecting the following installation fittings.Connection

Boiler Connections14Preparing the Connections (continued)Dimensions overview without bottom connectionsConnections Vitodens 100-W,WB1A 8-24, 8-30Legen

Boiler Connections15Preparing the Connections (continued)Dimensions overview with connectionsThis section constitutes an overview only! Refer to subse

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Boiler ConnectionsInstallation of mounting bracketaa = 16”/407 mmInstallation of mounting bracket on wood studs16”/407 mm3/16”2xInstallation of mounti

Boiler ConnectionsBoiler Connections18Wall Mounting (continued)Mounting Vitodens 100-W boiler1. Remove the screw at the top ofboiler.2. Press down on

Boiler Connections19Connections (continued)Proper piping practiceSupport piping by proper suspensionmethod. Piping must not rest on or besupported by

Safety, Installation and Warranty Requirements2Safety, Installation and Warranty RequirementsPlease ensure that these instructions are read and unders

Boiler Connections20Connections (continued)Gas connection and piping (continued)LegendGas connectionAccessible manual gas shutoff(factory supplied)Dri

Boiler Connections21Connections (continued)Gas piping pressure testWhen performing the gas piping pressure test, ensure the following requirements are

Boiler Connections22Connections (continued)Heating water connectionsLegendBWR Boiler water return, ¾”BWS Boiler water supply, ¾”BD Boiler drainBF Boil

Boiler Connections23Connections (continued)Condensate connectionFlexible discharge tubingDischarge tubingThe Vitodens 100-W boiler comes witha built-i

Boiler Connections24Safety Connections and Pressure TestingInstalling safety devices on the boilerLegendPressure relief valve (30 psig),¾” NPTBrass ni

Boiler Connections25Safety Connections and Pressure Testing (continued)Performing pressure test on the boilerThe boiler must be leak tested beforebein

Boiler Connections26Installation ExamplesGeneralThe schematics on the following pagesare to be seen as guidelines only. Theyfurther do not display all

Boiler Connections27Installation Examples (continued)Pressure drop (primary circuit) of Vitodens 100-WTypical System Flow RatesModel WB1A 8-24 8-30∆ t

Boiler Connections28Installation Examples (continued)System Layout 1Vitodens 100-W, WB1A 8-24, 8-30 with...– one heating circuitSystem Layout 1 - Alte

Boiler Connections29Installation Examples (continued)System Layout 2Vitodens 100-W, WB1A 8-24, 8-30 with...– DHW storage tank– low-loss header– one he

Index3PageSafetyImportant Regulatory and Installation Requirements 5...General InformationAbout these Installation Instruction

Boiler Connections30Installation Examples (continued)System Layout 3Vitodens 100-W, WB1A 8-24, 8-30 with...– DHW storage tank– one heating circuitPrim

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Boiler Connections32Installation Examples (continued)System Layout 4Vitodens 100-W, WB1A 8-24, 8-30 with...– DHW storage tank– Low-loss header– one hi

Boiler Connections33Installation Examples (continued)Installation of heating circuits:- radiator heating circuit (hightemperature circuit)- underfloor

Boiler Connections34Installation Examples (continued)Boiler in heating/cooling applicationHeating/Cooling unitSpring-loaded flow check valveCirculatio

Boiler Connections35Installation Examples (continued)Boiler with low water cut-off (remote-mounted, field supplied)A low water cut-off may be required

Boiler Connections36Installation Examples (continued)Low-loss header (field supplied)Low-Loss Header–Type 80/50Part No. 7134 230(max. flow rate 17.6 G

Boiler Connections37Venting ConnectionFor detailed installation information andspecific venting requirements,reference the Vitodens Venting SystemInst

Control Connections38Electrical Connections (continued)Electrical connections to the power pump moduleX2 X4 1234X3 LNNL120VPUMPRTNote:Boilers are fact

Control Connections39Electrical Connections (continued)Closing the power pump module and reinstalling the control unit1. Reinstall power pump module c

4Initial Start-up,Inspection and MaintenanceNecessary Tools 40...

Start-up, Inspection and Maintenance40Necessary ToolsSpecial itemsH Approved leak detection fluid fornatural gasH Pipe joint sealantH Garden hose for

Start-up, Inspection and Maintenance41Overview of Controls and IndicatorsLegendtr boiler water temperatureselector dialDisplay, fault and reset button

Start-up, Inspection and Maintenance42Overview of Controls and Indicators (continued)LegendDisplay value or fault codeHeating modeBurner in operationC

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Initial Start-up, Inspection and Maintenance44Procedure OverviewStart-up stepsInspection stepsMaintenance steps PageS I M1. Fill and vent t he heating

Initial Start-up, Inspection and Maintenance45Steps1. Fill and vent heating systemServiceStart-up1. Open system isolation valves (ifinstalled).Please

Initial Start-up, Inspection and MaintenanceInitial Start-up, Inspection and Maintenance46Steps (continued)1. Fill and vent heating system (continued)

Initial Start-up, Inspection and Maintenance47Steps (continued)3. Select appropriate gas typeServiceStart-up and MaintenanceThe Vitodens 100-W boiler

