Viessmann Vitodens 100 WB1A Spécifications

VIESMANNMontage- undServiceanleitungfür die FachkraftVitodens 100Typ WB1AGas fired wall mounted condensing boilerNatural gas versionGültigkeitshinweis

An extra 87° elbow can be used butthis reduces the maximum permis-sible length by 1 m . An extra 45°elbow can be used but this reducesthe maximum perm

An extra 87° elbow can be used butthis reduces the maximum permis-sible length by 1 m. An extra 45°elbow can be used but this reducesthe maximum permi

Elbows and extensionsExtensionElbow 87°Elbow 45°Montagevorbereitung (Fortsetzung)12Montagevorbereitung5851 670

Hydraulic circuitCombi boilerA BoilerB heat exchangerC circulation pumpD Three-way diverter valveE Plate heat exchangerF DHW outletG Cold water inletH

System boilerA DHW cylinderB BoilerC heat exchangerD circulation pumpE Three-way diverter valveF Heating circuitMontagevorbereitung (Fortsetzung)14Mon

Sectional DiagramCombi boiler illustratedInstallation RequirementsStatutory RequirementsGas safety (installation and use) regulations (current issue)I

In addition to the above regulations,this appliance must be installed inaccordance with the current IEEWiring Regulations for electricalinstallation (

&Due consideration should be givento the routing of the condensatedrain from the chosen position.&If the boiler is to be fitted in a timberfra

Flue terminal positionHorizontal flue systemPositionMinimum spacingmmaDirectly below an window that can be opened,air vent or any other ventilation op

Vertical flue systemsPositionMinimum spacingmmo From adjacent wall 300p From adjacent opening window 1000q From another terminal 600r Minimum height30

Bitte befolgen Sie diese Sicherheitshinweise genau, um Gefahren undSchäden für Menschen und Sachwerte auszuschließen.Erläuterung der Sicherheits-hinwe

&It is essential to ensure that pro-ducts of combustion dischargingfrom the terminal cannot re-enterthe building or any other adjacentbuilding, th

Combination boilerHinweisThe boiler incorporates an internal bypass to ensure adequate water flow. Cer-tain thermostatic radiator valve manufacturers

A RadiatorsB BoilerC Lockshield valveD CH flowE CH returnF Drain cock at lowest point in thesystemG Hot water tapsH Water mainK BS stop valveMontagevo

L Pressure reducing valve (if neces-sary)M Control unitN Room temperature control (onsite)Connection of ViessmannVitotrol 100 see page 42O Time switch

A RadiatorsB BoilerC DHW-CylinderD Lockshield valveE CH flowF CH returnG Drain cock at lowest point in thesystemH Control unitK Cylinder thermostatMon

L Room temperature control (onsite)Connection of ViessmannVitotrol 100 see page 42M Time switchN Frost statO Open therm-connection(alterna-tive)Connec

Expansion vesselThe table shows the maximum systemvolume that the integral expansionvessel can sustain under differentcharge pressure conditions. If t

Pressure relief valve A pressure relief valve set at 3 bar(43.5 psi) is supplied with the appli-ance.Domestic Hot Water System (Combi boiler only)&

&The gas supply line should be pur-ged.&Warning: Before purging open alldoors and windows, also extinguishany cigarettes, pipes and any othern

Preparations for boiler installationUnpacking the applianceThe appliance is supplied in 2 sepa-rate packages plus any optional fluepackages. Check the

Working on the heating system&Isolate the system from the mainselectric power supply, e.g. by remo-ving a separate fuse or by means ofa mains elec

A Installation template B Observe the minimum slope of 3°(5mm/m) towards the boiler1. Position the installation templateon the wall.2. Mark wall plug

3. Drill 710 mm holes and insert therawl plugs.4. Cut flue pipe opening to 100 mm7.5. Fit wall mounting frame with enclo-sed screws.Preparing the conn

Remove front panel and mount boilerHinweisThe front panel must be removed before mounting the boiler.1. Remove the screw at the top of theboiler.2. Pr

Gas connectionA Gas connection: ½ BSP1. Connect the gas supply to the gasinlet connection on the gas cockA. Upon completion, tighten theunion connecti

A Heating flow: 722 mm (red tog-gle)B DHW: 715 mmC Gas connection: ½ BSPD Cold water: 715 mmE Heating return: 722 mm (bluetoggle)System boilerHinweisF

Connect safety valve drainA 715 mmConnect a suitable discharge pipe tothe pressure relief valve outlet. Thepipe discharging to a safe place mustbe a m

