Grateful for your help. 2 port that comes with the megaflo and a 3 port.
Boiler System Unvented Boiler System Diagram
Megaflo wiring diagram y plan. Please practice hand washing and social distancing and check out our resources for adapting to these times. There is a wiring diagram with the megaflo that shows this arrangement. Ttc taylortwocities 21 jul 2007 1. One valve for hot water another for heating. Megaflo y plan query. Here coloured wires indicate the permanent mains supply to the boiler and programmer.
V4073a y plan how a mid position valve operates within a y plan heating system how a w plan heating system operates faq pump overrun wiring diagrams for s plan incorporating a st9400 programmer. This video covers the wiring and electrical operation of a y plan system. Megaflo eco unvented direct indirect hot water cylinders. May 2 2019 fresh megaflo wiring diagram y plan diagrams digramssample diagramimages wiringdiagramsample wiringdiagram stay safe and healthy. This diagram shows the wiring layout using the most typical components. Trying to work it out from the wiring diagrams in megaflo installation book but they only show s y plan wiring and doesnt cover this situation.
Spare parts3 11 general 3 12 symbols used 3 13 abbreviations 3 14 liabilities 3 2. Work safely please note we. This official sponsor may provide discounts for members. The diagram can be used as a boiler with a pump overrun as well you just take the pump live neutral earth from the wiring center and run it to the boiler terminals. Wiring diagrams and further information continues below. Discussion in plumbing and central heating started by sherbertlion.
I dont think your allowed to fit a y plan with a unvented cylinder. Electrical wiring for central heating systems. Part 2 in the series looks at s plan wiring a system which uses two separate valves. 1 jul 2007. Safety 4 21 general safety warnings 4 22 recommendations 4 23 specific safety instructions 4 3. Contents sectionpage title introduction contact uswiring notes 3 4 wiring plans sundial s plan 5 7 sundial s plan plus 8 sundial y plan 9 11 sundial c plan 12 13 sundial c plan plus 14 sundial w plan 15 smart fit 16 17 wiring guides boiler wiring 18 programmer wiring 19 valve wiring 20 frost thermostats 21 fault finding wired sundial y plan 22 23.
Central heating wiring diagrams honeywell central heating wiring diagrams sundial y plan please note we do not accept any responsibility for the accuracy of any of the diagrams literature or manuals and information may have been supercededamendedwork must be completed by qualified electricians or heating engineers. In an s plan the megaflo safety control replaces the cylinder stat and this is part of the dhw. Sherbertlion 2 oct 2011 5.