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Baxi Solo 2 PF Installation And Servicing Instruction

Wall mounted powered flue gas fired central heating unit
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Baxi Solo 2 PF
Wall Mounted Powered Flue
Gas Fired Central Heating Unit
o
Comp N
230988 - Iss 22 – 11/98
Installation and
Servicing Instructions
Please leave these instructions with
the user.

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Summary of Contents for Baxi Solo 2 PF

  • Page 1 Please leave these instructions with Baxi Solo 2 PF the user. Wall Mounted Powered Flue Gas Fired Central Heating Unit Comp N 230988 - Iss 22 – 11/98 Installation and Servicing Instructions...
  • Page 2 41 075 01 Baxi Solo 2 80 PF G.C. N 41 077 75 Baxi Limited is one of the leading manufacturers of domestic heating products in the UK. Our first priority is to give a high quality service to our customers. Quality is built into every...

  • Page 3: Table Of Contents

    Contents - Page 3 Section Page Introduction Technical Data System Details Site Requirements Installation Commissioning the Appliance Fitting the Outercase Overhead Cut-Off device Annual Servicing 10.0 Changing Components 11.0 Short Parts List 12.0 Fault Finding...

  • Page 4: Introduction

    Introduction – Page 4 1.1 Description 1. The Baxi Solo 2 PF is a gas fired room sealed fan assisted central heating boiler with range rated outputs as shown In the table below 2. Each appliance is preset at a MID RANGE heat input rating and is designed for use on NATURAL GAS only.

  • Page 5: Technical Data

    Technical Data – Page 5 Model Heat Output (Max) 11.72 14.65 17.58 20.5 23.45 Btu/h 30,000 40.000 50,000 60,000 70,000 80,000 Heat Output (Min) 5.86 9.09 12.02 14.95 17.88 20.8 Btu/h 20,000 31,000 41,000 51,000 61,000 71,000 Heat Input (Max) 10.99 14.65 18.32...
  • Page 6 Technical Data – Page 6...

  • Page 7: System Details

    (Test kits are available from inhibitor stockists.) • For information or advice regarding any of the above contact the Baxi Helpline. 3.2 Bypass Requirements 1. The boiler is fitted with a pump overrun device which allows the removal of residual heat from the boiler.
  • Page 8 System Details – Page 8 3.3 Pipework 1. The sizes of flow and return pipes from the boiler should be determined by normal methods, according to the requirements of the system. 2. An 11º C (20º F) drop in temperature across the system is recommended.
  • Page 9 ‘Specifications for Domestic Wet Central Heating Method of determining minimum value of expansion vessel Systems’. volume for sealed systems using Baxi Boilers 4. FILLING POINT - A filling point and an approved stop valve to BS 1010 must be fitted at low level and the method used for filling the system should be approved by the local water undertaking.

  • Page 10: Site Requirements

    Site Requirements – Page 10 4.1 Location 1. The appliance may be tilted to any suitable wall with the flue passing through an outside wall and discharging to atmosphere in a position permitting satisfactory removal of combustion products and providing an adequate air supply (Fig.
  • Page 11 WARNING - The addition of anything that may interfere with the normal operation of the appliance (e.g. FLUE DAMPERS, ECONOMISERS.etc.) without the express written permission of Baxi Heating Ltd could invalidate the appliance warranty and infringe the GAS SAFETY (Installation and Use) REGULATIONS.
  • Page 12 MUST NOT BE REMOVED when the appliance is installed in a compartment or cupboard. 2. B.S. 5440 Part 2 Clause 4.2 refers to room sealed appliances installed in compartments. The Solo 2 PF will run sufficiently cool without ventilation 4.6 Gas Supply (Fig. 13) 1.

