Baxi Barcelona Installation And Servicing Instructions
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Baxi Barcelona Installation And Servicing Instructions

Baxi Barcelona Installation And Servicing Instructions

Wall mounted powered flue condensing boiler gas fired central heating unit
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See also: Instructions for Installation and Servicing
Baxi Barcelona
Wall Mounted Powered Flue Condensing Boiler
Gas Fired Central Heating Unit
Installation and
Servicing Instructions
BAXI

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Summary of Contents for Baxi Barcelona

  • Page 1 Baxi Barcelona Wall Mounted Powered Flue Condensing Boiler Gas Fired Central Heating Unit Installation and Servicing Instructions BAXI...
  • Page 2 Product/Production certified by: Notified Body 0086. We hope you get a satisfactory service from Baxi. If not, please let us know. For GB/IE only. Baxi is a BS-EN ISO 9001...

  • Page 3: Table Of Contents

    Contents – page 3 Section Page Introduction General Layout Appliance Operation Technical Data Dimensions and Fixings System Details Site Requirements Installation Electrical 10.0 Commissioning the Boiler 11.0 Fitting the Outer Case 12.0 Servicing the Boiler 13.0 Changing Components 14.0 Short Parts List 15.0 Fault Finding...

  • Page 4: Introduction

    Read the instructions fully before installing or using the appliance Description The Baxi Barcelona is a gas fired room sealed fan assisted condensing central heating boiler. The maximum output of the boiler is preset at 80,000 Btu/hr. The boiler will automatically adjust down to 30,000 Btu/hr according to the system load.

  • Page 5: General Layout

    General Layout – page 5 Layout (Figs. 3,4 & 5) Wall Plate Flue Elbow Heat Exchanger Burner Air Box Fan Protection Thermostat Fan Assembly Condensate Trap User Interface (optional timer available) Gas Tap Gas / Air Ratio Valve Electronics Housing Transformer Flow Pipe Connection Return Pipe Connection...

  • Page 6: Appliance Operation

    Appliance Operation – page 6 Pump Overrun: When the switched live to the boiler switches on or the flow temperature is greater than the set point or anti-cycle finishes then Pump Overrun occurs for 10 seconds (cold) or 60 seconds (hot). The pump is on while the fan, spark generator and gas valve are off.

  • Page 7: Technical Data

    Technical Data – page 7...

  • Page 8: Dimensions And Fixings

    Dimensions and Fixings – page 8 Fig. 6 DIMENSIONS A 600mm B 320mm C 390mm D l25mm Ø Min. E 150mm F 125mm The 3º (1 in 20) fall provided by the elbow is to allow condensate to run back to the boiler, for disposal through the condensate discharge pipe.

  • Page 9: System Details

    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 the Baxi Helpline.
  • Page 10 This must be a minimum of 22mm diameter. It is recommended that an air separator is fitted when using a combined feed and vent pipe. Thermal Stores The Barcelona must not be fitted to thermal stores which override the boiler control system.
  • Page 11 System Details – page 11 Fig 11 6.7 Sealed Systems (Fig. 11) SAFETY VALVE - A safety valve complying with the requirements of BS 6750 Part 1 must be fitted close to the boiler on the flow pipe by means of a horizontal or vertically upward connection with no intervening valve or restrictions and should be positioned to facilitate testing.

  • Page 12: Site Requirements

    WARNING - The addition of anything that may interfere with the normal operation of the appliance without the express written permission of Baxi Limited could invalidate the appliance warranty and infringe the GAS SAFETY (Installation and Use) Fig. 13 REGULATIONS.
  • Page 13 Site Requirements – page 13 Fig14 Ventilation of Compartments (Fig. 14) Where the boiler is installed in a cupboard or compartment, air vents are required (for cooling purposes) in the cupboard or compartment at high and low level which may communicate with a room or direct to outside air.
  • Page 14 Site Requirements – page 14 Fig. 16 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. The following guidelines indicate the general requirements for siting balanced flue terminals.
  • Page 15 Fig. 19 7.12 Vertical Flue Only a flue approved with the Baxi Barcelona can be used. For information on vertical flues consult the Baxi Barcelona Installer Guide or Notes for Guidance supplied with the vertical flue pack.

  • Page 16: Installation

    Installation – page 16 Fig. 20 Check Site Requirements (section 7) before commencing. Initial Preparation The gas supply, gas type and pressure must be checked for suitability before connection (see Section 7.6). NOTE: If the boiler wall plate is to be pre-hung, follow both these instructions and those on the boiler pack.
  • Page 17 Preparing The Boiler Fig. 23 Remove the outer carton. Remove the internal packaging. Lift the outercase upwards and remove (Fig. 23). Baxi Limited declare that no substances harmful to health are contained in the appliance or used during appliance manufacture.
  • Page 18 Installation – page 18 Fig. 24 Fitting The Boiler (Fig. 24) Remove the screw and retaining bracket from the wall plate spring clip. Offer up the boiler to the wall plate and locate the rear bottom edge onto the self locating support at the base of the wall plate.
  • Page 19 Installation – page 19 Making the Gas Connection Fig. 26 Connect the gas supply to the RC½ (½in BSPT internal) gas tap located on the lower right side of the boiler. Fitting The Flue Before fitting the flue, check the condensate drain integrity (see section 8.5).
  • Page 20 13. If necessary fit a terminal guard (see Section 7.11). VERTICAL FLUEING Only a flue approved with the Baxi Barcelona can be used. For information on vertical flues consult the Baxi Gas Central Heating Boilers Installer Guide or Notes for...
  • Page 21 Installation – page 21 Making The Electrical Connections WARNING: This appliance must be earthed The electrical connections are on the right hand side of the unit inside the electrical box. Undo the two screws securing the electrical box cover and remove the cover (Fig. 31). Undo the two screws securing the SL, , N, PF cable clamp and place to one side (Fig.