Initial Start-up, Inspection and Maintenance48Steps (continued)4. Measure static pressure and running pressure (continued)ServiceStart-up and Maintena

Initial Start-up, Inspection and Maintenance49Steps (continued)5. How the Vitodens 100-W boiler operates...ServiceStart-up and MaintenanceThe Vitodens

Safety5Important Regulatory and Installation RequirementsCodesThe installation of this unit shall be inaccordance with local codes or, in theabsence o

Initial Start-up, Inspection and Maintenance50Steps (continued)6. Relais testsServiceStart-up and MaintenanceThe Vitodens 100-W boiler is factoryprese

Initial Start-up, Inspection and Maintenance51Steps (continued)7. Clock natural gas meterServiceStart-up and MaintenanceClock natural gas meter to ver

Initial Start-up, Inspection and Maintenance52Steps (continued)9. Check all primary and secondary circuit c onnections for leaksServiceStart-up and Ma

Initial Start-up, Inspection and Maintenance53Steps (continued)11. Check venting system for leaks (circular air gap measurement)For sealed combustion,

Initial Start-up, Inspection and Maintenance54Steps (continued)12. Remove burner (continued)ServiceMaintenance6. Disconnect electrical cables from gas

Initial Start-up, Inspection and Maintenance55Steps (continued)13. Check burner gasket and cylinder assembly for damageServiceMaintenanceCheck the bur

Initial Start-up, Inspection and Maintenance56Steps (continued)15. Check condensate drain and clean siphon (P-trap)ServiceMaintenance1. Check the siph

Initial Start-up, Inspection and Maintenance57Steps (continued)17. Clean combustion chamber/heat exchanger surfacesServiceMaintenance1. Remove burner

Initial Start-up, Inspection and Maintenance58Steps (continued)18. Check diaphragm e xpansion tank and system pressureServiceStart-up and MaintenanceP

Initial Start-up, Inspection and Maintenance59Steps (continued)20. Check gas pipes and fittings for leaksServiceStart-up and Maintenance21. Reinstall

Safety6Important Regulatory and Installation Requirements (continued)2. APPROVED CARBON MONOXIDE DETECTORS. Each carbon monoxide detector as required

60Troubleshooting StepsDiagnosis 1. Establish fault message or diagnose behavior of system.2. Look for corresponding cause of fault in the diagnostics

61Overview of Controls and Indicators (continued)LegendDisplay value or fault codeHeating modeBurner in operationCurrent burner firing rateBoiler wate

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Troubleshooting63Faults are indicated by a flashing faultcode with fault code sysmbol “U”andthe reset buttonis illuminated.For fault code explanations

Troubleshooting64Diagnosis (continued)Diagnostics table: Faults with fault display on control unit (continued)Fault mes-sage in dis-play windowSystem

Troubleshooting65CorrectionRemove front cover panel1. Remove the screw at the top of theboiler.2. Press down the springs on theunderside of the boiler

Troubleshooting66Correction (continued)Check fixed high limitIf the burner control unit cannot be reset after a fault shutdown (F2), eventhough the bo

Troubleshooting67Correction (continued)Check fusesPower pump module fuse1. Switch off main power supply.2. Flip down and remove control unit.3. Remove

Additional Information68Technical DataRated voltage: 120 VACRated frequency: 60 HzRated current: 6.0 A~Max. ambienttemperatureH at operation: 32 to 10

Appendix69Technical Data (continued)Standard heating boilerBoiler Model Model No. WB1A 8-24 WB1A 8-30DimensionsOverall depthOverall widthOverall heigh

Safety7Important Regulatory and Installation Requirements (continued)Working on the equipmentThe installation, adjustment, service,and maintenance of

Additional InformationCall for heatFlame signalIgnitionCombinationgas valveActual fanspeedFan requiredsignalModulationrangeTime (sec)Pre-ignition timi

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Additional Information72Parts ListModel No.Serial No.*1WB1A 24 7246174WB1A 30 7246175Ordering Replacement Parts:Please provide Model

Additional Information73Parts List (continued)Parts001 Fixed high limit, 210ºF/99ºC002 Boiler temperature sensor004 Test port cap (set of 2)005 Vent p

Additional Information74Maintenance RecordSetpoint valuemax.14 ”w.c.4-14 ”w.c.Never exceed50 ppm air-freeNever exceed200 ppm air-freeServicedate:by:Se

Additional Information75Lighting and Operating Instructions5581 775 1.2FOR YOUR SAFETY READ BEFORE OPERATINGWARNING:Ifyoudonotfollowtheseinstructionse

Viessmann Manufacturing Company Inc.750 McMurray RoadWaterloo, Ontario • N2V 2G5 • CanadaTel. (519) 885-6300 • Fax (519) 885-0887www.viessmann.ca • in

General Information8About these Installation InstructionsTake note of all symbols and notations intended to draw attention to potential hazards or imp

General Information9ApplicabilityBoiler serial number must be providedwhen ordering replacement parts.Both the 16-digit serial number barcode paper la