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Baxi Potterton 47-393-39 Boiler User Manual

1. If required by the manufacturer record the following CO OR CO ppm OR CO CO Ratio The heating and hot water system complies with the appropriate Building Regulations Yes The boiler and associated products have been installed and commissioned in accordance with manufacturer s instructions Yes The operation of the boiler and system controls have been demonstrated to and understood by the customer Yes __ The manufacturer s literature including Benchmark Checklist and Service Record has been explained and left with the customer Yes Commissioning Engineers Signature Customer s Signature To confirm satisfactory demonstration and receipt of manufacturer s literature All installations in England and Wales must be notified to Local Authority Building Control LABC either directly or through a Competent Persons Scheme A Building Regulations Compliance Certificate will then be issued to the customer s enchmar COLLECTIVE MARK 62 THE MARK OF QUALITY FOR THE INSTALLATION COMMISSIONING AND SERVICING OF DOMESTIC HEATING AND HOT WATER SYSTEMS Heating and Hotwater Industry Council HHIC www centralheating co uk Service Record It is recommended that your heating system is serviced regularly and that the appropriate Service Interval Record is completed Service Provider Before completing the appropriate Service Record below please ensure you have carried out the service as described in the ma
2. EYES Expansion Vessel Fig 101 Drain the boiler primary circuit and undo the nut on the vessel connection pipe 2 Remove the screw retaining the air inlet pipe and swing the pipe to one side Expansion Vessel 3 Undo and remove the locknut securing the vessel spigot to the boiler lower panel 4 Remove the bracket and vessel from the boiler 5 Locate the retaining bracket on the upper flange of the new vessel and fit to the boiler 6 Examine the sealing washer replacing if necessary and reassemble in reverse order Boiler Chassis Fig 101 50 Baxi Heating UK Ltd 2012 IMPORTANT The CO must be only be checked and adjusted to set the valve if a suitable calibrated x 2 15 0 Setting the Gas Valve W Setting the Gas Valve CO check combustion analyser is available operated by a competent person see Section 13 1 Central Heating Domestic Hot Water Temperature Control Fig 102 Temperature Control The combustion CO2 may be checked after running the l boiler for several minutes To do this it is necessary to set Selector Sua Display the boiler to Calibration Mode Central Heating Domestic Hot Water turn the right hand knob s clockwise twice and back fully Temperature Control Temperature Control anticlockwise Fig 102 2 Ensure that all external controls are calling for heat The actual current boiler temp
3. Spark and Sensing Electrodes Fig 77 Disconnect the electrode leads noting their positions 2 Remove the retaining screws securing each of the electrodes to the combustion box cover and remove the electrodes 3 Check the condition of the sealing gasket and replace if necessary Reassemble in reverse order 14 0 Changing Components Fan Fig 79 Undo the nut on the gas inlet pipe to the venturi Fig 79 and pull the sensing pipe off the fan 2 Disconnect the electrode leads noting their position and disconnect the fan electrical plugs 3 Undo the screws securing the collector to the cover 33 models or extension piece 24 amp 28 models 4 Remove the collector and fan assembly being careful to retain the injector in the venturi 5 Undo the screws securing the fan to the venturi and fit the new fan replacing the seal if necessary 6 Examine the burner gasket and replace if necessary Venturi o l e 7 Reassemble in reverse order ensuring that the injector is l in place and the sensing pipe is connected to the fan Injector Venturi Fig 78 Remove the collector and fan assembly as described in section 14 3 2 Extract the injector from the venturi 3 Undo the screws securing the fan to the venturi and the venturi to the collector Burner Important When fitting the new venturi ensure the arrows Gasket on it s b
4. 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 the rear of this publication that are relevant to the appliance and installation These details will be required in the event of any warranty work The publication must be handed to the user for safe keeping and each subsequent regular service visit recorded 4 For IE it is necessary to complete a Declaration of Conformity to indicate compliance with l S 813 An example of this is given in I S 813 Domestic Gas Installations This is in addition to the Benchmark Commissioning Checklist 5 Hand over the Users Operating Installation and Servicing Instructions giving advice on the necessity of regular servicing Facia Panel Fig 68 Baxi Heating UK Ltd 2012 39 Case Front Panel Fig 69 Facia Panel Securing Screws Inner Door l Panel Fig 70 Fig 71 40 Baxi Heating UK Ltd 2012 13 0 Servicing Annual Servicing 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 servicing complete the relevant Service Interval Recor
5. 26 Baxi Heating UK Ltd 2012 60 Exhaust metres X 0 1 2 3 4 5 6 7 8 9 Concentric 60 100 Flue metres Y Example Flue Lengths Not Permissible 60 Exhaust metres X 0 1 2 3 60 Exhaust metres X 0 2 3 4 6 6 7 8 9 Concentric 60 100 Flue metres Y Example 2 Flue Lengths OK 4 5 6 7 8 9 Concentric 60 100 Flue metres Y Example 3 Flue Lengths OK 60 Exhaust Concentric 60 100 Flue Fig 26 Additional Accessories A 93 Elbow 5121369 B 45 Elbow Pair 5121370 C metre 60M Extension 5121368 Baxi Heating UK Ltd 2012 Concentric Flue Fig 27 Support Bracket metre Extension metre supplied in kit 9 0 Plume Displacement Determining Permissible Lengths In the graph the solid line diagonal represents the relationship between the concentric flue assembly and any extensions and the 60 exhaust and any extensions or additional bends Example Not Permissible If for instance a concentric length of 5 metres was required and the 60 exhaust needed to be 6 metres the graph shows that this combination would NOT be permissible as the intersection point would be above the solid diagonal line Example 2 Flue Lengths OK Where both lengths have been determined they can be applied to the graph to check that the installation is permissible For example if it was known that
6. Comments Comments Signature Signature 63 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 which are available on request POTTERTON A Trading Division of Baxi Heating UK Ltd 3879156 Brooks House Coventry Road Warwick CV34 4LL After Sales Service 0844 871 1560 Technical Enquiries 0844 871 1555 Website www potterton co uk e amp PART OF BDR THERMEA Baxi Heating UK Ltd 2012 7210133 01 5 12
7. EP P C B Fig 98 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 the cover from the control box hinge pin Fig 97 3 Note the position of all plugs and wires on the P C B and disconnect them 4 Undo the securing screws and remove the P C B Transfer Control Bax Cover the control knob drive pins to the new P C B and turn them Fig 97 fully anticlockwise P CB 5 Reassemble in reverse order ensuring that the i t temperature controllers are reset to their previous positions KPEE Selector Switch Fig 98 Selector Switch Note the setting of the selector switch knob and carefully pull it off the facia qb i ae 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 the cover from the control box hinge pin Fig 97 3 Note the position of the electrical connections and the orientation of the switch Remove the electrical connections a 4 Remove the screws securing the switch to the facia panel Facia 5 Fit the new switch ensuring that it is correctly positioned y and reassemble in reverse order Selector Switch K
8. Equivalent Length Value Im extension 135 bend 91 5 bend Sy S 8 0 Flue Options Flue Accessories 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 51 18069 A3 Telescopic Internal Flue Kit 315 500mm 51 19654 B Flue Extension 1000mm 5111074 C Flue Bend 93 5111075 D Flue Bend pair 135 5111085 U Pipe Support painted 100mm 5111080 R Vertical Flue Adaptor 5111070 P Wall Liner 5111067 S Flue Terminal Deflector 5111068 FLUE GROUP N Twin Flue System 80mm diameter E Flue Extension pair 1000mm 5111087 F Flue Bend pair 90 5111072 G Flue Bend 2 pair 135 5111086 J Vertical Flue Boiler Adaptor Kit 72008980 H Vertical Flue Adaptor 5111084 W Pipe Support pair 80mm 5111081 T Flue Termination Kit horizontal termination 80mm 5120172 Z Single Terminal 80mm 5121791 Q Adaptor 60 80 5121792 T Pitched Roof Terminal 25 45 5106164 FLUE GROUP G Concentric Flue System 80 125mm diameter A4 Horizontal Flue Kit 5118580 B Straight Extension Kit 1000mm 5118584 D Bend Kit pair 135 5118597 C Bend 91 5 5118588 U Pipe support 125mm 5118610 FLUE GROUP A N G Vertical Flue Kits K Vertical Flue Terminal use with 5111070 5111078 Kl Vertical Flue Terminal 5118576 L Pitched Roof Flashing 25 50 5122151 M Roof cover plate 246143 N Flat roof flashing 246144
9. Spark Generator Diverter Valve Gas Valve Ignition O i Electrode Mains Input Cable br brown g green bk black gly green yellow b blue r red w white 52 Baxi Heating UK Ltd 2012 17 0 Short Parts List Short Parts List Key Description Manufacturers No Part No 311 Fan 5121447 426 Motor 3 way Valve 5132452 315 Igniter Electrode 72022280 316 Sensing Electrode 720222901 422 Gas Valve 720301001 404 Hall Effect Sensor 5114767 306 Burner 24 28 5122149 Burner 33 5114697 Burner 40 5114698 419 Water Pressure Switch 5114748 624 419 400 Plate Heat Exchanger 5114708 415 Pump 248042 421 NTC Sensor 5114725 420 Overheat Thermostat 5114729 504 Pressure Gauge 248090 503 PCB 24 5121862 PCB 28 72004340 PCB 33 720795201 PCB 40 5122287 421 504 Baxi Heating UK Ltd 2012 53 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 Table Of Error Codes Central Heating NTC Fault Flue NTC Fault Hot Water NTC Fault Safety Thermostat Operated Water Pressure Switch Not Operated Circulation Fault Primary Circuit Flue NTC Operated Interruption Of Gas Supply or Flame Failure Fan or Fan Wiring Fault Pre Circulation Fault 54 Baxi He
10. ALL SYSTEMS The system has been flushed and cleaned in accordance with BS7593 and boiler manufacturer s instructions Yes What system cleaner was used What inhibitor was used Quantity litres CENTRAL HEATING MODE Measure and Record Gas Rate ninr OR hr Burner Operating Pressure if applicable mbar OR Gas Inlet Pressure mbar Central Heating Flow Temperature KE Central Heating Return Temperature C COMBINATION BOILERS ONLY Is the installation in a hard water area above 200ppm Yes No If yes and if required by the manufacturer has a water scale reducer been fitted Yes No What type of scale reducer has been fitted DOMESTIC HOT WATER MODE Measure and Record Gas Rate my hr OR ft hr Burner Operating Pressure at maximum rate mbar OR Gas Inlet Pressure at maximum rate mbar Cold Water Inlet Temperature C Hot Water has been checked at all outlets Yes Temperature C Water Flow Rate l min CONDENSING BOILERS ONLY The condensate drain has been installed in accordance with the manufacturer s instructions and or BS5545 BS6798 Yes If the condensate pipe terminates externally has the pipe diameter been increased and weatherproof insulation fitted Yes ALL INSTALLATIONS
11. The CO should be 8 4 0 2 10 With the boiler on minimum the Offset Adjustment Screw must be altered using a suitable hexagon key after Reduce CO Increase CO2 removing the cap Fig 109 Turning anti clockwise will at max rate at max rate D M Reduce CO Increase CO2 at min rate at min rate reduce the CO2 Clockwise will increase the CO Gas Valve Fig 109 The Calibration Function is maintained for 20 minutes unless the maximum CH temperature is exceeded The Do not turn the adjustment function can be disabled at any time by turning the right screws more than 1 8 of a turn at hand knob a time Allow the analyser reading to settle before any further 12 Check the Combustion Performance CO CO gt ratio adjustment This must be less than 0 004 If the CO is reset at minimum rate it must be rechecked at maximum rate again and adjusted if required If the CO is reset at maximum rate it must be rechecked at minimum rate and adjusted if required Baxi Heating UK Ltd 2012 5I 16 0 Electrical 16 1 Illustrated Wiring Diagram Central Heating b DHW g NTC Sensor b NTC Sensor Overheat Stat Hall Effect Sensor l 7 Water Pressure Switch Flue Sensor 987654321 10987654321 bk Control PCB m br a bk X501 7 b R oO x 2 2 3 4 5 2 3 4 5 6 7 8 9 xl xla n Q lt ie CC FT _ b r bk Flame l IIIT 5 r E rlr ly B b
12. Z A B C 2x90 Bends Baxi Heating UK Ltd 2012 8 0 Flue Options EU Horizontal Flue Systems The standard flue is suitable only for horizontal termination applications 2 All fittings should be fully engaged The approximate engagement is 40mm Apply soap solution to the seal on each fitting to aid assembly 3 Maximum permissible equivalent flue lengths are 60 100 80 125 Horizontal Concentric 10 metres 20 metres 4 Any additional in line bends in the flue system must be taken into consideration Their equivalent lengths are Concentric Pipes 135 bend 0 5 metres 93 bend 1 0 metres Twin Flue Pipe 135 bend 0 25 metres 91 5 bend 0 50 metres 4 The elbow connected to the boiler adaptor is not included in any equivalent length calculations 5 The illustrations opposite show examples of permissible flue systems NOTE Flue length is measured from point i to ii as shown IMPORTANT All flue systems must be securely supported at least once every metre Suitable pipe supports are available as accessories 21 Vertical S Flues ne CU ii IMPORTANT All flue systems must be securely supported at least once every metre Suitable pipe 120mm Min supports are available as accessories apart Im Min to 15m Max Vertical Flues Twin Pipe Total Equivalent Length A
