Instruction/ maintenance manual of the product 24 Eco HE Baxi Potterton
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2 1 0 4 3 bar Reset Burner On Flame Failure Power On In s tallation & Service In s truction s Performa 24 Eco HE This is a Wall Mounted Powered Flue Condensing Combination Boiler Gas Fired Central Heating Unit.
Publication No. 5111811 2 Natural Ga s Potterton Performa 24 Eco HE G.C.N o 47 393 11 Building Regulation s and the Benchmark Commi ss ioning Checkli s t Building Regulations (England & Wales) require notification of the installation of a heating appliance to the relevant Local Authority Building Control Department.
3 INST ALLER NOTIFICA TION GUIDELINES Publication No. 5111811 Choose Building Regulations Notification Route Contact your rele v ant Local A uthor ity Building Control (LABC) who will arrange an inspe.
LEGISLA TION 4 Publication No. 5111811 Code s of Practice, most recent version should be used IMPORTANT - Installation, Commissioning, Service & Repair This appliance must be installed in accordance with the manufacturer’s instructions and the regulations in force.
5 1.0 INTRODUCTION Publication No. 5111811 1.1 De s cription 1. The Potterton Performa 24 Eco HE is a fully automatic gas fired wall mounted condensing combination boiler. It is room sealed and fan assisted, and will provide central heating and mains fed domestic hot water.
2.0 GENERAL LA YOUT 6 Publication No. 5111811 2.1 Layout 1. Air Pressure Switch 2. Expansion Vessel 3. Burner Manifold 4. Automatic Air Vent 5. DHW Plate Heat Exchanger 6. Circulation Pump 7. Drain Off Point 8. Pressure Relief Valve 9. Optional Integral Timer Position 10.
7 3.0 APPLIANCE OPERA TION Publication No. 5111811 NOTE: All delay timers mentioned in 3.1 and 3.2 are overridden by domestic hot water demand. 3.1 Central Heating Mode (Fig. 4) 1. With a demand for heating, the pump circulates water through the primary circuit.
4.0 TECHNICAL DA T A 8 Publication No. 5111811 0 200 400 600 800 1000 1200 0.5 1 1.5 2 2.5 3 3.5 4 Metre (wg) Flow Rate (l/h) Pump - Available Head 0 5 4.
9 5.0 DIMENSIONS AND FIXINGS Publication No. 5111811 Dimensions A 780mm B 345mm C 450mm D 116mm Ø Min. E 185mm F 190mm G 131mm 65mm 65mm 65mm 65mm View from under the appliance Ga s Inlet Heating Flow Dome s tic Hot Water Outlet Cold Water Inlet Heating Return 130mm 165.
6.0 SYSTEM DET AILS 10 Publication No. 5111811 6.1 Information 1. The Potterton Performa 24 Eco HE 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).
11 6.0 SYSTEM DET AILS Publication No. 5111811 6.5 Sy s tem Filling and Pre ss uri s ing 1. A filling point connection on the central heating return pipework must be provided to facilitate initial filling and pressurising and also any subsequent water loss replacement/refilling.
6.0 SYSTEM DET AILS 12 Publication No. 5111811 6.8 Dome s tic Hot Water Circuit 1. All DHW circuits, connections, fittings, etc. should be fully in accordance with relevant standards and water supply regulations. 2. Your attention is drawn to: for GB: Guidance G17 to G24 and recommendation R17 to R24 of the Water Regulations Guide.
13 7.0 SITE REQUIREMENTS Publication No. 5111811 7.1 Location 1. The boiler may be fitted to any suitable wall with the flue passing through an outside wall or roof and discharging to atmosphere in a position permitting satisfactory removal of combustion products and providing an adequate air supply.
7.0 SITE REQUIREMENTS 14 Publication No. 5111811 7.3 Ventilation of Compartment s 1. Where the appliance is installed in a cupboard or compartment, no air vents are required. 2. BS 5440: Part 2 refers to room sealed appliances installed in compartments.
15 7.0 SITE REQUIREMENTS Publication No. 5111811 7.6 Conden s ate Drain FAILURE TO INSTALL THE CONDENSATE DISCHARGE PIPEWORK CORRECTLY WILL AFFECT THE RELIABLE OPERATION OF THE BOILER The conden s ate di s charge pipe MUST NOT RISE at any point along it s length.
7.0 SITE REQUIREMENTS 16 Publication No. 5111811 7.7 Flue NOTE: Due to the nature of the boiler a plume of water vapour will be discharged from the flue. This should be taken into account when siting the flue terminal. 1. The following guidelines indicate the general requirements for siting balanced flue terminals.
