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Baxi Fires Division 939 Installer's Manual

Open decorative gas fire
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Model 939
OPEN DECORATIVE GAS FIRE
(GC No. 32-032-54)
We trust that this guide gives
sufficient details to enable this
appliance to be installed and
maintained satisfactorily. However, if
further information is required, our
Baxi Fires Division Technical
Helpline will be pleased to help.
Telephone 08706 061 065 (National
call rates apply in the United
Kingdom)
In the Republic of Ireland
Telephone 0044 8706 061 065.
INSTALLER: Please leave this guide with the
©
Baxi Heating U.K. Limited 2006.
INSTALLER GUIDE
THIS APPLIANCE IS FOR USE WITH
NATURAL GAS (G20).
WHEN CONVERTED USING
CONVERSION KIT NO. 0595211 THIS
APPLIANCE IS FOR USE WITH
PROPANE GAS (G31).
THIS APPLIANCE IS SUITABLE ONLY
FOR INSTALLATION IN THE UNITED
KINGDOM (GB) AND THE REPUBLIC
OF IRELAND (IE).
5116231/02
owner

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Summary of Contents for Baxi Fires Division 939

  • Page 1 However, if WHEN CONVERTED USING further information is required, our CONVERSION KIT NO. 0595211 THIS Baxi Fires Division Technical APPLIANCE IS FOR USE WITH Helpline will be pleased to help. PROPANE GAS (G31). Telephone 08706 061 065 (National...
  • Page 2 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. Baxi Fires Division, Erdington, Birmingham B24 9QP www.firesandstoves.co.uk Because our policy is one of constant development and improvement, details may vary slightly from those given in this publication ©...
  • Page 3 BS EN ISO 9001 quality system accepted by the British Standards Institute. The Highest Standards Baxi Fires Division is a member of the Society of British Gas Industries which works to ensure high standards of safety, quality and performance. Careful Installation Baxi Fires Division is a CORGI registered company.

  • Page 4: Table Of Contents

    INSTALLER GUIDE CONTENTS Section Page 1. SAFETY 2. LIST OF ACCESSORIES 3. APPLIANCE DATA 4. GENERAL INSTALLATION REQUIREMENTS 5. UNPACKING 6. INSTALLATION OF APPLIANCE 7. BURNER AND SUPPLY PIPE INSTALLATION 8. FITTING THE FIREFRONT 9. FITTING THE CERAMIC FUEL EFFECT 10.

  • Page 5: List Of Accessories

    INSTALLER GUIDE 2. LIST OF ACCESSORIES Valor and B&Q models Description Part Number All Models LPG Conversion kit 0595211 ‘Quattro’ / ‘Anthem’, ‘Majestic’ and Models not supplied with a firefront Replacement Chair brick 0552311 Replacement Chair brick Trims Flat Brass effect 0552321 Flat Satin Chrome effect 0552331...

  • Page 6: Appliance Data

    INSTALLER GUIDE Description Part Number Blenheim Firefront (16 inch Fret) Brass effect 9800040 Antique (Black & Brass effect) 9800075 Chrome effect 9800076 Black Cast Iron with Brass Finials 9800039 Blenheim Firefront (18 inch Fret) Brass effect 9800082 Antique (Black & Brass effect) 9800083 Chrome effect 9800084...

  • Page 7: General Installation Requirements

    INSTALLER GUIDE Natural (G20) Propane (G31) * Inlet Pressure 20mbar 37mbar Input - Max. (Gross) 6.85kW (23,400 Btu/h) 6.7kW (22,860 Btu/h) Input - Min. (Gross) 2.3kW (7,850 Btu/h) 4.0kW (13,650 Btu/h) 20.0 ± 1.0mbar (8.0 ± 0.4in 37.0 ± 1.0 mbar (14.85 ± Burner Test Pressure (Cold) w.g.) 0.4in w.g.)

  • Page 8: Replacement Chair Brick

    Into a fireplace that has a fireback of nominal size 400mm and conforming to BS1251. Into a Replacement Chair Brick as below: - ‘Quattro’, ‘Anthem’, ‘Majestic’ and models not supplied with a firefront Into a Baxi Fires Division Replacement Chairbrick. Part number 0552311 ‘Azure’ model Into a B&Q Replacement Chairbrick. Part number 0552301 Suitable flues and minimum flue sizes are as follows: - 225mm x 225mm conventional brick flue.
  • Page 9 INSTALLER GUIDE Figure 1. Hearth and fireplace opening (See section 4.4) Figure 2. Hearth and fireplace opening for installations using the SPANISH BASKET CASTING ONLY (See section 4.4) © Baxi Heating U.K. Limited 2006. Page 9...
  • Page 10 INSTALLER GUIDE Table 1. Flue sizing table. The flue must not be used for any other appliance or application. © Baxi Heating U.K. Limited 2006. Page 10...
  • Page 11 INSTALLER GUIDE Any chimney damper or restrictor should be removed. If removal is not possible, they must be secured in the open position. If the appliance is intended to be installed to a chimney that was previously used for solid fuel, the flue must be swept clean prior to installation. All flues should be inspected for soundness and freedom from blockages.
  • Page 12 INSTALLER GUIDE 4.5 If the Fireplace opening is greater than the acceptable dimensions given in this guide, do not use the back of a fire surround or marble to reduce the opening. This may cause cracking of the surround back or marble 4.6 The appliance must not stand on combustible materials or carpets.
  • Page 13 INSTALLER GUIDE 4.11 Normal adventitious ventilation is usually sufficient to satisfy the ventilation requirements of this appliance. In GB reference should be made to BS 5871 Part 2 and in IE reference should be made to the current edition of IS 813 “Domestic Gas Installations”...