Condensate connectionVitodens 100 has within a syphonic condensate trap.A 722 mm plastic condensate pipeRoutingThe condensate pipe can terminate into

Terminating into an internal wastesystemA 722 mm plastic condensate pipeB External length of pipe 3 m max.C Open end direct into gully, belowground bu

Terminating into an external purposemade soakawayA 722 mm plastic condensate pipeB External length of pipe 3 m max.C Open end direct into gully, below

External wall terminal C 13x1. Insert pipe bend into the boiler flueoutlet.2. Insert external flue terminal into thewall outlet.3. Secure the wall bez

MontageanleitungMontagevorbereitungProduktinformation ... 5Montagevo

Vertical roof terminal C33x1. Install the universal roof tile.2. Install flue and supply pipes accor-dingly.3. Push roof terminal through roof andinse

Opening the control unit housingElectrical connections41Montageablauf5851 670Montage

Making connectionsNotes regarding the connection of accessoriesFor details of accessories, also observe the separate installation instru-ctions provid

fÖ Mains power connection 230 V ~50 Hz (green plug)Do not interchange the supplyconductors L1 and the neutralconductor N.A two pole shut off switch wi

LR Connection of room temperaturecontrol&Vitotrol 100 UTA&Vitotrol 100 UTDIf making the connection between,„L“ and „LR“ remove jumper.LS Conne

A Low voltage connections B 230 V connections1. Connect strain relief to the externalcable and clip into the mountingplate aperture.2. Fit cover.3. Pi

Front panel installation1. Hang the front panel to the wallmounting frame by the appropriatehook.2. Press down the front panel at thebottom.3. Insert

GefahrOpen all doors and windows; extinguish naked lights and do not smokewhilst purging the gas line.Before commencing the commissioning procedure, e

HinweisAdditive combinations are permitted only if approved additive suppliers recom-mend it and always according to supplier´s dosage recommendation.

4. Close the shut off valves A andC to prevent water leaving the boi-ler (toggle at 90° to the pipe). Con-nect a hose pipe to outlet D readyto vent th

Vitodens100, WB1ASet up for operation with natural gas.MontagevorbereitungGeneral InformationAppliance descriptionThe Vitodens 100 is a fully automati

Venting the boiler by flushing out (after venting system)1. Leaving the hose connections fromfilling the system continue to fill theboiler from the ex

6. Ensure both isolation valves Aand B to operating position (toggleto the rear), seal with the caps pro-vided.7. Turn temperature gauge controls toth

Checking static and supply pressureGefahrCO formation, as a result of incorrect burner adjustment,can lead tosevere health problems.Carry out a CO tes

7. Shut down the boiler, close the gasshut-off valve, remove the pressuregauge, and close test nipple Awith the screw.8. Open the gas shut-off valve a

Selecting the boiler water tempera-ture:Set rotary selector tr to the desiredDHW temperature.Final checks1. If a time switch has been built intothe co

To ensure continued efficient operation of the appliance, it is recommended thatit is checked and serviced as necessary at regular intervals. The freq

1. Remove the screw at the top of theboiler.2. Press down the springs on theunderside of the boiler and removethe front panel.3. Lift the front panel

5. Release gas connection pipe E. 6. Release four screws F andremove the burner.!AchtungTo prevent damage,never rest the burner on thegauze assembly.C

1. Remove electrode B.2. Release the three Torx screws, andremove thermal insulating ring C.3. Release the four Torx screws, andremove burner gauze as

3. Check all clearances. If the gapsare not as specified or the elect-rode is damaged, replace and alignthe electrode together with newgaskets. Tighte

Technical SpecificationGeneral Specifications and Performance DataRated output rangeTV/TR 50/30 °C kW 8 to 24 8 to 30TV/TR 80/60 °C kW 7.3 to 21.8 7.3

Checking the condensate drain and cleaning the siphon1. Check at the siphon, that the con-densate can freely drain.2. Place an appropriate containerun

Burner installation1. Install the burner and torquescrews A diagonally. (4 Nm.approx.)2. Insert new gasket and tighten thefittings on the gas connecti

6. Check the gas connections forsoundness.GefahrEscaping gas leads to a riskof explosion.Check all fittings for sound-ness.Check primary and secondary

2. Check the inlet pressure of thediaphragm expansion vessel at thetest nipple A.3. If the inlet pressure of the diaph-ragm expansion vessel is lowert

Front panel installation1. Hang the front panel to the wallmounting frame by the appropriatehook.2. Press down the front panel at thebottom.3. Insert

