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Explains the working principle of a condensing boiler and heat recovery.
Provides recommended parameters for heating system design to achieve maximum boiler efficiency.
General description of the boiler's automatic operation and On/Off switch.
Details on accessing and identifying boiler controls on the front panel.
Step-by-step guide for safely lighting the boiler.
Instructions for turning the boiler off for short and long periods.
Troubleshooting steps for when the boiler burner fails to ignite.
Information about the correct type of fuel and handling fuel delivery.
Notes on boiler thermostat, lock-out reset, safety thermostat, and ventilation.
Specifies the required electricity supply voltage, frequency, and fuse rating.
Explains requirements and procedures for sealed central heating systems, including filling and pressure.
Provides detailed technical specifications and performance data for the boiler models.
Technical data specific to sealed central heating systems.
Table detailing specifications like heat output, efficiency, nozzle, and fuel flow for different models.
Diagrams showing the physical dimensions of the boiler models.
Overview of the boiler's design, enclosure, and suitability for heating systems.
Lists key components like burners, thermostats, and control panel features.
Lists relevant building regulations and British Standard codes for installation.
Details requirements for fuel storage, pipes, and connection types.
Guidelines for safe and appropriate fuel tank storage.
Specifications for fuel supply pipes, including materials and remote sensing fire valves.
Explains the single pipe fuel supply system and its connection requirements.
Details the two-pipe fuel supply system, its configuration, and component requirements.
Describes the Tiger Loop system for oil deaeration in single-pipe lifts.
Specific instructions for connecting a two-pipe oil supply to the Riello RDB burner.
Instructions for connecting the fuel supply line to the boiler.
Details the required electrical supply, earthing, circuit protection, and wiring regulations.
Information on the factory-fitted frost thermostat and system protection.
Guidelines for positioning the boiler, including clearances and surface requirements.
Specifies compatible pipe materials for different system types.
Diagrams and table showing minimum safe distances for flue terminal positions.
Instructions for making flow and return water connections, including sealing and flushing.
Diagrams showing the location of key boiler components like the automatic air vent and condensate trap.
Requirements for sealed central heating systems, including components like expansion vessels and safety valves.
Specific requirements for underfloor heating systems, particularly return water temperature.
Instructions for safely disposing of condensate produced by the boiler.
Steps for safely unpacking the boiler and its components.
Guidance on preparing the wall, pipework, and electrical supply for boiler installation.
Instructions for installing a vertical flue system, including component availability.
Detailed steps for connecting the boiler to the water system, including sealing and flushing.
Instructions for fitting the sealed system kit for the 15/26 model.
Instructions for fitting the sealed system kit for the 26/36 and 36/46 models.
Step-by-step guide on how to fill and vent a sealed central heating system.
Information on checking and setting expansion vessel pressure for system safety.
Instructions for safely connecting the boiler's power supply.
Instructions for connecting the fuel supply line to the boiler.
Diagram and identification of the Riello RDB burner components.
Detailed steps for safely commissioning the boiler to ensure efficient operation.
Performing final checks, CO2, flue gas temperature, smoke number, and system balancing.
Key information to be communicated to the boiler user regarding operation, servicing, and safety.
Essential checks and safety precautions to take before starting boiler servicing.
Steps for safely dismantling the boiler casing and components for servicing.
Procedures for cleaning the boiler's internal components, baffles, and heat exchanger.
Detailed instructions for cleaning the combustion head, electrodes, nozzle, photocell, fan, and pump filter.
Electrical wiring diagram for the Vortex Outdoor Module, showing connections.
Information on the Grant programmable room thermostat and its features.
Example wiring diagram for a typical Honeywell S Plan control system.
Table of common boiler faults and their corresponding remedies.
Flow diagram to diagnose faults specific to the Riello RDB burner.
List of spare parts for the Vortex Outdoor Module with part numbers.
Exploded view diagram of the Riello RDB burner with component part numbers.
Information on hazards and precautions related to insulation materials.
Information on hazards and precautions related to silicone elastomer sealants.
Information on hazards and precautions associated with kerosene and gas oil fuels.
Declaration of conformity with EC directives for safety, EMC, and efficiency.
General