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General| Type | Combi Boiler |
|---|---|
| Fuel Type | Natural Gas |
| Dimensions | 780 x 450 x 345 mm |
| Mounting | Wall Mounted |
| ERP Rating | C |
| Central Heating Pressure | 1.0 to 2.5 bar |
| Domestic Hot Water Output | 10.5 kW to 30.1 kW |
Provides details on the boiler's type, output, fuel, and system compatibility.
Outlines installation requirements, regulations, and standards for safe setup.
Lists available accessories and additional components for the boiler.
Details the components and parts of the boiler with numbered references.
Explains how the boiler functions when providing central heating.
Describes the operation sequence for providing domestic hot water.
Details the boiler's function to prevent freezing in cold conditions.
Explains the automatic operation to prevent pump seizure.
Provides specific technical specifications for the Baxi Combi 80e model.
Provides specific technical specifications for the Baxi Combi 105e model.
General information regarding water byelaws and approved product status.
Details on system type, flushing, and inhibitor requirements for central heating.
Information on the automatic integral bypass fitted to the boiler.
Requirements for external controls like timers and thermostats.
Details on the expansion vessel for central heating systems.
Information and safety requirements for the pressure relief valve and discharge pipe.
Recommendations for shower controls and compatibility.
Advice on treating mains water in hard water areas.
Installation must be by a registered installer following regulations.
Lists relevant British Standard codes for gas and water installations.
Specifies necessary clearances around the boiler for installation and servicing.
Guidelines for choosing a suitable location for the boiler installation.
Requirements for ventilation when installing in cupboards or compartments.
Details on gas installation, pipework size, and connection.
Requirements for electrical connections, earthing, and isolation.
Regulations and positioning requirements for flue terminals.
Details on flue lengths, bends, and equivalent lengths.
Instructions for fitting the flue terminal trim.
Guidelines for fitting a terminal guard.
Illustrates various flue configurations and their maximum lengths.
Steps for preparing the site, marking, and flushing the system.
Steps for unpacking and preparing the boiler for mounting.
Instructions for mounting the boiler and connecting the discharge pipe.
Instructions for installing the horizontal flue system.
Guides for connecting power, controls, and performing preliminary electrical checks.
Step-by-step guide for initial boiler setup and system checks.
Procedure for setting and checking the burner gas pressure.
Final steps including user instruction and log book handover.
Procedures for routine annual maintenance of the boiler.
Continues annual servicing procedures, including cleaning DHW filters.
Instructions for replacing the pressure switch component.
Procedure for replacing the fan assembly.
Steps for replacing the heat exchanger unit.
Procedure for removing and replacing the burner.
Instructions for replacing injectors and electrodes.
Steps for replacing insulation pieces within the boiler.
Instructions for replacing the gas valve and temperature sensors.
Procedure for replacing the pump and automatic air vent.
Steps for replacing the pressure gauge, expansion vessel, and spark generator.
Instructions for replacing the pressure relief valve, PCB, and selector switch.
Instructions for replacing the plate heat exchanger and diverter valve.
Procedures for replacing diverter valve parts and flow regulator.
Initial checks for gas, water, and electrical supplies before troubleshooting.
Troubleshooting guide for central heating operational faults.
Troubleshooting guide for domestic hot water operational faults.
Detailed diagnostic steps for common fault scenarios.
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