intermittent

  1. I

    Tips for Intermittent Fault Finding

    Good evening! Majority of the work I've done over the past 10 year or so has been new build full rewires and rewires of existing premises and because of this there are very rarely any faults to be found when carrying out the testing of the installations. In a very short space of time, I've had...
  2. S

    Sealey Power Drill Intermittent Start

    Hi. I bought a Sealey 750W power drill, and ever since the first day I had it problems began to arise. First, it does not always start smoothly, it starts with a jerk, which can be quite annoying when trying to keep the drill steady on top of a small punch, but the power drill shakes vigorously...
  3. M

    Intermittent tripping MCB

    I’ve a fuseboard as pictured, which has been nuisance tripping on the downstairs ring final circuit. It started off with 32a breaker tripping which is RCD protected, and now it’s tripping the Main RCD switch. This is a relative's property and he’s already had an electrician in, who’s ran a...
  4. Auto Technician

    Ford intermittent starting issue?

    I'll keep it short and sweet. Ford Mondeo customer complaint intermittent starting issue and engine cuts out whereby she advised this occurred while driving and the ESCL activated and she said she could not turn the steering wheel. I scanned for fault codes and got a drivers door module...
  5. M

    Intermittent socket fault

    I'm having a very strange issue with some sockets. They're in my garage and are running from a 13amp switched fused spur off a 30amp radial circuit. There are 4 double sockets and appeared to be working fine. Then suddenly they stopped, no breaker went on the consumer unit so I assumed the fuse...
  6. wsoppitt

    What sequence to identify intermittent fault causing rcd to trip .

    Guys / Girls. How do you tackle an intermittant fault that only occurs once or twice every few weeks. What is the sequence you would use to identify and locate the issue.
  7. B

    Intermittent starting on SDS hammer drill

    Hi Sparkies, newbie here needing some advice please My 1100W SDS hammer drill sometimes starts, sometimes dead. So far fault diagnosis (loose connections, voltage and continuity checks) has ruled out switch, commutator and rotor armature windings. My suspicion has fallen on either the brushes...
  8. L

    UK RCBO intermittent tripping advise??

    Hi Guys Just installed a RCBO board to replace an old Wylex consumer unit that had Bs60898 MCB's fitted and an RCD main switch customer supposedly hadn't had problems in the past (not quite sure thats now true) when I carried out the EICR I found a problem on the outside garden lights, so...
    • leebut
    • Thread
    • advise anyone intermittent new old problems rcbo transformer tripping
    • Replies: 36
    • Forum: UK Electrical Forum
  9. S

    Lighting intermittent issue

    Please forgive also posted on another site i wonder if anyone can help with intermittent tripping problem Distribution board 20amp MCB feeds a 20amp contactor to the outside sensor for external lights and bollards lights. Another small consumer unit wired in a way from the disi board and the...
  10. 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...
  11. M

    Intermittent mcb trip electric gate

    Hi, just registered, I qualified in 1973 and and not done much electical work for the past 30 odd years but I obviously have grasp of the theory. I have an intermittent mcb tripping on my electric gate, which I installed. (All electric no hydraulics) The mcb will trip in any weather...
  12. G

    Intermittent fault finding.

    Was called to a commercial lighting issue on Friday where the circuit had tripped, RCBO protected. On arrival reset the RCBO and all held, three lights weren't working, two were lamps and one had a black scorched ballast, replaced this and all works. The circuit has eight lights, two PIRs a...
  13. K

    Intermittent Ring fault! Any advice please.

    Hello all, I was hoping for some advice on this ring fault I have come across. It has been intermittent for about 2 months now. It is a converted church to a children and family centre. Installation is within 10-15 years. TN-C-S supply. The fault is on a 32A type C RCBO 30ma which supplys 12...
  14. A

    Intermittent fluctuating voltage

    We have a problem in my daughter’s new build house (2 years old). She noticed the problem started 2 weeks ago when her lights would flicker at random. The lights can be ceiling lights and table lamps so it’s affecting the lighting circuit and sockets both downstairs and upstairs. I have...
  15. B

    Intermittent ceiling light

    Hi just after a little bit of advice the ceiling light in our spare room seems to have a mind of its own it rarely comes on if the switch is operated but if left on the light will come on eventually it then works fine for a short period so it will switch on and off but then it decides to stop...
  16. A

    Fault finding an intermittent RCD trip

    Hey all, really hopping someone will be able to help me with my issue. This problem relates to my personal home, but i can't seem to figure out the issue. Quick background. The main switchboard at my house feeds into a sub-board in my shed. This sub-board then feeds into another sub-board which...
  17. M

    Fault finding an intermittent RCD trip.

    Hi all, I’ve had a headache of a fault and can’t think what to do next. The house has an RCD main switch, and I’ve verified the circuit which has the fault to be the kitchen ring final. The RCD has tripped once without interference, and several times when a switched fuse spur is turned on...
  18. C

    Zafira b intermittent starting problem - strange behaviour

    Apologies up front for the long post. I thought I'd try to include as much info as I can. I am looking for some advice/suggestions any of you might have concerning an annoying intermittent fault I am having with a 2006 Zafira B. The engine is the Z16XEP version. The car will start a few times...
  19. M

    Intermittent fault Gloworm Ultracom HXI Condensing Heat only Boiler

    I've seen others that have similar fault to this boiler. All functions work apart from the target temperature is not reached as of this week. The fault was evident for two 6 month heating 'seasons' but last year the fault rectified itself and the boiler temperature reached target temperature...
  20. T

    The mystery of the intermittent fault on flourescent light

    So I was called again to look at light in unit that has gone off. Of course when I got there it was on (again) The circuit is very straight forward, supply from Merlin Gerin DB 10a MCB supplying four twins. Checked all the connections for being tight including switch (wiggled and pulled) and...
    • The Ghost
    • Thread
    • fault intermittent light
    • Replies: 40
    • Forum: UK Electrical Forum

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