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  1. M

    hot tub fault tripping after switching on

    Hi Thanks for that specialist as above I will disconnect heater & power supply from tub probably use a 16amp CB inline at tub whilst I am there disconnecting & then turn on heater direct through 16amp CB, hopefully will trip or heat up.
  2. M

    hot tub fault tripping after switching on

    be quite honest there is only 3 items on this side of the board & hardly any equipment installed apart from usual fridge wash machine few sockets, not really much in Bungi
  3. M

    hot tub fault tripping after switching on

    I will have to disconnect from tub connect heater turn on without tub being connected & heat the thing up & see what happens. good idea will try Monday
  4. M

    Tool Insurance Necessary?

    Hi all just had renewal went to another company from what I normally use beat the cost by £100.00, like for like went through on phone with my old paperwork. turns out when I got the email documents they had missed off the professional indemnity insurance for got on it that day, they had to...
  5. M

    hot tub fault tripping after switching on

    Hi Pete VIR 230 V 10.3 I 23.3 R sorry am I having a blond moment heater is 2.5kw. 400M ohms IR test to earth good 23.3 ohms heater continuity did you spot something that in the above that I may have missed ?
  6. M

    hot tub fault tripping after switching on

    my thoughts at guess at one point heater had small crack in when heating let water past but heater has water around it all the time so can't see it especially with the IR value being good.
  7. M

    hot tub fault tripping after switching on

    RCD
  8. M

    hot tub fault tripping after switching on

    good idea I will ramp test RCD & check the leakage of the trip with tub on & see the spike. will check Monday, did not think RCD as know the house no issues with RCD to date. TNCS
  9. M

    hot tub fault tripping after switching on

    Hi Andy-1960 b32 amp RCD unit is tripping
  10. M

    hot tub fault tripping after switching on

    Hi Pete VIR 230 V 10.3 I 23.3 R sorry am I having a blond moment heater is 2.5kw. 400M ohms IR test to earth good 23.3 ohms heater continuity
  11. M

    hot tub fault tripping after switching on

    installed a tub for m8 (second hand). switch on tub runs for about 10 seconds then trips. clamped up draw initially 3.3A -12.2A when heater kicks in. disconnected heater unit IR test 400M ohms, 23 ohms heater resistance. disconnect pump one hot tub will stay on, disconnect heater & leave...
  12. M

    solar controller

    Hi Leesparkykent many thanks for that, looks like the relays are shot might be an attempt at fixing the unit first but not sure if anything else is damaged, problem I got is that there is no cylinder stat or room stat, just small probe cables by look of it, thinking & by looking found very...
  13. M

    solar controller

    looking at replacing this unit anyone recommend an upgrade or direct replacement ?
  14. M

    HV AP + SAP Training

    Sterling power do the courses & I think they do a few different courses LV - HV, I was looking at a couple of courses the other day & see on the website AP course
  15. M

    excel formula Help

    many thanks for help Column 4 now does total numbers of units used. Column 5 does unit cost total. so our row reads 1A unit cost, 1B total costs, 1C plot total units, 1D Plot Value of units. 1B= 1Ax1C 1D= 1Ax1C 225D=1D:224D Gives me overall for flat. this is not something I required but had to...
  16. M

    excel formula Help

    Hi All Put in The Extra Column & It Works Thanks for Help
  17. M

    excel formula Help

    Hi All Managed to get what I need But slow =Sum(E11*I11,E12*I12,E13*I13,E14*I14,E15*I15,E16*I16,E17*I17,E18*I18,E19*I19,E20*I20,E21*I21,E22*I22,E22*I22,E23*I23) but must be an easier way to I225
  18. M

    excel formula Help

    Hi Sparkychick thanks forgive my novice approach but how ?
  19. M

    excel formula Help

    sort gone a bit wrong somehow my sum =sum(E11*I11)*(I11:I225) So Looking for the total cost first part & to repeat for second part. if I do the first part of sum fine & if I do the second part of sum it is correct 178 items but don't need the 178 just 1st part of sum repeated to I11:I225
  20. M

    excel formula Help

    Thanks Richard will give it a go now

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