The issue turned out to be a fault in the PCB- the boiler kept going into a diagnostic mode, this restricted the output of the boiler leading to the symptoms above.
Replacing the PCB fixed this.
Solved by a plumber going through all the checks and calling W Bosch.
Hope the PCBs are...
Thanks for all the suggestions.
It taken a while as I'm only at the flat 1 or 2 times a month.
I've looked thoroughly and there does not appear to be a bypass for the boiler.
Not sure what I can do about the size of the boiler - the 27CDi was I believe the smallest boiler Worcester did...
We bought a 1 bed ground floor flat a year and a half ago and particularly last winter we noticed the living room was slow to heat up at 1C/hour.
The flat had a new Worcester 27CDI replacement boiler fitted Oct09 by the previous owners to the existing radiators removing the need for an...
Apologies for not responding for a time - work got in the way.
The alarm replacement/upgrade is still on the list.
Thanks for the great advice - thats really appreciated.
In answer it is a ground flat and I'm thinking of adding some sensors to the limited ones available.
Thanks
Hi all,
I have a now expired contract ADT alarm in my 1 bed flat. ADT don't want the alarm back, and they won't provide the engineers or installers code.
I'd like to mainatain it myself (I have installed and maintained a screwfix Tate alarm for some years).
Can anyone identify the keypad...