13. see instruction 2 Flame sensing electrode and lead connections 3 Flame sensing electrode position Replace PCB Replace flame sensing electrode Flame current should be more than 0 5 u A J Overheat thermostat operated or Allow to cool Continuity faulty i e continuity across across thermostat terminals thermostat terminals more than 1 5 ohm YES Replace safety thermostat Replace PCB K Is there 230V at YES Motor 3 way valve Replace motor 3 way valve 2 PCB X3 connector terminals 5 amp 6 central heating mode Replace PCB 5 amp 7 domestic hot water mode Change pump supply cable Fan connections correct at fan YES vl Replace fi PCB X401 connector terminals 5 6 7 amp 8 Temperature sensors faulty Cold resistance approximately 10KQ 25 C CH sensor 20kQ 25 C Flue sensor resistance reduces with increase in temp YES If pump is running the heat exchanger could be Replace Neste xine obstructed Baxi Heating UK Ltd 2012 59 19 0 Notes 60 Baxi Heating UK Ltd 2012 19 0 Notes Baxi Heating UK Ltd 2012 6l GAS BOILER SYSTEM COMMISSIONING CHECKLIST This Commissioning Checklist is to be completed in full by the competent person who c
14. Section 15 1 1 to 15 1 6 5 Remove the plug from the flue sampling point insert the analyser probe and obtain the CO CO gt ratio This must be less than 0 004 6 If the combustion reading CO CO ratio is greater than this and the integrity of the complete flue system and combustion circuit seals has been verified and the inlet gas pressure and gas rate are satisfactory either e Perform the Annual Servicing Inspection Section 13 2 amp re check e Adjust the gas valve Section 15 0 amp re check e Replace the gas valve Section 14 24 amp re check Annual Servicing Inspection Ensure that the boiler is cool 2 Ensure that both the gas and electrical supplies to the boiler are isolated 3 Slacken the screws securing the facia panel Lift the outercase panel so that its securing tabs are clear of the facia Remove the panel allowing the facia to hinge down Fig 69 4 Remove the screws securing the inner door panel Lift the panel slightly to disengage it from the studs on top of the case Fig 70 5 Unscrew the sump from the bottom of the condensate trap assembly Fig 71 and remove any deposits from the sump and trap Clean as necessary and replace the sump Burner Sensing Electrode Spark Ignition Electrode A7 Electrode Position Fan Collector and Cover Assembly Electrode Leads Fig 72 Threaded Bush Fig 73 Gas Inlet Pipe Hall Effe
15. Temperature Control Fig 62 Temperature Control Selector Switch Display Central Heating Domestic Hot Water Temperature Control Temperature Control Gas Pressure Test Point Fig 62a Gas Valve Fig 66 Baxi Heating UK Ltd 2012 2 1 1 0 Commissioning Check the Operational Working Gas Inlet Pressure Ensure that all controls are calling for heat and the selector switch is in the central heating and hot water position j The current boiler temperature is shown on the display 2 It is necessary to set the boiler to Calibration Mode 3 Turn both temperature control knobs fully anticlockwise then quickly turn the DHW temperature knob 1 clockwise twice and back fully anticlockwise Fig 62 4 The display will now alternate between SF and the current boiler temperature and both green LEDs will flash Figs 63 amp 5 Turn CH temperature control knob fully clockwise As the knob is turned the display will change from 0 to 00 Fig 65 indicating maximum rate then revert to P alternating with the current boiler temperature Figs 66 amp 67 6 With the boiler operating in the maximum rate condition check that the operational working gas pressure at the inlet gas pressure test point Fig 62a is in accordance with B S 6798 amp B S 6891 7 Ensure that this inlet pressure can be obtained with all other gas appliances in the property working Measu
16. manufacture The appliance is suitable only for installation in GB and IE and should be installed in accordance with the rules in force and only used in a suitably ventilated location In GB the installation must be carried out by a Gas Safe Registered Installer It must be carried out in accordance with the relevant requirements of the Gas Safety Installation amp Use Regulations The appropriate Building Regulations either The Building Regulations The Building Regulations Scotland Building Regulations Northern Ireland The Water Fittings Regulations or Water Byelaws in Scotland The Current LEE Wiring Regulations Where no specific instructions are given reference should be made to the relevant British Standard Code of Practice In IE the installation must be carried out by a competent Person and installed in accordance with the current edition of LS 813 Domestic Gas Installations the current Building Regulations and reference should be made to the current ETC rules for electrical installation All systems must be thoroughly flushed and treated with inhibitor see section 6 2 Codes of Practice refer to the most recent version In GB the following Codes of Practice apply Standard Scope BS 6891 Gas Installation BS 5546 Installation of hot water supplies for domestic purposes BS EN 12828 Heating systems in buildings BSEN 12831 Heating systems in buildings Calculation of
17. securing it to the brass manifolds 3 Withdraw the heat exchanger upwards taking care not to damage any wires or controls Seals sas Gr A 4 There are four rubber seals between the manifolds and k heat exchanger which may need replacement Fig 94 5 Ease the seals out of the manifold Replace carefully Rubber Seal c ag S G ensuring that when the seal is inserted into the manifold it is parallel and pushed fully in 6 When fitting the new heat exchanger note that the left hand location stud is offset towards the centre more than the right hand one 7 Reassemble in reverse order EPAR Diverter Valve Motor Unit amp Assembly Fig 95 To replace the motor unit disconnect the multi pin plug l 2 Pull off the retaining clip and remove the motor unit Motor Unit 3 The motor unit can now be replaced or the valve K assembly removed Multi pin Plug T Retaining Clip 4 Drain the primary circuit and draw off any hot water once ae the isolating taps are closed A 5 Undo the nuts on the tap rail under the boiler Remove the screws securing the valve assembly to the boiler bottom panel and plate heat exchanger 6 Remove the valve assembly Examine any seals or washers replacing if necessary Transfer the DHW NTC to the new valve and reassemble in reverse order Pressure Sensor 48 Baxi Heating UK Ltd 2012 14 0 Changing Components
18. 45 from wall face NOTE The outlet must be positioned so that any Peak Uppermost Naa Z condensate plume is directed away from adjacent surfaces There must be a constant fall along the entire length of the flue system from the outlet back to the boiler 4 It is possible to reduce or increase with the addition of extensions the length of either or both the 60 100 concentric and 60 exhaust 5 Standard concentric flue extension kits may be added between the boiler elbow and the terminal assembly 6 The minimum length of the concentric flue is 100mm when 500mm Min measured from the edge of the flue elbow IMPORTANT The maximum equivalent length of concentric flue is 8 metres Additional bends may be fitted in the concentric flue but the equivalent length must be reduced by metre 93 bend or 0 5 metres 45 bend Air Inlet at Bottom 2 7 60 metre extensions including support bracket and additional 93 amp 45 elbows are available Any additional 93 amp 45 elbows must be accounted for when calculating flue lengths 00 000 Fig 25 NOTE Permitted positions of the plume outlet relative to doors windows etc are the same as for conventional concentric flues as detailed in the main Installation amp Servicing Instructions and BS5440 Pt It is NOT necessary to fit a terminal guard over the air inlet or the plume outlet
19. 450 mm Min For Servicing Primary Water Content Front 5 mm Min In Operation of Boiler unpressurised 2 5 2 8 LH Side 5 mm Min R H Side 5 mm Min In Operation Temperatures This is MINIMUM recommended dimension Greater clearance will aid installation and maintenance Weights 24 model Packaged Boiler Carton 48 6 kg Installation Lift Weight 43 6 kg 28 model Packaged Boiler Carton 49 2 kg Installation Lift Weight 44 2 kg 33 amp 40 model Packaged Boiler Carton 5lkg Installation Lift Weight 46kg Metre wg CH Flow Temp adjustable 25 C to 80 C max 5 C D H W Flow Temp adjustable 35 C to 60 C max 5 C dependent upon flow rate Pump Available Head 0 200 400 600 800 1000 1200 Flow Rate l h 5 0 Dimensions and Fixings Dimensions A 780mm At Least 5 345mm 450mm 16mm Min 85mm 207mm for 80 125mm ue systems 45mm 31mm 80mm Tube 100mm Tap Rail 2 5 mm ate Condensate l Drain l l l l l l 65 mm 65 mm 65 mm 65 mm 65 mm gt _ gt l l Heating Domestic Hot Gas Cold Water Heating Pressure Relief Flow Water Outlet Inlet Inlet Return Valve 22mm 15mm 22mm 15mm 22mm 15mm bm 4 G fta m Ka Baxi Heating UK Ltd 2012 l 12 Baxi Heating UK Ltd 2012 6 0 System Details EE Information The Potterton
20. 9 33 mode W 28 9 9 7 40 mode W 32 8 99 Heat Input CH Gross Max Min 24 mode W 22 7 7 8 28 mode W 27 4 10 33 mode W 32 10 8 40 mode W 36 4 I Heat Output CH Non Condensing Max Min 24 mode W 20 68 28 mode W 24 8 7 33 mode W 28 94 40 mode W 32 9 6 Heat Output CH Condensing Max Min 24 mode W 21 74 28 mode W 259 9 5 33 mode W 30 3 10 2 40 model W 34 4 12 1 Heat Input DHW Net Max 24 mode W 24 7 28 mode W 28 9 33 mode W 34 40 mode W 412 Heat Input DHW Gross Max 24 mode kW 274 28 mode kW 32 33 mode kW 31 7 40 mode kW 45 7 Heat Output DHW Max 24 mode W 24 28 mode W 28 33 model W 33 40 mode W 40 Max Gas Rate Natural Gas G20 After 10 mins 24 model m h 2 61 28 model m2 h 3 1 33 model mm h 3 6 40 model m h 436 SEDBUK Declaration The efficiency for all models is 91 1 This value is used in the UK Government s Standard Assessment Procedure SAP for energy rating of dwellings The test data from which it has been calculated has been certified by 0087 NOTE All data in this section are nominal values and subject to normal production tolerances 10 Baxi Heating UK Ltd 2012 Inlet Pressure Natural Gas G20 NO Class 5 mbar 20 Central Heating Primary Circuit Injector Natural Gas G20 Pressures 7 5mm 24 amp 28 12mm 33 amp 40 bar Safety Discharge 3 Elect
21. The pressure relief discharge pipe should be not less than 15mm dia run continuously downward and discharge outside the building preferably over a drain It should be routed in such a manner that no hazard occurs to occupants or causes damage to wiring or electrical components The end of the pipe should terminate facing down and towards the wall 3 The discharge must not be above a window entrance or other public access Consideration must be given to the possibility that boiling water steam could discharge from the Fig 6 q pipe Pressure Relief Valve 4 A remote relief valve kit is available to enable the boiler to Discharge Pipe be installed in cellars or similar locations below outside ground level kit no 5121379 Baxi Heating UK Ltd 2012 13 Fig 7 Other Tap Outlets Boiler Expansion Vessel Pressure Reducer 7 N Valve To Hot aps See 6 8 for instances when these items may be required 14 Baxi Heating UK Ltd 2012 6 0 System Details 68 Domestic Hot Water Circuit Fig 7 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 RI7 to R24 of the Water Regulations Guide for IE the current edition of l S 813 Domestic Gas Installations 3 The Water Regulations rec
22. 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 OOI See text of entry for installation requirements and notes b IRN 302 Byelaw 14 2 Reference to the WRc publications Water fittings and materials directory and Water supply byelaws guide give full details of byelaws and the IRNs Central Heating Circuit he appliance is suitable for fully pumped SEALED SYSTEMS EY ZH O Treatment of Water Circulating Systems All recirculatory water systems will be subject to corrosion unless an appropriate water treatment is applied This means that the efficiency of the system will deteriorate as corrosion sludge accumulates within the system risking damage to pump and valves boiler noise and circulation problems e When fitting new systems flux will be evident within the system which can lead to damage of system components s All systems must be thoroughly drained and flushed out using for example Sentinel X300 or X400 or Fernox F3 They should be used following the flushing agent manufacturer s instructions e System additives corrosion inhibitors and flushing agents descalers should comply to BS7593 requirements e g Sentinel X100 and Fernox MB 1 which should be used following the inhibitor manufacturer s instructions e Full
