Baxi Potterton 47-393-39 manuel d'utilisation

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Le mot vient du latin "Instructio", à savoir organiser. Ainsi, le manuel d’utilisation Baxi Potterton 47-393-39 décrit les étapes de la procédure. Le but du manuel d’utilisation est d’instruire, de faciliter le démarrage, l'utilisation de l'équipement ou l'exécution des actions spécifiques. Le manuel d’utilisation est une collection d'informations sur l'objet/service, une indice.

Malheureusement, peu d'utilisateurs prennent le temps de lire le manuel d’utilisation, et un bon manuel permet non seulement d’apprendre à connaître un certain nombre de fonctionnalités supplémentaires du dispositif acheté, mais aussi éviter la majorité des défaillances.

Donc, ce qui devrait contenir le manuel parfait?

Tout d'abord, le manuel d’utilisation Baxi Potterton 47-393-39 devrait contenir:
- informations sur les caractéristiques techniques du dispositif Baxi Potterton 47-393-39
- nom du fabricant et année de fabrication Baxi Potterton 47-393-39
- instructions d'utilisation, de réglage et d’entretien de l'équipement Baxi Potterton 47-393-39
- signes de sécurité et attestations confirmant la conformité avec les normes pertinentes

Pourquoi nous ne lisons pas les manuels d’utilisation?

Habituellement, cela est dû au manque de temps et de certitude quant à la fonctionnalité spécifique de l'équipement acheté. Malheureusement, la connexion et le démarrage Baxi Potterton 47-393-39 ne suffisent pas. Le manuel d’utilisation contient un certain nombre de lignes directrices concernant les fonctionnalités spécifiques, la sécurité, les méthodes d'entretien (même les moyens qui doivent être utilisés), les défauts possibles Baxi Potterton 47-393-39 et les moyens de résoudre des problèmes communs lors de l'utilisation. Enfin, le manuel contient les coordonnées du service Baxi Potterton en l'absence de l'efficacité des solutions proposées. Actuellement, les manuels d’utilisation sous la forme d'animations intéressantes et de vidéos pédagogiques qui sont meilleurs que la brochure, sont très populaires. Ce type de manuel permet à l'utilisateur de voir toute la vidéo d'instruction sans sauter les spécifications et les descriptions techniques compliquées Baxi Potterton 47-393-39, comme c’est le cas pour la version papier.

Pourquoi lire le manuel d’utilisation?

Tout d'abord, il contient la réponse sur la structure, les possibilités du dispositif Baxi Potterton 47-393-39, l'utilisation de divers accessoires et une gamme d'informations pour profiter pleinement de toutes les fonctionnalités et commodités.

Après un achat réussi de l’équipement/dispositif, prenez un moment pour vous familiariser avec toutes les parties du manuel d'utilisation Baxi Potterton 47-393-39. À l'heure actuelle, ils sont soigneusement préparés et traduits pour qu'ils soient non seulement compréhensibles pour les utilisateurs, mais pour qu’ils remplissent leur fonction de base de l'information et d’aide.

Table des matières du manuel d’utilisation

  • Page 1

    © Baxi Heating UK Ltd 2012 Installation & Service Instructions These instructions include the Benchmark Commissioning Checklist and should be left with the user for safe keeping. Condensing Combination Boiler You can rely on[...]

  • Page 2

    2 © Baxi Heating UK Ltd 2012 Natural Gas Potterton Titanium 24 G.C.N o 47-393-39 Potterton Titanium 28 G.C.N o 47-393-40 Potterton Titanium 33 G.C.N o 47-393-41 Potterton Titanium 40 G.C.N o 47-393-42 Building Regulations and the Benchmark Commissioning Checklist Building Regulations (England & Wales) require notification of the installation o[...]

  • Page 3

    3 Installer Notification Guidelines © Baxi Heating UK Ltd 2012 Choose Building Regulations Notification Route Contact your rele v ant Local A uthor ity Building Control (LABC) who will arrange an inspection or contact a gov er nment approv ed inspector LABC will record the data and will issue a cer tificate of compliance ‘Gas Safe Register’ wi[...]

