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  1. M

    Bonding combi boiler gas pipes

    From my understanding you need to run both a 10mm earth from CU to water stop clock and seperate 10mm to gas, exception being if cable is uncut can link both gas and water together. In a scenario where been asked to change consumer unit but getting to gas pipes of combi boiler is practically...
  2. D

    Wiring a nest into combi boiler, job for a diy'er?

    Appreciate this might be a bit impossible to answer since you don't know how (in)competent I am, but for someone who can wire switches, light fittings, fcu, various common 'simple' bits, is wiring a nest thermostat into my combi boiler something I can do or is it a big no-no? As with any of my...
  3. sythai

    Chaffoteaux Britony Combi SE 100

    Evening Guys Anyone have experience of this Combi: Chaffoteaux Britony Combi SE 100 My mates got one in his temporary caravan with dodgy time clock, was hoping to bypass this and control via an external stat. No stat currently fitted. Can’t find any wiring diagrams online? Not seen boiler...
  4. R

    Voltage Indicator and Proving Unit/12v Dewalt Combi and Impact Drill

    I am looking to sell some of my Tools, due to my uncle retiring me has kindly given me some tools. Socket and See Voltage Tester and Proving Unit Kit - £80 Dewalt DCK211C2 10.8V 1.3Ah Li-Ion XR DCD710 Drill Driver & DCF815 Impact Twin £120
  5. M

    UK Combi Boiler water to hot.

    Hi all, I have a combi boiler when I set the hot water at 60c on the boiler it goes right up to 70c when I run the shower after a few mins, should it do this or have I got an fault in the boiler. the shower is the bar mixer type. Can any one help. Thanks
  6. S

    Domestic Boiler controls price work in and around London areas

    Looking for anyone interested in taking on some boiler control installations combi/ S/Y plan heating circuits Between £200-£300 a day all in around north/east/west London Price work Must drive And have small experience in central heating controls/ Boilers and testing Feel free to call or...
  7. P

    Domestic pre heating water to combi boiler wih solar pcwer

    Some months ago I remember seeing a advert for basically a squarish seeled box filled with bags that are filled with some kind of chemical that can accept a charge using a voltage from solar pv that are capable of heating water before it goes into a combi boiler saving on your gas {have looked...
  8. S

    Vokera Linea 24 combi boiler - Hive wiring help

    I'm trying to install a hive thermostat. I was able to get the hive receiver hooked up but I think I've made a mistake with the wiring as the heating will stay on continuously. Can anyone tell me what needs connected to what? I've attached the boiler board (It only has the old timer connected...
  9. E

    Best Masonry Drill Bits for Combi Drill

    At the moment I tend to use these Erbauer ones, they are very cheap and initially quite good but (unsurprisingly for the price) don't last very long. What do you lot use? Are there any that are 2 or 3 times the price that last more than 2 or 3 times as long, or should I just stick with the...
  10. S

    Combi boiler & extractor fan in zone 1

    Hi, so someone decided to put a bathtub under a boiler and electric extractor fan. Half the bathtub is taken up by the boiler. It has a cupboard around the top and the sides, but the base and pipes going into the wall are exposed. More space will go if a shower mixer is installed and there is an...
  11. Stephen Tromans

    Electric combi boiler keeps cutting out.

    We have a 5 years old EHC combi boiler which switches the central heating off now and again ( no pattern that I can see ). To get it working I switch through the programme options once or twice and it starts up. It can be ok for weeks or days. Can anyone suggest what is wrong with it please...
  12. H

    Nest 3rd Gen works... Somtimes (Due-tec Combi)

    Ive searched quite a bit for this problem but cant find anyone else having a similar experience. Installed a 3rd Gen Nest on a Due-tec Combi HE a Range boiler. It had no existing thermostat on it. It was controlled by a Multifit Integral 24 Hour Electro-Mechanical timer. Everything works great...
  13. R

