Baxi Duo-tec Combi 33 HE LPG Manual de Serviço

© Baxi Heating UK Ltd 2010Duo-tec Combi HE LPG RangeGas Fired Wall Mounted CondensingCombination BoilerInstallation & Servicing InstructionsThese

10© Baxi Heating UK Ltd 20104.0 Technical Data0200 400 600 800 1000 12000.511.522.533.54Metre (wg)Flow Rate (l/h)Pump - Available Head055.54.54.1 D

115.0 Dimensions and Fixings© Baxi Heating UK Ltd 2010DimensionsA 780mmB 345mmC 450mmD 116mm Ø Min.E 185mm(207mm for 80/125mm flue systems)F 145mmG 13

126.0 System Details© Baxi Heating UK Ltd 20106.1 Information1. The Baxi Duo-tec Combi HE LPG Condensing CombinationBoiler is a ‘Water Byelaws Scheme

136.0 System Details© Baxi Heating UK Ltd 20106.5 System Filling and Pressurising1. A filling point connection on the central heating returnpipework m

146.0 System Details© Baxi Heating UK Ltd 2010BoilerOther TapOutletsExpansionVessel*To HotTapsCheckValve*Pressure ReducerValve*Stop TapFig. 76.8 Domes

157.0 Site Requirements© Baxi Heating UK Ltd 20107.1 Location1. The boiler may be fitted to any suitable wall with the fluepassing through an outside

167.0 Site Requirement© Baxi Heating UK Ltd 20107.3 Ventilation of Compartments1. Where the appliance is installed in a cupboard orcompartment, no air

177.0 Site Requirements© Baxi Heating UK Ltd 20107.7 Condensate DrainFAILURE TO INSTALL THE CONDENSATE DISCHARGEPIPEWORK CORRECTLY WILL AFFECT THE REL

187.0 Site Requirements© Baxi Heating UK Ltd 20107.8 FlueNOTE: Due to the nature of the boiler a plume of watervapour will be discharged from the flue

198.0 Flue Options© Baxi Heating UK Ltd 20108.1 Horizontal Flue Systems1. The standard flue is suitable only for horizontaltermination applications.2.

2© Baxi Heating UK Ltd 2010LPGBaxi Duo-tec Combi 24 HE LPGG.C.No47 075 48Baxi Duo-tec Combi 28 HE LPGG.C.No47 075 39Baxi Duo-tec Combi 33 HE LPGG.C.No

208.0 Flue Options© Baxi Heating UK Ltd 2010VerticalFluesVertical Flues(Twin Pipe)XXYY8.2 Twin & Vertical Flue Systems1. Maximum permissible equiv

218.0 Flue Options© Baxi Heating UK Ltd 2010ABK,K1RDCNU,WSLHJMEGFP8.3 Flue AccessoriesA2Key Accessory Size Code NoFLUE GROUP AConcentric Flue System 1

228.0 Flue Options© Baxi Heating UK Ltd 20108.4 Twin Flue Duct Adaptor1. The kit allows connection of a twin flue system to theboiler adaptor.8.5 Twin

238.0 Flue Options© Baxi Heating UK Ltd 20108.6 For Roof Terminals1. In the case of a pitched roof 25 - 50 degrees, position the leadtile to replace/f

249.0 Plume Displacement© Baxi Heating UK Ltd 20109.1 Plume Displacement Kit (Fig. 14b)Kit No 5118638Content of kit1 0.9m 60/100 Concentric Flue1 1m 6

259.0 Plume Displacement© Baxi Heating UK Ltd 2010Concentric 60/100 Flue60Ø ExhaustXYFig. 1720246810121460 Ø Exhaust (metres) XConcentric 60/100 Flue

269.0 Plume Displacement© Baxi Heating UK Ltd 2010Min. 2 metresFig. 1950mmFlue TrimPosition of ‘Jubilee’ ClipscrewFig. 2430mm30mmFig. 21Fig. 23Fig. 20

279.0 Plume Displacement© Baxi Heating UK Ltd 20109.3 General Fitting Notes (cont.)15. For aesthetic purposes it is permissible to route the60Ø exhaus

2810.0 Installation© Baxi Heating UK Ltd 200710.1 Unpacking & Initial PreparationThe gas supply, gas type and pressure must be checked forsuitabil

2910.0 Installation© Baxi Heating UK Ltd 201010.3 Fitting The Boiler1. Remove the sealing caps from the boiler connections.NOTE: A small amount of wat

3Installer Notification Guidelines© Baxi Heating UK Ltd 2010Choose BuildingRegulations NotificationRouteContact your relevant LocalAuthority Building

3010.0 Installation© Baxi Heating UK Ltd 201010.6 Fitting The FlueHORIZONTAL TELESCOPIC FLUE1. There are two telescopic sections, the TerminalAssembly

3110.0 Installation© Baxi Heating UK Ltd 201010.6 Fitting the Flue (Cont)8. Adjust the two telescopic sections to dimension ‘Y’ (Fig. 41). Ensure that

3210.0 Installation© Baxi Heating UK Ltd 201010.7 Making The Electrical ConnectionsThe boiler is fitted with a 1.3m length of 3 core cable. Thiscan be

3311.0 Commissioning© Baxi Heating UK Ltd 201011.1 Commissioning the Boiler1. Reference should be made to BS:EN 12828 & 14336 whencommissioning th

3411.0 Commissioning© Baxi Heating UK Ltd 201011.2 Check the Operational (Working) Gas Inlet Pressure1. Ensure that all controls are calling for heat,

