Hi all,
I've noticed that my UFH pump is not always turning on as soon as the stat & valve calls for heat. This results in hot water passing through the underfloor pipes but without being pumped, which means it takes forever for the room to heat.
From testing with a multimeter I see that it's...
Hello
my daughter just changed 6 high hat bulbs to LED’s and now they won’t turn off. She said it’s controlled with a single dimmer switch. Am I correct in telling her to replace with an LED compatible dimmer switch first? Aside from the bulbs nothing else has been change.
Thanks!
Hi, I'm a new DIY member hoping to get some suggestions on a (to me) perplexing problem with my basement overhead lights. There were originally 4 of them, and through the years, I've added 4 more by running cable from the existing fixtures. They are all controlled by three 3-way switches which...
Hey there,
I have this Chinese ups/powerbank sold under many diffrent brands and it has been working OK apart form a burnt out mosfet I had to change. After tget it was OK again for a while.
Now when I turn on the AC inverter I get 220v out and it can drive a 10w fan ok.. But when I connect...
Hi, I have 2 hallway lights that switch on together (used to before I got my hands on them). I am trying to install 2 spot lights. I have added pics of my wiring, which does not work. Pic1 light switches on but wont switch off, Pic2 light wont switch on. Some wires have coloured tape so I have...
Hi guys,
I have used the following image circuit to control the load.
AS you see the SCRs are controlled by AC signal and The opto-triac is always ON. If the load is a resistor, When the AC signal is positive the current passes through the SCR1 and when it's negative it passes through the SCR2...
Hi
I have Toyota RAV4, 2010
I have question for you, I am going to install two mirror cameras to turn on when turning lights are on (left camera to turn on, when left turning light is on and right camera to turn on when right turning light is on).
To do this, I need to detect positive 12V...
I posted something a while back regarding our responsibility for when we find a fault on a system such as poor ZS or failed IR been having a discussion at work with the maintenance supervisor who has stated if he has given me written instructions to re energise these circuits I am then in the...
Hi, I have a bathroom mirror fitted in 2013 with 2 fluorescent tubes and a pir sensor to operate. Its been working without any issues until a couple of days ago. Now when I turn the light on by passing a hand under the sensor the light will then go off after anything from a minute to 10...
Hello. I have question. I dont know if i have faulty wiring,bad installation or its bulb. When i have lights off long time and turn on lightning ( bulb halogen ) , there is a for 2-3 second bulb dimm/flicker and its normal. Happens only when lightning is off long time and i turn on.
When i turn...
Hi guys, I wonder if anyone out there can help me.
I installed an LED strip light round the drop ceiling in my bathroom for some mood lighting. There are three led strips in total, two are 5 meters long and the third is 1 meter long. The strip is rated at 4.8 watts per meter (total of 52.8...
Hi,
I have a 2011 Renault clio 1.6 16valve. I have a problem. When I turn the ignition on my vehicle the engine does not turn at all and the red light on the dash flickers.
I have changed my ecu, fuse box, key bateries, tried with both my keys, changed the crank sensor and still the same issue...
Being from France i'm having a bit of a brain fart when looking at UK wiring systems. In our systems, neutral and live come out the top of a breaker and go directly to the circuit (we have radials here, no rings, not allowed in our regs) and we also have no neutral bar for individual circuits...
I installed a smart dimmer switch in my dining room, which worked fine. The next day, I installed the same type of switch in my kitchen. Not only did it not power on, I noticed that the light switch in the dining room no longer turns on, and that the light switch in my foyer no longer works...
Hi how do i covertly protect myself from like electrical discharge? Whenever my coworker turns on her personal space heater the back of my head goes numb and its hard to think any thoughts / work. I already got a shock from something at the office and told about that and dont want to get fired...
OK, this is just odd, we have a wall mounted TV, fed from 1 side of a Dual Socket. The other side of the same socket feeds 7.1 Amp an Android Box and a Router. The Socket is on the Ring Main on the main floor, with 8 other Sockets, on this Floor and upstairs. Also, as I discovered yesterday...
Hi all,
I am a bit new here. Just had a quick question.
In my living room the lamp is not working any longer. I touched/turned it a bit and it went on again. Then it went off again. This time I tried turning it but when I let go the whole turned/spinned the other way around that I was turning...
This is my grandfather's doogee phone, not sure of the exact model - running some version of Android obviously...
I did the usual and turned it off and on again, no luck! Screen goes to sleep mode or whatever they're calling it these days after what seems like 5 seconds of inactivity. It's set...
Looking for some help with a bedroom ceiling rose that goes out on its own after approx 2-5 mins, customer tells me they have changed the switch and the flex. So I checked the switch and the ceiling rose for lose connections all good, next I went in to the loft and there was loads of rodent mess...
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