Checking all gas equipment for soundness at operatingpressureGefahrEscaping gas leads to a risk ofexplosion.Check gas equipment forsoundness.Final che

GeneralHinweisIt is the law that any service workmust be carried out by a competentCORGI registered engineer.Before looking for a fault condition,chec

YesGas combina-tion valve opensNoFault Check the gastrain (control vol-tage 230 V) andgas supply press-ureF4YesIonisation cur-rent builds (hig-her tha

Displayfault codeVerhalten der An-lageStörungsursa-cheMaßnahme38 Burner blocked Boiler temperatu-re sensor leadbreakCheck the boiler tempe-rature sens

Displayfault codeVerhalten der An-lageStörungsursa-cheMaßnahmeF5 Burner blocked Air pressureswitch faultyCheck the air pressureswitch and the intercon

Overall Appliance DimensionsCombi boilerA Condensate drain: Plastic pipe722 mmB Heating flow: 722 mmC DHW: 715 mmD Gas connection: Rp ½E Cold water: 7

Removing front panel1. Remove the screw at the top of theboiler.2. Press down the springs on theunderside of the boiler and removethe front panel.3. L

1. Connect the drain hose to valve Aand connect with a drain outlet.2. Turn toggle on the shut-off valve Bto the front.3. Turn toggle on the shut-off

Boiler temperature sensor1. Pull the leads from boiler tempera-ture sensor A and measure theresistance.2. Check the sensor resistance andcompare actua

Check the temperature limiterIf the burner control unit cannot be reset after a fault shutdown, although theboiler water temperature is below approx.

Check the DHW temperature sensor (only for gas combina-tion devices)1. Pull the leads from outlet tempera-ture sensor A2. Check the sensor resistance

Replacing flow limiter1. Switch OFF the mains power.2. Close the gas shut-off valve andsafeguard against reopening.3. Drain the boiler from the second

Checking plate heat exchangerC DHWD Cold waterE Heating water returnF Heating water flow1. Switch OFF the mains power.2. Close the gas shut-off valve

7. Check the primary side for contami-nation and, if necessary, clean orreplace the plate heat exchanger.8. Install in reverse order using newgaskets.

A1 Main PCB A2 Programming unitConnection and wiring diagrams – combi boiler78Schemen5851 670

A3 Time switch§ Boiler temperature sensor$ DHW outlet sensorsÖ Circulation pump 230V~dÖ Step motor diverter valvedG Gas solenoid valvefÖ Mains input 2

System boilerA Condensate drain: Plastic pipe722 mmB Heating flow: 722 mmC DHW cylinder flow: 722 mmD Gas connection: Rp ½E DHW return: 722 mmF Heatin

A1 Main PCBA2 Programming unitA3 Time switch§ Boiler temperature sensorConnection and wiring diagram - system boiler80Schemen5851 670

sÖ Circulation pump 230V~dÖ Step motor diverter valvedG Gas solenoid valvefÖ Mains input 230V~/50HzfJ Temperature limitergH Mains connection accessori

Spare parts informationQuote the type and serial no. (seedata plate) and the item no. of therequired part (as per this parts list).Obtain standard par

095 Gas valve connecting cable 35096 Ignition transformer/ionisationconnecting cable300 Touch-up spray paint, Vitowhite301 Touch-up paint stick, Vitow

Einzelteillisten (Fortsetzung)84Einzelteillisten5851 670

Einzelteillisten (Fortsetzung)85Einzelteillisten5851 670Service

Einzelteillisten (Fortsetzung)86Einzelteillisten5851 670

Einzelteillisten (Fortsetzung)87Einzelteillisten5851 670Service

Protokolle88Protokolle5851 670

Protokolle (Fortsetzung)89Protokolle5851 670Service

Minimum installation clearancesThe following minimum clearances (mm) must be maintained for installing andservicing the appliance.A Front (behind remo

Protokolle (Fortsetzung)90Protokolle5851 670

Protokolle (Fortsetzung)91Protokolle5851 670Service

Declaration of conformity for Vitodens 100We, Viessmann Werke GmbH & Co KG, D-35107 Allendorf, declare as sole res-ponsible body, that the product

Aadditives. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47Appliance description. . . . . . . . . . . . . . . . . . . . . 5

94Stichwortverzeichnis5851 670

95Stichwortverzeichnis5851 670

GültigkeitshinweisGas fired condensing combi boiler Gas fired condensing boilerType WB1A Type WB1A8 to 24 kW 8 to 24 kWfrom serial no. from serial no.