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Lists suitable Vaillant VANTAGE cylinder models for various property types and bathroom configurations.
Illustrates the primary circuit flow, including boiler, cylinder, pump, and diverter valve connections.
Depicts the secondary connections, showing safety devices, expansion vessel, and water outlets.
Explains how the domestic hot water temperature is controlled via thermostat and diverter valve.
Describes how central heating is managed using the diverter valve and external controls.
Details the components built into Vaillant wall-hung boilers for the primary system.
Lists and describes the safety and control devices for unvented DHW operation.
Explains the role of the immersion heater as auxiliary backup for domestic hot water.
Describes the secondary return connection for larger systems and potential recirculation.
Specifies ideal locations and conditions for installing the VANTAGE cylinder.
Details the necessary mains water supply pressure and flow rate for optimal performance.
Covers correct sizing, balancing, and pipe capacities for the secondary water distribution.
Specifies the minimum pipe size and considerations for the primary heating circuit.
Outlines pipe sizes, resistance limits, and examples for safe discharge pipe installation.
Provides guidance on suitable locations for high-level discharge points, considering safety.
Details how to connect the primary flow and return pipes to the 3-port valve and cylinder.
Explains the installation of cold water control valves, expansion vessel, and mains supply.
Instructs on connecting relief valves to the tundish and routing the discharge pipe.
Guides on wiring the immersion heater, cylinder thermostat, and boiler controls to a wiring centre.
Details wiring schemes for various programmers, room thermostats, and the cylinder thermostat.
Provides steps for filling and flushing the domestic hot water side of the system.
Guides on filling, venting, and setting the primary central heating circuit and components.
Details checks and procedures for operating the boiler and ensuring correct system function.
Covers instructions for the end-user on operation, maintenance, and frost protection.
Outlines the mandatory annual checks and maintenance procedures for the cylinder.
Provides diagnostic flowcharts to identify and resolve common faults with the VANTAGE cylinder.
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General