Baxi Main Combi 24 HE Installation And Service Instructions Manual
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This is in addition to the Benchmark Commissioning Checklist. Fit the new switch, ensuring that it is correctly Facia positioned and reassemble in reverse order.
Drain Pipe © Baxi Heating UK Ltd 2011... © Baxi Heating UK Ltd 2011...
FREE BOILER MANUALS - © Baxi Heating UK Ltd 2011... Pump Wiring Cover Fig.
© Baxi Heating UK Ltd 2011... © Baxi Heating UK Ltd 2011 All rights reserved. No part of this publication may be reproduced or transmitted in any form or by any means, or stored in any retrieval system of any nature including in any database , in each case whether... BS 7074 Expansion vessels and ancillary equipment for sealed water systems. © Baxi Heating UK Ltd 2011... IF IN ANY DOUBT DO NOT HANDLE OR LIFT THE BOILER - OBTAIN ADVICE OR ASSISTANCE BEFORE PROCEEDING!! © Baxi Heating UK Ltd 2011... The Main Combi 24 HE is a fully automatic gas fired wall mounted condensing combination boiler. It is room sealed and fan assisted, and will serve central heating and mains fed domestic hot water. The boiler will not operate and the integral timer if fitted will require resetting once the selector switch is turned to either the DHW or CH position. To comply with the Water Byelaws your attention is drawn to the following installation requirements and notes IRN. A remote relief valve kit is available to enable the boiler to be installed in cellars or similar locations below outside ground level kit no. © Baxi Heating UK Ltd 2011... If the area of the installation is recognised as a HARD WATER AREA then a suitable device should be fitted to treat the mains water supply to the boiler. Contact your Water Distribution Company for advice on suitable devices. © Baxi Heating UK Ltd 2011... This should be considered when siting the appliance and in the event of any subsequent alteration in the area of installation. Likely flue positions requiring Fig. Using the screws previously removed secure the inlet adaptor to the top panel. Continue to fit the twin flue system. Position of Restrictor Air Duct Adaptor Gasket Restrictor Gasket © Baxi Heating UK Ltd 2011... If required a flue deflector is available from your Main stockist. Push the flue deflector over the terminal end and rotate to the Fig. Secure the deflector to the terminal with screws provided. © Baxi Heating UK Ltd 2011... It is NOT necessary to fit a terminal guard over the air inlet or the plume outlet. © Baxi Heating UK Ltd 2011... A - 93° Elbow 5121369 B - 45° Elbow Pair 5121370 Fig. © Baxi Heating UK Ltd 2011... Stand the boiler on its base by using the rear lower edge as a pivot. NOTE: A small amount of water may drain from the boiler in the upright position. Complete the discharge pipework and route it to the outside discharge point. IMPORTANT: Make all soldered joints before connecting to the safety pressure relief valve. Pressure Relief Valve Fig. IMPORTANT: Check all dimensions before cutting. Fit the flue trim if required, and if necessary fit a terminal guard see Section 8. Only a flue approved with the Main Combi 24 HE can be used. Hydraulic Differential Pressure Switch DHW Flow Priority Microswitch Fig. Power On Neon Hot Water Central Heating Temperature Control Temperature Control Fig. Once the pressure has been set turn the boiler off and disconnect the pressure gauge. Tighten the pressure test screw and refit the modulator to the valve. Reassemble in reverse order. © Baxi Heating UK Ltd 2011... This is in addition to the Benchmark Commissioning Checklist. Hand over the Users Operating, Installation and Servicing Instructions, giving advice on the necessity of regular servicing. Remove the four screws securing the combustion box door and remove the door Fig. Sensing Tube Ease Outlet Pipe Clamp To The Left Fig. Complete the relevant Service Interval Record section of the Benchmark Commissioning Checklist at the rear of this publication and then hand it back to the user. Remove the two screws holding the pressure switch to the bracket on the combustion box top panel. Fit the new pressure switch and reassemble all components in reverse order of dismantling. Engage the burner location brackets over the studs on the injector manifold and reassemble in reverse order. Burner Electrodes Electrode Grommets Fig. The combustion box door insulation piece can be Rear Insulation replaced by carefully bending up the two retaining tabs. Replace all insulation pieces and reassemble in reverse order. Remove the screws securing the thermostat to the mounting plate on the flow pipe. Reassemble in reverse order. The thermostat is not Sensor polarised - either wire can fit either terminal on the thermostat. Reassemble in reverse order. Pump Wiring Cover Fig. From underneath the boiler remove the screws securing the trap bracket. Remove the trap and bracket from the boiler. Undo the locknut securing the trap to the bracket. Reassemble in reverse order. Drain Pipe © Baxi Heating UK Ltd 2011... Remove the screws securing the switch to the facia panel. Fit the new switch, ensuring that it is correctly Facia positioned and reassemble in reverse order. Remove the plastic disc and pushrod assembly. Plastic Disc Carefully examine the diaphragm and replace it if there is any damage. Reassemble in reverse order. Unscrew the venturi and remove the flow regulator. Check the cleanliness of the filter gauze, rinsing Regulator thoroughly in clean water as necessary. Fit the new Venturi flow regulator and reassemble in reverse order. Pull the two wires off the terminals on the flue overheat thermostat. Unscrew the thermostat from the adaptor in the outlet elbow. Reassemble in reverse order of dismantling. Diverter valve spindle Primary water diverted to assembly faulty CH system. DHW flow switch released off Operation sequence correct Burner goes out Fan stops Pump stops © Baxi Heating UK Ltd 2011... If the boiler does not relight or repeatedly cuts out check the operation of the flue system or replace the flue overheat thermostat. If the boiler does not relight after resetting, blockage of the Flame Failure condensate drain or trap has occurred. Power On Burner On Flame Failure Power On © Baxi Heating UK Ltd 2011... CV34 4LL After Sales Service 0844 871 1570 Technical Enquiries 0844 871 1555 Website www.
© Baxi Heating UK Ltd 2011. Reassemble in reverse order. Show More Show Less. Complete the discharge pipework and route it to the outside discharge point. © Baxi Heating UK Ltd 2011. Remove the four screws securing the combustion box door and remove the door Fig. The water pressure in the central heating system is indicated by the pressure gauge. © Baxi Heating UK Ltd 2011. © Baxi Heating UK Ltd 2011 All rights reserved. © Baxi Heating UK Ltd 2011.