23. Way Valve Assembly Condensate Trap Flame Sensing Electrode Spark Electrode Primary Heat Exchanger Fan Assembly On Off Reset Selector Switch Central Heating Temperature Control wo N p a w KA Hot Water Temperature Control N Oo Venturi N Air Gas Collector N N N Combustion Box Cover amp Burner N w Igniter N A Burner On Light N ut Central Heating Mode Light N D Domestic Hot Water Mode Light N Display ME Reset 17 27 24 18 8 Baxi Heating UK Ltd 2012 Central Heating Circuit 27 3 26 25 18 CH S 22 23 21 Fig 2 Key Primary Heat Exchanger Burner ignition Electrodes Flame Sensing Electrode Gas Valve Pump Automatic Air Vent Plate Heat Exchanger Automatic By pass Flow Sensor with Filter amp Regulator 10 Pressure Relief Valve Boiler Drain Point 12 Heating Return 12 Cold Water Inlet On Off Valve and Filter 14 Gas Inlet G J Ln K KM Domestic Hot Water Circuit 27 14 X Domestic Hot Water Outlet Heating Flow Pressure Gauge Water Pressure Sensor Fan Diverter Valve Assembly Diverter Valve Motor Safety Thermostat Central Heatin
24. and completely removed after the system is pressurised 4 Depending upon the type of kit supplied either hand tighten the two previously removed blanking caps to the stop valve and double check valve or use the caps supplied in the kit 3 Wall Plate Sealing Washers Fig 43 Suggested Lifting Points S Remove Sealing Caps from under the Boiler after lifting into position shown as shaded area Pressure Relief Valve Discharge Pipe 32 Baxi Heating UK Ltd 2012 10 0 Installation Fitting The Boiler 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 where used Ease the boiler forwards and remove the sealing caps from the boiler connections NOTE A small amount of water may drain from the boiler once the caps are removed 3 Insert the sealing washers between the valves and pipes on the wall plate and the boiler connections 4 Tighten all the connections Fitting the Pressure Relief Discharge Pipe Fig 44 Remove the discharge pipe from the kit 2 Determine the routing of the discharge pipe in the vicinity of the boiler Make up as much of the pipework as is practical including the d
25. 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 levers downwards to release each wire after noting their position 3 A standard replacement Grundfos 5 60 head can now be fitted Connect the pump wiring to the new head The pump speed must be set to 3 Fig 88 4 Reassemble in reverse order RARE Pump Complete Fig 88 Drain the boiler primary circuit 2 Undo the two screws securing the body to the pipe and manifold and draw the pump forwards 3 Undo the screw on the pump wiring cover and remove the cover Using a suitable flat bladed screw driver press the cable securing levers downwards to release each wire after noting their position 4 Unscrew the automatic air vent from the pump body 5 Connect the wiring to the new pump Examine the O ring seals on the return pipe and manifold replacing if necessary 6 Fit the air vent to the pump body and reassemble in reverse order EALE Automatic Air Vent Fig 89 Drain the boiler primary circuit and unscrew the automatic air vent from the pump body 2 Examine the O ring seal replacing if necessary and fit it to the new automatic air vent 3 Reassemble in reverse order 14 0 Changing Components Gauge Retaining ERA Pressure Gauge Figs 90 amp 91 Bracket T g e f amp PL Pressure Gauge D
26. at ignition electrodes for up to 5 seconds and for 3 Error 33 flashing attempts 3 way valve is open to Central Heating circuit Burner does not stay alights YES Error 33 flashing after 5 seconds Go to section I Check the Central Heating NTC sensor Burner lights Go to section E Burner output modulates to Error 130 flashing maintain the temperature set YES Baxi Heating UK Ltd 2012 Go to section M YES YES Pump continues to run for 3 o S eb Fan stops after 10 seconds lie minutes peration he room thermostat open cates 18 0 Fault Finding Domestic Hot Water Follow operational sequence Turn selector switch to We NO Go to section The display illuminates YES Error 10 flashing YES Turn the selector switch to YES If the error 10 is still flashing Error 33 flashing NO Turn Domestic Hot Water YES thermostat to Maximum Open DHW tap fully Is mains water filter and DHW Hall Effect sensor NO DHW flow rate more than2 YES assembly clean operated red neon on the Veni Is the magnetic detector free sensor illuminated to move in the Hall Effect 3 way valve is open to NO a ae Got K Domestic Hot Water circuit NS S Error 125 Gena YES Fann oho section DF Go to section D YES Error 160 flashing Fan runs at correct speed Are Go to section L YES Spark at ignition electrodes for up to 5 seconds and for 3 Error 133 flashing
27. best comfort and guard against water at too high a temperature Existing controls may not be suitable refer to the shower valve manufacturer EE Hard Water Areas If the area of the installation is recognised as a HARD WATER AREA then a suitable device should be fitted to treat the mains water supply to the boiler Contact your Water Distribution Company for advice on suitable devices 7 0 Site Requirements Location 5mm Min 450mm 200mm Min The boiler may be fitted to any suitable wall with the flue 300mm Min if passing through an outside wall or roof and discharging to using 80 125mm atmosphere in a position permitting satisfactory removal of flueing system combustion products and providing an adequate air supply y The boiler should be fitted within the building unless otherwise protected by a suitable enclosure i e garage or outhouse The boiler may be fitted inside a cupboard see Section 7 3 2 If the boiler is sited in an unheated enclosure then it is recommended to leave the ON OFF Selector Switch in the domestic hot water and central heating position to give frost protection 780mm 3 If the boiler is fitted in a room containing a bath or shower reference must be made to the relevant requirements In GB this is the current LEE Wiring Regulations and Building Regulations In IE reference should be made to the current edition of l S 813 Domestic Gas Installations and the current
28. boiler emperature has not changed by 1 ii If within 10 minutes of the burner lighting the boiler emperature twice exceeds the selected temperature by 30 n these instances poor primary circulation is indicated 3 By turning the selector switch to the Reset position for a minimum of 5 seconds when EI 10 E130 amp E133 are displayed it is possible to relight the boiler 4 If this does not have any effect or the codes are displayed regularly further investigation is required 18 0 Fault Finding Refer to Section 6 0 Illustrated Wiring Diagram for position of terminals and components Central Heating Follow operational sequence Go to section A Turn selector switch to The display illuminates Error 10 flashing Error 30 flashing Error 33 flashing NO NO Turn the selector switch to If the error 10 is still flashing reset position for 5 seconds Go to section Go to section E Go to section C Ensure controls are set to demand and verify the contacts are closed Turn Central Heating Ensure all controls and thermostat to Maximum integral clock if fitted are Pump runs calling for heat YES Ensure that primary Error 125 or 193 flashing D circulation is OK amp that there is no blockage NO NO wad sese YES F Error 160 flashing SONS Go to section D YES Error 160 flashing Fan runs at correct speed ers Go to section L YES Spark
29. is correctly located to suit required roof pitch either 25 to 38 or 37 to 50 From inside the roof adjust the flue to a vertical position and secure to the roof structure with the clamp supplied 2 For flat roof installations the aluminium flashing must be incorporated into the roof covering and the appropriate aperture made in the roof decking The vertical flue is lowered onto the flashing making sure the collar of the flue locates securely with the flashing A mastic seal may be necessary From inside the roof adjust the flue to a vertical position and secure to the roof structure with the clamp supplied Flue Dimensions The standard horizontal flue kit allows for flue lengths between 100mm and 685mm from elbow to terminal Fig 19 The maximum permissible equivalent flue length is 10 metres 60 100 system 20 metres 80 125 system Flue Trim The rubber flue trim supplied may be fitted to either the outside wall or on the inner wall of installation EM Terminal Guard Fig 21 When codes of practice dictate the use of terminal guards they can be obtained from most Plumbers and Builders Merchants 2 There must be a clearance of at least 50mm between any part of the terminal and the guard 3 When ordering a terminal guard quote the appliance name and model number 4 The flue terminal guard should be positioned centrally over the terminal and fixed as illustr
30. light automatically and the temperature of the domestic hot water is controlled by the temperature sensor 4 When the domestic hot water demand ceases the burner will extinguish and the diverter valve will remain in the domestic hot water mode unless there is a demand for central heating IMPORTANT When the selector switch is in the 0 Off position the electrical supply to the boiler is isolated The boiler will not operate and the integral timer will require resetting once the selector switch is set to either Position i or Position ii Frost Protection Mode The frost protection mode is integral to the appliance and functions only with the selector switch see Section 2 1 in the domestic hot water and central heating position If the system temperature falls below 5 C then the boiler will fire on its minimum setting until a flow temperature of 30 C is reached Further protection can be incorporated by using a system frost thermostat Pump Protection With the selector switch see Section 2 1 in either the central heating or central heating and domestic hot water position the pump will automatically operate for minute in every 24 hours to prevent sticking 4 0 Technical Data Titanium 24 28 33 amp 40 Appliance Type Ci C33 Cs3 Appliance Category CAT LH Heat Input CH Net Max Min 24 mode W 20 5 7 28 mode W 24 7
31. not be less than 300mm in displacement kit accordance with the diagram below e The terminal position must ensure the safe and z 300 min THe nuisance free dispersal of combustion products erminal ea Assembly d IMPORTANT If fitting a Plume Plume 1 1 1 1 T 1 J i Displacement Kit must be a minimum of 50mm from I 1 1 1 1 1 1 1 1 1 1 Displacement Flue Kit the air inlet any opening windows or doors see Section 9 0 Top View Rear Flue Fig 17 Property Boundary Line RIK Dis Air Inlet h 3 Opening Window or Door 150mm Fig 18a Likely flue positions requiring Fig 18 a flue terminal guard 20 Baxi Heating UK Ltd 2012 Horizontal Plume Displacement Kit 60 100 IM Extensions 45 amp 93 bends are also available see Section 9 0 NOTE Horizontal flue pipes should always be installed with a fall of at least 1 5 from the terminal to allow condensate to run back to the boiler This bend is equivalent to This bend is equivalent to metre Total equivalent length
32. recommendations are given in the L From an opening in carport e g door window current edition of 15 813 Domestic Gas Installations into the dwelling 200 M Vertically from a terminal on the same wall 500 2 If the terminal discharges onto a pathway or passageway Horizontally from a terminal on the same wall 300 B ree ten G check that combustion products will not cause a nuisance and rema jacent wae ag vertica Pi ve that the terminal will not obstruct the passageway S From an adjacent opening window vertical only 000 T Adjacent to windows or openings on pitched and flat roofs 600 2 U Below windows or openings on pitched roofs 2000 3 If a terminal is less than 2 metres above a balcony above 7 a ground or above a flat roof to which people have access then In addition the terminal should be no nearer than 150 mm to an opening in the abi 2 i p a suitable terminal guard must be provided building fabric formed for the purpose of accommodating a built in element such as P 6 4 Reduction to the boundary is possible down to 25mm but 2 Only ONE 25mm clearance is allowed per installation If one of the dimensions the flue deflector kit part no 511 1068 must be fitted D E F G or H is 25mm then the remainder MUST be as shown in brackets in accordance with B S 5440 1 IMPORTANT NOTE The distance from a fanned draught appliance terminal Under car ports we recommend the use of the plume installed parallel to a boundary may
33. the terminal and air duct Fig 45 2 Locate the flue elbow on the adaptor at the top of the boiler Set the elbow to the required orientation Fig 47 NOTE The flue elbow is angled at 93 degrees to ensure a fall back to the boiler 3 Measure the distance from the outside wall face to the elbow This dimension will be known as X Fig 48 4 To dimension X add 50mm This dimension to be known as T IMPORTANT Check all dimensions before cutting 5 Mark dimension Y on the flue as shown Fig 49 Carefully cut the waste material from the flue ensuring that the ducts are square and free from burrs 33 Apply Lubricant for ease of assembly Ensure Flue is fully engaged into Flue Elbow IZ Ur Cut End ape Apply Lubricant for ease of assembly Ensure Extension is fully engaged into Boiler Adaptor 34 Baxi Heating UK Ltd 2012 Inner Flue Support Bracket Fig 51 Extension Fig 53 Adaptor Fig 54 10 0 Installation 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 and air ducts and ease assembly Fig 50 8 Insert the flue through the hole in the wall Fit t
