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User’s Operating Instructions
Baxi Combi Instant 80 HE
Baxi Combi Instant 105 HE
Gas Fired Wall Mounted
Condensing Combination Boiler
Please keep these instructions safe.
Should you move house, please hand
them over to the next occupier.
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Natural Gas Baxi Combi Instant 80 HE o G.C.N 47 075 17 Baxi Combi Instant 105 HE o G.C.N 47 075 19 Where fitted, user label for optional timer to be applied here Baxi 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 designed into every Baxi product - products which fulfil the demands and needs of customers, offering choice, efficiency and reliability. To keep ahead of changing trends,
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Legislation IMPORTANT - Installation, Commissioning, Service & Repair Baxi 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 force, and
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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. Turn off the electrical supply and turn the selector switch on the facia box to the OFF position. Gas Tap 2. Using a suitable open ended spanner or screwdriver turn the square on the gas tap to the left to isolate the gas supply at the boiler (Fig. 1). Fig. 1 3. The isolating valves are positioned under the boiler and can be closed by turning their taps to
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4 3 2.0 Introduction 2.1 Introduction 1. Your Baxi Combi Instant 80 HE or 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. 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 interrupted. Hinged Lower 3. Due to the high efficiency and resul
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4 4 3 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
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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 Pre-Heat: To enjoy optimum performance of the boiler the pre-heat control should be set fully clockwise to the ON posit
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3.0 Operating the Boiler Pump/Low Pressure Neon Air Flow 3.4 Safety Thermostats Monitor Neon Sensor Fault Neons Safety 1. Your Baxi Combi Instant 80 HE or 105 HE is fitted Thermostat with additional safety devices, which shut down the Neon boiler in the event of the system, the boiler or the flue overheating. The safety thermostat neon ( ) will light o o o o o o 30 40 50 60 70 80 in this instance (Fig. 14). 2. To reset: Turn the selector fully anti-clockwise against the spring pressure to
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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 Fig. 18 the 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. 18 & 19). 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 5mm Min 450mm see *NOTE: 4.1 Clearances around the Boiler (Figs. 23 & 24) 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 i
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5.0 Cleaning, Spares & Guarantee 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 IMPORTANT - Only a competent person should be used to service or repair this boiler. 1. Any repairs to the boiler will usually be the responsibility of the Installer during the guarantee period after which spare parts may be obtained through approved Baxi stockists if required. 2. Quote the appliance name
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When contacting Baxi Potterton please have the following information to hand: Appliance Name Model Number Serial Number A label giving these details is situated on the rear of the hinged lower door panel attached to the users operating instruction label. Users Operating Instruction Label Lower Door Panel Label BAXI POTTERTON 923.611.2 A Trading Division of Baxi Heating UK Ltd Brownedge Road Bamber Bridge Preston Lancashire PR5 6UP After Sales Service 08706 096 096 Technical Enquiries 08706 049 0