  • Page 4

    4 Legislation © Baxi Heating UK Ltd 2012 Codes of Practice - refer to the most recent version IMPORTANT - Installation, Commissioning, Service & Repair This appliance must be installed in accordance with the manufacturer’s instructions and the regulations in force. Read the instructions fully before installing or using the appliance. In GB, [...]

  • Page 5

    5 Safe Manual Handling © Baxi Heating UK Ltd 2012 General The following advice should be adhered to, from when first handling the boiler to the final stages of installation, and also during maintenance. Most injuries as a result of inappropriate handling and lifting are to the back, but all other parts of the body are vulnerable , particularly sho[...]

  • Page 6

    6 © Baxi Heating UK Ltd 2012 CONTENTS 1.0 Introduction 7 2.0 General Layout 8 3.0 Appliance Operation 9 4.0 Technical Data 10 5.0 Dimensions and Fixings 11 6.0 System Details 12 7.0 Site Requirements 15 8.0 Flue Options 21 9.0 Plume Displacement 26 10.0 Installation 30 11.0 Commissioning 36 12.0 Completion 39 13.0 Servicing 40 14.0 Changing Compon[...]

  • Page 7

    7 1.0 Intr oduction © Baxi Heating UK Ltd 2012 1.1 Description 1. The Potterton Titanium is a fully automatic gas fired wall mounted condensing combination boiler. It is room sealed and fan assisted, and will serve central heating and mains fed domestic hot water. 2. The boiler is set to give a maximum output of :- 24 models - 24 kW DHW 21 kW CH ([...]

  • Page 8

    8 2.0 General La yout © Baxi Heating UK Ltd 2012 2.1 Layout 1. Expansion Vessel 2. Automatic Air Vent 3. DHW Plate Heat Exchanger / Automatic Bypass 4. Circulation Pump 5. Drain Off Point 6. Pressure Relief Valve 7. Integral Timer Position 8. Central Heating System Pressure Gauge 9. PCB 10. Control Box 11. 3-Way Valve Assembly 12. Condensate Trap [...]

  • Page 9

    9 3.0 Appliance Operation © Baxi Heating UK Ltd 2012 3.1 Central Heating Mode (Fig. 2) 1. With a demand for heating, the pump circulates water through the primary circuit. 2. Once main burner ignites the fan speed controls the gas rate to maintain the heating temperature measured by the temperature sensor. 3. When the flow temperature exceeds the [...]

  • Page 10

    10 4.0 T echnical Data © Baxi Heating UK Ltd 2012 4.1 Titanium 24, 28, 33 & 40 0 200 400 600 800 1000 1200 0.5 1 1.5 2 2.5 3 3.5 4 Metre (wg) Flow Rate (l/h) Pump - Available Head 0 5 5.5 4.5 Flue Terminal Diameter 100mm Dimensions Projection 125mm Outercase Dimensions Casing Height - 780mm Overall Height Inc Flue Elbow - 965mm Casing Width - [...]

  • Page 11

    11 5.0 Dimensions and Fixings © Baxi Heating UK Ltd 2012 Dimensions A 780mm B 345mm C 450mm D 116mm Ø Min. E 185mm (207mm for 80/125mm flue systems) F 145mm G 131mm H 180mm Domestic Hot W ater Outlet (15mm) Cold W ater Inlet (15mm) Heating Return (22mm) Heating Flow (22mm) Pressur e Relief V alve (15mm) Gas Inlet (22mm) 65 mm 65 mm 65 mm 65 mm 65[...]

  • Page 12

    12 6.0 System Details © Baxi Heating UK Ltd 2012 6.1 Information 1. The Potterton Titanium Condensing Combination Boiler is a ‘Water Byelaws Scheme - Approved Product’. To comply with the Water Byelaws your attention is drawn to the following installation requirements and notes (IRN). a) IRN 001 - See text of entry for installation requirement[...]

  • Page 13

    13 6.0 System Details © Baxi Heating UK Ltd 2012 6.5 System Filling and Pressurising (Fig. 4) 1. A filling point connection on the central heating return pipework must be provided to facilitate initial filling and pressurising and also any subsequent water loss replacement/refilling. A filling loop & instructions are provided with the boiler. [...]

