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sounds like plumbers garages are the same worldwide! :roll: how do u find the regin one to be more acurate?

hi all, i have broken the glass in my Rothenberger manometer :( (the traditional type ones that have been about for ages with the black cover and the stud at the bottom that locks it in place) someone told me its possible to buy jst a replacement glass rather than a complete replacement or one...

thanks, i just found a price on net for £29.87 so its not extortionate whatever.

right i'll have a go at that tomorrow and let you know thanks for your help. one last thing, any rough idea of cost of servo valve as the cost of this job keeps rising was only supposed to be heat exchanger at first then had to have a new pump plus this part on top :?

yeh checked them out early on they all appear fine.

ill have a better look at the servo valve tomorrow then an see what its doing, as i've not taken one of these apart on this model of boiler before can anyone tell me is it possible to service/rebuild or is it best just to replace? if they are serviceable any helpful hints or tips? :) thanks

hi all, last week i changed the DHW heat exchanger on a vaillant GB 242 EH its about the 3rd ive done in the last few years, the others with no problems, this 1 however.... :x after refilling an checking there was no leaks i thought the worst was over, i then turned the boiler on, the pump ran...