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Hi, "It never rains..." so the saying goes. I have just noticed that inside the boiler on the left hand side as you face it, that one of the two nuts around two small 'wavy' copper pipes is leaking (and has been for some time if the build up of scale is anything to do with it!) If you...

Hi, I didn't get where I am today by being sensible 8) Thanks for the help. While I'm on the line, do you have a spare part number for PRV for my boiler please? Thanks

Hi all, Thank you for the help so far, stops me fretting :roll: The pump om my boiler is a GRUNDFOS Type UP 15-60 AO and the serial number is :- S/N 59926502. I take it the AAV in ChrisR's picture is the one suitable for my pump? (just to be sure) Also, what do you use to...

ChrisR thanks. Did you mean replace the screw or what exactly? (sorry to display my thickness so openly :roll: ) Alistair

Thanks for the replies Zimmers - it's just a drip, not a lot of water. I have re-charged the pressure vessel and put water back into the system (1 bar) and after 3/4 hours I checked and noticed the small drip (not constant_ and traced it to that screw on the pump. Thank you Alistair

Hi folks, First off let me thank you for the advice I've taken from various posts on this forum (and the FAQ's). My question is:- on top of the boiler pump there is a small air/vent screw? is it supposed to be left open? if so, how far open i.e. 1 turn; 2 turns? or is it supposed to be...