  • Page 13: Installation

    Installation – Page 13 5.1 Initial Preparation 1. Unpack contents of carton. 2. Remove the lower door panel from the outer case. Remove the 2 screws holding the outer case to the combustion box. 3. Place the ready assembled outer case in a safe place until required.
  • Page 14 Installation – Page 14 5.2 Fan Outlet Restrictor (30, 40, 50. 60, 70 and 80) Rear Flue only up to 686mm (27 in) 1. Release the four latches holding the combustion box door (Fig 16a). Remove the combustion box door by pulling forward from the bottom and unhooking its top edge (Fig.
  • Page 15 1. For installations where the flue terminal is inaccessible from the outside, an internal fitting kit is available. This can be obtained free of charge from your local merchant quoting Baxi Part Nº 226441. 2. If using the internal fitting kit a 117mm (4 diameter hole is required.
  • Page 16 Installation – Page 16 5.5 Rear Flue Preparation 1. Measure the wall thickness (Fig. 22) and to this dimension add 60mm (2 in). 2. Take the flue duct and mark off wall thickness + 60mm in) from the swaged end of the duct and cut to size (Fig.
  • Page 17 Installation – Page 17 5.6 Assembly of Rear Flue 1. Remove the rear air box blanking plate from the back plate by releasing the three screws (Fig. 27). 2. Remove the blanking cap at the rear of the turret, by pushing and turning anti-clockwise to release the bayonet fitting (Fig.
  • Page 18 Installation – Page 18 5.7 Fitting the Back Plate 1. Engage the assembly into the hole previously cut in the wall and slide in place (Fig. 31). 2. Secure the assembly to the wall at the previously drilled anchorage points with suitable screws (Fig. 31). Before finally tightening the screws, check that the assembly is level.
  • Page 19 Installation – Page 19 5.8 Left or Right Flue NOTE: if the flue terminal is inaccessible from outside the building, it is necessary to fix the internal fitting kit in position before continuing with the installation. (See section 5.15 Internal Fitting Kit of these instructions).
  • Page 20 Installation – Page 20 5.9 Side Flue Preparation 1. For both Left and Right Hand Flue – Measure the distance from the wall to the nearest line marked from the template. This will be known as distance R (Fig. 40). 2.
  • Page 21 Installation – Page 21 5.10 Fitting the Flue and Back Plate 1. NOTE: There are two options for fitting the flue and back plate they are: Method A - Fitting the flue and back plate as an assembly (usually used where there are no side clearance problems).
  • Page 22 Installation – Page 22 5.11 Method A (Cont) 7. Engage the assembly into the hole previously cut in the wall and slide into place. 8. Secure the assembly to the wall at the previously drilled anchorage points with suitable screws. Before finally tightening the screws, check that the assembly is level (Fig.
  • Page 23 Installation – Page 23 5.12 Method B 1. Remove the left or right hand air box blanking plate, as appropriate, from the back plate air box by releasing the three screws (Fig. 54). 2. Rotate the turret to face the selected opening (Fig. 55) and remove the side blanking cap by pushing in and turning anti-clockwise to release the bayonet fitting (Fig.
  • Page 24 Installation – Page 24 5.13 Terminal Guard 1. When codes of practice dictate the use of terminal guards, they can be obtained from most plumbers and builders merchants nationwide. 2. When ordering a terminal guard, quote the appliance model number. 3.
  • Page 25 Installation – Page 25 5.15 Internal Fitting Kit 1. The internal fitting kit (available from merchants free of charge quoting Baxi Part N .226441) is suitable for walls between 100mm (4in) and 280mm (11 in) in thickness. 2. TO INSTALL THE KIT- Mark the flue hole centre as described in section 5.4 or 5.8.
  • Page 26 Installation – Page 26 5.15 Internal Fitting Kit (Cont) 6. Refit the end piece to the liner and open out to the thickness of the wall. Seal the two pieces together using the tape provided with the kit (Fig 64). 7.
  • Page 27 Installation – Page 27 5.16 Fitting the Combustion Box 1. Offer up the combustion box to the back plate and locate the rear bottom edge of the combustion box onto the self locating support at the base of the wall plate (Fig. 69).
  • Page 28 Installation – Page 28 5.17 Electrical Connections...
  • Page 29 Installation – Page 29 5.18 Making the Electrical Connections 1. Remove the cover from the control box by removing the 2 screws (Fig. 72). 2. Slide the box forward for easier access. 3. The terminal strips may be removed by carefully pulling them forward.
  • Page 30 Installation – Page 30 5.19 Water Connections 1. The boiler has two side water connections, the top connection being FLOW and the bottom connection being RETURN (Fig. 75). 2. It is essential that FLOW and RETURN pipes are connected to the correct fittings. 3.