3512.0 Completion© Baxi Heating UK Ltd 201012.1 Completion 1. Instruct the user in the operation of the boiler andsystem, explaining the operational s

3613.0 Servicing© Baxi Heating UK Ltd 2010Case Front PanelFig. 62Facia Panel SecuringScrewsFig. 63Inner DoorPanelFig. 64CondensateTrapSump13 .1 Annual

3713.0 Servicing© Baxi Heating UK Ltd 201013.2 Annual Servicing - Inspection (Cont)6. Undo the nut on the gas inlet pipe to the venturi (Fig. 65)and p

3814.0 Changing Components© Baxi Heating UK Ltd 2010IMPORTANT: When changing components ensure thatboth the gas and electrical supplies to the boiler

3914.0 Changing Components© Baxi Heating UK Ltd 201014.3 Fan (Fig. 71)1. Undo the nut on the gas inlet pipe to the venturi (Fig. 49)and pull the sensi

4Legislation© Baxi Heating UK Ltd 2010Codes of Practice - refer to the most recent versionIMPORTANT - Installation, Commissioning, Service & Repai

4014.0 Changing Components© Baxi Heating UK Ltd 2010Fig. 74CoverBurnerGasketExtension Piece(Not on 33 & 40 models)CollectorVenturiHeatExchangerRea

4114.0 Changing Components© Baxi Heating UK Ltd 201014.8 Flue/Heat Exchanger Thermostat Sensor (Fig. 76)1. Ease the retaining tab on the sensor away a

4214.0 Changing Components© Baxi Heating UK Ltd 201014.13 Pump - Head Only (Fig. 79)1. Drain the primary circuit and remove the socket headscrews secu

4314.0 Changing Components© Baxi Heating UK Ltd 201014.16 Pressure Gauge (Figs. 82 & 83) 1. Drain the primary circuit and undo the nut on the

4414.0 Changing Components© Baxi Heating UK Ltd 201014.19 Plate Heat Exchanger (Fig. 86)1. Drain the primary circuit and remove the gas valve asdescri

4514.0 Changing Components© Baxi Heating UK Ltd 201014.21 P.C.B. (Fig. 90)1. Note the settings of the temperature control knobs,rotate them fully anti

4614.0 Changing Components© Baxi Heating UK Ltd 201014.23 Gas Valve (Fig. 91)IMPORTANT: After replacing the valve the CO2must bechecked and adjusted a

4715.0 Setting the Gas Valve© Baxi Heating UK Ltd 2010Selector SwitchDisplaybar01234Central Heating Temperature ControlDomestic Hot Water Temperature

4816.0 Electrical© Baxi Heating UK Ltd 2010- brown- black- blue- whitebrbkbw- green- green / yellow- redgg/yr Control PCBX2 X3X9X5011212 3344556789X11

4917.0 Short Parts List© Baxi Heating UK Ltd 2010Short Parts ListKey G.C. Description ManufacturersNo. No. Part No.311 Fan 5121447426 Motor 3 way Valv

5Safe Manual Handling© Baxi Heating UK Ltd 2010GeneralThe following advice should be adhered to, from when first handling the boiler to the final stag

5018.0 Fault Finding© Baxi Heating UK Ltd 2010NOTE: When instructed to turn theselector to the reset position turn theselector switch fully anticlockw

5118.0 Fault Finding© Baxi Heating UK Ltd 2010Refer to Section 16.0 “Illustrated Wiring Diagram” for position of terminals and componentsCentral Heati

5218.0 Fault Finding© Baxi Heating UK Ltd 2010Turn selector switch to The display illuminatesError 20, 28 or 50 flashingError 119 flashingB

5318.0 Fault Finding© Baxi Heating UK Ltd 2010Fault Finding Solutions SectionsIs there 230V at:Is there 230V at:Main terminals L and N Check electrica

5418.0 Fault Finding© Baxi Heating UK Ltd 2010Temperature sensors faulty.Cold resistance approximately10kΩ @ 25° C (DHW and CH sensors)20kΩ @ 25° C (F

55© Baxi Heating UK Ltd 201018.0 Fault FindingCheck and correct if necessary1. The mechanical set of the gas valve(CO2 values - see instruction)2. Fla

5619.0 Notes© Baxi Heating UK Ltd 2010

5719.0 Notes© Baxi Heating UK Ltd 2010

Failure to install and commission according to the manufacturer’s instructions and complete this Benchmark Commissioning Checklist will invalidate the

Service RecordIt is recommended that your heating system is serviced regularly and that the appropriate Service Interval Record is completed.Service P

6© Baxi Heating UK Ltd 2010CONTENTS1.0 Introduction 72.0 General Layout 83.0 Appliance Operation 94.0 Technical Data 105.0 Dimensions and Fixings 116.

© Baxi Heating UK Ltd 2010UK Comp No5131787 - Iss 4 - 10/10BAXI A Trading Division of Baxi Heating UK Ltd (3879156)A Division of Baxi GroupBrooks Hous

71.0 Introduction© Baxi Heating UK Ltd 20101.1 Description1. The Baxi Duo-tec Combi HE LPG is a fully automatic gasfired wall mounted condensing combi

82.0 General Layout© Baxi Heating UK Ltd 20102.1 Layout1. Expansion Vessel2. Automatic Air Vent3. DHW Plate Heat Exchanger4. Circulation Pump5. Drain

93.0 Appliance Operation© Baxi Heating UK Ltd 20103.1 Central Heating Mode (Fig. 2)1. With a demand for heating, the pump circulates waterthrough the