  • Page 14: Unpacking

    INSTALLER GUIDE Firefront Dimension 'X' (mm) Dimension 'Y' (mm) Azure Quattro / Anthem Majestic Portland Figure 4. Appliance dimensions (Firefront may differ from that shown) 5. UNPACKING Contents: Burner assembly Nut & olive for 8mm inlet pipe Screws Plastic screw plugs Fuel bed matrix support plate Self tapping screws Inlet ‘T’...

  • Page 15: Installation Of Appliance

    INSTALLER GUIDE For models supplied with a firefront Firefront and Cover Carefully remove the contents. Take special care in handling the ceramic fuel effect pieces. Check that all the listed parts are present and in good condition. 6. INSTALLATION OF APPLIANCE INSTALLATION 6.1 Fireplace size.
  • Page 16 INSTALLER GUIDE 6.3.2 Burner Tray trim. The trim is not to be fitted to ‘ Anthem’ or ‘Quattro’ models. The fire is supplied with a burner tray trim. Fit the trim as in figure 6. 6.3.3 Burner Positioning The two tags at the side of the burner can be folded against the side of the burner tray.

  • Page 17: Burner And Supply Pipe Installation

    INSTALLER GUIDE (See figure 9). Without disturbing the burner, remove the two screws at the rear of the burner tray (See figure 10). These secure the rear ceramic support bracket to the burner tray. Hold the ceramic support bracket in place.
  • Page 18 INSTALLER GUIDE 7.1 Preliminary burner checks. Some burner operations can be checked at this stage. Checking now will mean that less disassembly will be required if any problems are found. A full check should still be made, however, after final installation. 7.1.1 Lighting the fire If closed open the isolating inlet ‘T’...

  • Page 19: Fitting The Firefront

    INSTALLER GUIDE 8. FITTING THE FIREFRONT 8.1 For models NOT supplied with a Firefront. A slotted firefront with a minimum free area as shown in figure 12 must always be used. For models SUPPLIED with a firefront. The firefront supplied with this fire has been tested and found to be satisfactory for use with this fire.

  • Page 20: Fitting The Ceramic Fuel Effect

    INSTALLER GUIDE 3. Locate the firefront as in figure 14. The screw heads should locate into the slots in the burner tray. 4. The lower 'ashpan' casting should be located as in figure 15. Figure 14. Hanging the firefront Figure 15. Lower ‘ashpan’ location 9.

  • Page 21: Full Operating Checks

    INSTALLER GUIDE 10. FULL OPERATING CHECKS Spillage check. A spillage check must be made before leaving the installed appliance with the customer. Make this with all the ceramic fuel effect pieces and firefronts / castings are in position (See figure 16 ). Close all doors and windows in the room containing the appliance.
  • Page 22 INSTALLER GUIDE electromagnetic valve shutting off the gas supply through the tap causes this sound. The valve is located in the body of the tap. The valve should operate within 60 seconds of the pilot going out. If the valve does not operate within this time limit do not allow the appliance to be used until the fault has been corrected.

  • Page 23: Servicing & Parts Replacement

    INSTALLER GUIDE 11. SERVICING & PARTS REPLACEMENT Always turn off the gas supply before commencing any servicing (The appliance inlet ‘T’ connector incorporates an isolating valve). It is recommended that, at least once a year, the appliance is disconnected and the fireplace opening checked and cleared of any debris.

  • Page 24: To Remove The Complete Burner Unit

    INSTALLER GUIDE figure 17 and tighten the fixing screws. 11.2 To remove the complete burner unit. 1. Remove the firefront and place in a safe position. 2. Remove the ceramic fuel effect. 3. Close the valve in the inlet ‘T’ connector / elbow. 4.

  • Page 25: To Remove The Piezo Generator

    INSTALLER GUIDE pulling forward. 8. Remove the thermocouple by unscrewing the thermocouple nut at the gas valve. 9. Remove the hexagonal nut securing the gas valve to the mounting bracket. 10. Remove the gas valve 11. Refit in the reverse order. 11.5 To remove the piezo generator.

  • Page 26: To Remove The Main Burner Injector

    INSTALLER GUIDE 11.8 To remove the main burner injector. (See figure 21). 1. Remove the burner (See section 11.7). 2. Remove the burner clamping screw (See figure 3. Unscrew the injector from the burner 4. Refit in the reverse order. Figure 21.

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