17 7.0 SITE REQUIREMENTS Publication No. 5111811 Fig. 17 Fig. 16 7.8 Flue Dimen s ion s The standard horizontal flue kit allows for flue lengths between 100mm and 685mm from elbow to terminal (Fig. 16). The maximum permi ss ible flue length i s : 4 metre s .
7.0 SITE REQUIREMENTS 18 Publication No. 5111811 7.11 Flue Option s 1. The Potterton Performa 24 Eco HE can be fitted with flue systems as illustrated.
19 8.0 INST ALLA TION Publication No. 5111811 8.1 Initial Preparation The ga s s upply, ga s type and pre ss ure mu s t be checked for s uitability before connection ( s ee Section 7.4). 1. After considering the site requirements (see Section 7.0) position the fixing template on the wall ensuring it is level both horizontally and vertically.
8.0 INST ALLA TION 20 Publication No. 5111811 8.4 Fitting The Boiler 1. Lift the boiler using the lower edges. Engage the slots at the top rear of the boiler on the wall plate hooks (Fig. 20). 2. Ensure that the boiler is level and sits against the wall.
21 8.0 INST ALLA TION Publication No. 5111811 8.6 Conden s ate Drain (see section 7.6) 1. Connect the condensate drain using the 1” BSP nut and seal supplied. 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”.
8.0 INST ALLA TION 22 Publication No. 5111811 8.7 Fitting the Flue (Cont) 5. Mark dimension ‘Y’ on the flue as shown (Fig. 26). Carefully cut the waste material from the flue, ensuring that the ducts are square and free from burrs. 6. The inner flue duct support bracket may be in the waste portion of the flue.
23 8.0 INST ALLA TION Publication No. 5111811 L 230 V Selector / Reset Switch External Controls N br b Pump Hydraulic Differential Pressure Switch r r DHW Flow Priority Microswitch g g Safety Overheat.
9.0 COMMISSIONING 24 Publication No. 5111811 9.1 Commi ss ioning the Boiler 1. Reference should be made to BS 5449 Section 5 when commissioning the boiler. 2. Open the mains water supply to the boiler. 3. Open all hot water taps to purge the DHW system.
25 9.0 COMMISSIONING Publication No. 5111811 9.2 Checking the Burner Pre ss ure 1. Turn on the gas and electrical supplies to the boiler and ensure that all external controls are calling for heat. 2. Set the hot water and central heating temperature controls to maximum and the selector switch to the OFF position (Fig.
10.0 COMPLETION 26 Publication No. 5111811 10.1 Completion 1. Hinge the facia panel upwards and engage the securing screws. Refit the case front panel and tighten the screws (Fig. 40). 2. Instruct the user in the operation of the boiler and system, explaining the operational sequence.
27 11.0 SER VICING THE BOILER Publication No. 5111811 11 .1 Annual Servicing 1. For reasons of safety and economy, it is recommended that the boiler is serviced annually.
11.0 SER VICING THE BOILER 28 Publication No. 5111811 11.1 Annual Servicing (Cont) 10. Ease the front edge of the left hand baffle upwards, disengaging the spring clip.
29 12.0 CHANGING COMPONENTS Publication No. 5111811 IMPORTANT: When changing components ensure that both the gas and electrical supplies to the boiler are isolated before any work is started. See Section 11.1 “Annual Servicing” for removal of case panel, door etc.
12.0 CHANGING COMPONENTS 30 Publication No. 5111811 12.3 Heat Exchanger (Fig. 52) 1. Remove the fan as described in section 12.1. 2. Drain the primary circuit. Prise the pipe connecting clips off the joints in the flow and return pipes. Remove the heat exchanger return pipe.
31 12.0 CHANGING COMPONENTS Publication No. 5111811 12.5 Injector s (Fig. 54) 1. Remove the burner as described in Section 12.4. 2. Undo the screws securing the injector manifold to the inlet elbow and remove the manifold. 3. Unscrew and replace injectors as required and examine the sealing gasket, replacing as necessary.
12.0 CHANGING COMPONENTS 32 Publication No. 5111811 12.8 Ga s Valve (Fig. 56) 1. Undo the nut on the gas feed pipe at the tap rail under the boiler. 2. Completely undo the securing screws and hinge the facia panel down. 3. Disconnect the wires from the valve modulator and the ignition lead from the spark generator.
