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Baxi Solo
WM RS S.S.

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Summary of Contents for Baxi Solo RS

  • Page 1 Baxi Solo WM RS S.S.
  • Page 2 G.C. No 41 077 56.57.58.59 & 60 Additional information for Sealed System variants of the Baxi Solo RS wall mounted boiler These instructions must be read in conjunction with the main instructions for installation and servicing provided with your Baxi Solo RS wall mounted boiler.
  • Page 4 Baxi heating is one of the leading manufacturers of domestic heating products in the U.K. Our first priority is to give a high quality service to our customers. Quality is built into every Baxi product - products which fulfil the demands and needs of modern consumers, offering choice, efficiency and reliability.
  • Page 6 Description The Baxi Solo is a wall mounted room sealed central heating boiler.The appliance is set at its MAXIMUM heat input rating and is designed for use on NATURAL GAS only. The boiler is suitable for use on fully pumped central heating and domestic hot water systems, both open vent and sealed systems.
  • Page 7: Safety Valve

    Sealed Systems 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 8: Make Up System

    MAKE UP SYSTEM A method of replacing water lost from the system should be provided either by means of a make up vessel of not more than 3 Litres (5 pints) capacity, mounted above the highest point of the system. VENTING A method of venting the system during filling and commissioning must be provided by fitting automatic air vents or by venting manually.
  • Page 9 NOTE: The method of connection to the electricity supply must facilitate complete electrical isolation of the appliance. Connection must be made by a fused double pole isolator with a contact separation of at least 3mm in all poles and serving the appliance controls only. Page 5...
  • Page 11 Remove the securing screw and electrical cover fastened to the thermostat box. Bare back the input cable to the dimensions shown. Secure the cable in place with the right hand cable clamp. Fit the electrical input cable as follows. Connect the switched live to the terminal marked "S/L"; connect the permenant live to the terminal marked "P/L";...
  • Page 13: Annual Servicing

    ANNUAL SERVICING For economy and safety reasons, it is . important to service the appliance regularly. Isolate the electrical supply to the boiler. Remove lower door panel following the sequence of diagrams. To remove the outer case from the boiler, take out two screw / washer assemblies. Pull bottom of the outer case forward and lift to clear lower tabs and hooks on mounting plate.
  • Page 14: Changing Components

    CHANGING COMPONENTS When changing components ensure that electrical and gas supplies are isolated.
  • Page 15 Remove lower door panel following the sequence of diagrams. To remove the outer case from the boiler, take out two screw / washer assemblies, Pull the bottom of the outer case forward and lift clear of the lower tabs and hooks on the mounting plate. Draw the outer case forward and clear of the boiler.
  • Page 17 3 Disconnect the overheat thermostat leads from the control valve spade connections. 4 Carefully pull off the thermostat knob. Remove the screw securing the electrical box cover, remove cover. 5 Disconnect the wires of the input and pump outlet cables from the terminal strips. Loosen the screws on the cable clamps.
  • Page 19 Main Thermostat 1 Remove the rear part of the thermostat box by removing the screws at the side. 2 Release the screws securing the main boiler thermostat to the mounting plate. 3 Pull of the spade connectors from the rear of the thermostat, taking note of their orientation. Fit the new thermostat to the mounting plate and reconnect the spade connectors to the appropriate terminals.
  • Page 21 Overheat Thermostat 1 Remove the rear part of the thermostat box by removing the screws at the side. 2 Remove the locknut holding the overheat thermostat in place and withdraw from the control box. 3 Disconnect the two wires from the overheat thermostat and refit them to the new component. Fix the new overheat thermostat in position in the control box and lock in place with locknut.
  • Page 23: Overheat Cut-Off Device

    Gas Valve To change the gas. valve proceed as follows: Remove the controls door panel by: 1 Disconnect the gas union. 2 Disconnect the electrical cable at the gas valve. Pull the clip at the front of the gas valve forward and ease the wire from its clip.
  • Page 24: Fault Finding

    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. Remove the lower door panel by following the sequence of diagrams. Reach into the outer case and locate the reset button at the rear of the control box.
  • Page 25: Short Parts List

    Page 14 SHORT PARTS LIST G.C. No Description Manufacturers Part 397874 Thermostat 227786 397875 Overheat Thermostat 227799...
  • Page 26 Page 15 Baxi heating manufacture a comprehensive range of products for the domestic heating market: Gas Central Heating Boilers (Wall, Floor and Fireside models). Independent Gas Fires. Gas Heaters. Solid Fuel Fires. If you require information on any of these products, please write to the Sales Department at the address below.

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