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    Worcester bosch highflow 400 pressure rising and falling??

    Right folks, I woke up this morning and the place was freezing, so looked at the boiler, pressure had dropped to 0.6 bar, topped it up to the bloodline setting on the boiler 1.2bar, switched on and off a few times nothing, found a reset switch under the control panel which must be a overtemp...
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    changing fluorescent tubes for led tubes

    Im thinking of changing the tubes in the garage of which there are 4. It is currently 5ft 65w tubes which are FAT! (T12 going by my research) and the ones im thinking of putting in are T8. I read the gap between pins is the same, is it is easy as swapping them out? thanks.
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    no heating after changing radiator valves

    Hi all, changed radiator valves today for a towel rail in the en-suite, now its a combi system bosch highflow 400 with 8mm microbore :evil not to familiar with combis, so cannot find a drain cock at all, so i flattened system through the blow off valve to get the job done. I changed the...
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    Draining worcester bosch highflow 400 combi

    Ok, need help understanding my system after trawling net to find answers, im upgrading the en-suite and replacing radiator for a towel rail, hence the need to drain system. Firstly cannot find a draincock anywhere, system is microbore also if that makes a difference. There is a draincock...
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    Draining worcester bosch highflow 400

    Want to freshen up the heating system in the house, as moved in last year and unsure when it was done last. Now its a combi, ive never drained a combi before just the normal feed and expansion, i isolated the water feed to the boiler and found two drain plugs under my side door floor mat in the...
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    Best sealant for expansion joints

    Can anyone advise the best type of sealant for expansion joint? i have normal silicon in the garage but am not sure if this is suitable. cheers
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    My wall needs fixing!

    Hi Guys, I was wondering if anyone can offer any suggestions on how to go about fixing my wall. Any ideas and rough cost would be great. cheers Eddie
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    draining microbore system

    Hi All, Looking to drain and clean my system, its a highflow 400 boiler with a microbore setup. Im really struggling, there are two draincocks at the side door of the house, so i turn the water off to the house and open up the draincocks one at a time but no real flow from any of the two of...
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    worcester highflow 400 HW programmer

    Hi All, I was wondering if anybody knows the best way to set up this programmer for the HW. My boiler has a built in 2 on/off times for CH and HW. Im installing a wireless stat for the CH, so thats no problem, I just wondered if it was best to leave the HW on all the time (less on/off)...
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