34. the Hall Effect sensor Undo the restricter from the inlet return manifold Fig 75 8 Rinse the filter thoroughly in clean water and reassemble in reverse order 9 Turn the selector switch fully anticlockwise against the spring pressure to the reset position and hold for 5 seconds to reset the boiler 20 Complete the relevant Service Interval Record section of the Benchmark Commissioning Checklist at the rear of this publication and then hand it back to the user 41 Re An 3 re Igniter Igniter Feed Plug Electrode Leads Fig 76 Spark Electrode Electrod Leads E Sensing Electrode Fig 77 42 Baxi Heating UK Ltd 2012 14 0 Changing Components 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 tum the selector switch fully anticlockwise against the spring pressure to the reset position and hold for 5 seconds to reset the boiler before recommissioning See Section 13 1 Annual Servicing for removal of case panel door etc Igniter Fig 76 Disconnect the igniter feed plug and the electrode leads noting their positions 2 Undo the screw securing the bracket to the boiler 3 Remove the igniter and transfer the bracket to the new component 4 Reassemble in reverse order
35. 2 metres of concentric flue and 4 metres of 60M exhaust were required the values could be applied to the graph as shown in Example 2 As the point of intersection of the dotted lines is below the solid diagonal line the combination of lengths is shown to be acceptable Example 3 Flue Lengths OK In the example shown in Fig 4 assume that the concentric part of the flue needs to be 2 3 metres long Find the position of 2 3 on the horizontal axis of the graph and then project upwards to the solid diagonal line This is represented by the vertical thick dotted line Where this dotted line intersects with the solid diagonal line on the graph project across to the vertical axis As can be seen this corresponds W ith 6 metres Therefore the total equivalent length of the 60 exhaust can be up to 6 metres Any bend equivalences must be accounted for i e 93 bends are equal to metre each 45 bend to 0 5 metres Flue Length Worked Example Potterton Titanium 33 In Fig 27 opposite an additional 93 bend and pair of 45 elbows have been included in the 604 exhaust Also 3 straight extension pieces have been used To calculate total length Length of 60 supplied in kit metre 3 x metre Extensions 3 metres x 93 Elbow metre 2 x 45 Elbow metre 0 5 metres each Total 60 6 metres After consulting the table in Example 3 it can be determined that the concentric flue could be up
36. B C 1x90 Bend All vertical and angled runs must be included measured from the boiler adaptor point X to the joint with the flue terminal point Y One 91 5 bend or two 135 bends can be included without reduction of the flue length m If further elbows are required the flue length must be reduced by the following amounts UD gt metre for each 91 5 bend 0 5 metre for each 135 bend oS This bend is equivalent to metre 22 Baxi Heating UK Ltd 2012 600mm Min apart 8 0 Flue Options Twin amp Vertical Flue Systems Maximum permissible equivalent flue lengths are 60 100 80 125 Vertical Concentric 10 metres 20 metres Vertical Twin Pipe 15 metres 2 Any additional in line bends in the flue system must be taken into consideration Their equivalent lengths are Concentric Pipes 35 bend 0 5 metres 93 bend 1 0 metres Twin Flue Pipe 35 bend 0 25 metres 91 5 bend 0 50 metres The elbow supplied with the standard horizontal telescopic flue kit is not included in any equivalent length calculations NOTE Flue length is measured from point i to ii as shown Mini Terminal on Air Duct sited in loft The total equivalent length for this example is 6 5 metres Sub total Equivalent N of fittings pipes Length Value Im extension 135 bend 91 5 bend Sub total
37. Baxi Heating UK Ltd 2012 23 24 Baxi Heating UK Ltd 2012 Air Duct Connection Flue Duct Connection Boiler Adaptor 8 0 Flue Options Twin Flue Duct Adaptor The kit allows connection of a twin flue system to the boiler adaptor Twin Flue Connection 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 amp flue ducts are connected correctly and that they are adequately supported at least once every metre using the available pipe supports 3 Ensure that all joints and elbows are fully engaged and cannot become disconnected during operation amount off the Cut the same Air Duct amp Flue Duct Approx 1425mm Baxi Heating UK Ltd 2012 8 0 Flue Options 86 For Roof Terminals 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 suitable for the lower tube of the roof terminal and ensure the integrity of the roof cover is maintained The adjustable plastic collar can either be positioned on the lead tile or the lower tube of the roof terminal prior to the final positioning of the vertical flue through the tile Check the collar
38. EN TO THE POSSIBILITY OF THE PIPEWORK BEING SUBJECT TO FREEZING CONDITIONS AND APPROPRIATE MEASURES TAKEN TO PREVENT BLOCKAGE CORRECT INSTALLATION IN ACCORDANCE WITH THIS SECTION WILL CONSIDERABLY MINIMISE THE LIKELIHOOD OF BLOCKAGE AND SUBSEQUENT BOILER LOCK OUT A CONDENSATE DISCHARGE PUMP AND PIPE TRACE HEATING ARE AVAILABLE AS ACCESSORIES see paragraphs 7 7 12 to 7 715 for further details The condensate discharge pipe MUST NOT RISE at any point along its length There MUST be a fall of AT LEAST 2 5 50mm per metre along the entire run EXCEPT when employing a suitable condensate pump in basement and cellar or similar applications The boiler condensate trap incorporates a seal of 75mm therefore it is unnecessary to install an air break and trap in the discharge pipework The condensate outlet will accept 21 5mm Cin plastic overflow pipe It is strongly recommended that this discharges internally into the household drainage system Where this is not possible discharge into an outside drain is permissible providing every possible precaution is taken to prevent freezing 2 Ensure the discharge of condensate complies with any national or local regulations in force BS 6798 amp Part HI of the Building Regulations give further detailed guidance 3 The discharge pipe should be run in a proprietary drain pipe material e g PVC PVC U ABS PVC C or PP 4 Metal pipework is NOT suitable for use in condensate di
39. ETCI rules 4 If the boiler is to be fitted into a building of timber frame Y construction then reference must be made to the current edition of Institute of Gas Engineers Publication IGE UP 7 150mm Min Gas Installations in Timber Framed Housing Fig 8 Vv This is the MINIMUM recommended dimension Greater clearance will aid installation and maintenance 1 Least 1 5 Clearances Figs 8 amp 9 A flat vertical area is required for the installation of the boiler 2 These dimensions include the necessary clearances around the boiler for case removal spanner access and air movement Additional clearances may be required for the passage of pipes around local obstructions such as joists running parallel to the front face of the boiler ge oT Min For Ress Purposes Sm Min In 1n Fig 9 Baxi Heating UK Ltd 2012 I5 7 0 Site Requirement Ventilation of Compartments Gas Service Cock 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 Gas Supply The gas installation should be in accordance with the relevant standards In GB this is BS 6891 In IE this is the current edition of l S 813 Domestic Gas Installations 2 The connection to the appliance is a 22mm copper tail loca
40. Installations and the current ETCI se rules Fig B In GB Only 16 Baxi Heating UK Ltd 2012 Examples are shown of the following methods of termination i to an internal soil amp vent pipe ii via an internal discharge branch e g sink waste downstream of the trap iii to a drain or gully iv to a purpose made soakaway v pumped into an internal discharge branch e g sink waste downstream of the trap vi pumped into an external soil amp vent pipe vil to a drain or gully with extended external run amp trace heating It is strongly recommended to discharge internally into the household drainage system If connecting to a rain water drain that drain MUST discharge into a foul drain 21 5mm 32mm Insulation i Termination to an internal soil and vent pipe AAA 450mm min A 450mm is applicable to properties up to 3 storeys For multi storey building installations consult BS 6798 ii External termination via internal discharge branch e g sink waste downstream Pipe must terminate above water level but below surrounding surface Cut end at 45 r YK is NOT RECOMMENDED to connect upstream of the sink or other waste water receptacle Baxi Heating UK Ltd 2012 7 0 Site Requirements Condensate Drain FAILURE TO INSTALL THE CONDENSATE DISCHARGE PIPEWORK CORRECTLY WILL AFFECT THE RELIABLE OPERATION OF THE BOILER CAREFUL CONSIDERATION MUST BE GIV
41. Stat 230V External Clock NOTE The 230V switched signal for external controls Frost Stat Room Stat Timer must always be taken from terminal 2 at the boiler Live Neutral and Earth to power these controls must be taken from the Fused Spur Baxi Heating UK Ltd 2012 10 0 Installation 108 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 50Hz supply NOTE Both the Live and Neutral connections are fused To connect an external control proceed as follows Slacken the facia panel securing screws and lift the outercase panel so that its securing tabs are clear of the facia Remove the panel 2 Completely undo the screws securing the facia panel and hinge it down Fig 55 3 Undo the terminal block cover securing screw and remove the cover Fig 55 4 Slacken the unused cable clamp on the LH side of the boiler chassis Fig 56 Insert the external control wiring through the clamp and route it to the 5 Refer to the instructions supplied wi IMPORTANT The room thermosta erminal block h the control MUST be suitable for 230V switching NOTE An external frost thermostat cannot be used in conjunction with the integral timer The integral timer can be replaced with the blanking plate supplied in the installation kit and wiring connected as in Fig 57 6 Remove the link betw
42. You can rely on POTTESJON Installation amp Service Instructions TITANIUM Condensing Combination Boiler These instructions include the Benchmark Commissioning Checklist and should be left with the user for safe keeping Baxi Heating UK Ltd 2012 Natural Gas Potterton Titanium 24 G C N 47 393 39 Potterton Titanium 28 G C N 47 393 40 Potterton Titanium 33 G C N 47 393 4 Potterton Titanium 40 G C N 47 393 42 The Benchmark Scheme Benchmark places responsibilities on both manufacturers and installers The purpose is to ensure that customers are provided with the correct equipment for heir needs that it is installed commissioned and serviced in accordance with the manufacturer s instructions by competent persons and that it meets the requirements of the appropriate Building Regulations The Benchmark Checklist can be used to demonstrate compliance with Building Regulations and should be provided to the customer for future reference nstallers are required to carry out installation commissioning and servicing work in accordance with the Benchmark Code of Practice which is available from the Heating and Hotwater Industry Council who manage and promote the Scheme Visit www centralheating co uk for more information Baxi Heating UK Ltd 2012 All rights reserved No part of this publication may be reproduced or transmitted in any form or by any means or stored in any retrieval system of any nature i
43. ammed or faulty winding Replace fan terminals 5 amp 7 Replace PCB Baxi Heating UK Ltd 2012 57 18 0 Fault Finding E20 or E50 Temperature sensors faulty Cold resistance approximately 10kKQ 25 C DHW and CH sensors 20kQ 25 C Flue sensor resistance reduces with increase in temp Replace sensor or PCB E28 E28 Incorrect PCB fitted Check and correct the connection of the tube between the venturi and gas valve Ensure gas is on and purged PCB X3 connector is 230V AC across terminals amp 2 NO Replace PCB Replace gas valve Ensure that the Hall Effect Sensor is in position YES Check the voltage between red wire and blue Check the connection between the PCB X400 wire is more than 5V DC S Replace PCB Replace Hall connector terminals 3 6 7 and the electronic sensor Effect Sensor H Check and correct if necessary Voltage at PCB X2 connector is at least 100V DC across terminals 2 amp 5 Note from multimeter connect common to 2 amp volts to 5 Check wiring Ignition electrode and lead 2 Electrode connection 3 Spark gap and position Burner Sensing Electrode Spark Ignition lt Electrode Electrode Position 58 Baxi Heating UK Ltd 2012 18 0 Fault Finding Check supply pressure at the gas valve Minimum 17 mbar 2 Check and correct if necessary The mechanical set of the gas valve CO2 values