33 12.0 CHANGING COMPONENTS Publication No. 5111811 12.11 Pump - Head Only (Figs. 58 & 59) 1. Drain the primary circuit and remove the socket head screws securing the pump head to the body and draw the head away. 2. Undo the screw on the pump wiring cover and remove the cover.
12.0 CHANGING COMPONENTS 34 Publication No. 5111811 12.14 Pre ss ure Gauge (Figs. 61 & 62) 1. Drain the primary circuit and undo the nut on the pressure gauge capillary. 2. Remove the timer cover and ease the timer wiring aside. Undo the screws securing the gauge retaining bracket.
35 12.0 CHANGING COMPONENTS Publication No. 5111811 12.17 Pre ss ure Relief Valve (Fig. 65) 1. Drain the primary circuit. 2. Disconnect the discharge pipe from the valve. Using a suitable hexagon key undo the grub screw sufficiently to release the valve.
12.0 CHANGING COMPONENTS 36 Publication No. 5111811 12.20 Plate Heat Exchanger (Fig. 68) 1. Drain the primary circuit. 2. While supporting the heat exchanger undo the screws securing it to the brass manifolds. 3. Withdraw the heat exchanger upwards and to the left of the gas valve, taking care not to damage any wires or controls.
37 12.0 CHANGING COMPONENTS Publication No. 5111811 12.21 Diverter Valve A ss embly (Cont) CH Pre ss ure Differential Valve (Fig. 71) 1. Remove the DHW pressure differential valve as described above. 2. From the brass diverter manifold undo the nut on the heating flow pipe.
12.0 CHANGING COMPONENTS 38 Publication No. 5111811 12.23 Secondary Heat Exchanger (Fig. 73) 1. Drain the primary circuit 2. Undo the four screws securing the right hand case panel. Remove the panel. 3. Prise the connecting clips from the heat exchanger return pipe and the boiler return pipe.
39 13.0 ELECTRICAL Publication No. 5111811 Optional T imers Pump Gas V alve Air Pressure Switch Safety Thermostat Pressure Switch Hydraulic Differential T emperature Sensor Selector Switch On/Off/Rese.
14.0 SHORT P ARTS LIST 40 Publication No. 5111811 Short Part s Li s t Key G.C. Description Manufacturers No. No. Part No. 22 Fan 5112627 23 Pressure Switch 5112999 32 Heat Exchanger 5112431 41 Burner 5112770 44 E66 402 Injector - 1.
41 15.0 F AUL T FINDING Publication No. 5111811 Carry out initial fault finding check s 1. Check that gas, water and electrical supplies are available at the boiler. Electrical supply = 230V ~ 50 Hz. CH water system pressurised to 0.5 bar when the boiler is cold.
15.0 F AUL T FINDING 42 Publication No. 5111811 Dome s tic Hot Water - Follow operational sequence Turn selector to neon illuminated Primary flow switch operated Fan runs at max speed Pump runs Turn thermostat to max.
43 15.0 F AUL T FINDING Publication No. 5111811 Fault Finding Solution s Section s A to E Is there 230V at: Is there 230V at: Main terminals L and N Check electrical supply 1. NO Main terminal fuse Replace fuse Replace PCB neon illuminated 2. YES Selector terminals a & b and a & 3.
15.0 F AUL T FINDING 44 Publication No. 5111811 Check and correct if necessary 1. Electrical and pressure tube connections 2. Blockage of pressure tubes 3.
45 15.0 F AUL T FINDING Publication No. 5111811 Check and correct if necessary 1. Flame sensing electrode and lead connections 2. Electrode position Flame current should be 1 µA approx.
CONTROLS To comply with the Building Regulations, each section must have a tick in one or other of the boxes TIME & TEMPERATURE CONTROL TO HEATING ROOM T/STAT & PROGRAMMER/TIMER PROGRAMMABLE R.
SERVICE 1 DATE ENGINEER NAME COMPANY NAME TEL No. CORGI ID CARD SERIAL No. COMMENTS SIGNATURE SERVICE 2 DATE ENGINEER NAME COMPANY NAME TEL No. CORGI ID CARD SERIAL No. COMMENTS SIGNATURE SERVICE 3 DATE ENGINEER NAME COMPANY NAME TEL No. CORGI ID CARD SERIAL No.
Publication No. 5111811 - Iss. 4 (04/2006) 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.
An important point after buying a device Baxi Potterton 24 Eco HE (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
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However, one of the most important roles played by the user manual is to help in solving problems with Baxi Potterton 24 Eco HE. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Baxi Potterton 24 Eco HE along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