  • Page 14

    14 6.0 System Details © Baxi Heating UK Ltd 2012 6.8 Domestic Hot Water Circuit (Fig. 7) 1. All DHW circuits, connections, fittings, etc. should be fully in accordance with relevant standards and water supply regulations. 2. Your attention is drawn to: for GB: Guidance G17 to G24 and recommendation R17 to R24 of the Water Regulations Guide. for IE[...]

  • Page 15

    15 7.0 Site Requirements © Baxi Heating UK Ltd 2012 7.1 Location 1. The boiler may be fitted to any suitable wall with the flue passing through an outside wall or roof and discharging to atmosphere in a position permitting satisfactory removal of combustion products and providing an adequate air supply. The boiler should be fitted within the build[...]

  • Page 16

    16 7.0 Site Requirement © Baxi Heating UK Ltd 2012 7.3 Ventilation of Compartments 1. Where the appliance is installed in a cupboard or compartment, no air vents are required. 2. BS 5440: Part 2 refers to room sealed appliances installed in compartments. The appliance will run sufficiently cool without ventilation. 7.4 Gas Supply 1. The gas instal[...]

  • Page 17

    17 © Baxi Heating UK Ltd 2012 7.0 Site Requirements 7.7 Condensate Drain FAILURE TO INSTALL THE CONDENSATE DISCHARGE PIPEWORK CORRECTLY WILL AFFECT THE RELIABLE OPERATION OF THE BOILER. CAREFUL CONSIDERATION MUST BE GIVEN TO THE POSSIBILITY OF THE PIPEWORK BEING SUBJECT TO FREEZING CONDITIONS AND APPROPRIATE MEASURES TAKEN TO PREVENT BLOCKAGE. COR[...]

  • Page 18

    18 © Baxi Heating UK Ltd 2012 7.0 Site Requirements 7.7 Condensate Drain (cont.) 11. When discharging condensate into a soil stack or waste pipe the effects of existing plumbing must be considered. If soil pipes or waste pipes are subjected to internal pressure fluctuations when WC's are flushed or sinks emptied then back-pressure may force w[...]

  • Page 19

    19 © Baxi Heating UK Ltd 2012 7.0 Site Requirements 7.7 Condensate Drain (cont.) 12. A boiler discharge pump is available, ‘MULTIFIT’ part no. 720648301. This pump will dispose of both condensate & high temperature water from the relief valve. It has a maximum head of 5 metres. Follow the instructions supplied with the pump. 13. Condensate[...]

  • Page 20

    20 © Baxi Heating UK Ltd 2012 7.0 Site Requirements 7.8 Flue NOTE: Due to the nature of the boiler a plume of water vapour will be discharged from the flue. This should be taken into account when siting the flue terminal. 1. The following guidelines indicate the general requirements for siting balanced flue terminals. For GB recommendations are gi[...]

  • Page 21

    21 © Baxi Heating UK Ltd 2012 8.0 Flue Options Horizontal Flues (ii) (i) Plume Displacement Kit 60 /100 Ø 1M Extensions, 45° & 93° bends are also available - see Section 9.0 (ii) (i) This bend is equivalent to 1 metre Total equivalent length = A+B+C+2x90°Bends B A C This bend is equivalent to 1 metre 8.1 Horizontal Flue Systems 1. The stan[...]

  • Page 22

    22 © Baxi Heating UK Ltd 2012 8.0 Flue Options Vertical Flues (ii) (i) The total equivalent length for this example is = 6.5 metres. 1m extension 135°bend 91.5°bend 1m 0.25m 0.5m 5 2 2 5.0m 0.5m 1.0m AIR DUCT N o of fittings/pipes Sub total Equivalent Length Value Equivalent Length Air Duct = 6.5m 1m extension 135°bend 91.5°bend 1m 0.25m 0.5m [...]

  • Page 23

    23 © Baxi Heating UK Ltd 2012 8.0 Flue Options B K,K1 R D C N U,W S L H M E G F P Key Accessory Size Code No FLUE GROUP A Concentric Flue System 100mm diameter A Horizontal Flue Terminal (inc. elbow) 5118489 A2 Telescopic Flue (inc. elbow) 315-500mm 5118069 A3 Telescopic Internal Flue Kit 315-500mm 5119654 B Flue Extension 1000mm 5111074 C Flue Be[...]