44. ant operation timed operation or central heating off Move the switch button by sliding to the desired position Three position switch Fig 7 la I Constant Top position The heating will be on constantly irrespective of the position of the tappets The heating will be controlled by the main thermostat on the appliance and or any external controls Oo Timed Central position The heating will operate according to the position of the tappets and be controlled as above 0 Off Bottom position No central heating Domestic hot water will operate on demand To set the time of day Turn the timer outer bezel clockwise to align the pointer with the correct time to the nearest 15 minutes ensuring that A M P M is considered Do not at any time attempt to turn the bezel anti clockwise To set the timed heating program Decide which times of the day the central heating is required The heating will operate when the white tappets are set to the outer edge of the bezel To ensure the heating stays OFF set the required tappets inwards towards the centre of the bezel Each tappet represents 5 minutes For example If the heating is not required between 10 AM and AM the four tappets anticlockwise from the 10 AM will be set inwards Fig 7 1b 12 0 Completion Completion Case Front Panel l l s Instruct the user in the operation of the boiler and E system explaining the operational sequence
45. ase point into the collector Fig 84 4 Examine the seals and burner gasket replace if necessary Gas Inlet 5 Reassemble in reverse order ensuring that the injector is in place A EM Injector Fig 78 Injector Remove the collector and fan assembly as described in section 4 3 Collector Fig 78 2 Extract and replace the injector and reassemble in reverse order Fig 80 When fitting the venturi ensure that the arrow is pointing forward Baxi Heating UK Ltd 2012 43 Cover Burner Gasket Extension Piece On 28 models only Rear Insulation Spark Electrode Collector Electrode Sensing Leads Electrode 44 Baxi Heating UK Ltd 2012 Heat Exchanger Cover Insulation Fig 82 Venturi Venturi 14 0 Changing Components Burner Fig 81 Undo the screws securing the collector to the cover and venturi On 28 models there is an extension piece fitted to the cover remove this also 2 Withdraw the burner from the cover and replace with the new one 3 Examine the gasket replacing if necessary 4 Reassemble in reverse order Insulation Fig 82 Remove the electrode leads noting their positions Also remove the electrodes as described in section 14 2 2 Undo the screws securing the collector to the venturi and the nuts holding the cover to the heat exchanger Draw the collector and cover assembly away 3 Rem
46. ated EM Flue Deflector Fig 20 If required a flue deflector is available from your Potterton stockist 2 Push the flue deflector over the terminal end and rotate to the optimum angle for deflecting plume Secure the deflector to the terminal with screws provided 25 93 Elbow Plume Outlet Assembly 9 0 Plume Displacement 60S Support ES Plume Displacement Kit Fig 23 O Ring ass O Bracket E Kit No 5118638 j 7 Content of kit g 0 9m 60 100 Concentric Flue 60 Exhaust Im 60 Dia Exhaust Flue Pipe Le Flue Pipe hasia 2 60 Dia Support Brackets 602 Support 93 Elbow Plume Outlet Assembly Bracket Flexible Flue Trim an 3 O Rings SZ Jubilee Clip R i Flexible Flue STE T Trim Adaptor saa C 7 This kit is recommended for installations where the F Jubilee Clip condensate plume emitted from the flue may cause a nuisance O Ring su gt A or affect the surroundings 2 The terminal must be positioned outside the building with the air inlet facing downward and outlet connection upwards 3 The plume outlet must always be at least 45 to the wall with the peak uppermost to prevent rain entry Figs 24 amp 60 1000 25 and be at least 2 metres above ground level It must be Concentric Flue Fig 23 LL secured as shown in Fig 19 The plume outlet must also be at il j least 500mm from the air inlet in any direction Fig 25 Outlet must be at least
47. ating UK Ltd 2012 18 0 Fault Finding ES Initial Fault Finding Checks Check that gas water and electrical supplies are available at the boiler 2 Electrical supply 230V 50 Hz 3 CH water system pressurised to 0 5 bar minimum when the boiler is cold 4 The preferred minimum gas pressure is 20 mbar 5 Carry out electrical system checks i e Earth Continuity Resistance to Earth Short Circuit and Polarity with a suitable meter NOTE These checks must be repeated after any servicing or fault finding 6 Ensure all external controls are calling for heat and check all external and internal fuses Before any servicing or replacement of parts ensure the gas and electrical supplies are isolated 18 2 Error Codes If a fault occurs on the boiler an error code may be shown by the facia display 2 The codes are either two or three digit preceded by the etter E For example code E133 will be displayed by El alternating with 33 E50 is shown as E then 50 E20 E28 amp E50 indicate faulty or incorrect components EI 10 shows overheat of the primary water and E130 overheat of the flue system E119 is displayed when the primary water pressure is less han 0 5 bar 33 indicates that the gas supply has been interrupted ignition has failed or the flame has not been detected E125 is displayed in either of two situations i If within 15 seconds of the burner lighting the
48. ating UK Ltd 2012 5 CONTENTS Section Page 1 0 Introduction 7 2 0 General Layout 8 Wi 3 0 Appliance Operation 9 4 0 Technical Data 0 5 0 Dimensions and Fixings 6 0 System Details 2 7 0 Site Requirements 5 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 Components 42 15 0 Setting the Gas Valve 51 16 0 Electrical 52 17 0 Short Parts List 53 18 0 Fault Finding 54 19 0 Pages for Notes 60 Benchmark Checklist 62 Baxi Heating UK Ltd 2012 Control Box Facia Door Fig Baxi Heating UK Ltd 2012 Case Front Panel Data Badge Information Label 1 0 Introduction EE Description 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 Condensing 28 models 28 kW D 25 9 KW CH Condensing 33 models 33 kW D 30 3 KW CH Condensing 40 models 40 kW D 34 4 kW CH Condensing 3 It is designed for use on Natural Gas G20 4 The boiler is suitable for use only on fully pumped seal
49. attempts Burner lights Burner does not stay alights YES Error 133 flashing after 5 seconds Go to section YES Red NO Clean DHW NTC Burner output modulates to educe DHW flow rate ean sensor maintain the temperature set Burner modulates and DHW heat exchanger YES NO Error 130 flashing Go to section M Close DHW tap YES DHW flow sensor senses no YES MES YES O i peration sequence 56 Baxi Heating UK Ltd 2012 reset position for 5 seconds Go to section J sensor Go to section H 22 Turn the selector switch to the reset position for 5 seconds 18 0 Fault Finding Fault Finding Solutions Sections A Is there 230V at Main terminals L and N ES 2 NO NO SS Check electrical supply Replace fuse Check wiring Display illuminated Replace PCB PCB XI connector terminals 2 B Is there 230V at l uS If pump jammed release se Replace pump PCB X3 connector terminals 3 amp 4 NO Replace PCB YES Change pump supply cable Re pressurise system CH system pressure less than 0 5 bar Check connection water pressure switch terminal YES T Replace water COM NO and PCB connector m pressure switch X400 terminals 3 4 2 ic ai NO K Check the tap of the automatic air Open the automatic air vent vent is opened D l Fan connections correct at fan PCB YES X2 connector is 230V AC across Fan j
50. 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 shown in Fig 34 17 To do this first slacken the two screws retaining the plume outlet to the elbow and remove the outlet Fig 35 The elbow can now be used to connect the vertical to horizontal 60 exhaust Fig 34 Retighten the screws in the elbow 18 The outlet can now be fitted into the female end of an 60 extension piece It must be secured using two of the screws supplied in the bag with the Jubilee clip 19 Mark the female end of the extension at 30mm as shown in two positions directly opposite each other Fig 36 20 Using a suitable bit e g 2mm drill through the extension and outlet Secure using two of the screws supplied 21 The remaining screw must be used to secure the Fig 36 adaptor to the concentric terminal 22 When the plume outlet is positioned under a balcony or other projection Fig 37 it must protrude at least 200mm Min 200mm it is not necessary to extend it further than this 23 When under balconies or projections it is permissible to rotate the concentric flue length up to 70 clockwise or anti clockwise Fig 38 if there is insufficient space to connect vertically 24 This will allow the connection of the exhaust to the outlet spigot 25 All other minimum amp maximum dimension
51. ct Sensor Blanking Cold Water K Cap Inlet Tap la c in EN sss anana fs EN Filter essences t Fig 75 L L e FS Baxi Heating UK Ltd 2012 13 0 Servicing L 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 he fan electrical plugs 8 Undo the four nuts retaining the combustion box cover o the heat exchanger 9 Carefully draw the fan collector and cover assembly forward being careful to retain the injector in the venturi Figs 72 amp 73 0 Clean any debris from the heat exchanger and check hat the gaps between the tubes are clear Inspect the burner electrodes and insulation cleaning or replacing if necessary Clean any dirt or dust from the air box 12 Reassemble in reverse order NOTE The sensing pipe must be reconnected to the fan not the venturi DHW Filter Fig 75 3 If the flow of domestic hot water is diminished it may be necessary to clean the filter 4 Initially check the cold water inlet tap filter 5 Turn the tap off and draw off from a hot tap Undo the blanking cap and remove the threaded bush Fig 74 6 Extract the filter and rinse thoroughly in clean water Reassemble and check the flow If required clean the restricter filter as described below 7 Pull off
52. d section of the Benchmark Commissioning Checklist at the rear of this publication IMPORTANT During routine servicing and after any maintenance or change of part of the combustion circuit the following must be checked e The integrity of the complete flue system and the flue seals e The integrity of the boiler combustion circuit and relevant seals as described in Section 3 2 gt The operational gas inlet pressure as described in Section 1 2 1 to 1 2 7 and the gas rate as described in 1 2 8 e The combustion performance as described in Check the Combustion Performance 13 1 4 to 13 1 6 below 3 Competence to carry out Checking Combustion Performance B S 6798 Specification for Installation amp Maintenance of Gas Fired Boilers not exceeding 70kWV advises that The person carrying out a combustion measurement should have been assessed as competent in the use of a flue gas analyser and the interpretation of the results The flue gas analyser used should be one meeting the requirements of BS7927 or BS EN50379 3 and be calibrated in accordance with the analyser manufacturers requirements Competence can be demonstrated by satisfactory completion of the CPAI ACS assessment which covers the use of electronic portable combustion gas analysers in accordance with BS 7967 Parts to 4 Check the Combustion Performance CO CO ratio 4 Set the boiler to operate at maximum rate as described in
53. dle or lift unless you feel physically able Wear appropriate Personal Protection Equipment e g protective gloves safety footwear etc Preparation Co ordinate movements know where and when you are both going Minimise the number of times needed to move the boiler plan ahead Always ensure when handling or lifting the route is clear and unobstructed If possible avoid steps wet or slippery surfaces unlit areas etc and take special care on ladders into lofts Technique When handling or lifting always use safe techniques keep your back straight bend your knees Don t twist move your feet avoid bending forwards and sideways and keep the load as close to your body as possible Where possible transport the boiler using a sack truck or other suitable trolley Always grip the boiler firmly and before lifting feel where the weight is concentrated to establish the centre of gravity repositioning yourself as necessary See the Installation section of these instructions for recommended lift points Remember The circumstances of each installation are different Always asses the risks associated with handling and lifting according to the individual conditions If at any time when installing the boiler you feel that you may have injured yourself STOP DO NOT work through the pain you may cause further injury IF INANY DOUBT DO NOT HANDLE OR LIFT THE BOILER OBTAIN ADVICE OR ASSISTANCE BEFORE PROCEEDING Baxi He
54. ed heating systems Priority is given to domestic hot water 5 The boiler data badge gives details of the model serial number and Gas Council number and is situated on the inner door panel or the control box It is visible when the case front panel is removed Fig 1 6 The boiler model name and serial number are also shown on the information label on the back of the facia door This is for user reference 7 The boiler is intended to be installed in residential commercial light industrial EM C environments on a governed meter supply only 8 The boiler must be installed with one of the purpose designed flues such as the standard horizontal flue kit part no 5118489 9 All systems must be thoroughly flushed and treated with inhibitor see section 6 2 Important If the boiler is installed at a high point in the system it is strongly recommended that Automatic Air Vent Kit 720004701 is fitted Contents of Pack Boiler Unit with integral timer 2 Wall Plate inc taps 3 Set of Pipes inc nuts 4 Template amp Quick Fit Guide 5 Literature Pack 6 Filling Loop 2 0 General Layout Layout Expansion Vessel Automatic Air Vent DHW Plate Heat Exchanger Automatic Bypass Circulation Pump Drain Off Point Pressure Relief Valve Integral Timer Position Central Heating System Pressure Gauge PCB won fc a ew oN C Control Box 3