  • Page 22: Electrical

    Electrical – page 22 Schematic Wiring Diagram...
  • Page 23 Electrical – page 23 Illustrated Wiring Diagram...

  • Page 24: Commissioning The Boiler

    10.0 Commissioning the Boiler – page 24 10.1 Commissioning the Boiler Reference should be made to BS 5449 Section 5 when commissioning the boiler. Flush the whole system using a suitable flushing agent (see Section 6.2) and vent the radiators. Check for water leaks.

  • Page 25: Fitting The Outer Case

    11.0 Fitting the Outer Case – page 25 Fig. 37 11.1 Fitting The Outer Case Position the outercase over the boiler engaging the lugs in the side flanges over the hooks on the wall plate (Fig. 37). Using the two screws supplied in the kit, secure the outercase to the combustion box (Fig.

  • Page 26: Servicing The Boiler

    PCB remains live. Therefore it is important to isolate the electrical supply. Hazardous materials are not used in the construction of Baxi products, however reasonable care during service is recommended. When replacing the combustion box door after servicing it is essential that the retaining screws are tightened fully.
  • Page 27 12.0 Servicing the Boiler – page 27 12.1 Annual Servicing (Cont) NOTE: General cleaning can be undertaken using a vacuum. However debris should only be gently blown off the burner skin due to Its fragile nature. 11. If CO/CO ratio is greater than 0.02 then proceed as follows to allow removal and cleaning of inner and rear heat exchanger flueways: Disconnect the electrical leads to the fan component...

  • Page 28: Changing Components

    PCB remains live. Therefore it is important to isolate the electrical supply. Hazardous materials are not used in the construction of Baxi products, however reasonable care during service is recommended. When replacing the combustion box door after changing components, it is essential that the retaining screws are tightened fully.
  • Page 29 13.0 Changing Components – page 29 13.3 Interface PCB Pull the control knob off the spindle and remove the securing nut and washer (Fig. 47). Release the electrical box securing screw and hinge the electrical box down (Fig. 48). Remove the two rear cover securing screws and remove the rear cover (Fig.
  • Page 30 13.0 Changing Components – page 30 The control and ignition boards can be accessed on the removal of the main electrical box cover. Remove the two screws securing the main electrical box cover (Fig. 51). 13.5 Control Board (Fig. 52) Slide out the control board (right hand side) and disconnect the electrical connections noting their positions.
  • Page 31 13.0 Changing Components – page 31 The fan and venturi, gas valve, injector pipe, condensate trap, fan protection sensor, spark and sensing electrodes can be accessed and changed on the removal of the airbox door panel. Remove the airbox door panel by loosening the four ¼. turn screws (Fig.
  • Page 32 13.0 Changing Components – page 32 Fig. 58 The removal of the fan is necessary to enable the changing of the injector pipe, condensate trap and gas valve (see section 13.9). 13.10 Injector Pipe (Fig. 58) Remove the injector pipe by pulling out from the ‘O’ ring joint in the gas valve.
  • Page 33 13.0 Changing Components – page 33 The burner and heat exchanger can be changed after removal of the combustion box door. To change the heat exchanger, the fan and burner must be removed first (see section 13.9). Remove the combustion box door by removing the four securing screws (Fig.
  • Page 34 13.0 Changing Components – page 34 Fig. 65 13.15 Heat Exchanger Lower Insulation Pad (Fig. 65) Remove all components in the base of the airbox. Remove the burner (see section 13.13). Remove the four bolts securing the combustion box base. Remove the combustion box base.

  • Page 35: Short Parts List

    14.0 Short Parts List – page 35 Short Parts List G.C. Description Manufacturers Part No. E06 058 Flow Temperature Thermistor (Red) 242458 E06 059 Flow Switch 242459 E06 060 Safety Thermostat (Black) 242460 E06 064 Control PCB 242463 E06 065 Ignition PCB 242464 E06 066...

  • Page 36: Fault Finding

    15.0 Fault Finding – page 36...
  • Page 37 15.0 Fault Finding – page 37...
  • Page 38 15.0 Fault Finding – page 38...
  • Page 39 15.0 Fault Finding – page 39...
  • Page 40 15.0 Fault Finding – page 40...
  • Page 41 15.0 Fault Finding – page 41...
  • Page 42 15.0 Fault Finding – page 42 Ignition Lockout...
  • Page 43 15.0 Fault Finding – page 43...
  • Page 44 The Baxi Helplines - page 44 Comp Nº 240818 - Iss 8 - 3/00 For General Enquiries +44 (0)1772 695 555 For After Sales Service +44 (0)1772 695 505 For Technical Enquiries +44 (0)1772 695 504 BAXI Baxi Limited Brownedge Road...

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