fault

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  1. R

    Help on lighting fault

    Advice required please guys. Currently doing my electrical apprenticeship and encountered a fault today with my colleague at work which left me abit stumped. Customer had tried to change a light fitting and “just put all the blacks together” apparent that one of these blacks was in fact the...
  2. littlespark

    Fault finding head scratcher.

    Quick drop in at a house on way home…. Customer couldn’t reset mcb for rfc. Power off at board, outgoing cables disconnected… I was getting 200V between the neutral bar and the earth bar within the CU. With the CU mainswitch on, I am getting a voltage on the disconnected live cables. Have...
  3. R

    UK Inverter over grid voltage fault

    I have a Solis 3.6 KW inverter which works well until it exceeds about 2000W when it shows "over grid voltage" and shuts down. This does not happen if something is switched on in the house which draws a large amount of current such as the immersion heater. I have a voltage meter in the house...
  4. S

    Boiler Fault

    I’m hoping someone can help with this boiler problem. Couple have just moved into a house that has a Grant Vortex combi boiler. The current setup is a two channel programmer, turn the heating on at programmer & it calls for heat at stat that then returns to CH terminal inside boiler. Hot water...
  5. Sven666

    UK Inspection - Basic fault coding questions

    I have to re-sit 2391 photo coding assessment (having passed the rest), and have a couple of simple scenarios I was unsure about last time. (I know I will get different photos this time). I'm curious how everyone asses these: The task is to identify all faults (if any), likely outcome, and code...
  6. A

    I have a DC-INT (DC interference) fault

    I have a recurring DC Interference fault on my solar system. I have gone through all the scenarios recommended by Solis, but still no solution. All I can pinpoint is that the fault occurs when the batteries have just equalised at 100% and there is an additional power demand such as switching on...
  7. wsoppitt

    Rcd fault

    Hello guys and girls , I have a question if I may. Have to go and look at a intermittent fault on rcd , I'm told the circuit holds whilst using light appliances ( TV, etc ) but randomly trips the rcd on heavier loads ( hair dryer ) . The manual operation of the test button also doesn't work...
  8. O

    Strange fault we had yesterday

    I sorted the fault fairly quickly as it happens but only because I'd come across it once before and at the time a few people said it couldn't possibly happen they way I described it, but its happened twice now. Both jobs done by us, full re-wires. The first time was during the 16th edition...
  9. P

    Built in oven intermittent fault

    Hi there.We have a Hotpoint electric oven that has started to go wrong.It has a digital display for setting functions,but over the last few months,when we turn the oven on,normally the fan comes on quite strong ,the digital display shows red bars as the heat builds to it required temp.What is...
  10. B

    UK Odd Electrical Fault in bathroom between taps and tiled wall

    Hi there, I’m a new member to the forum and felt like I could do with some additional insight into a fault I came across on a call-out at the weekend. I was called to attend a domestic property where the tenant had mentioned getting a shock when touching a tiled wall and the bath taps. On...
  11. A

    Help needed again pls - Lighting fault tracing

    I need your help please once again in tracing a fault. Am DIY but not clueless. Converting former kitchen into 2 rooms: bathroom and laundry. The room had 24 cheapo ceiling spots, originally tungsten then 240v GU10 LEDs that I am replacing. Circuit spilt into two halves with two gang wall...
  12. ThatCompexDude

    PME fault after moving charger to 3TP board

    Evening all, I have a little conundrum I need to get resolved. I’ve moved an EV charger from a single phase board that was on a 40a breaker and no RCD protection, over to a different 3TP board, on a new 40a Type A RCBO (Single phase) The customer is now reporting that the charger has a PME...
  13. D

    Breaker keeps tripping, potential ground fault?

    Hi all. We have a 120v 20 amp circuit to an accessory dwelling with a run of about 75' of direct bury #12. The breaker keeps tripping even when there is nothing connected to the circuit. What I've done so far: Checked all connections in the circuit(outlets, etc) Then, disconnected the...
  14. littlespark

    Fire alarm panel. Don’t recognise fault code

    The big stately home I’ve been working in has an EMS 5096 alarm system with over 100 detectors and 3 (that I know of) panels. All detectors are battery powered and radio back to its closest panel. All panels are also radio linked together. They get the odd fault code which is usually a flat...
  15. buzzlightyear

    What is it on this fault

    This for an apprentice 32 amp mcb /63amp RCD 1) no power to the sockets 2) installation resistance all good. 3) contunuty good. 4) no loses conections. 5) mcb not tripped 6)rcd not tripped. 7) all mains on. What is it.
  16. G

    CDA Wine Cooler fault

    Hi, my CDA FWC303 wine fridge is knackered. The compressor doesn't start and I've traced it to the PTC which I plan to replace and have identified the required spare part. However, the thermal overload protector has a continuity reading of 3.2 ohms between terminals which although still pretty...
  17. littlespark

    Central locking fault

    Anyone know how to bypass central locking on this vehicle? Also, how to start it without a key? Asking for a friend. 🙂😂🤣
  18. A

    Fault on Ring final circuit

    Please advise what I should test / check next. My usual qualified electrician who did all of the work here is in Ireland for 4 weeks and not contactable. I need to fix this asap. Ring final circuit tripping. I am not clueless and I have some test gear. Can fully isolate the supply with an...
  19. S

    Oven fault tripping rcbo

    Hi All, Seeking some thoughts on my own Omega free standing 900mm oven. Over the past year the oven has been tripping the supplying RCBO unit. I have replaces the rear fan forced element and thermostat but the unit continues to trip rcbo. Does anyone have any other ideas on shot might cause the...
  20. timhoward

    Strange fault, any bright ideas?

    A silly fault in a circuit only 4m long is currently eluding me! This is ECIR remedials of a landlords supply in a block of flats. Circuit 2 = hall heater (just one). IR L+N > E of 1.23Mohms. It's a very short circuit. 1 - Cable from CU up to Controller FCU. (about 50cm) 2 - Cable from...
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