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Diy how-to on balancing the radiators on a central heating system by adjusting the flow of water through the valves to maintain even temperature.
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Diy guide to bleeding radiators on a central heating system using a radiator key to remove excess air, thats causing the radiator top to be cold.
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Tips and advice on the checks and adjustments you can carry out to keep your boiler and central heating system running efficiently to save money and stay warm in winter
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Central heating pumps can fail or develop faults. Check electrical connections first before following this guide showing how to remove the old pump and replace with a new circulating pump of the same size.
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Diy how-to guide to heating systems (pumped and sealed) with information on the controls for the central heating and hot water.
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Cleaning a central heating system to reduce corrosion and remove sludge and scale will prolong the life of boilers, pumps and valves, radiators and pipe work. Draining, refilling, adding cleaner and flushing the system before adding inhibitor wil ...
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A hot water cylinder thermostat senses the temperature of the water inside the cylinder. This guide explains step by step how to remove and replace a damaged or faulty stat with a new unit.
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How to drain down a central heating system to carry out repairs or add a radiator. With details for turning off the water supply to the feed and expansion tank, emptying the radiators and refilling the system.
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Guide explaining how to drain down a sealed central heating system to empty all water from the radiators and pipe work allowing maintenance and repairs to be carried out before refilling the system with water again.
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Draining down a vented central heating system to empty all water from the radiators and pipe work allowing maintenance and repairs to be carried out before refilling the system with water again.
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The feed and Expansion cistern enables the system to be filled and allows for expansion of the water as it heats up. The open vent or safety vent overhanging the F&E cistern deals with pressure variations which would otherwise cause problems. ...
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Air can get trapped in a central heating circuit either as a result of following an incorrect refilling order or because air is getting drawn in. Bleeding the radiators and the circulating pump can release the air lock
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A range of controls, programmers and thermostats are used to switch central heating and hot water circuits on and off and to control the temperature. These range from simple timers and room thermostats to full programmers with day and weekend set ...
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There are many types of valve used in the control of central heating and hot water systems - From motorised two port and three port valves including diverter and mid-point valves to thermostatic radiator valves and bypass valves
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How to prevent corrosion in radiators and heating pipes by adding inhibitor to prevent leaks from pin holes and rust.
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The hot water on a vented system can become air locked if the cold water storage cistern runs dry and air can be drawn in via the vent pipe causing spluttering. These problems can be resolved following our guide to clearing air between taps and c ...
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On vented systems, the hot water for the house is supplied via a hot water cylinder and this may be heated with a direct system or an indirect system. Heat is supplied by a boiler but may also include an immersion heater. The hot water cylinder i ...
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How to cure leaks in pipes and valves supplying water to central heating and radiators. Repairing solder and compression joints and tightening valve nuts to prevent water leaking.
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Motorised valve faults can be due to a seized valve or a faulty actuator. This guide explains how to replace the actuator as well as how to replace the complete motorised valve
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How to solve problems with cold radiators and loss of heating or hot water. Including information on the overflow of water from the feed and expansion tank.
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How to solve problems with heating or hot water. Curing noise including knocks creaks and humming from heating system and boiler.
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How to add a new central heating radiator including information on draining down the system, measuring and fixing the radiator on its barackets and plumbing the copper flow and return pipes and valves.
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Diy help on choosing a suitable position to fit radiators when installing central heating. Showing air flow and heat loss considerations.
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Diy how-to on re-fitting a radiator on a central heating system, showing how to connect the pipes and tighten valves. And then how to re-fill the radiator.
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How to remove a radiator from a central heating system, showing how to drain the water and disconnect the pipes and valves.
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Guide to fitting new radiator valves or replacing manual with thermostatic radiator valves explaining step by step how to remove the old valve and correctly fit the new valve.
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Guide to radiator types and choices - fan assisted and low level skirting heaters. Including a room temperature guide to help with choosing the right size of radiator.
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Digital room thermostats offer improved control and energy savings compared to old mechanical room stats. Step by step instructions showing how to replace a mechanical thermostat with a digital programmable room thermostat.
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Our top ten central heating tips aim to help you stay safe as well as keep your system working efficiently. There’s also advice on reducing heating costs and therefore fuel bills.
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Understanding the different types of central heating system will help to identify the system in your house. This guide explains the differences – gravity heating systems, semi gravity systems, one pipe and two pipe systems as well as fully pump ...
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