55. een terminals amp 2 The 230V supply at terminal 2 must be connected to the thermostat The switched output from the thermostat must be connected to terminal Fig 57 If the room thermostat being used incorporates an anticipator it MUST be wired as shown in Fig 57 7 Ensure that the external control input cable s have sufficient slack to allow the control box to drop down Tighten the cable clamp on the boiler chassis 8 Replace the terminal block cover routing the external control input cable s through the second cut out 109 Preliminary Electrical Checks Prior to commissioning the boiler preliminary electrical system checks should be carried out 2 These should be performed using a suitable meter and include checks for Earth Continuity Resistance to Earth Short Circuit and Polarity 35 E Pump Automatic Air Vent Fig 59 Selector Switch Fig 60 l Pressure Gauge Display Central Heating Domestic Hot Water Temperature Control Temperature Control Fig 6l 36 Baxi Heating UK Ltd 2012 11 0 Commissioning YI Commissioning the Boiler Reference should be made to BS EN 12828 amp 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 hot water taps
56. erature is shown on the display 3 Turn both control knobs fully anticlockwise then quickly 4 The display will now alternate between SF and the current boiler temperature and both green LEDs will flash Figs 103 amp 104 5 Turn the left hand knob fully clockwise As the knob is turned the display will change indicating the fan speed 6 The display will show 00 indicating maximum rate then revert to P alternating with the current boiler temperature Figs 105 106 amp 107 7 Remove the plug from the flue sampling test point Insert the analyser probe and allow sufficient time for the reading to settle Fig 108 The CO should be 8 7 0 2 Fig 105 Fig 106 Fig 107 Flue Adaptor Test Point 8 It is possible to alter the CO by adjustment of the gas Pl valve Remove the plastic cover from the Throttle ug Adjustment Screw At maximum rate the Throttle Adjustment Screw should be turned using a suitable Analyser Probe hexagon key until the correct reading is obtained Fig 109 Turning clockwise will reduce the CO Anticlockwise will increase the CO 9 The CO must then be checked at minimum rate Turn Offset Adjustment Screw the left hand knob fully anti clockwise As the knob is turned cap fitted Throttle the display will change indicating the fan speed When the Adjustment Screw display reads U the boiler runs at minimum rate cover removed
57. fall back to the boiler at an angle of at least 5 and that he external air inlet is to the bottom 8 Use suitable brackets to support the concentric assembly and any extensions and make good inside and outside 9 The 60 exhaust can now be fitted Slide the adaptor over the plain end of the 60 exhaust Fig 31 and engage the exhaust in the terminal Slide the adaptor down over the spigot Mark and drill the adaptor using a 2mm bit as shown in Fig 30 Secure the adaptor to the spigot using one of the screws supplied 10 If it is necessary to shorten the 60 exhaust or any of the extensions the excess material must be cut from the plain end of the pipe Determine the position of the 600 exhaust and mark on the wall a suitable position for the support bracket If extensions are being used a support bracket is supplied in each kit 12 Drill the wall and fit the bracket s using the plug and screw provided 13 Mark and drill the 60 exhaust using a 2mm bit as shown in Fig 32 Complete the installation of the 600 exhaust securing in the brackets 14 Fit the 93 elbow plume outlet and secure with the two remaining screws supplied Ensure the plume outlet is at least 45 to the wall and that the peak is uppermost Fig 33 9 0 Plume Displacement General Fitting Notes cont Plume Outlet Elbow 15 For aesthetic purposes it is permissible to route the 60 exhaust in an enclosed box
58. g Temperature Sensor Expansion Vessel Heat Exchanger Air Vent T aoa s j 3 4 21 16 15 Fig 3 Baxi Heating UK Ltd 2012 26 O 20 25 18 24 22 ET 23 Domestic Hot Water Flow Temperature Sensor 3 0 Appliance Operation Central Heating Mode Fig 2 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 setting temperature a 3 minute delay occurs before the burner relights automatically anti cycling The pump continues to run during this period 4 When the demand is satisfied the burner is extinguished and the pump continues to run for a period of 3 minutes Pump Overrun Domestic Hot Water Mode Fig 3 Priority is given to the domestic hot water supply A demand at a tap or shower will override any central heating requirement 2 The flow of water will operate the Hall Effect Sensor which requests the 3 way valve to change position This will allow the pump to circulate the primary water through the DHW plate heat exchanger 3 The burner will
59. he elbow to the boiler adaptor ensuring that it is pushed fully in 9 Draw the flue back through the wall and engage it in the elbow It may be necessary to use soap solution or similar to ease assembly of the elbow adaptor and flue Fig 51 10 Ensure that the terminal is positioned with the slots to the bottom Fig 52 IMPORTANT It is essential that the flue terminal is fitted as shown to ensure correct boiler operation and prevent water entering the flue 1 Make good between the wall and air duct outside the building 2 Fit the flue trim if required and if necessary fit a terminal guard see Section 8 8 amp 8 9 CONCENTRIC VERTICAL FLUE 13 Once the length of the vertical concentric extension has been determined mark and carefully cut off the excess material The cut end MUST be square and free of burrs to ensure correct insertion into the boiler adaptor 14 Measure 25mm from the end of the flue extension and apply a length of tape around the outer duct Fig 53 15 Engage the extension into the adaptor up to this position Fig 54 Once the installation of the flue is complete and all support brackets are securely in place remove the tape Terminal Block Cover Fig 56 s Cable Clamp Facia Panel Fused Spur LN Room Stat bk pos bk 2 r gy b br Fig 57 Frost Thermostat Fused Spur L N AA Room
60. ic requirements for soakaway Boiler j design are referred to in BS 6798 gt 500mm min Holes in the soak away must face away from the building 18 Baxi Heating UK Ltd 2012 v pumped into an internal discharge branch e g sink waste downstream of the trap end at 45 Basement or similar heated f Boiler Condensate Pump vi pumped into an external soil amp vent pipe Unheated Location e g Garage Basement or similar heated f Condensate Pump Baxi Heating UK Ltd 2012 7 0 Site Requirements Condensate Drain cont Pipe must terminate above water level but below surrounding surface Cut 2 A boiler discharge pump is available MULTIFIT part no 720648301 This pump will dispose of both condensate amp high temperature water from the relief valve It has a maximum head of 5 metres Follow the instructions supplied with the pump 3 Condensate Drain Pipe Trace Heating Elements are available in various lengths MULTIFIT part nos metre 72064440 2 metre 72066410 3 metre 720664201 5 metre 720664401 Where the drain is between 3 amp 5 metres a 5 metre kit can be used and doubled back upon itself 14 It is possible to fit the element externally on the condensate drain or internally as detailed in the instructions provided 15 The fitting of a Trace Heating Element is NOT a substitute for c
61. ilding Regulations Notification Route Competent Person s Self Certification Scheme Install and Commission this appliance to manufacturer s instructions Complete the Benchmark Checklist If you notify via the Gas Safe Register the register will issue the Building Regulations certificate on members behalf Scheme Members only Call Gas Safe Register on 0800 408 5577 or log onto www gassaferegister co uk within 10 days You must ensure that the certificate number issued by the Gas Safe Register is written onto the Benchmark Checklist Gas Safe Register will issue a Building Regulations Compliance Certificate to the property owner and inform the relevant LABC Baxi Heating UK Ltd 2012 Building Control Contact your relevant Local Authority Building Control LABC who will arrange an inspection or contact a government approved inspector Install and Commission this appliance to manufacturer s instructions Complete the Benchmark Checklist LABC will record the data and will issue a certificate of compliance 4 IMPORTANT Installation Commissioning Service amp 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 this must be carried out by a competent person as stated in the Gas Safety Installation amp Use Reg
62. instructions are supplied with the products for further information contact Sentinel 0800 389 4670 or Fernox 0870 870 0362 Failure to flush and add inhibitor to the system will invalidate the appliance warranty e It is important to check the inhibitor concentration after installation system modification and at every service in accordance with the manufacturer s instructions Test kits are available from inhibitor stockists For information or advice regarding any of the above contact Technical Enquiries Bypass The boiler utilises the primary side of the DHW plate heat exchanger as an automatic integral bypass System Control The boiler is designed for use in a heating system that incorporates external controls i e a minimum of a timer device 2 Suitable timer kits are available as optional extras 3 For optimum operating conditions and maximum economy the fitting of a programmable room thermostat is recommended 6 0 System Details System Filling and Pressurising Fig 4 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 amp instructions are provided with the boiler Temporary CH 2 The filling method adopted must be in accordance with all Hose Mains Return relevant water supply regulations and use approved Inlet e
63. ischarge pipe supplied 3 The pipework must be at least 5mm diameter and run continuously downwards to a discharge point outside the building See section 6 7 for further details 4 Utilising one of the sealing washers connect the discharge pipe to the adaptor and tighten the nut 5 Complete the discharge pipework and route it to the outside discharge point IMPORTANT Make all soldered joints before connecting to the pressure relief valve 10 6 Condensate Drain see section 7 7 Connect the condensate drain to the trap outlet pipe Ensure the discharge of condensate complies with any national or local regulations in force see British Gas Guidance Notes for the Installation of Domestic Gas Condensing Boilers 2 The connection will accept 21 5mm sin plastic overflow pipe which should generally discharge internally into the household drainage system If this is not possible discharge into an outside drain is acceptable Wall Thickness Z Flue Elbow Apply Lubricant for ease of assembly Ensure Elbow is fully engaged into Boiler Adaptor Adaptor j Fig 47 i Wall Thickness Fig 48 Waste Y o Flue Fig 49 Baxi Heating UK Ltd 2012 10 0 Installation Fitting The Flue HORIZONTAL FLUE 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
64. isolation taps 3 The loop and valves must be connected as described in the instructions supplied with it 4 Note the orientation of the flow direction arrows on the stop valve and double check stop valves 5 Remove the blanking caps from the mains cold water inlet and central heating return isolation taps Fig 42a Connect the valves to the taps ensuring that the fibre washers supplied are used on these joints 6 Connect the temporary loop ensuring that the seals are fitted To fill test and flush if required Fig 42b 7 Take the blanking plugs from the kit and using washers supplied with the boiler connect them to the central heating flow and return taps and the cold inlet tap The system can now be filled by opening the cold inlet supply and stop valves 8 If desired a suitable gauge can be connected to one of the taps so that the system may be accurately pressurised 9 All joints fittings and system components can now be examined for soundness at operating pressure 10 The system can be flushed by turning off the central heating tap and connecting a suitable fitting to the loose nut From the fitting a hose pipe can be run to the nearest convenient drain When the tap is reopened the system will flush Remove the blanking plug s pressure gauge and ushing equipment from the appliance if used 2 Continue with the installation and commissioning 3 The filling loop must be disconnected
