reverse

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  1. C

    Reverse polarity on pressure mat

    I have this PM156 pressure mat 25V/0.25A and I want to make it operate a low voltage light by switching off the light when pressure applied, I will need to reverse the polarity, does anyone have any ideas?
  2. G

    Reverse camera male plug replacement

    Hi All, I have a reverse camera that has stopped working, likely cause is one of the yellow male plugs is corroded and the metal on the male has come off. The wiring is similar to the video cable ones you can buy from Amazon, with the yellow male to yellow male with trigger. My question is, can...
  3. N

    Reverse LED activation.

    I have reversing cameras as shown in photo with LEDs which do not function. I'm guessing the connector top left powers LEDs. One wire on harness is reverse gear activated. How should this be wired to activate LEDs on reverse selection? PS Cameras wrk fine.
  4. T

    Hot Neu. / Reverse when on inverter power

    I have a small camper. When connected to shore power my receptacle tester shows "Correct" (two orange lights). However, when running on my solar generator's (a Jackery Explorer 1000 v2) inverter it shows as "Hot Neu. / Reverse". Is this expected or is there something amiss? If something is...
  5. L

    Inverting old planer jointer motor

    Hello everyone, I've come across an old but trusty planer jointer with an old motor on it. But the way I want to re-assemble the machine makes it so I have to invert the rotation for the motor. I've tried a few things I've read but I probably messed up as it only resulted in poor speed and...
  6. R

    most sockets show live neutral reverse

    just had a new meter fitted,tells me most sockets are faulty and not to use,all sockets apart from two show live neutral reverse. going to egypt for 2 weeks tomorrow,so can't get an electrician right now,must have been like this for years so assume it is still safe to use? any thoughts on the...
  7. C

    Professional reverse polarity installer

    Hey guys I want to be an electrician but am currently only allowed to pull a main fuse and fit meters and ancillary devices/switchgear. I am looking to the future to a day when I can legally remove the cover of a CU.
  8. M

    Is it possible reverse polarity on a supply?

    Having a brain fog on this Is it possible to reverse polarity on a new connection or a meter swap and have it to go unnoticed ?
  9. I

    PIR security light works in reverse

    I've just changed the bulb in an outdoor PIR security floodlight (to LED). But the light stays on by default, and turns off when I go outside. I don't think there is a control to "reverse" its mode of operation.
  10. F

    Single phase motor reversing with brake and centrifugal switch

    Hi guys, Been given a motor and associated control gear within a panel that has been water damaged. This motor has 3 windings U1/U2, V1/V2 and Z1/Z2, 1 pair of wires for the brake and 1 for cut-out I believe. In the process of wiring a new panel up for it and it know its a long shot but can...
  11. littlespark

    Adding speed control and reverse to wall fan

    Local business has 3x large extract fans that simply turn on and off with individual switches. Can any brand of this type of fan be retrofitted with say, a ventaxia fan controller with speed and reverse? Existing fans are Ziehl-Abegg. Photos showing existing wiring, and diagram on cover lid...
  12. 51m0nb

    Can I use a 110v transformer in reverse?

    I am an experienced DIYer (build my own house etc) and I’ve offered to help a friend in France. However, all my power tools are 230v. Could I use a safety transformer in reverse to convert the local 110v to 240v?
  13. J

    Reverse Power Relay?

    On my boat, I want to connect my DC-to-AC inverter to a 120vac bus normally powered by shore-side power (power grid). I DON'T want that shore-side power to feed back into my inverter. When I connected the inverter output to the live, shore-powered bus the inverter alarms ("AC OVERLOAD") and...
  14. F

    Shorted reverse trigger wire to ground.

    Accidentally shorted reverse trigger wire to ground. Now the selected gear doesn't show on the digital display example P,N,D. And no reverse light.
  15. P

    TV Lift Reverse Polarity Motor and Limit Switches perhaps?

    Hi. I want to control a TV Lift from a home automation system. Its hasn't got any standard way of doing this and the person setting the home automation needs to know just a few things to get it working. Ive had an electrician look at the control box and motor, he's figured out that the...
  16. L

    Head went funny.... Reverse polarity showed up and still after swapping cables ?

    Maybe lack of coffee etc ! Voltage also dropped to 140 for a bit . New ring . wired up correctly but indicated "reverse " . Could not be possible . Then tested other way and same thing ! Its a luxury apartment and only in there fitting longe plates. Building sparks arrived and fiddled in...
  17. M

    Live Earth Reverse

    Hi Guys So has anybody had this issue as I'm baffled. I've completed an EICR today and all other circuits apart from the ring main were fine. I had no continuity in the ring. I tested each leg and can see there is a break between a couple of sockets...probably under a Floorboard as between the...
  18. N

    Reverse switching a float sensor

    Hi, Standard float sensors are normally used to output to an LED meter so if the water level is above a certain point the LED is on, and when it drops below that point the LED switches off e.g. a small LED meter with red yellow and green level indicators in a motorhome. Is it possible to...
  19. T

    L-N Reverse and 240v on gas pipe

    Hi all, been called out to a job today where the customer says they are getting a tingle from the gas meter and some appliances. Its a TT system, got a ze of 48 ohms. Gas bonding is 10mm and is continuous. Dual rcd board with 3 RFC's on one side of the board. There's a L-N reverse when i go...
  20. C

    Reverse kit

    I have Peugeot 206cc 04 want to add reversing kit can anyone tell me which colour wire is positive and ground at rear passenger side cheers
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