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i'm a little confused now!! :oops: i have a red grundfos pump it sahs 15-50 on the label/front of it. if i buy another grundfos 15-50 can i just replace the head instead of undoing the whole body? if i do have to replace the whole body, any tips toi remove it easily and to check...

Hi Thanks for your reply and help. I have the allen key/hole type vales, so the ball type I believe?? What should I do then, if they leak on re-opening? Just drain down and replace? But what about if they don't shut off... is there a way I can check before getting soaked and undoing...

I had this happen to me, a drip from the wingnuts when i changed a siphon a few years ago. i thnk the foam washers suash into place and self seal afcter a day or so. mine stopped dribbling all of a sudden a few days later. ptfe around the nut may help prevent the dribble also as you have...

thanks seco for your help. will get it ordered and fixed :)

as far as i know, combi boilers are generally slowish to heat the water up, unless you have one of the hi tech modern types that store a small amount for faster delivery. it's just the way they work. if you get too much flow from the hot tap anyway, really really fast, this will also reduce...

ok thanks secon, i will order 1 up now. (hope they have 1 in stock and can deliver by the weekend possibly)... one last question: is it hard to remove the old one??

that's my one !

hi secon services. thank you for helping me. i was thinking maybe it is a diaphragm or something inside the valve that has worn/perished over the years. do i need to buy a whole new stabiliser valve? is this easy to get hold off for me shower as it is oldish, and if so, will it be hard to...

Another quick query I have - my electric shower, which is Triton t80, oldish but still decent, water was dripping from the bottom of the unit every few days. I took the cover off and notice when the shower is turned on at the dial (not when the cord is pulled) and the pressure switch i believe...

My central heating and hot water pump is not working properley, it is very noisy and vibrates quite a bit, it is quite old now so i believe it is failing. i want to replace it today whilst i am off, but have a question if i may ask: can i just replace the pump head by removing the 4 allen...