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fault

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  1. S

    Zs and Ze - both called 'Earth Fault Loop Impedence'?

    Can someone explain this to me? The regs book calls Zs 'Earth Fault Loop Impedence' and the On-Site Guide calls Ze 'Earth Fault Loop Impedence'.
  2. L

    Freezer fault has me stumped. Hotpoint FFUL2023

    I experienced the common issue of the condenser frosting up so the air can't circulate around the freezer or up into the fridge so it all gets warm. I defosted the condenser as it was solid ice and it all got cold and was fine for a week or so but has frosted up again. The defrost heater was...
  3. W

    GARO PME fault device, resetting

    Hello, Just had a client call saying EVCP was not working. It is supplied via a 'G6EV40PME' from what he was saying it looks like this cut out the supply, I cant remember if this device is self resetting when the voltage monitored is within range or if you have to reset the device by tripping...
  4. The apprentice

    Fault on ring circuit (weird)

    Hi there was called to a job with fault finding on a ring 120v on one socket 190 on the other the guy had been doing some work in the kitchen by removing a socket and joint it straight through now it leaves the board as a radial so I had taken one socket of getting voltage on the earth and when...
  5. D

    Prospective fault current testing

    hi, new to this forum and still training. During testing for prospective fault current at the point I get a bad reading, what ever that may be????, what possible situations would be causing and why? still trying to get my head round it... thanks Adam
  6. F

    Solar PV inverter fault

    Hello I have a 3.5KW solar PV system, that is around12 years old, which has developed an issue. The Inverter is an Onmnik 4K, when I power up the system it starts doing some internal checks and the display shows a counter "Checking180s", which then proceeds to count down. This counter never...
  7. A

    Arc Fault Protection

    Hi Everyone, question. Have furnace in basement (nothing else in basement besides electrical panels - not finished basement). Inspector is saying furnace is required to be on arc fault breaker. Per NEC 210.12, I completely disagree. Any input would be most appreciated. Thanks
  8. W

    Intermittent Tripping Rcd fault

    Feel like I’m posting on here every week for advice :) is a reading of 0.18 megaohms between neutral and earth enough to trip and RCD. Sent to an intermittent Rcd tripping, everything else seems clear bar this one cable. As always nothing tripping while I was there. Ramp tested the RCD and 15ma...
  9. K

    Price for fault finding? ££

    What do people charge for fault finding for a domestic customer?
  10. W

    Fault on lighting circuit

    All CPCs on upstairs and downstairs lights were live due to the cpc of upstairs being disconnected from earth bar. I was getting 230v between cpc and neutral at the light, the 2 circuits are separate and the rcd never tripped, anyone had this before or know why this would happen
  11. A

    Anyone ever had a L to N fault in a brand new socket

    I have just spent about 6 hours in a freezing cold building tracing a continuity fault between L and CPC in a ring final circuit in an outbuilding. Not yet commissioned. This has 8 pairs of Hager SS flush double sockets in it (ie 16 sockets) above a quartz counter, and 4 double sockets beneath...
  12. R

    UK Fault with ring main

    I was testing a consumer unit before upgrading to current standards. (Old re wireable fuses) when testing one of the ring mains continuity i found 38v on the cpc with that circuit disconnected. After carrying out end to end tests on Line and neutral which came back fine. I found the voltage...
  13. A

    Failed my AM2 fault finding 3 times….please help!?!?

    Failed AM2 Fault Finding 3 times!!! hope somebody can help me, I’ve spoken with the examiner, he said my fault finding itself is fine it’s just my writing/explanation. Can someone give me some examples of what to write so I can pass it this time!? Thanks
  14. Robc66

    Rangecooker power fault

    Rangemaster classic Power to main fan oven power light stays on when switched off and element heats up to maximum although the switch works correctly and turns the fan on.
  15. GBDamo

    Interesting fault? Lowish IR

    Had a call out at a dental practice at 19:00 last night in the end I left the fault disconnect requiring further investigation. This fault not the simply resolved call out fault but a "while you're there can you look at" Friday night special. Very bizarre set up as the building looks to be a...
  16. J

    --------Downlighter fault!!---------

    I will try to explain this as best as I can, Wired 18 downlights in two rows of 9, The downlights were wired in 3core and earth cable so two switch wires could be used to switch the downlights however the customer wished. It was opted for the lights to be switched in banks of two on alternating...
  17. R

    Very strange IR fault - any one seen this before?

    Evening all, Went round to a clients house and did some tests on an outdoor socket. At the junction (in an IP rated wiska box) between the cable coming in from the house and the SWA running to a single outdoor double socket down the garden, the IR test between L-E fails at 0.05 Mohms. When...
  18. G

    Portfolio Fault finding unit

    Hi was just wondering if anyone has been doing/has done the city & guilds fault finding unit in the portfolio they could send me please?
  19. W

    Intermittent fault finding

    Is there anything more frustrating than an intermittent fault
  20. T

    Live earth fault on every leg of the ring

    Brief run down for you all Checked end to end of ring that’s sound Meggered LN sound NE sound LE 0.03 Split the ring same stuff Split it again same stuff again Long story short stripped all sockets off on the ring and every single leg has a LE fault Was rewired 2010 Only logical thing I can...

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