  • Page 31: Commissioning The Appliance

    Commissioning the Appliance – Page 31 6.1 Commissioning the Appliance 1. Flush the whole system In accordance with BS 5793:1992 (see Section 3.1 Water Circulating Systems). Check for water leaks. 2. Purge away air from the supply pipe at the gas service cock.
  • Page 32 Commissioning the Appliance – Page 32 6.1 Commissioning the Appliance (Cont) 1. From the table opposite check that the main burner pressure is correct after the appliance has been running for 10 minutes. 2. Check for gas soundness, with main burner alight, using leak detection fluid.

  • Page 33: Fitting The Outercase

    Fitting the Outercase – Page 33 7.1 Fitting the Outercase 1. The warning label may be removed unless the boiler is to be fitted within a cupboard. 2. Taking the ready assembled outercase, the front door of which has already been removed, proceed as follows: 3.

  • Page 34: Overhead Cut-Off Device

    Overheat Cut-oft Device – Page 34 8.1 Operation 1. The overheat cut-off device is of the manual reset type and therefore It is important that the user knows how to reset the control should it ever cut out. NOTE: Cut-out is indicated by illumination of the neon light on the control box.

  • Page 35: Annual Servicing

    Annual Servicing – Page 35 9.1 Dismantling the Boiler 1. To ensure its continued safe and efficient operation, it is important that the appliance is regularly serviced. (For location of British Gas service test point see Changing Components section of these instructions). 2.
  • Page 36 Annual Servicing – Page 36 9.2 Cleaning the Combustion Box 1. Remove the burner assembly by pulling It forward (Fig. 94). 2. Lightly brush any dirt from the top of the burner blades and ensure that the ports are free from obstruction. 3.

  • Page 37: Changing Components

    10.0 Changing Components – Page 37 10.1 Changing Components 1. When changing components ensure that the gas and electrical supplies are isolated before the work is started. 2. Before changing any components please read Section 1.3 Important Information. 3. Remove the outer case lower door panel (Fig. 98). 4.
  • Page 38 10.0 Changing Components – Page 38 10.3 Ignition Electrode (Fig. 104) 1. Disconnect the spark electrode lead at the electrode. 2. Unscrew the electrode from the manifold and withdraw the electrode. 3. Replace the new electrode in reverse order, ensuring that the sleeving is pushed over the end of the electrode.
  • Page 39 10.8 Fan (Fig.111) IMPORTANT - 80 PF Models Only. On appliances up to serial nº 8999 use replacement fan Baxi Part Nº 229422 G.C.Nº 364 979. From serial nº 9000 use replacement fan Baxi Part Nº 237578 G.C.Nº 170 615.
  • Page 40 10.0 Changing Components – Page 40 10.10 Burner (Fig. 113) 1. Remove the burner assembly, by pulling it forward. 2. Fit new burner and re-assemble all components in reverse order of dismantling. 10.11 Burner Injector (Fig. 114) 1. Release and remove the burner injector which is screwed into the burner feed manifold.

  • Page 41: Short Parts List

    11.0 Short Parts List – Page 41 11.1 Short Parts List Description Model G.C. Manufacturers Part No. Burner 30-40-50 364 878 231708 60-70-80 364 879 231709 Burner Injector 364 880 231354 364 881 231355 364 882 228104 364 873 231776 E01 623 239619 364 981...

  • Page 42: Fault Finding

    12.0 Fault Finding – Page 42 and 43 Click here for Helplines 42 & 43...

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