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besiegement    
n. 围攻;围绕;推进

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  • The Grey Wire? | DIYnot Forums
    I just want to wire in the switch, which is just a standard unit I have swapped switches and sockets over many times, but a Grey cable? I appreciate to those in the trade, its a daft question, but I am assuming it is to do with the extractor which would run on for a period after the light was turned off Appreciate your help Ta
  • Y Plan - Heating only problem | DIYnot Forums
    Decided to try and trace all the wiring myself referring to a Y plan diagram and identified there was no connection from Hot water off terminal on programmer to grey wire on 3 port valve Found a spare wire to make the connection and felt confident this would fix the issue… But nope!
  • SWA Cable colours (grey, black, brown) | DIYnot Forums
    All new wiring is done in harmonised (brown black grey etc) colours When you are adding new wiring to an installation with old wiring, then you need to attach a notice (available at electrical suppliers) at the fusebox explaining that two colours are being used When combing old and new wiring in one location, such as a switch, then mark old phase line cables with brown sleeving and old
  • Mystery grey wire in UK light switch | DIYnot Forums
    The other end of the two-way switch also had a single core gray cable This one must be wired to the light But what the gray cable in the other switch (that I originally asked about) was intended for is a mystery to me I guess one day I will find out if I ever end up needing to do any work at the light end of the circuit
  • Old for new thermostat grey wire??? | DIYnot Forums
    Old for new thermostat however new thermostat only has 3 connections live sl earth Old thermo has a grey wire what is this for and what terminal should it go too ? Image by Craig00100 posted 28 Aug 2016 at 3:16 PM
  • 3 plain grey wires! | DIYnot Forums
    the colour wires from the light are earth neutral and live, there still attached to the block, that's the easy side the wires that went into the other side of the block are 3 plain grey that are unmarked I just need to know how to test each grey wire to find out which is earth, neutral and live
  • Where to get extra zone valve cable in same colours? - DIYnot
    Where can I buy five core cable in which the conductors have the same colours as most central heating two-port zone valves (i e grey, orange, blue, brown
  • Mystery grey wire in ceiling rose | DIYnot Forums
    There is no sign of a grey wire in the switch and there is no second switch controlling the light (apparently the electrician's forgot to put it in) The ceiling rose is on a ceiling along with downlights
  • Stairs switches | DIYnot Forums
    Does it matter which live red wire go into COM1 and COM2 (as long as the two neutrals on the same cable goes into the L1 and L2 on the same triangle)? It does not matter To double clarify, all of the wires in a gray cable have to go into one of the triangles (Ie one grey cable into one sperate triangle)
  • Drayton Wiser 3 Zone System Installation | DIYnot Forums
    Hello, I am trying to replace a Danfoss system with the Drayton Wiser 3 zone setup The house currently has a gas boiler controlled by Danfoss TP9000MA which controls the heating downstairs and hot water This box has an external temperature sensor on the wall which is wired back to the unit





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