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General| Boiler Type | Combination |
|---|---|
| Fuel Type | Natural Gas |
| ERP Rating | A |
| Domestic Hot Water Output | 24 kW |
| Efficiency | 93% |
| Output | 24 kW |
| Weight | 32 kg |
| Warranty | 2 years |
| Mounting | Wall |
| Flow Rate | 9.8 l/min |
Legal requirements for gas appliance installation and maintenance.
Ensuring correct electrical connection, fuse rating, and guarantee card submission.
How the boiler works, its dimensions, clearances, and status indicators.
Details on the boiler's built-in frost protection mechanism.
Familiarisation with appliance isolation, controls, and log book.
Description of the boiler's control panel elements and their functions.
Procedure for lighting the boiler and setting heating/hot water temperatures.
Explanation of the SARA function for automatic heating adjustment.
Step-by-step guide to increasing system water pressure and resetting the boiler.
Instructions for shutting down the boiler for short and long periods.
Guidelines for cleaning and maintaining the boiler's external casing.
Actions to take if a gas leak is suspected.
Troubleshooting steps for systems requiring frequent pressure top-ups.
Guidance for tenants and homeowners regarding annual servicing.
Information needed when contacting an engineer for boiler issues.
Instructions for setting the time and programming on/off periods.
Overview of the installation and servicing instructions and Benchmark Scheme.
List and description of the main internal components of the boiler.
How the boiler functions when not actively heating or providing hot water.
Detailed sequence for central heating operation.
Detailed sequence for domestic hot water operation.
Description of the safety mechanisms incorporated in the boiler.
Technical data related to central heating performance and parameters.
Technical data related to domestic hot water performance and parameters.
Specifications for gas input, pressures, and fan operating speeds.
Physical dimensions, required clearances, and connection types.
Electrical specifications, flue details, energy efficiency, and emissions data.
Details on pump performance and DHW flow rate restrictors.
List of relevant British Standards and Building Regulations for installation.
Guidelines for siting the boiler and requirements for gas supply.
Requirements for flue systems, air supply, and water circulation.
Details on pipework, by-pass, drain cocks, and expansion vessels.
Methods for filling the system and low-pressure sealed systems.
Electrical connection requirements and mounting on combustible surfaces.
Specific guidance for timber frames and water treatment procedures.
Notes on using showers with the combination boiler.
List of relevant Irish Standards and Building Regulations for installation.
Guidelines for siting the boiler and gas supply in Ireland.
Requirements for flue systems, air supply, and water circulation in Ireland.
Details on pipework, by-pass, and expansion vessels in Ireland.
Electrical connection requirements and mounting in Ireland.
Guidance for timber frames and water treatment in Ireland.
Notes on shower compatibility for Ireland.
Requirement for a Declaration of Conformity for Irish installations.
Procedures for receiving, checking, and unpacking the boiler.
Steps for securely mounting the boiler and fitting the flue system.
Detailed instructions for connecting the appliance to utilities.
Ensuring the system is ready and performing pre-operation checks.
Procedure for initial boiler ignition and checking gas pressure.
Performing combustion analysis and adjusting gas valve settings.
Completing final checks and instructing the user on operation.
Recommendations for regular servicing and using genuine spare parts.
Steps involved in performing annual servicing of the boiler.
General steps for safely removing internal boiler components.
Procedures for replacing key parts like PCBs, heat exchangers, and gas valves.
Procedures for replacing pumps, valves, thermistors, and flow switches.
Procedures for removing and replacing the flue collector and related parts.
Verifying correct operation across different boiler modes.
Procedure for checking CO2 levels and adjusting the gas valve.
Detailed steps for conducting a combustion analysis.
Procedure for checking the expansion vessel charge pressure.
Testing electrical integrity, polarity, and identifying electrical faults.
Reference values for key boiler components.
Diagrams and guidance for connecting external controls to the boiler.
Instructions for installing the Vokèra mechanical clock kit.
Relevant standards and technical specifications for LPG operation.
Requirements for LPG supply and converting the appliance.
Procedure for CO2 checks and gas valve adjustment for LPG.
Step-by-step guide for performing the CO and combustion ratio check.
Requirement for boiler installation, commissioning, and guarantee registration.
Importance of annual servicing by Gas Safe engineers and record maintenance.