65. load BS EN 14336 Installation amp commissioning of water based heating systems BS 6798 Installation of gas fired hot water boilers BS 5440 Part Flues BS 5440 Part 2 Ventilation BS 7074 Expansion vessels and ancillary equipment for sealed water systems BS 7593 Treatment of water in domestic hot water central heating systems In IE the following Codes of Practice apply Standard Scope LS 813 Domestic Gas Installations The following standards give valuable additional information BS 5546 Installation of hot water supplies for domestic purposes BS EN 12828 Heating systems in buildings BSEN 12831 Heating systems in buildings Calculation of load BS EN 14336 Installation amp commissioning of water based heating systems BS 7074 Expansion vessels and ancillary equipment for sealed water systems BS 7593 Treatment of water in domestic hot water central heating systems Safe Manual Handling The following advice should be adhered to from when first handling the boiler to the final stages of installation and also during maintenance General Most injuries as a result of inappropriate handling and lifting are to the back but all other parts of the body are vulnerable particularly shoulders arms and hands Health amp Safety is the responsibility of EVERYONE There is no safe limit for one man each person has different capabilities The boiler should be handled and lifted by TWO PEOPLE Do not han
66. ncluding in any database in each case whether electronic mechanical recording or otherwise without the prior written permission of the copyright owner except for permitted fair dealing under Copyrights Designs and Patents Act 1988 Applications for the copyright owner s permission to reproduce or make other use of any part of this publication should be made giving details of the proposed use to the following address The Company Secretary Baxi Heating UK Limited Brooks House Coventry Road Warwick CV34 4LL Full acknowledgement of author and source must be given WARNING Any person who does any unauthorised act in relation to a copyright work may be liable to criminal prosecution and civil claims for damages Certification Mark 2 Baxi Heating UK Ltd 2012 Building Regulations and the Benchmark Commissioning Checklist Building Regulations England amp Wales require notification of the installation of a heating appliance to the relevant Local Authority Building Control Department From April 2005 this can be achieved via a Competent Persons Self Certification Scheme as an option to notifying the Local Authority directly Similar arrangements will follow for Scotland and will apply in Northern Ireland from January 2006 he Health amp Safety Executive operates the Gas Safe Register a self certification scheme for gas heating appliances These arrangements represent a change from the si
67. nob s gt Fig 98 Baxi Heating UK Ltd 2012 49 rr ar Inlet 14 0 Changing Components ipe EVER Gas Valve Fig 99 IMPORTANT After replacing the valve the CO 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 Sensing Pipe Turn the gas cock off and undo the nut on the gas feed Power Lead elbow under the boiler 2 Remove the screws securing the gas valve to the boiler bottom panel 3 Pull off the power lead earth lead and sensing pipe Earth Lead Gas Feed a Elbow 4 Undo the nut on the gas pipe at the gas air inlet and the gas valve Remove the pipe taking care not to lose the sealing washers Remove the valve 5 Remove the outlet adaptor and inlet pipe and transfer them C to the new valve Examine the O ring seals replace if Fig 99 necessary 6 Reassemble in reverse order ensuring that all seals are in Throttle place and the injector is fitted Adjustment Screw NOTE To assist the boiler to light prior to final setting use a suitable hexagon key to wind out the throttle adjustment screw until it is flush with the valve body then turn the screw 4 full turns clockwise Fig 100 If the boiler will not light or the correct CO cannot be achieved contact the heateam technical helpline
68. nufacturer s instructions Always use the manufacturer s specified spare part when replacing controls Service 1 Date Engineer Name Service 2 Date Engineer Name Company Name Company Name Telephone No Telephone No Gas Safe Register No Gas Safe Register No Comments Comments Signature Signature Service 3 Date Engineer Name Service 4 Date Engineer Name Company Name Company Name Telephone No Telephone No Gas Safe Register No Gas Safe Register No Comments Comments Signature Signature Service 5 Date Engineer Name Service 6 Date Engineer Name Company Name Company Name Telephone No Telephone No Gas Safe Register No Operative ID No Comments Comments Signature Signature Service 7 Date Engineer Name Service 8 Date Engineer Name Company Name Company Name Telephone No Telephone No Gas Safe Register No Gas Safe Register No Comments Comments Signature Signature Service 9 Date Engineer Name Service 10 Date Engineer Name Company Name Company Name Telephone No Telephone No Gas Safe Register No Gas Safe Register No
69. ommendations for England and Wales prohibits backflow from appliances into the wholesome water supply due to thermal expansion However this type of instantaneous combination boiler with less than 5 litres of stored capacity does not require any backflow prevention device as any thermal expansion is accommodated within the appliance It is possible in certain circumstances that other cold water demands e g washing machines flushing of W C s may affect the DHW function of the boiler In these instances the fitting of a backflow prevention device and expansion vessel is recommended 4 Also if there is an existing check valve loose jumpered stop cock water meter or water treatment device already fitted to the wholesome water supply connected to the boiler domestic hot water DHW inlet supply then a suitable expansion device may be required 5 The boiler s maximum working mains pressure is 8 bar therefore all pipework connections fittings etc should be suitable for pressures in excess of 8 bar A pressure reducing valve must be fitted for pressures in excess of 8 bar The manufacturer of any outlet fittings such as a shower valve may require a lower maximum pressure The pressure reduction must take account of all fittings connected to the DHW system EM Showers If a shower control is supplied from the appliance it should be of the thermostatic or pressure balanced type Thermostatic type shower valves provide the
70. ommissioned the boiler as a means of demonstrating 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 manufacturer s instructions and complete this Benchmark Commissioning Checklist will invalidate the warranty This does not affect the customer s statutory rights Customer Name Telephone Number Address Boiler Make and Model Boiler SerialNumber TU tTtTTITTITTT TTT TET TEP PEt ttt ttt tt tt ty Commissioned by print name Gas Safe Register Number Company Name Telephone Number Company Address Commissioning Date To be completed by the customer on receipt of a Buildings Regulations Compliance Certificate Building Regulations Notification Number if applicable CONTROLS Tick the appropriate boxes Time and Temperature Control to Heating Room Thermostat and Programmable Load Weather Optimum Start Programmer Timer Room Thermostat Compensation L Control Time and Temperature Control to Hot Water Cylinder Thermostat and Programmer Timer L Combination Boiler Heating Zone Valves Fitted L Not Required Hot Water Zone Valves Fitted C Not Required __ Thermostatic Radiator Valves Fitted Not Required a Automatic Bypass to System Fitted Not Required Boiler Interlock Provided
71. orrect installation of the condensate drain ALL requirements in this section must still be adhered to vii to a drain or gully with extended external run amp trace heating The Trace Heating element must be installed in accordance with the instructions supplied External runs amp those in unheated locations still require insulation Pipe must terminate above water level but below surrounding surface Cut end at 45 Terminal Position with Minimum Distance Fig 18 Al Directly below an opening air brick opening 7 0 Site Requirements windows etc 300 B Above an opening air brick opening window etc 300 C Horizontally to an opening air brick opening window etc 300 Flue D2 Below gutters soil pipes or drain pipes 25 75 C4 Ses RE c S ee NOTE Due to the nature of the boiler a plume of water 2 Se port peice 200 vapour will be discharged from the flue This should be G From a vertical drain pipe or soil pipe 25 150 l me l HZ Erapaaniinternal or etena carmen 25 300 taken into account when siting the flue terminal Above ground roof or balcony level 300 From a surface or boundary line facing a terminal 600 The following guidelines indicate the general requirements From a terminal facing a terminal Horizontal flue 200 for siting balanced flue terminals For GB recommendations are From a terminal facing a terminal Vertical flue 600 given in BS 5440 Pt For IE
72. ove the cover insulation piece 4 Fit the new insulation carefully over the burner and align it with the slots for the electrodes 5 If the rear insulation requires replacement remove it and all debris from the heat exchanger Also it may be necessary to separately remove the spring clip from the pin in the centre of the heat exchanger and the L shaped clips embedded in the insulation 6 DO NOT remove the shrink wrapped coating from the replacement rear insulation Keep the insulation vertical and press firmly into position 7 Examine the cover seal and replace if necessary Electrical Plug as foe NI ILE KK Fig 83 Flow Pipe Oy i Fig 84 Pressure Sensor Baxi Heating UK Ltd 2012 A gt Safety Thermostat Flue Heat Exchanger Thermostat Sensor Central Heating Temperature Plate Heat Exchanger DHW Temperature Sensor 14 0 Changing Components Flue Heat Exchanger Thermostat Sensor Fig 83 Ease the retaining tab on the sensor away and disconnect the electrical plug 2 Turn the sensor 90 anticlockwise to remove it is a bayonet connection 3 Reassemble in reverse order Water Pressure Sensor Fig 85 Drain the primary circuit 2 Disconnect the two wires from the sensor 3 Undo the nut on the flow pipe secu
73. quipment Fig 4 3 Your attention is drawn to for GB Guidance G24 2 and recommendation R24 2 of the Water Regulations Guide for IE the current edition of l S 813 Domestic Gas Installations 4 The sealed primary circuits may be filled or replenished by means of a temporary connection between the circuit and a supply pipe provided a Listed double check valve or some other no less effective backflow prevention device is permanently connected at the inlet to the circuit and the temporary connection is removed after use IMPORTANT If the boiler is installed at a high point in the system it is strongly recommended that Automatic Air Filling Loop lt Vent Kit 720004701 is fitted Connections 66 Expansion Vessel Central Heating only The appliance expansion vessel is pre charged to 0 5 bar Therefore the minimum cold fill pressure is 0 5 bar The vessel is suitable for correct operation for system capacities up to 125 litres 24 28 models 155 litres 33 40 models For greater system capacities an additional expansion vessel must be fitted For GB refer to BS 7074 Pt For IE the current edition of l S 813 Domestic Gas Installations Pressure Relief Valve Fig 6 The pressure relief valve is set at 3 bar therefore all pipework fittings etc should be suitable for pressures in excess of 3 bar and temperature in excess of 100 C 2
74. rain 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 bracket Fig 90 4 Examine the sealing washer replace if necessary 5 Reassemble in reverse order KALE Hall Effect Sensor Fig 92 Ease the sensor upwards off the hydraulic inlet manifold assembly 2 Disconnect the electrical plug from the sensor 3 Connect the plug to the new sensor Carefully fit the new Fig 91 Dre Gauge sensor to the hydraulic assembly ensuring it is fully down Capillary Hall Effect Sensor 7 Pressure Relief Valve Fig 93 Drain the boiler primary circuit 2 Disconnect the discharge pipe from the valve Using a suitable hexagon key undo the grub screw sufficiently to release the valve 3 Note the orientation of the valve rotate it and withdraw it from the manifold 4 Fit the new valve and O ring seal and set to the previously noted orientation Reassemble in reverse order Discharge Pipe Baxi Heating UK Ltd 2012 47 14 0 Changing Components EI Plate Heat Exchanger Fig 94 Plate Heat Exchanger 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
75. re the Gas Rate 8 With any other appliances amp pilot lights turned OFF the gas rate can be measured It should be between 24 model 2 6m h 28 model 3 1m h 33 model 3 6 mv h 40 model 4 36 m h 9 The Calibration Function is active for 20 minutes unless the maximum CH temperature is exceeded 10 The function can be disabled at any time by turning the DHW temperature knob 1 Carefully read and complete all sections of the Benchmark Commissioning Checklist at the rear of this publication that are relevant to the boiler and installation These details will be required in the event of any warranty work The publication must be handed to the user for safe keeping and each subsequent regular service visit recorded 2 For IE it is necessary to complete a Declaration of Conformity to indicate compliance with 1 5 813 An example of this is given in LS 813 Domestic Gas Installations This is in addition to the Benchmark Commissioning Checklist 37 Time Pointer Constant Timed Off Rotate to adjust time Off Position 38 Baxi Heating UK Ltd 2012 On Position Time Pointer 11 0 Commissioning 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 5 minutes Using the three position switch the timer will allow either const
