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  1. T

    Replacing FX-360 PIR

    Hi, I am a retired electrical engineer but know little about home security systems. I have to remove or replace aged OPTEX FX-360 PIRs connected to a TS510 domestic intruder alarm control unit. As far as I can gather, each PIR has a 4-wire connection to a particular zone input on the control...
  2. D

    Replacing 2 Wire Doorbell Transformer W/ 3 Wire... Questions.

    Hello, I had a 2 wire doorbell transformer that I needed to upgrade in order for my Ring Pro to work correctly. The old transformer had 2 black wires and one was connected to a black wire and the other was connected to a bare copper wire. The new transformer has 3 wires (black, white and...
  3. I

    Replacing downlights cost?

    Hi, would really appreciate some thoughts on this. Customer has asked me to change all 40 downlights in his flat (yes, 40) from ELV halogen to LED. Some transformers had failed so agreed to change over to GU10. I said I could either change the lamp holders and keep the existing fittings or...
  4. sythai

    Replacing 250w Sodium wall lights

    Hi Guys After bit of help on this one please.... pricing to replace some church lighting. Currently have in place 250watt sodium wall lights, curved up/ down style (I'll try an attach a picture of something similar.) Ceiling height is around 8 metres, lights mounted at around 5 metres from...
  5. G

    Solar PV Inverter

    I am replacing my Solar Inverter which is a Power One PVI 3.6 OUTD, and changing to a solaX X1 3.0T boost or 3.6T Boost. Any advice which to use
  6. D

    Replacing Strangely Wired Light Switches

    I attempted to replace three single pole light switches today, in a triple box. I’ve never seen switches wired like this before and I’m wondering if it’s safe. (I also have no idea how this could possibly work, but it’s been this way for 14 years, so it must). They had a single ground wire that...
  7. Y

    Replacing old light ballast

    The lights in my game room started not working recently so i took the cover off to replace the bulbs. Replaced them and realized its actually the 2 ballast causing the problem. I looked on amazon to order replacement ones but i am not seeing any that have the same wiring diagram on them. They...
  8. B

    Replacing underfloor heating stat with no floor sensor.

    Hi, I've not really got involved in underfloor heating before, but a customer asked me to replace her OJ Microline manual stat for her bedroom heating which had packed up with a replacement generic version she got from Amazon. I assumed it'd be a straight swap so said yes and wired it up, the...
  9. L

    Replacing 500mA STD universal dimmer RCD

    Hi, The attached photo will show you the current RCD which is connected to 5 LED lights. There are around 12 of these in total, which controls the commercial shops lighting, with a single switch for each lighting circuit. The RCD from ABB costs up to £500 and also apparently needs someone...
  10. G

    UK Help replacing a garage light.

    Hello, I am considering replacing my garage light with a regular bayonet LED light. The current light doesnt work and it isnt the bulb as I have changed that. Is this something that can be done by a hobby DIY'er? Picture attached of the current light.
  11. S

    Replacing bayonet fittings with E27 fittings (UK).

    A friend of mine is German and is used to using E27 light fittings rather than the standard Bayonet B22 fittings that are used in the United Kingdom she uses an adapter to convert B22 to E27 for her fixed ceiling lights as very few installations in the United Kingdom have E27. She has asked me...
  12. L

    Will replacing my solar meter fix things?

    I would be really grateful for some advice please. I have solar panels with an Elster A100C meter. It is flashing 00000 on the screen. The red light is also flashing. We have obviously turned off and on the main AC isolator and the fuses are ok. It is out of warranty and the installer has...
  13. J

    UK Replacing underfloor thermostat with warmup 4ie thermostat

    Hi All This is my first post. I am very novice around home diy electrical work. I can replace sockets and light switches and hold degree in computer science. I recently purchased a new thermostat for my underfloor heating in the kitchen (warmup 4ie). It is to replace an old thermostat. I...
  14. R

    Replacing Light Switches/Socket

    Hi Newbie here looking for expert advice as wanting to replace all white light switches/sockets in our flat with brushed silver All stud walls so assume 35mm dry lined back box but for double gang socket can I fit 25mm as most state 25mm looking at getting a couple with USB sockets. Are these...
  15. C

