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You can rely on
Installation & Service Instructions Gold
FSB 30 HE
Floor Standing
Condensing Boiler
These instructions include the Benchmark Commissioning Checklist
and should be left with the user for safe keeping.
© Baxi Heating UK Ltd 2011
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Natural Gas Building Regulations and the Benchmark Commissioning Checklist Potterton Gold FSB 30 HE G.C. No. 41 592 32 Building Regulations (England & Wales) require notification of the installation of a heating appliance to the relevant Local Authority Building Control Department. From 1 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
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Installer Notification Guidelines Choose Building Regulations Notification Route Competent Person's Building Control Self Certification Scheme Install and Commission this Contact your relevant Local appliance to manufacturer's Authority Building Control instructions (LABC) who will arrange an inspection or contact a government approved inspector Complete the Benchmark Checklist If you notify via the ‘Gas Safe Register’, the register will issue the Building Regulations Install and Commission thi
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Legislation This company declare that no substances harmful to IMPORTANT - Installation, Commissioning, Service & Repair health are contained in the appliance or used during appliance manufacture. 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 The appliance is suitable only for installation in GB and IE appliance. and should be installed in accordance with the rules in fo
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Contents Section Page 1.0 Introduction 6 2.0 General Layout 7 3.0 Boiler Operation 8 4.0 Technical Data 9 5.0 Dimensions and Fixings 10 6.0 System Details 11 7.0 Site Requirements 15 8.0 Flue Options 20 9.0 Plume Displacement 25 10.0 Installation 29 11.0 Electrical 34 12.0 Commissioning the Boiler 36 13.0 Completion 38 14.0 Servicing the Boiler 39 15.0 Changing Components 42 16.0 Short Parts List 49 17.0 Fault Finding 50 Benchmark Checklist 58 © Baxi Heating UK Ltd 2011 5
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Facia Securing Screws 1.0 Introduction 1.1 Description Optional Integral Timer 1. The Potterton Gold FSB 30 HE is a gas fired room sealed fan assisted condensing central heating boiler. 2. The maximum output of the boiler is 30.18 kW (Non - Condensing) 32.61 kW (Condensing). Position of Label 3. The boiler is designed for use on Natural Gas (G20) only. 4. The boiler is suitable for fully pumped open vented and sealed systems, providing heating and hot water. 5. A label giving details of the mode
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2.0 General Layout 2.1 Layout (Figs. 3, 4, 5 & 6) 16 1. Condensate Pump 2. Flue Elbow (supplied in std. flue kit) 3. Heat Exchanger 4. Burner 5. Air Box 6. Fan Protection Thermostat - Black 7. Fan Assembly Fig. 5 2 8. Condensate Trap 15 14 9. PCB Housing Assembly 17 10. Gas Tap 18 11. Gas / Air Ratio Valve 12. Flow Pipe Connection 13. Return Pipe Connection 14. Flow Temperature Safety Thermostat - Black 15. Flow Temperature Thermistor - Red 13 3 16. Flow Switch (dry fire protection) 12 17. Posit
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3.0 Boiler Operation 3.1 Boiler Operation Mains On. Condensate Pump will 1. Switched Live On: When switched live is supplied to operate as necessary (3.1.9) the boiler and the flow temperature is less than the set point the sequence below commences. Flow 2. Flow Switch: After 10 seconds if the flow switch has temperature less made then fan pre-purge occurs. After 10 seconds if than set point ? the flow switch has not made then anti-cycle occurs. 3. Fan Pre-Purge: The flow switch is made and th
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4.0 Technical Data Appliance Type C C Horizontal Electrical Supply 230V~ 50Hz 13 33 Flue Terminal Diameter - 110mm The boiler must be connected to an earthed Appliance Category CAT I 2H Dimensions Projection - 150mm supply. A permanent and switched live are required. The boiler has a 4 wire connection. Heat Input (Q)(Gross) Max Min Connections Power Consumption 80W Gas Supply - 15mm kW 33.76 10.3 Central Heating Flow - 28mm External Fuse Rating 3A Central Heating Return - 28mm
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5.0 Dimensions and Fixings DIMENSIONS At least A 850mm 1.5° B 520mm C 390mm A D 125mm Ø Min. E 175mm F 150mm B C D The 1.5° fall provided by the elbow is to allow condensate to run back to the boiler, for discharge through the condensate disposal system. Flue Ø 110mm Fig. 7 F E SIDE FLUE (left and right) For every 1m of horizontal flue Y length, the clearance above the top of the flue elbow should be 27.5mm X to incorporate the 1.5° fall in the flue At least from the terminal to the elbow. It is