  • Page 24

    24 © Baxi Heating UK Ltd 2012 8.0 Flue Options 8.4 Twin Flue Duct Adaptor 1. The kit allows connection of a twin flue system to the boiler adaptor. 8.5 Twin Flue Connection 1. Engage the twin flue duct adaptor in the boiler adaptor, making sure that it is pushed down as far as possible. 2. Ensure that the air & flue ducts are connected correct[...]

  • Page 25

    25 © Baxi Heating UK Ltd 2012 8.0 Flue Options Fig. 19 Fig. 21 100mm 685mm Push Fit Adaptor Air Duct Flue Duct Cut the same amount off the Air Duct & Flue Duct Approx 1425mm 8.6 For Roof Terminals 1. In the case of a pitched roof 25 - 50 degrees, position the lead tile to replace/flash over existing roof tiling. Make an aperture in the roof su[...]

  • Page 26

    26 9.0 Plume Displacement © Baxi Heating UK Ltd 2012 9 .1 Plume Displacement Kit (Fig. 23) Kit No 5118638 Content of kit 1 0.9m 60/100 Concentric Flue 1 1m 60 Dia Exhaust Flue Pipe 1 Adaptor 2 60 Dia Support Brackets 1 93° Elbow/Plume Outlet Assembly 1 Flexible Flue Trim 3 “O” Rings 1 ‘Jubilee Clip 1 Boiler Elbow 1. This kit is recommended [...]

  • Page 27

    27 9.0 Plume Displacement © Baxi Heating UK Ltd 2012 Concentric 60/100 Flue 60Ø Exhaust X Y Fig. 26 2 0 2 4 6 8 10 12 14 60 Ø Exhaust (metres) X Concentric 60/100 Flue (metres) Y 0 16 1 34 6 57 9 8 24 28/33/40 Fig. 27 2 0 2 4 6 8 10 12 14 60 Ø Exhaust (metres) X Concentric 60/100 Flue (metres) Y 0 16 1 34 6 57 9 8 24 28/33/40 2 0 2 4 6 8 10 12 [...]

  • Page 28

    28 © Baxi Heating UK Ltd 2012 9.0 Plume Displacement Min. 2 metres Fig. 28 50mm Flue Trim Position of ‘Jubilee’ Clip screw Fig. 33 30mm 30mm Fig. 30 Fig. 32 Fig. 29 Fig. 31 Adaptor Spigot 9.3 General Fitting Notes 1. Cut a hole in the external wall which the concentric flue assembly will pass through. The hole should allow the flue to fall bac[...]

  • Page 29

    29 9.0 Plume Displacement © Baxi Heating UK Ltd 2012 9.3 General Fitting Notes (cont.) 15. For aesthetic purposes it is permissible to route the 60Ø exhaust in an enclosed box, but the air inlet and plume outlet MUST remain in free air. 16. It is also possible to separate the plume outlet from the 93° elbow to allow the flue to be installed as s[...]

  • Page 30

    30 © Baxi Heating UK Ltd 2012 Fig. 42 145mm For Side Flue Exit Central Heating Return Flushing Tube Wall Plate Fig. 41 Fig. 39 Fig. 40 10.0 Installation 10.1 Unpacking & Initial Preparation The gas supply, gas type and pressure must be checked for suitability before connection (see Section 7.4). NOTE: A small amount of water may drain from the[...]

  • Page 31

    10.0 Installation 10.3 Fitting the Filling Loop Kit 1. The filling loop kit supplied with the boiler can be connected to the taps on the wall plate at this point. (Either one of two types of loop kit will be supplied - both function in the same way, differing only in detail). 2. The filling loop is to be connected between the mains cold water inlet[...]

  • Page 32

    32 10.0 Installation © Baxi Heating UK Ltd 2012 10.4 Fitting The Boiler 1. Lift the boiler using the Lifting Points as shown by the shaded areas (Fig. 43). The boiler should be lifted by TWO PEOPLE. Engage the slots at the top rear of the boiler on the wall plate(see Safe Manual Handling page 5). 2. Pull the lower polystyrene cap off the boiler (w[...]