    Replacing lighting

    Helped @ office building,changing light fitting,old Fluor to new led,not a bad job really. The actual cabling consists of flexes & joint boxes,we are just reconnecting,I’ve asked the sparky,shouldn’t we be rewiring to klicks, & testing. Is answer was no,whats your remit on this.
  16. S

    Replacing 2 gang light switch - has 1 Intermediate module

    Hello - thanks for opening my post :-) I'm asking for help with finding what and where to buy a replacement light switch / or just the module This light switch controls 2 hallway lights downstairs and 1 light on the upstairs landing. The problem currently is that the 2 light downstairs are not...
  17. B

    Replacing Orluna lights for GU10 fittings

    Hi, I'm looking for help finding the right product to replace our existing light setup. What I have is pretty much this unit: ORLUNA Detail Mini Recessed Fixed Low Glare downlighter | eBay - https://www.ebay.co.uk/i/392276123870 I've got some Philips Hue GU10 bulbs and so looking to replace...
  18. B

    Replacing NeoStat with Nest

    Hi, I'm just looking for some advice and info about how to replace our thermostats with Nest ones. My current setup is (images attached): 5 NeoStat v2 for 5 separate rooms in a small flat Underfloor heating from a district system Heatmiser UH8-N I'm not looking to do this work myself but...
  19. S

    Help replacing an old pendant to IKEA pendant with connector block

    Hi everyone, new here. Sorry if this may have been posted before but here goes.. I've been asked by a family member to fit a new light fixture from an old ceiling rose pendant to this ikea one.. SKURUP Pendant lamp - black - IKEA -...
  20. B

    Replacing switch on a domestic heater - DIY question

    Hi. I want to replace a faulty switch on a heater circuit but need some advice - photo of circuit attached. Heater has 2 simple on/off switches - one turns a 1Kw circuit of heaters on, the other a 1.5kw circuit of heaters on, both can be on separately or together to give a possible 3 levels of...
  21. jj2005

    Neff Oven Overheating after replacing fan element which initially tripped

    I have a 12 year old Neff Oven b1442n0gb who's fan element stopped working. I bought a generic element from amazon (NEFF Fan Oven COOKER ELEMENT 2400w eq2 499003 spares: Amazon.co.uk: Large Appliances -...
  22. littlespark

    Replacing a 12v bathroom extract fan

    The situation is, customer has a rather old wall mounted 12v extrtactor fan, with pullcord, humidistat and timer. Make is Johnson & Stanley "Dryflow" Its wired through a transformer with PL, SL and N at the fan... Transformer is in the attic. The problem is the fan runs constantly. I think the...
  23. M

    Oven thermostat & temperature

    Hi, looking for some advice. The wife recently said the oven doesn't cook food the same way it used to (recently a chicken pie came out cold in the middle). So I bought a oven thermometer, put the oven on 200c and after about 7 minutes the light went out. I checked the oven thermometer but it...
  24. R

    Ordered new breaker and want to make sure it matches the current breaker in the breaker box that needs replacing.

    I ordered the exact breaker that is in the breaker box and they sent me this one. I want to verify that it is compatible with one in the breaker box. I took a picture of each. Thanks in advanced the company won't answer their phone so I'm kind of stuck until I find out!
  25. S

    Ceiling grid panels which drop below the ceiling grid

    I am replacing in ceiling grid lights with LED panels, but the metal tiles drop below the grid rather than inside it, so the LED panels will be semi-recessed I don't think the client is going to be happy about this so I was wondering if there is a light which drops below the grid by 10mm to keep...
  26. U

    Replacing spur one gang socket for two gang

    Hi all, I have a single surface mounted socket in a cupboard which our freezer is plugged into. We don't have any sockets in our hall which the cupboard is off so I thought it might be useful to change the one gang socket for a two gang, again surface mounted to keep it simple. Its on our...
  27. FatAlan

    Another..Replacing lost CPC?

