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  1. A

    RCD protection for new pool heat pump

    Hi there all I have a quick question. My garden supply CU has a 100A AC RCD as main switch - off that is my greenhouse supply circuit. Then a 63A AC RCD which protects 7 circuits, one of which is a pool heater. I am replacing the old heater and the new one requires residual DC protection...
  2. S

    Wire up a temp controlled circulation pump.

    Hi. I'm wanting to connect a temp controlled unit that will turn on and off a hot water pump. Can't weigh up how to do it as the wiring diagram doesn't make any sense to me. Thank you.
  3. L

    UK Salamander HomeBoost Pump Installation.

    Hi All I am looking to install a Salamander Home boost pump under the kitchen sink cabinet. Need some advise: Currently next to the kitchen sink cabinet I have the dishwasher and Washing machine which are individually connected to fused spur and socket and I don't have spare fused spur and...
  4. S

    Air Source Heat Pump

    Wiring a new extension and the clients are having Air Source Heating in their house, I'm waiting to see what supply is required for it from the supplier (clients are finding out for me, guessing at 32A) but have seen people suggest using a Type C RCBO (they are already having a new board, full...
  5. T

    How do you pair a storage battery/solar and an Air Source Heat Pump?

    Hi, How do you control a storage battery when it is in a house that also has an Air Source Heat Pump? (also solar panels on the roof))
  6. E

    Shower Pump Motor - Considered Running Temperature ?

    Would you consider a single phase Shower Pump Motor operating with a temperature high enough to burn finger tips touching the motor body, to be too high. Shower pump stopped during shower, checked various things. Fuse ok etc. Although the motor as said by the manufacture to have thermal...
  7. I

    I'm trying to replace an old outdoor switch for a pond pump and need some advice please?

    New switch has an earth terminal in the back box and COM, 1 WAY, 2 WAY on the switch. My power in and pond pump have live, neutral and earth wires, what goes where please?
  8. Scottish1

    Faulty Circulator Pump? Wiring Issues

    Hi In a new property and the boiler is not firing. Investigating the junction box, there is a disconnected wire -labelled Unknown Red in image This cable runs from the boiler to the junction box. My interpretation is that this is likely to be circulating pump neutral? Any advice would be...
  9. P

    Solar Complete novice, looking for some guidance

    Hello everyone, hope your all well. So I have a little time on my hands and decided I would use it to build a small solar solution to heat the inflatable hot tub and save a little cash in the process. I've bought a couple of solar mats to heat the water and a 12v whale pump to push the water...
  10. M

    Underfloor heating pump

    Hi guys just in the process of wiring up a 3 zone Drayton jb with 3 zone wireless heating controls. My question is as it stands at the moment which ever zone is on ie rads, hot water and underfloor heating the pump on the underfloor heating will start running, now I’ve not done a lot with...
  11. C

    High hot pump jet speeds cause lights on a different breaker to flicker

    Good afternoon, We hired an electrician to replace the lights in our basement. Previously there was one circuit of fluorescent lights for the whole basement on a single switch at the top of the stairs. The electrician removed all of the fluorescent lights, and split that existing lighting...
  12. B

    Mini cooper s r56 turbo wont start unless i pull high pressure fuel pump plug off, 2 wired plug.

    As per title any ideas, car just cut out dead and will not start unless I pull the 2 wire plug off the high pressure pump solenoid. I also get no reading at all on the dianostic fuel pressure check. I have 72 psi when connecting my fuel pressure gauge to the line.
  13. Dartlec

    Replacement of original Dolphin shower which also feeds pump

    Run into this today at a house my nephew is moving into.... Original Dolphin 860 Shower (8600W) installed on 6mm Twin and Earth - maybe 15m length from the CU, which is an old MK board installed in 1986, but RCD protected - on a 45A MCB. So far so 'normal'.... However, there is 2.5 T&E...
  14. S

    Buried Cable for Pool pump clarification?

    I apologize if I double post. It think it went through the first time. So much OLD information on the web for out dated code it's overwhelming. I watched a near two hour You Tube video on NEC 680 2020 code! Last year I used a 12 Amp extension cord to my pool pump as a temporary fix. I want...
  15. K

    DIY pool pump installation (amps question)

    Good morning all! I think I have the right amps for a new inground pool pump but I need to ask a pro. I don't want to burn my house down ? The old hardwired pump I'm removing has worked great for years. Its amps are stated like this, "7.8 - 7.4/14.8." The new pump I want to replace it with has...
  16. O

    Issues using a time delay relay for my second fuel pump (diagram included)

    I'm using the stock fuel pump wiring to trigger two different relays for my two fuel pumps on my car built for drag racing. The first relay is a normal relay and the second relay is a Beuler time delay relay (it's a BU-508TD model which has since been replaced by the BU-509TD, but they function...
  17. A

    Help with 3 phase pump wiring to sprinkler controller.

    Question on wiring? Sprinkler controller to 3 phase Goulds water pump. Sprinkler controller: "open sprinkler" uses 5vdc for master pump start circuit Goulds irrigator GT153 480v Eton contractor with 24Vdc control circuit and over load. Relay for sprinkler controller master pump on/off control...
  18. B

    UPS for Sump Pump

    Good Afternoon All I have a client wishing to have a battery backup for a sump pump in a basement, reason being that he was unaware of the MCB trip last time and flooded a basement. The pump he has installed is only 150w, so I just wondered if anyone knew of the best way to do this? Never dealt...
  19. E

    Central heating pump on continuous

    Hi I have just had my boiler replaced which was a potterton suprima 60l. Heat only boiler as it kept cutting out. I have had a vailent ecofit 425 fitted by engineer but now my pump is running continuously. This wasn't the case before. It's s plan with two heating 2 port valves and 1 hot...
  20. J

    Pump under 1megohm

    If a pump is below 1mega ohm should it be condemned? Pumps reading about 0.9meg? Thank you for your replies

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