    Wiring a Hive receiver to a Vokera Linea Combi boiler

    Can anyone please help me to wire a Hive to a Vokera Linea Combi Boiler I have uploaded diagrams and pictures of everything I think is important. I think I should 1 Disconnect the Honeywell thermostat and bridge the two connectors where it says Room Thermostat on the wiring diagram. 2...
  14. N

    Domestic Switch fuse spures for combi boiler

    Can you run a 2.5mm twin an earth cable from the consumer unit to a 13A switched fuse spur then from that switched fuse spure on the feed side to another switched fuse spur so you have 2 switched fuse spures on one radial?? Reason for asking I’m getting a new boiler which is currently down my...
  15. L

    Help wiring bdr91 to baxi 600 combi boiler

    Hi chaps, Could someone advise on where point A and B on a bdr91 thermostat go to which terminals on a baxi 600 combi, does a go to terminal 1 and b to terminal 2 ? Or the other way round ? Also do i need to link L to A ? Thanks.
  16. R

    Hive receiver installation on Vokera Compact A Combi

    I'm trying to install a hive active heating into a Vokera Compact A Combi boiler. I think I understand the principles of the system but am looking for support on wiring the receiver to the boiler. The boiler electrical diagram can be found here (figure...
  17. B

    5 core flex to combi

    Need to wire a supply to combi with LNE connections, and 2 volt free cores for room stat. I don't really see why I can't use 5 core flex for this, as all cores insulated to 500v, but plumber insisting they need to be in separate flexes...any thoughts? Cheers
  18. T

    Nest on a Glow Worm 30CXI Combi Boiler fitting

    I bought a Nest and think i know how to fit it but want to check. I have a Glow Worm 30CXI combi boiler so only need to connect the heating side of things up and not the water. I have located a pink and a light blue wire which appears to then connect to the wire which then links to the...
  19. S

    UFH + Radiators + Combi

    Hello all, Im not an electrician, but please don't bite. I am renovating a house, and receiving conflicting advice / quotes from electricians, and don't know which is correct, and so I'm looking for a bit of confirmation. My plumber has installed the pipe work, and boiler. The UFH is yet to be...
  20. S

    Combi Boiler reverse polarity

    Hi sparks. Gas safe plumber here please be gentle. Just went to a boiler breakdown. I traced the fault to the room thermostat so I linked it out on the pcb board in the boiler. The boiler is working fine now. 2 year old B&Q combi. While I was there I checked with my multimeter the supply...
  21. C

    Combi with a 300 litre hot water tank

    I have been asked to provide a wiring centre for a combi boiler providing hot water to two showers a 300 litre hot water tank and central heating. The heating engineer says he is going to provide two two valves. I'm just a little confused as to how the thermostat on the tank will call for the...
  22. J

    Nest wiring for combi boiler

    Boilers a glow worm home30c combi I have run a 5 core from boiler to where my spur+nest heat link will be Am I right by following: Spurs LNE into LNE of nest heat link Link out L to common (terminal 2 in heat link) Rt boiler connection to terminal 3 of heat link Then 12v from heat link...
  23. Malcolm

    New combi boiler & wireless programmer.

    Hi I don't usually get involved with central heating wiring systems, but I had a new boiler fitted last week and I thought it would be a good idea to get to know how they work. Could someone just check that i have got this right please. The boiler is an Alpha Intech 34C combi, the wireless...
  24. N

    Nest Heat Link on a Worcester Bosch 280

    I have an old Worcester Bosch 280 combi. Currently it doesn't have a stat connected so the connectors on the board are N (Unused) 1 & 2 (marked as Room Stat) are jumpered, and I get 240V from 2 when metered out, but nothing from 1 (assumed to be stat switch on) 3 is unused and unmarked 4 is...
  25. G

    Hello all!

    The name's Mark I'm a 37 year old plumber from Crawley, West Susssex and wiring makes my brain hurt! :laughing: I have read a few posts and see there are some helpful people giving some very useful advice so I signed up to say hi and hopefully get some advice with an issue I'm having wiring a...
  26. R

    Drill for new job role?