76. rical Supply 230V 50H Max Operating 25 Appliance must be connected to an Min Operating 05 earthed supply Recommended Operating Range 1 2 Power Consumption DHW Circuit bar 155W 24 28 160W 33 amp 40 Pressures Electrical Protection Max Operating 8 IPXOD with timer Min Operating ole IPX5D without timer Flow Rates 24 28 33 40 External Fuse Rating 3A min Vin Vmin Vmin DHW Flow Rate Internal Fuse Rating F2L 30 CRise 1143 133 157 191 Condensate Drain DHW Flow Rate To accept 21 5mm in plastic waste pipe 35 CRise 9 8 HS 135 164 Flue Terminal Diameter 100mm Min Working Dimensions Projection 125mm DHW Flow Rate 2 2 2 2 IMPORTANT Where Low Flow Taps or Fittings are Connections copper tails intended to be used in the DHW system connected it is Gas Supply 22mm strongly recommended that the DHW flow rate DOES Central Heating Flow 22mm NOT fall below 2 5l min This will ensure reliable Central Heating Return mm operation of the DHW function Cold Water Mains Inlet 5mm Pump DHW Flow Smm Available Head See graph below Pressure Relief Discharge 5mm r Expansion Vessel For Central Heating only Outercase Dimensions Integral with appliance Casing Height 780mm bar Overall Height Inc Flue Elbow 965mm Min Pre charge Pressure 0 5 Casing Width 450mm 24 amp 28 33 amp 40 Casing Depth 345mm litre litre Clearances Max Capacity of Above Casing 200 mm Min CH System 125 155 Below Casing 150 mm Min Front
77. ring and sealing the sensor 4 Remove the sensor examine the sealing washer replacing if necessary 5 Reassemble in reverse order The component is not polarised either wire will fit each terminal BALE Central Heating Temperature Sensor NTC Fig 84 Ease the retaining tab on the sensor away and disconnect the electrical plug 2 Unscrew the sensor from it s pocket and reassemble in reverse order The plug will only fit one way EARE Safety Thermostat Fig 85 Pull the plug off the thermostat 2 Remove the screws securing the thermostat to the mounting plate on the flow pipe 3 Reassemble in reverse order ensuring that the plug is pushed fully on ava DHW Temperature Sensor NTC Fig 85 Turn off the mains cold water supply tap and draw off the residual domestic hot water 2 Ease the retaining tab on the sensor away and disconnect the electrical plug 3 Unscrew the sensor from the plate heat exchanger manifold Examine the sealing washer replacing if necessary 4 Reassemble in reverse order The plug will only fit one way 45 Pump Wiring Cover Socket Headed Pump Setting Fig 88 8 Automatic Air Vent S U amp Pump Wiring Cover Fig 89 46 Baxi Heating UK Ltd 2012 14 0 Changing Components KAGE Pump Head Only Fig 87 Drain the boiler primary circuit and remove the socket head screws securing the pump head to the body
78. s must be adhered to and the air inlet positioned such that it will not be subject to rain entry Fig 37 Concentric Flue Length ha Outlet Spigot shown end on Fig 38 Baxi Heating UK Ltd 2012 29 Fig 39 For Side Flue Exit Fig 41 Flushing Tube Wall Plate Central Heating Return Fig 42 30 Baxi Heating UK Ltd 2012 40 model only C sey 10 0 Installation EU Unpacking amp 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 boiler in the upright position Remove staples open flaps and remove the cardboard sheet Remove the polystyrene side pieces and literature Two people can then lift out the boiler Figs 39 amp 40 2 After considering the site requirements see Section 7 0 position the fixing template on the wall ensuring it is level both horizontally and vertically 3 Mark the position of the two most suitable fixing slots for the wall plate and boiler lower fixing holes It is preferable to use the vertical fixing slots 4 Mark the position of the centre of the flue hole rear exit For side flue exit mark as shown Fig 41 5 If required mark the position of the gas and water pipes Remove the template 6 Cut the hole for the flue minimum diameter 6mm 7 Drill the wall a
79. s previously marked to accept the wall plugs supplied Secure the wall plate using the fixing screws 8 Using a spirit level ensure that the plate is level before finally tightening the screws 9 Connect the gas and water pipes to the valves on the wall plate using the copper tails supplied Ensure that the sealing washers are fitted between the connections IMPORTANT ONLY on 40 models the Cold Water Inlet tap is fitted with a flow regulator The copper tail is factory fitted on this model but must be loosened and turned through 180 to point downwards Ensure the joint is fully tight Fig 42a 10 Fit the filling loop as described in the instructions supplied with it Flushing Connect a tube to the central heating flow or return pipe Fig 42 2 Flush thoroughly see System Details Section 6 2 Note Full instructions are provided in the Filling Loop Kit pack Cold Inlet Blanking Caps D CH Return Pressure Gauge Blanking Plugs Hose and Fitting Fig 42b Baxi Heating UK Ltd 2012 10 0 Installation Fitting the Filling Loop Kit 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 and central heating return
80. scharge systems 5 The pipe should be a minimum of 21 5mm diameter and must be supported using suitably spaced clips of the correct design to prevent sagging 6 It is advisable that the full length of condensate pipe is run internally and preferably be less than 3 metres 7 Internal runs greater than 3 metres or runs in cold areas should use 32mm waste pipe 8 External runs MUST be a MINIMUM of 32mm and fully insulated with material suitable for external use 9 If the boiler is fitted in an unheated location the entire condensate discharge pipe should be treated as an external run and sized and insulated accordingly 10 In all cases discharge pipe must be installed to aid disposal of the condensate To reduce the risk of condensate being trapped as few bends and fittings as possible should be used and any burrs on cut pipe removed 7 0 Site Requirements Condensate Drain cont When discharging condensate into a soil stack or waste iii Termination to a drain or gully Boiler pipe the effects of existing plumbing must be considered If l soil pipes or waste pipes are subjected to internal pressure Pipe must terminate above water level but below surrounding surface Cut end at 45 cause appliance lockout fluctuations when WC s are flushed or sinks emptied then back pressure may force water out of the boiler trap and iv Termination to a purpose made soakaway Further specif
81. ted at the rear of the gas service cock Fig 10 3 Ensure that the pipework from the meter to the appliance is of adequate size Do not use pipes of a smaller diameter than the boiler gas connection 22mm Zone Po Wind Electrical Supply indow 1 Recess External wiring must be correctly earthed polarised and in accordance with relevant regulations rules In GB this is the current E E Wiring Regulations In IE reference should be made to the current edition of ETCI rules 2 The mains supply is 230V 50H fused at 3A Window Recess Zone 2 m m m NOTE The method of connection to the electricity supply must facilitate complete electrical isolation of the appliance Connection may be via a fused double pole isolator with a contact separation of at least 3mm in all poles Fig A In GB Only and servicing the boiler and system controls only Bath amp Shower Rooms Ceiling Window Recess l If the boiler is fitted in a room containing a bath or Outside Zones shower and NOT FITTED with any optional integral timer or thermostat it can be fitted in zone 2 Figs A amp B shows zone dimensions for a bathtub For other examples refer to the Current LEE Wiring Regulations reference must be made to the relevant requirements In GB this is the current E E Wiring Regulations and Building Regulations In IE reference should be made to the current edition of l S 813 Domestic Gas
82. to approximately 2 3 metres long 27 Min 2 metres Fig 28 Flue Trim Spigot Position of Jubilee Clip Fig 29 screw 50mm lt pe Adaptor Fig 31 e Fig 30 Fig 33 28 Baxi Heating UK Ltd 2012 9 0 Plume Displacement General Fitting Notes Cut a hole in the external wall which the concentric flue assembly will pass through The hole should allow the flue to fall back to the boiler at an angle of at least 1 5 2 When completed the terminal must be at least 2 metres above ground level Fig 28 3 Measure and cut to size the concentric assembly and any extensions that are being used 4 Insert the concentric assembly through the hole from outside the building 5 If required the flexible flue trim should be fitted prior to this as it cannot be fitted after Use the large Jubilee clip to secure the trim to the flue See Fig 29 trim shown dotted with the screw part of the clip at the bottom 6 Connect any extensions or elbows that are being used o the concentric assembly Engage the extension elbow or concentric assembly in the boiler flue elbow Fit the boiler flue elbow to the boiler adaptor 7 Ensure that the concentric assembly and any extensions
83. to purge the DHW system 5 Ensure that the filling loop is connected and open then open the heating flow and return valves on the boiler 6 Open the screw on the automatic air vent on the pump body Fig 59 IMPORTANT If the boiler is installed at a high point in the system it is strongly recommended that Automatic Air Vent Kit 720004701 is fitted Ensure that this vent is open 7 The system must be flushed in accordance with BS 7593 see Section 6 2 and the flushing agent manufacturers instructions 8 Pressurise the system to 1 5 bar Fig 60 then close and disconnect the filling loop 9 Turn the gas supply on and purge according to in GB BS 6891 and in IE I S 813 Domestic Gas Installations 10 Test for gas tightness Hinge the facia panel upwards and refit the case front panel Tighten the securing screws IMPORTANT The combustion for this appliance has been checked adjusted and preset at the factory for operation on the gas type specified on the appliance data plate No measurement of the combustion is necessary Do not adjust the air gas ratio valve 12 Having checked That the boiler has been installed in accordance with these instructions e The integrity of the flue system and the flue seals The integrity of the boiler combustion circuit and the relevant seals Proceed to put the boiler into operation as follows x Central Heating Domestic Hot Water
84. tuation whereby compliance with Building Regulations was accepted as being demonstrated by completion of the Benchmark Logbook which was then left on site with the customer With the introduction of Self Certification Schemes the Benchmark Logbook is being withdrawn However a similar document in the form of a commissioning checklist and service interval record is incorporated at the back of these instructions This company is a member of the Benchmark initiative and fully supports the aims of the programme Its aim is to improve the standards of installation and commissioning of central heating systems in the UK and to encourage the regular servicing of all central heating systems to ensure safety and efficiency Building Regulations require that installations should comply with manufacturer s instructions It is therefore important that the commissioning checklist is completed by the installer The relevant section of Building Regulations only relates to dwellings Therefore the checklist only applies if the appliance is being installed in a dwelling or some related structure The flowchart opposite gives guidance for installers on the process necessary to ensure compliance with Building Regulations BSI benchmar COLLECTIVE MARK THE MARK OF QUALITY FOR THE INSTALLATION COMMISSIONING AND SERVICING OF DOMESTIC HEATING AND HOT WATER SYSTEMS ISO 9001 FM 00866 Installer Notification Guidelines Choose Bu
85. ulations Definition of competence A person who works for a Gas Safe registered company and holding current certificates in the relevant ACS modules is deemed competent All Gas Safe registered engineers carry an ID card with their licence number and a photograph You can check your engineer is registered by telephoning 0800 408 5500 or online at www gassaferegister co uk In IE this must be carried out by a competent person as stated in l S 813 Domestic Gas Installations The addition of anything that may interfere with the normal operation of the appliance without express written permission from the manufacturer or his agent could invalidate the appliance warranty In GB this could also infringe the Gas Safety Installation and Use Regulations Warning Check the information on the data plate is compatible with local supply conditions The boiler meets the requirements of Statutory Instrument The Boiler Efficiency Regulations 1993 N 3083 and is deemed to meet the requirements of Directive 92 42 EEC on the energy efficiency requirements for new hot water boilers fired with iquid or gaseous fuels Type test for purpose of Regulation 5 certified by otified Body 0085 Product Production certified by otified Body 0086 For GB IE only Baxi Heating UK Ltd 2012 Legislation This company declare that no substances harmful to health are contained in the appliance or used during appliance

Baxi Potterton 47-393-39 Boiler User Manual

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