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  1. W

    Washing Machine Pump Failing Pat Test

    Hey all, I pat tested my washing machine at home yesterday and it's failing the insulation resistance test, giving a reading of 0.87 Mohm. After some investigating, I found that by unplugging the drain outlet pump, the insulation resistance reading is now >199 Mohm. Therefore the pump is...
  2. M

    Washing Machine Motor - Earth Fault

    Bit of a fast ball. My missus is determined to have a new washing machine! I am more determined to spend that three hundred quid wisely investing it with william hill (other bookmakers could also be used(I'm not advertising)) whilst slurping strongbow. Anyway our washing machine has wrapped...
  3. Y

    Industrial Power Supply

    Hi All, Can anybody advise me as to what is the best set up for the installation of a power supply to machinery. On site we currently have various commando sockets fed directly from the MCB's. These are all operating perfectly and have been for some time. The problem is, an ex-electrical...
  4. R

    Bit confused

    I'm currently doing the 2357 City and Guilds coursework at this precise moment, but i cannot seem to get my head round what should be a simple process in the design area. Hopefully you guys will be willing to help me get round this first question so i can understand and complete the remaining...
  5. richardg

    Washing machine in bathroom

    Good evening all! I have been asked for some professional advice and would like to pick your collective brains. A client has been advised by his architect to place the washing machine in the bathroom. I have been reading the 17th which bans sockets within 3 metres of zones. Can the design be...
  6. Midwest

    RCBO X5 trip time out, caused by washing machine

    I've used a particular socket in my kitchen to carry out monthly calibration checks (ZS & RCD) on my MFT, for several months with no issues. Last week I carried out my tests on my MFT and the x5 RCD test timed out at 40ms. Thinking I had a faulty RCBO, I replaced today, but the fault remained...
  7. Rockingit

    Anyone know about changing washing machine drum bearings?

    Poorly Candy/Hoover washing machine at home, just trying to work out how feasible it is to change drum bearings or just forget it and buy a new one. Can anyone advise?
  8. R

    Fault Q

    Hi guys, my question is regarding a vertical baler (paper crusher). The initial problem was that when pressing the start button to begin the crushing process nothing was happening. The company who supplied the machine 10 years ago will not send me the schematics. After checking the obvious, I...
  9. M

    Circuit design

    Hi, after abit of advice. Wanting to install a new aditional circuit for a lathe. Technical info on label says this lathe runs at 3 phase, 2500 rpm 54A. There are already Lathes installed with same spec but circuits installed to run these are currently BSEN 60898 type b breakers, using 4mm...
  10. M

    2 PHASE supply to machine

    I'm carrying out an EICR to a machine shop ( they make machine guns!). One machine is a sciaky P282 hot riveter. This starts out as a 3 phase, neutral & earth set up at the DB; then terminates in a rotary isolator 30 metres away where it changes to what I assumed was a single phase supply. This...
  11. Jackall

    Washing Machine in Bathroom

    Hello. I'd be interested in what people think of the following, and any helpful advice. I want to put a washing-machine in a bathroom and here are the relevant details : The machine is rated IPX4, power rated at 1850W, has instructions as to how to remove the plug if required, and the manual...
  12. A

    From Voltage Source to the Machine

    I have a project assigned to me, i.e. to calculate/compute the wire size, length, put a motor control in a Plastic Machine. I have some sources available, but still I want to know from the best people of this Forum. Please assist me on how to compute the wire size, wire type, type of controls...
  13. T

    Circuit for 28KW four motor saw machine.

    Hello, I am looking for some experienced advice regarding two areas of an installation I have been asked to look at. It involves providing a circuit for a saw machine which has a total power rating of 28KW. Firstly in spite of my calculations indicating a 16mm supply would suffice, the parent...
  14. M

    washing machine trips out the rcd as soon as its turned on

    I have a hotpoint Aquarius washing machine. As soon as its plugged in and switched on it trips the rcd. I've tried at another socket toake sire its nor a fault on the socket, but its definitely the machine. Could anybody give me any pointers as what to look for. Thanks
  15. E

    Washing machine trips 32 amp mcb intermittently

    Called to a property today. Customer said that kitchen ring circuit trpped whilst washing machine was half way through cycle. Tested the circuit with my insulation resistance tester and all was fine. Tested the appliance itself and found dead short between live / earth and 0.26 between neutral...
  16. C

    Installing back up generator for power cuts?

    I have had an elderley customer asking about having a generator in case of power cuts after recent bad weather. He doesn't want an automatic changeover just a manual switched one and he isn't looking at trying to run 10.5 kw showers off it either. Just wondering if anybody has any tips and...
  17. P

    Bit of advise with machine safty

    hi hope you guys can help me out little, my work has asked me to change a couple of things on some machines at work. The one machine it a very old hydraulic break press they want me to fit an emergency stop pedal the stop circuit is n/c 415v. where is the best place to order one from or could i...
  18. A

    Testing single phase and three phase

    Hi to the forum This is my first post on here; I am a semi-retired (due to my knees being knacked.) Worked most of my 40 years on the domestic side ie rewires, kitchens, central heating etc not a lot on three phase. Been asked now by a mate to upgrade electrics in a shop premises, the upgrade...
  19. C

    bl***y washing machine engineers

    got called out this afternoon, lady had engineer out from manufacturers this morning to repair washing machine. He did the repair then got "some big" machine out and tested her sockets!!. He then advised her not to use the electrics in the house and gave her a note saying dont use until had...
  20. infinity

    Fuse discrimination code?

    While testing an industrial building today (machine shop) I came across a discrimination problem and cant decide on the code. There is a switch fuse with a BS88 gG 315A fuse that supplies a busbar trunking run in the machine shop that the machines plug into. There are various units plugged...

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