    Hi all, I am due to start a new role as an electrical maintenance apprentice and need to buy myself a drill.. can anyone reccomend a certain drill/deal or give any tips when deciding which type/voltage/Ah battery to choose? 'Many thanks
  27. Rocboni

    Makita HP330D 10.8v LXT Combi Drill Driver Special Edition

    Makita HP330D 10.8v LXT Combi Drill Driver Special Edition, comes with holster and 1 battery, won in competition but never used. Looking for £60 Can post at cost £10 (Price lowered to 60 from 90)
  28. P

    Combi drill and prices!?

    Hi all, I'm looking to buy a decent (not overly expensive) combi drill. Any recommendations and ideas of what sort of price I should expect? Thanks in advance
  29. O

    First house, want to retrofit Underfloor Heating. Many Questions

    Hi there, So first things first, just bought myself my first house . 1920's build in Wiltshire. Should have the keys to it next week, can't wait. Floor plan First problem is, no gas mains in the village. This means it currently has an immersion heater to supply hot water , storage...
  30. M

    Solar PV, Immersun and a possible Combi-Boiler

    Having long thought of Combi boilers as the work of the Devil, Im finally coming around to the thought that they might not be quite so bad. I still have my elderly Baxi Solo at home feeding a gravity hot water set up and primatic tank but in my static caravan I have a Morco Combi that produces...
  31. Hellmooth

    Best combi drill

    Looking to get a new combi drill around the £300 range, so many options it's hard to decide what's the best, have a dewalt at the moment but it's a cheaper version and useless, I like the look of the xr range though. Had a Bosch which was decent and have heard good things about Milwaukee. Seen...
  32. G

    Best battery screwdriver

    Im looking for a small drill/driver for within £100. Ive seen a few bosch and makitas but am wondering whats best. Any suggestions?
  33. Loki

    Makita DHP453RM 18V 4.0Ah Li-Ion LXT Cordless Combi Drill

    Hi everyone, I'm looking at getting the Makita DHP453RM 18V 4.0Ah Li-Ion LXT Cordless Combi Drill from Screwfix & wanted your opinions on if it is any good? It does have a lot of good reviews on the Screwfix website Makita DHP453RM 18V 4.0Ah Li-Ion LXT Cordless Combi Drill | Cordless Combi...
  34. P

    Domestic Honeywell programmer

    Called out because the Honeywell digital timer(does ch & hot water) blew up!! They've recently had a new combo boiler fitted.. Which is temporarily connected to a supply but the timer etc has been left disconnected!! Plumber thought there may be a faulty/damaged cable, But no breakers/RCD...
  35. L

    SDS or Combi drill?

    Hi all, I am looking at buying a decent drill that can cope with everyday drilling tasks such as drilling through brick,metal and wood would it be better buying an sds drill rather then a combi drill to do these tasks? I've used the- Bosch GBH36V-LiCP 2.9kg 1.3Ah Li-Ion Cordless SDS Plus Drill...
  36. The Solar King

    Which Cordless Drill?

    Perennial question I know. Some little toerag knicked my Dewalt 18v combi drill and tool folder on Friday. Sorting out a replacement. What do you reckon is a good buy at the moment? A little reluctant to spend over £400.00 to replace the Dewalt.....
  37. G

    Potterton Suprima boiler tripping RCD

    RCD for the boiler trips when the hot water light is illuminated. Have done an RCD test to rule that out which was ok - where would be the best place to start to diagnose? Cheers.
  38. N

    HELP !!! RCD Mystery

    My son and his wife moved into a house about 7 months ago, they have had a new consumer unit and a new combi boiler fitted about 5 months ago and everything has been fine up until now. My daughter in-law phoned the other morning to say that the electric had gone off in the house and everytime...
  39. E

    Brake problem on combi drill

    Now i always thought a combi drill could be used for wood and masonry. I have a mains sds for chasing and big masonry work but Time and time again i use my combi to drill 6mm and 7mm holes for wallplugs. I often question why you would need an 18/24v sds when combi can do the same job. 36v ones...
  40. J

    new solar pv set up, hot water options with combi? Hi all imhaving a 4kw solar pv system with an immersion controller(i dont have an...
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