  • Page 33

    33 10.0 Installation © Baxi Heating UK Ltd 2012 10.7 Fitting The Flue HORIZONTAL FLUE 1. The standard flue is suitable for lengths between 100mm minimum and 685mm maximum, as measured from the edge of the flue elbow outlet to the joint between the terminal and air duct (Fig. 45). 2. Locate the flue elbow on the adaptor at the top of the boiler. Se[...]

  • Page 34

    34 10.0 Installation © Baxi Heating UK Ltd 2012 10.7 Fitting the Flue (Cont) 6. The inner flue duct support bracket may be in the waste portion of the flue. In this case retrieve the bracket before discarding the waste. 7. Take the inner flue support bracket (if not already fitted) and engage it over the flue duct. This will centralise the flue an[...]

  • Page 35

    35 10.0 Installation © Baxi Heating UK Ltd 2012 Fig. 56 Fig. 55 Cable Clamp Facia Panel Terminal Block Cover 10.8 Making The Electrical Connections The boiler is fitted with a 1.3m length of 3 core cable. This can be connected to the fused 3A 230V 50H Z supply. NOTE: Both the Live and Neutral connections are fused. To connect an external control p[...]

  • Page 36

    36 11.0 Commissioning © Baxi Heating UK Ltd 2012 11.1 Commissioning the Boiler 1. Reference should be made to BS:EN 12828 & 14336 when commissioning the boiler. 2. At the time of commissioning, complete all relevant sections of the Benchmark Checklist at the rear of this publications. 3. Open the mains water supply to the boiler. 4. Open all h[...]

  • Page 37

    37 11.0 Commissioning © Baxi Heating UK Ltd 2012 11.2 Check the Operational (Working) Gas Inlet Pressure 1. Ensure that all controls are calling for heat, and the selector switch is in the central heating and hot water position ( ). The current boiler temperature is shown on the display. 2. It is necessary to set the boiler to ‘Calibration Mode?[...]

  • Page 38

    38 11.0 Commissioning © Baxi Heating UK Ltd 2012 11.3 Setting the Timer NOTE : If the integral timer is not required fit the blanking plate supplied in the installation kit. The Electro-Mechanical Timer allows the central heating system to be set every 15 minutes. Using the three position switch the timer will allow either constant operation, time[...]

  • Page 39

    39 12.0 Completion © Baxi Heating UK Ltd 2012 12.1 Completion 1. Instruct the user in the operation of the boiler and system explaining the operational sequence. 2. Set the central heating and hot water temperature control knobs to the requirements of the user. 3. Carefully read and complete all sections of the Benchmark Commissioning Checklist at[...]

  • Page 40

    40 13.0 Ser vicing © Baxi Heating UK Ltd 2012 Case Front Panel Fig. 69 Facia Panel Securing Screws Fig. 70 Inner Door Panel Fig. 71 Sump 13 .1 Annual Servicing 1. For reasons of safety and economy, it is recommended that the boiler is serviced annually. Servicing must be performed by a competent person in accordance with B.S. 7967-4. 2. After serv[...]

  • Page 41

    41 13.0 Ser vicing © Baxi Heating UK Ltd 2012 13.2 Annual Servicing - Inspection (Cont) 6. Undo the nut on the gas inlet pipe to the venturi (Fig. 73) and pull the sensing pipe off the fan. 7. Disconnect the electrode leads, noting their position, and the fan electrical plugs. 8. Undo the four nuts retaining the combustion box cover to the heat ex[...]

  • Page 42

    42 14.0 Changing Components © Baxi Heating UK Ltd 2012 IMPORTANT: When changing components ensure that both the gas and electrical supplies to the boiler are isolated before any work is started. When the component has been changed turn the selector switch fully anticlockwise against the spring pressure to the reset position and hold for 5 seconds [...]

