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  1. T

    5V out from heat pump control panel.

    Hi, I'm needing to run a raspberry pi computer board near my boiler. The Pi requires 5v at 2.5A. My heating system is from NIBE and the control panel a SMO 20. It does have a USB port on the front for software updates but this doesn't appear to have enough current to power the Pi properly. Sad...
  2. A

    Borehole pump serving 2 properties

    Hi I have a question relating to a Borehole water pump. A client has shared access to a borehole. They bought the property 7 years ago and agreed with the sellers that the water supply would be split and be independent of each other (the seller retained a holiday cottage on the site which had...
  3. M

    2002 Denali 1500 xl USB power station burned up when electric pump plugged in.

    2002 Denali 1500 xl USB power station burned up when electric pump plugged in. Was told that a new dashboard was needed. Why not just wiring harness. All instrument clusters work. Problem headlights and drain on battery.
  4. F

    12v/battery/eco friendly power generator for water pump

    Hi all, I hope someone can help me with some advice. I have an 800 litre baffled water container that I want to use for pressure washing. I don't have access to electric as the tank located in a van. The tank is usually used for plant watering contracts and I just let gravity slowly empty the...
  5. C

    Spur for heated towel rail and shower pump

    Hi, I want to run a heated towel rail and a shower pump from the ring main. I've had to open up the floor in the en-suite bathroom to run the pipework and can see cables running through the joists. Obviously I need to confirm that these are indeed cables for the ring main but once that's done...
  6. D

    Pump (and boiler) on even though all zones off

    We have an oil-fired boiler and a three-zone programmer. Some of the time it works fine, but not infrequently we get the following scenario. 20.30 last night: Programmer switches on the upstairs heating and the water heating. OK. 21.00 Programmer switches off the upstairs heating and the water...
  7. S

    UK Feeding bathroom pump from an immersion heater?

    Hi, I'm looking to add a bathroom pump. I'm wondering where I can get the power from? The spur pictured is feeding an immersion heater. The pump to be fitted currently has a socket but unfortunately its under 3m from the bath. Bit stuck so any advice would be greatly appreciated. Thanks.
  8. K

    Heat pump install

    Hey, Just a question for a heat pump install. Heat pump unit is 60 amps. Backup in tank heater for hydronic heating is 24 kW. Just don't know if the 200 amp service will be enough for the heating load? Any advice on service calculation on this particular setup?
  9. littlespark

    230v water pump for a towable bar unit

    My mates bought a mobile bar. I’m going to be checking the electrics but I’ve got a more plumbing question. he’s wanting a small under sink water heater, just for hand washing. There’s little chance he will get a fresh water piped supply where he sets this thing up. His idea is to get a water...
  10. D

    Whats causing a voltage increase on a water pump?

    Hello. I'm doing a favour for a farm friend, they have a water pump down a bore hole thats been slowing down recently. The single phase 0.55KW motor is situated 40m down the well and the controls are at the distribution boards. The voltage going to the single phase motor is reading L-E 247 &...
  11. C

    Replacing pool pump: wiring from breaker box through timer to pump acting strange.

    New member, DIY homeowner here. I bought a new in-ground 1HP 120v Harris pool pump (online) and had it installed by my pool maintenance company. A few weeks later it appears blown -- it hums when the power goes on -- but I removed the back and the shaft turns easily so I suspect wiring issues...
  12. E

    Simple Solar Powered Pump w/ Rechargeable Battery

    Hi Everyone, My aim is to build a simple solar powered pump with a rechargeable battery to water plants. The idea is to use a 6V 1W Solar Panel connected to a TP4056 (protected) to charge a 18650 Lithium Ion Battery. On the output is an MT3608 2A Boost Converter to step up the voltage to a...
  13. T

    Wiring a 1KW pool heat pump

    Hello. I was hoping someone could please help me with some queries? I’ve just taken delivery of a single phase pool heat pump rated 1kw, with running amps of 4.5. Retailer has advised that it should be wired into a separate type C MCB with a min 10A fuse. I was hoping I could just put a...
  14. T

    Proper wiring for a pool pump

    I need to run a dedicated line for a pool pump which would be about 140 ft from the outside panel. Pump requires 14-15 amps at 2HP. Should I run a 20 or 30 amp breaker and with what gauge wire? Plan to DIY with some help and would like to use conduit. Any advice is much appreciated!
  15. G

    How to wire a beer pump with LED lights

    Hi, I have got my hands on some beer pumps, the come with LED lights built in but Im not sure on how to power them, wires from the LED going into what looks liske a black box with capacitors in it then another purple and orange wire coming out of that to where id supply it, is it as...
  16. bigspark17

    12/24v water pump capability

    Im wondering what the capability of a 12/24v dc water pump would be and how far it could push/lift water. I dont particularly need a large volume of water pushed from one holding tank to the other. The system would need to be offgrid as its in the middle of nowhere on a mountain. Water is going...
  17. D

    UK I want to make a feature lamp out beer pump

    Hi, I am trying to make a feature lamp out of a Guinness LED beer front, I need to transform from 240v to either 12v 50Hz 520mA or 24v 50Hz 220mA (pic) What transformer is needed? I have a LED transformer that gives 25-42V (pic) is this to powerful? Thanks in advance
  18. barninks

    Heat pump installers

    Hello After some reading recently, I was interested in installing Air Source Heat Pumps, as I think they are a great replacement for a gas boiler. From what i can see a GSHP is even more efficient but a bit more expensive and disruptive. After a bit of research I realised that you need to be...
  19. T

    Electrical Pump Advise sought for DIY

    Hi guys, newbie here, please go easy! I've got a query regarding an existing installation on a pumping station pump issue, which I'm hoping you can help with. Our house is off mains sewage, and as such we have a sewage treatment plant, and a pumping station. In the pumping station we have 2...
  20. EastCoastPete

    Pool Pump intermittent RCBO trip

    Hello All, Am checking a fault on someone elses install which is about 18 months old. Customer says it starts and operates ok then he stops to take a break ( it's a small pool with pumped flow to swim against), then tries to restart and the RCBO goes. So, I know it's hot when it happens but...

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