    Ok, so there have been a number of threads on old lighting circuits with no CPC. Also noted that it’s a no no to borrow a route to earth from another circuit. In this scenario I have two lights atop of brick gate pillars. I have good continuity and sound IR between the two pillars along with a...
  28. 2

    Replacing Light Switch for a Closet Light.

    Here is a picture of the original setup. I see one blue wire and one black wire. Now, How would I about wiring this new Switch. Any Help would be greatly appreciated!!
  29. H

    Replacing 3 wired thermostat with 2 wired digital thermostat

    A 3 wired thermostat is being replaced with a 2 wired digital thermostat powered by batteries. Is it necessary to know how the 3 wired thermostat is connected to the boiler before replacing the thermostat? I have attached images of the 3 wired thermostat and its wiring diagram.
  30. R

    Replacing this panel

    I'm an apprentice electrician and i'm doing some groundwork for a job. What panel and breakers would I use to replace this panel etirely? I just want to know what we'd use to tell my master. Would replacing this with a Square D homeline 100amp 6-space 12-circuit breaker panel and 6 square D...
  31. B


    Hi I could do with some advice/opinions on how to tackle changing 2 gang switch for a 1 gang switch Basically the Kitchen has two lights on either end wired in a loop circuit. Currently there is 2 gang switch working the two lights (not wired as a 2 way switch). Thus when you open the switch...
  32. M

    Replacing ceiling lamp holder - which wire goes where?

    Hi all I've got a knackered ceiling lamp holder I want to change. It's the type with no flex - the lamp holder is directly on the ceiling mount. But the new one I want to put in will be rose-flex-lamp holder. There are no markings on the old one I'm replacing. So what's the easiest way to...
  33. P

    Commercial Replacing 3-phase commercial cooker

    Hi I've removed a 3-phase commercial cooker from my kitchen (combined oven/hotplates/grill). The supply is via a 3 phase mcb (no RCD) The replacements are a domestic induction hob and an integrated oven/grill. The hob has 2 line terminals which can be linked for single phase or wired to 2...
  34. R

    Replacing 2 gang 2 switch light switch help

    Hi guys I'm trying to replace this light switch 1 with light switch 2. But the setup is totally differentas you can see and I can't work out what wire goes where. Any help? Light switch 1 has a dodgy button loose switch so needs replacing but I can't find a switch plate which matches the...
  35. S

    Advice on replacing fluro batten with LED in garage

    Yesterday I replaced one of my 2 Fluro battens in my garage with a 60W LED. This was the more complicated one (lots of wires) or so I thought but I had it working fine after a little patience. Today I have gone to replace the second fluro and what I thought would be a simple job - only 3 wires...
  36. G

    Replacing a motion sensor light switch with five terminals??

    Hi, hoping someone can help with this. I have a bathroom light switch that's a ceiling mounted motion sensor. It's malfunctioning so I bought a replacement, but I've hit a snag. The existing switch has five terminals, all of which have wires going into them (see photo): green&yellow, grey...
  37. M

    Replacing Pneumatic old time switches with electronic

    Hello, I wanted to get an electrician to replace 3 x pneumatic time lag switches with electronic types. Currently there are 2 lights and 3 switches...If you press more than one pneumatic switch the light stays on until the last switch runs out. I wanted to buy the switches for the electrician...
  38. P

    Commercial Replacing 3 phase circulating pump

    Hi everyone I have a failed (seized and leaking) 3 phase circulating pump. A direct replacement is well into 4 figures I have a pump that will fit, and has enough flow to do the job, but it's single phase. The supply to the pump is via a contactor, and there is no neutral. Is there any way...
  39. S

    10 way MK insulated CU 16 module - anyone replacing one or have spare cover?

    Hi all, I'm looking for 1x cover + lid and 1x just lid. Does anyone have them spare or a CU change planned soon? I'll cover P&P and name your drink £?
  40. HonkersTim

    Help with replacing light switch please

    I was hoping to replace a 4-gang light switch with 2 Koogeek smart 2-gang switches. I removed the front of my existing light switch and discovered there are 7 wires coming into it and what google tells me might be a 'loop in switch'? o_O I drew a picture: The two new light switches have...
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