  • Page 43

    43 14.0 Changing Components © Baxi Heating UK Ltd 2012 Cover Gas Inlet Fan Venturi Injector Collector Burner Gasket When fitting the venturi ensure that the arrow is pointing forward Fig. 78 Fig. 79 Gas Inlet Pipe Venturi Injector Fig. 80 14.3 Fan (Fig. 79) 1. Undo the nut on the gas inlet pipe to the venturi (Fig. 79) and pull the sensing pipe of[...]

  • Page 44

    44 14.0 Changing Components © Baxi Heating UK Ltd 2012 Fig. 81 Cover Burner Gasket Extension Piece (On 28 models only) Collector Venturi Heat Exchanger Rear Insulation Cover Insulation Seal Collector Spark Electrode Sensing Electrode Electrode Leads Venturi Fig. 82 14.6 Burner (Fig. 81) 1. Undo the screws securing the collector to the cover and ve[...]

  • Page 45

    45 14.0 Changing Components © Baxi Heating UK Ltd 2012 Central Heating Temperature Sensor Safety Thermostat Flow Pipe Fig. 84 DHW Temperature Sensor Fig. 85 Plate Heat Exchanger Pressure Sensor Flue/Heat Exchanger Thermostat Sensor Electrical Plug Fig. 83 14.8 Flue/Heat Exchanger Thermostat Sensor (Fig. 83) 1. Ease the retaining tab on the sensor [...]

  • Page 46

    46 14.0 Changing Components © Baxi Heating UK Ltd 2012 14.14 Pump - Head Only (Fig. 87) 1. Drain the boiler primary circuit and remove the socket head screws securing the pump head to the body and draw the head away. 2. Undo the screw on the pump wiring cover and remove the cover. Using a suitable flat bladed screw driver press the cable securing [...]

  • Page 47

    47 14.0 Changing Components © Baxi Heating UK Ltd 2012 14.17 Pressure Gauge (Figs. 90 & 91) 1. Drain the boiler primary circuit and undo the nut on the pressure gauge capillary. 2. Undo the screws securing the gauge retaining bracket. 3. Remove the bracket and gauge assembly. Depress the barbs on the side of the gauge and remove the retaining [...]

  • Page 48

    48 14.0 Changing Components © Baxi Heating UK Ltd 2012 14.20 Plate Heat Exchanger (Fig. 94) 1. Drain the boiler primary circuit and remove the gas valve as described in section 14.24. 2. While supporting the heat exchanger undo the screws securing it to the brass manifolds. 3. Withdraw the heat exchanger upwards, taking care not to damage any wire[...]

  • Page 49

    49 14.0 Changing Components © Baxi Heating UK Ltd 2012 14.22 P.C.B. (Fig. 98) 1. Note the settings of the temperature control knobs, rotate them fully anticlockwise and carefully pull them off the drive pins. 2. Completely undo the screws securing the control box cover and release the cover retaining barbs from their slots. Disengage the rear of t[...]

  • Page 50

    50 14.0 Changing Components © Baxi Heating UK Ltd 2012 14.24 Gas Valve (Fig. 99) IMPORTANT: After replacing the valve the CO 2 must be checked and adjusted as detailed in Section 15.0 Setting the Gas Valve. Only change the valve if a suitable calibrated combustion analyser is available, operated by a competent person - see section 13.1. 1. Turn th[...]

  • Page 51

    51 15.0 Setting the Gas V alve © Baxi Heating UK Ltd 2012 Selector Switch Display Reset 1 2 3 4 5 PM 7 8 9 10 11 12 1 2 3 4 5 AM 7 8 9 10 11 12 0 bar 0 2 3 4 Central Heating Temperature Control Domestic Hot Water Temperature Control Fig. 103 Fig. 104 Fig. 105 Fig. 106 Fig. 107 Central Heating Temperature Control Domestic Hot Water Temperature Cont[...]

  • Page 52

    52 16.0 Electrical © Baxi Heating UK Ltd 2012 16.1 Illustrated Wiring Diagram - bro wn - black - blue - white br bk b w - green - green / y ellow - red g g/y r Control PCB X2 X3 X9 X501 12 12 3 3 4 4 5 5 678 9 X1 12 DHW NTC Sensor Central Heating NTC Sensor Fan Gas V alve Overheat Stat Flame Sensing Electrode Pump Flue Sensor X400 X401 g g b b r r[...]

