Central Heating System Diagram

Single pipe feed and return micro bore.

Central heating system diagram.

An air handler is usually a large metal box containing a blower heating or cooling elements filter racks or chambers sound attenuators and dampers. Activate the heating pump and re vent the system. There are almost infinite variations but there are four main types. Water central heating the pipework.

Then switch on the boiler and balance the flow of heated water to each radiator by using the lock shield valves. The diagrams below show three central heating types. Air handling unit ahu. The vented boiler regular boiler and combination boiler systems probably account for over 95 of water based central heating installations.

Another hurriedly thrown together page i m afraid people often ask me for central heating diagrams showing how the pipework circuits are arranged in a central heating system. So if it is lashings of hot water at a forceful pressure you are looking for then this is the system for you. Central heating system diagram with high pressure boiler this type of system operates at mains water pressure and uses a stored hot water system. You should read this page in conjunction with the page on boilers and the page on heating controls.

Commission the central heating system by closing all of the vents on the radiators filling the system with water and allowing each radiator to vent through. System boilers are slowly becoming more common.