VOKERA Mynute Service Manual

40Users InstructionsInstallation & Servicing InstructionsTHESE INSTRUCTIONSTO BE RETAINEDBY USER Vokèra is a licensed member of the Benchmark sche

8SECTION 2 - TECHNICAL DATA2.1 Central Heating Mynute i20 Mynute i30Heat input (kW) 20.00 30.00Maximum heat output (kW) 60/80°C 19.62 29.25G20

90,01,02,03,04,05,06,00 100 200 300 400 500 600 700 800 900 1000 Key Location Minimum distance A Below an opening (window, air-brick, etc.) 300 m

10SECTION 3 - GENERAL REQUIREMENTS (UK)This appliance must be installed by a competent person in ac-cordance with the Gas Safety (Installation & U

11This appliance must be installed by a competent person in accordance with and defi ned by, the Standard Specifi cation (Domestic Gas Installations) De

12the terminal must be protected by a guard of durable material. The guard must be fi tted centrally over the terminal. Refer to I.S. 813, when the te

13Fig. 104.1 DELIVERY Due to the weight of the appliance it may be necessary for two people to lift and attach the appliance to its mounting. The ap

14EXTENDING THE FLUEConnect the bend – supplied with the terminal kit – to the top of the boiler using clamp (supplied) see fi g. 10. The additional be

154.5.2 CONCENTRIC VERTICAL FLUEThe appliance can be used with either the Vokèra condensing 60/100mm concentric fl ue system or the optional 80/125mm c

16NOTESeal the fl ue terminal assembly to the wall using cement or a suitable alternative that will provide satisfactory weatherproof-ing. The interior

174.6 CONNECTING THE GAS AND WATERThe appliance is supplied with an accessory pack that includes service valves, sealing washers’ etc, for use with th

37Users instructions Things you should know Page 1.1 Gas appliances 1 1.2 Electrical supply 1 1.3 Guarantee registration card 1 1.4 Applian

185.1 GAS SUPPLY INSTALLATIONInspect the entire installation including the gas meter, test for tightness and purge. Refer to BS 6891 (I.S. 813 in ROI)

19keeping them in a safe place.Explain to the user how to isolate the appliance from the gas, water and electricity supplies and the locations of all

20Fig. 26Fig. 276.5 PUMP ASSEMBLY (fi g. 26)Carry out component removal procedure as described in 6.4.Disconnect the fl ow pipe (B) from the combustion

216.14 FLUE FAN & MIXER (fi g. 34)Carry out component removal procedure as described in 6.4. Unclip and remove the air chamber front and the RH sid

22Fig. 35Fig. 376.16 MAIN HEAT EXCHANGER (fi g. 35)Carry out component removal procedure as described in 6.4.Unclip and remove the three air chamber co

23Fig. 39A2B2C2D26.20 FLUE COLLECTOR REMOVAL (fi g. 39)Carry out component removal procedure as described in 6.16.Locate and remove the screw (A2) that

247.1 CHECKING APPLIANCE OPERATIONWhen carrying out any repairs or servicing to the appliance, the relevant commissioning procedure must be undertaken

257.3 CHECKING THE CO2 AND ADJUSTING THE GAS VALVETHE GAS VALVE MUST BE SET-UP OR ADJUSTED WITH THE AID OF A PROPERLY CALIBRATED FLUE GAS ANALYSER.Iso

267.9 COMPONENT VALUES & CHARACTERIS-TICSAPPLIANCE STATUS LED AND FAULT CODESWhen the boiler detects a temporary fault condition, the ap-propriat

277.10 ADJUSTMENTSThe boiler has already been adjusted by the manufacturer during production. If the adjustments need to be made again, for example a

1USERS INSTRUCTIONS1.1 GAS APPLIANCESGas Safety (Installations and Use) Regulations (UK).In the interests of your safety and that of others it is a le

287.10.1 CHECKING THE FAN SPEEDLocate the CO button (see Fig 40 pos SW1).Select the main selector switch to the ON position, press the CO button once,

292030405060708090100-200,20,40,60,81,01,52,02,53,0T80T45-15-10-505101520CLIMATIC CURVESEXTERNAL TEMPERATURE (°C)FLOW OUTLET TEMPERATURE (°C)T80 Maxi

30SECTION 8 - WIRING DIAGRAMS8.1 EXTERNAL WIRINGExternal controls must to be added to the system and they must be connected to the appliance as shown

31brownCN3blueF Hv1261CN2brownblue21354GAS VALVE12 43OPEOPEpinkbluePbrownNLFuse 3.15A F230 VM3Fbluebluebrownbrownbrownblue71CN9W.P.S.231whitewhiteTSC2

3210.1 RELATED DOCUMENTS BS 5440 PARTS 1 & 2 FLUES & VENTILATION REQUIREMENTS BS 5449 PART 1 FORCED CIRCULATION OF HOT WATER SYSTEMS

33© Heating and Hotwater Industry Council (HHIC)www.centralheating.co.ukBenchmark Commissioning and Servicing SectionIt is a requirement that the boil

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36 COMMISSIONING: CO AND COMBUSTION RATIO CHECK SET BOILER TO MAXIMUM RATE In accordance with, section 7.3, set boiler to operate at maximum

39

2Fig. 1PRESSURE GAUGE Ensure the system pressure is set correctly (minimum 0.5-bar)MODE SELECTOR SWITCH/HEATING TEMPERATURE SELECTORMode selector swit

38Cod. 20073574 - 11/13 - Ed. 1Registered address:Vokèra LtdBorderlake HouseUnit 7 Riverside Industrial EstateLondon ColneyHerts AL2 1HGenquiries@voke

3DIGITAL DISPLAYSymbol/Icon DescriptionDisplayed when heating mode is activeDisplayed when frost protection function is ac-tiveDisplayed if an alarm o

43.1 HOW TO TOP-UP THE SYSTEM PRESSURE (fi g. 1-2)The system pressure must be checked periodically to ensure the correct operation of the boiler. The

5FAULT CODESALARM CODE CAUSE ALARM TYPE ACTION_StAUTOSTOP Final Call engineer_CLCALL FOR SERVICE Temporary then fi nal Call engineerA01 Ignition fail

6All installers are asked to follow the Benchmark Scheme by adhering to the Code of Practise, which can be obtained from www.centralheating.co.uk. The

71.1 PRINCIPLE COMPONENTS A fully integrated electronic control board featuring electronic temperature control, anti-cycle control, pump over-run, s