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  1. U

    WB Greenstar 18Ri keeps locking out.

    Also, to be fair ollski, there is a thing called "visual inspection" which is a major part of any servicing. I have been in engineering 48 years and the last 35 in service - this is not rocket science. If just one service was done according to the WB Manual, all this could have been avoided...
  2. U

    WB Greenstar 18Ri keeps locking out.

    Ok folks, update quicker then expected. Got WB out on a fixed price repair £275.00 all in. They came out really quickly and replaced the Heat Cell and ancillary parts: as it had just blown the board fuse and was now dead, the fan was replaced as well. This was caused by the heat cell red...
  3. U

    WB Greenstar 18Ri keeps locking out.

    I was going to flush it out this weekend, but it snowed! I'll do it tomorrow and put some X100 in. I had the cover off this morning for a closer inspection (all isolated) and guess what, the burner gasket is perished - see .jpg. It has damaged the electrode cables and insulation's. No wonder...
  4. U

    WB Greenstar 18Ri keeps locking out.

    If WB accreditation means nothing, it really makes it a lottery to find a competent engineer! I'm assuming the pump is wired to the boiler correctly, as it always runs on to take the latent heat out of the system on shutdown.
  5. U

    WB Greenstar 18Ri keeps locking out.

    Hi Hot & Cold. I think a fixed price WB repair is about £350.00, new boiler about £800.00 and this one is 12 years old, so could be uneconomic as I don't know the life expectancy of these boxes. I would get another one, as I also think they are not bad. The system is pretty clean and always had...
  6. U

    WB Greenstar 18Ri keeps locking out.

    Thanks for your advice Gasguru. I'm in the catch 22 situation: do I throw some more money at it and have the burner sorted and then see if the lockouts still occur, or, call it a day and replace it? I know that's up to me, the boiler is in mint condition, but also any major part replacement...
  7. U

    WB Greenstar 18Ri keeps locking out.

    Hi all I have a 12 year old WB Greenstar 18Ri boiler which has been serviced by the installer annually. It’s been flushed many times and has always had either Fernox or Sentinel X100 in it. A Salus filter was fitted about 2 ½ years ago. It’s developed a problem where it would lockout at...
  8. U

    Cold radiator.

    Sorry for late response Crashndie. My place is a four bedroom detached - not that big. I've found that by winding all other rads lockshields down (some only just open) and closing the TRV's down a bit as well, the coldest ones come up. The pump does not sound as if it's labouring, it was...
  9. U

    Cold radiator.

    I have one radiator that will not get as hot as the others. The one nearby is also not very hot and in fact both were cold until I spent time playing with the valves on all the other rads. It seems I have to shut the lockshield valves right down to only a quarter turn on all the other rads...
  10. U

    Twisted pair speaker cables

    I'm sorry, I should have said that this cable run is for rear surround/5.1/home cinema speakers. I've not bought a system yet but I'm putting the cables in ready. I've read that rear speaker cables are not so fussy as they only convey effect. I have some good cable for the front/centre...
  11. U

    Twisted pair speaker cables

    What about doing a double run, i.e. 2x42 strands /channel. Would this give any benefit? I probably won't try twisting, just avoid mains cables as much as possible.
  12. U

    Twisted pair speaker cables

    I've bought some 42 strand speaker cable and I'm wondering about what benefit I would get if I split the conductors and twisted them. I've read this reduces interference/crosstalk problems. Is this true? Also, would it benefit by doing a double run of twisted pairs to each channel. The...
  13. U

    Best way to cover poor walls

    Thanks for the advice Zampa. I'll try 1000 first and see how it looks. UB
  14. U

    Best way to cover poor walls

    If I were to paint the walls Zampa, should I line horizontaly and then vertically as well, to cover properly, or will just horizontal cross lining cover o/k. Why is 1000 easier then 1400, would it not stretch easier?
  15. U

    Best way to cover poor walls

    I know what you mean Spice, it is a bit dated and not easy to paint. I've never tried cross lining, how difficult is it? People say that it bubbles up and stretches, would this happen with a 1400 weight paper do you think?
  16. U

    Best way to cover poor walls

    Hello. I have stripped the lounge walls of very heavy blown vinyl paper and I'm looking at the best way to cover the many imperfections that a 60's house has. The blown vinyl covered every fault perfectly, but I'm not a fan of it as the surface can easily be damaged. I know my options are...
  17. U

    Potterton Profile 60E not firing up.

    Thanks to all who replied with advice for my problem. The only reason I needed a minimum cost fix, is that I am replacing the boiler this year and hoped it would last a few more months and not because I'm a tight wad. I could not justify changing the gas valve assembly, just to put it in...
  18. U

    Potterton Profile 60E not firing up.

    The solenoid I suspect is the small one on the right which is reading 4.9Kohms and the bigger one on the left is reading >1.45Mohms. This does not make sense as it would indicate the faulty one to be the left hand solenoid. Unless one is pulling down the other, when in operation? What...
  19. U

    Potterton Profile 60E not firing up.

    It is definitely a White Rodgers valve and it looks like the solenoids are mounted from inside the valve body and are different sizes. Maybe the Honeywell valve was a later type which allowed for replacement of solenoids without stripping the valve. Maybe the W/R gas valve solenoids are not...
  20. U

    Potterton Profile 60E not firing up.

    Thanks for info Meldrew's_Mate. I appreciate what you say about gas safety. Getting 4.9Kohms on pilot solenoid and 1.45Mohm on main solenoid. Could this be the fault?
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