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water leak on the isolation valve it self on return pipe worcester 15 sbi. looking at it its not possible to disconnect the fitting without taking off the entire boiler in order ro get at connection to manifold . is this the case? cany see anyway around this. waited hour for worcester on help...

hi. i was wondering . on a filling loop is any there way of telling if the non return valve is passing by besides disconnecting it and having a flood. is there a test screw which can loosened? thannks

hi. what would cause the boiler to trip the rcd switch? if you wanted to determine if indeed the boiler was tripping the rcd i assume all you have to do is unplug and reset the rcd and if it doesnt trip then the problem is with the boiler?ta

hi. was wondering how do you join a steel pipe to 15mm copper pipe? what fitting would i need? many thanks

hello. can anyone tell me if i wish to test the motor on a m/valve mid position valve i can switch the lever from auto to manual. by doing this will the valve provide ch/ or hw or move to mid position. basically what mode will the valve go into once i move lever to manual. thanks

hi. id like to check my immersion if it has an cut out device after reading about the death of that girl from failed stat. had a look . it as live neural earth wire going to some kind of stat and a fourth wire going from the stat to a upright pole. sorry i know pole is wrong its about 1,5 cm...