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6.0 System Details 6.1 Water Circulating Systems 1. The boiler is suitable for use with open vent fully pumped systems and sealed systems . The following conditions should be observed on all systems: • The static head must not exceed 30m of water. • The boiler must not be used with a direct cylinder. • Drain cocks should be fitted to all system low points. • All gas and water pipes and electrical wiring must be installed in a way which would not restrict the servicing of the boiler. • Position
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Boiler Air Vent Copper 6.0 System Details Copper 0.5m 0.5m Flow 6.3 Pipework Boiler Return Copper 1. The sizes of flow and return pipes from the boiler 1m should be determined by normal methods, according to Fig. 9 the requirements of the system. 2. The connection tails for the boiler are 28mm diameter. The 28mm section of the tails can be cut back to 22mm if 22mm required. Open Vent 45° 3. The flow & return tails are push - fit ‘O’ ring and clip connections within the boiler case. 1000mm 15mm
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Key to colours b- Blue 6.0 System Details br - Brown w- White o - Orange 6.6 System Controls & Wiring gr - Grey g/y - Green/Yellow This boiler requires a permanent live for operation of the condensate pump and frost protection. 230V 50Hz 1. To comply with Part L1 of the Building Regulations the LN E b Y Plan heating system into which the boiler is installed should g/y w Diverter include the following: Valve Cylinder gr Stat a) zone controls 1 o Room b) timing controls Stat C2 c) boiler control
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6.0 System Details 3 Litre Top Up Bottle Air (if required) 6.7 Sealed Systems (Fig. 13) Vent 1. SAFETY VALVE - A safety valve complying with the requirements of BS 6750 Part 1 must be fitted close to Filling Pressure the boiler on the flow pipe by means of a horizontal or Point Safety Gauge vertically upward connection with no intervening valve Valve or restrictions and should be positioned to facilitate Pump testing. The valve should be pre-set and non-adjustable 2 to operate at a pressure of 3
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7.0 Site Requirements 7.1 Location NOTE: Due to the high efficiency 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 boiler must be fitted on a suitable flat and level surface capable of supporting the weight. Any wall behind the boiler must be at 90° to the floor to allow case top cover to fit correctly. Zone 2 2. The flue must pass through an outside wall or roof and Window discharge to atmosphere in
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7.0 Site Requirements 5mm Min 5mm Min 390mm 7.3 Clearances (Figs. 15 &16) 15mm Min 1. These dimensions include the necessary clearances (25mm if under around the boiler for case removal, spanner access and air non removable worktop) 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. For side flue installations also See Section 8.1, Figs. 20 & 21. 2. It is recommended that any worktop
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7.0 Site Requirements Condensate Pump Flow Graph 7.6 Condensate Drain - General Failure to install the condensate discharge pipework correctly will affect the reliable operation of the boiler. 4 1. Ensure the discharge of condensate complies with any 3 national or local regulations in force. BS 6798 & Part H1 of the Building Regulations give further 2 guidance. 1 2. If any further drain pipe is required (additional to that supplied with the boiler), it should be run in a proprietary material e
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7.0 Site Requirement Termination via internal discharge branch e.g 7.7 Condensate Disposal (cont.) sink waste - downstream Pipe must terminate Direct Connect Fitting above water level but 9. Ensure that the condensate can discharge freely (without below surrounding surface blockage or restriction of the pipe) into the drain. Sink 10. Examples are shown of condensate pipe methods of termination:- Branch of Tee to be i) via an internal discharge branch ± 10° from vertical 10° 10° (e.g. sink waste)
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7.0 Site Requirements Terminal Position with Minimum Distance (Fig. 17) (mm) a A Directly below an opening, air brick, opening windows, etc. 300 7.8 Flue a B Above an opening, air brick, opening window etc. 300 a C Horizontally to an opening, air brick, opening window etc. 300 NOTE: Due to the high efficiency of the boiler a plume of D Below gutters, soil pipes or drain pipes. 25 water vapour will be discharged from the flue. This should E Below eaves. 25 be taken into account when siting the f
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8.0 Flue Options 8.1 Horizontal Flue Systems Only a flue approved with the Potterton Gold FSB HE 30 can be used. (ii) (i) Concentric The maximum equivalent lengths are 4m (horizontal) or (vertical). Their lengths exclude the standard elbow and flue/terminal assembly (horizontal) and terminal assembly (vertical). Horizontal Any additional “in line” bends in the flue system must be Flue System Examples taken into consideration. Their equivalent lengths are: Concentric Pipes: 45° bend 0.5 m (ii) 93