  • Page 53

    53 17.0 Short Par ts List © Baxi Heating UK Ltd 2012 Short Parts List Key G.C. Description Manufacturers No. No. Part No. 311 Fan 5121447 426 Motor 3 way Valve 5132452 315 Igniter Electrode 720222801 316 Sensing Electrode 720222901 422 Gas Valve 720301001 404 Hall Effect Sensor 5114767 306 Burner 24/28 5122149 Burner 33 5114697 Burner 40 5114698 4[...]

  • Page 54

    54 18.0 Fault Finding © Baxi Heating UK Ltd 2012 NOTE: When instructed to turn the selector to the reset position turn the selector switch fully anticlockwise against the spring pressure to the reset position and hold for 5 seconds to reset the boiler. 18.1 Initial Fault Finding Checks 1. Check that gas, water and electrical supplies are available[...]

  • Page 55

    55 18.0 Fault Finding © Baxi Heating UK Ltd 2012 Refer to Section 16.0 “Illustrated Wiring Diagram” for position of terminals and components Central Heating - Follow operational sequence Turn selector switch to The display illuminates Error 20, 28 or 50 flashing Error 119 flashing Burner lights Error 110 flashing Error 130 flashing Error 133 f[...]

  • Page 56

    56 18.0 Fault Finding © Baxi Heating UK Ltd 2012 Turn selector switch to The display illuminates Error 20, 28 or 50 flashing Error 119 flashing Burner lights Error 110 flashing Error 133 flashing Turn Domestic Hot Water thermostat to Maximum. Open DHW tap fully. DHW Hall Effect sensor operated (red neon on the sensor illuminated Fan runs Spark at [...]

  • Page 57

    57 18.0 Fault Finding © Baxi Heating UK Ltd 2012 Fault Finding Solutions Sections Is there 230V at: Is there 230V at: Main terminals L and N Check electrical supply 1. NO Main terminal fuse Replace fuse Replace PCB Display illuminated 2. NO PCB - X1 connector terminals 1,2 Check wiring 3. NO NO A Pump Replace pump 1. YES PCB - X3 connector termina[...]

  • Page 58

    58 18.0 Fault Finding © Baxi Heating UK Ltd 2012 E20 or E50 - Temperature sensors faulty. Cold resistance approximately 10k Ω @ 25° C (DHW and CH sensors) 20k Ω @ 25° C (Flue sensor) (resistance reduces with increase in temp.) E28 - Incorrect PCB fitted NO E Replace sensor or PCB (E28) Gas at burner Ensure gas is on and purged Replace PCB Repl[...]

  • Page 59

    59 © Baxi Heating UK Ltd 2012 18.0 Fault Finding Check and correct if necessary 1. The mechanical set of the gas valve (CO2 values - see instruction) 2. Flame sensing electrode and lead connections 3. Flame sensing electrode position Flame current should be more than 0.5 μ A Replace PCB Replace PCB YES YES Replace flame sensing electrode NO I K R[...]

  • Page 60

    19.0 Notes 60 © Baxi Heating UK Ltd 2012[...]

  • Page 61

    19.0 Notes 61 © Baxi Heating UK Ltd 2012[...]

  • Page 62

    GAS BOILER SYSTEM COMMISSIONING CHECKLIST This Commissioning Checklist is to be completed in full by the competent person who commissioned the boiler as a means of demon strating compliance with the appropriate Building Regulations and then handed to the customer to keep for future reference. Failure to install and commission according to the manuf[...]

  • Page 63

    Service Record It is recommended that your heating system is serviced r egularly and that the appropriate Service Interval Record is completed. Service Provider Before completing the appr opriate Service Record below , please ensure you have carried out the service as described in the manufacturer’ s instructions. Always use the manufacturer’ s[...]

  • Page 64

    © Baxi Heating UK Ltd 2012 7210133 - 01 (5/12) All descriptions and illustrations provided in this leaflet have been carefully prepared but we reserve the right to make changes and improvements in our products which may affect the accuracy of the information contained in this leaflet. All goods are sold subject to our standard Conditions of Sale w[...]