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User’s Operating Instructions &
Important Warranty Information
Baxi Combi 105 HE
Gas Fired Wall Mounted
Condensing Combination Boiler
Please keep these instructions in a safe place.
If you move house, please hand them over to the next occupier.
© Baxi Heating UK Ltd 2007
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Natural Gas Baxi Combi 105 HE o G.C.N 47 075 18 Where fitted, user label for optional timer to be applied here © Baxi Heating UK Ltd 2007 All rights reserved. No part of this publication may The boiler meets the requirements of Statutory Instrument “ The be reproduced or transmitted in any form or by any means, or stored in any o retrieval system of any nature (including in any database), in each case whether Boiler (Efficiency) Regulations 1993 N 3083” and is deemed to meet electronic, mechani
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Legislation IMPORTANT - Installation, Commissioning, Service & Repair This company declare that no substances harmful to health are contained in the appliance or used during appliance This appliance must be installed in accordance with the manufacturer’s instructions and manufacture. the regulations in force. Read the instructions fully before installing or using the appliance. The appliance is suitable only for installation in GB and IE and should be installed in accordance with the rules in fo
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1.0 Warnings 1.1 In an Emergency If a water or gas leak occurs or is suspected, the boiler can be isolated at the inlet valves as follows; 1. Using a suitable open ended spanner, turn the square 1 nut on the gas tap through 90° ( /4 turn) in a clockwise direction to isolate the gas supply at the boiler (Fig. 1). Gas Tap 2. The isolating valves are positioned under the boiler and can be closed by turning their taps to the right towards the wall (Fig. 2). Fig. 1 3. Call your Installer or Service E
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2.0 Introduction 2.1 Introduction 1. Your Baxi Combi 105 HE is a gas fired, room sealed, powered flue condensing combination boiler, providing central heating for your home and mains fed domestic hot water to taps and shower. It is fully automatic and does not have a pilot light. Boiler frost protection and pump protection are integral features of the appliance. 2. Priority is given to the hot water mode - when a hot water tap is turned on the supply of heat to the central heating circuit is int
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4 3 3.0 Operating the Boiler 3.1 Operating the Boiler 1. Ensure that the electricity and gas supplies are turned on. Check that the central heating pressure is between 0.5 and 1.0 bar (Fig. 4). 2. Turn the On/Off/Reset selector switch either anti- clockwise from the off position (Fig. 6) to both central heating and domestic hot water or clockwise to domestic 6 7 8 9 10 11 hot water only. o o o o o o 30 40 50 60 70 80 3. In either position the green power on indicator ( ) will illuminate (Fi
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3.0 Operating the Boiler 3.2 Temperature Control 1. Central Heating: The central heating hot water flow temperature can be adjusted between 30° C (± 5° C) minimum and 85° C (± 5° C) maximum. 2. Turn the control knob clockwise to increase the temperature (Fig. 9). 3. In normal winter usage we recommend that the central heating temperature be set at maximum. 4. Domestic Hot Water: The temperature of the domestic hot water can be adjusted by turning the control knob clockwise to increase up to a ma
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3.0 Operating the Boiler 3.5 Air Flow Monitor Pump/Low Sensor Fault Pressure Neon Neons 1. The boiler is fitted with an air pressure sensing device. Air Flow Monitor Neon This monitors the flue system. 2. If the neon illuminates ( ) it indicates that the flue o o o o o o 30 40 50 60 70 80 or flue terminal is blocked or obstructed in some way, or that there is an internal fault. If there is no external blockage of the flue terminal that can be easily removed contact your Installer or Ser
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4 4 4 4 3 3 3 3 3.0 Operating the Boiler Pressure Gauge 3.9 Central Heating System Pressure 2 1. The water pressure in the central heating system is indicated by the pressure gauge. bar 2. With the system cold and the boiler not operating the Fig. 15 pressure should be between 0.5 and 1.0 bar. During Normal Pressure (when cold) operation the pressure should not exceed 2.5 bar, and will normally be between 1.0 and 2.0 (Figs. 15 & 16). 3. A pressure of 3 or greater indicates a fault. The safety 2
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4.0 Clearances and Check List 20mm/5mm Min See * NOTE: 5mm Min 450mm 4.1 Clearances around the Boiler (Figs. 20 & 21) 1. The minimum clear spaces needed around the boiler 200mm Min measured from the casing are as follows: Top - 200mm Bottom - 200mm Left Side - 5mm Right Side - 20mm/5mm Front - 5mm (In Operation) - 450mm (For Servicing) * NOTE: The boiler can be operated with a clearance of 5mm at the right. This is also sufficient for routine maintenance. However a clearance of 20mm is required
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5.0 Care of the Boiler 5.1 Cleaning the Outercase The painted panels should be wiped with a damp cloth and then dried completely. DO NOT USE ABRASIVE CLEANING AGENTS. 5.2 Spare Parts 1. Once outside the guarantee period any spare parts may be obtained through approved Baxi Heating UK Ltd stockists if required. 2. Quote the boiler name, model number (found on the reverse of the facia cover) and where possible the part number when ordering spares. A short parts list is included in the Installation
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Please complete the boxes below 9.0 Warranty & Service Serial Number Standard Warranty Term & Conditions 12 Months Free Warranty - register today To receive your 12 months free warranty please complete the form supplied with the boiler or simply call heateam, the service of Baxi Heating UK Ltd on 08706 000 653. Our promise to you If you experience a fault with your new boiler, we aim to provide a safe and high quality repair service supported by our dedicated national network of Date of Install
