Recent content by FrustratedLiz

Help still required - to summarise above - house is 3-stories - old Victorian - boiler is on middle floor - 10 rads - many big ones - everyone says boiler should cope. The D0 code was set to 20 - changed it to 25. The D40 and D41 codes are set to approx 49deg - is this the problem? Won't let me...

Ignore that - eyes going to wrong code - just the temp diff bit If triangle T >30 - forcing to Pmin

Hi it's 5.3 (the 3 is flashing) - but is that S.53? Waiting cycle lack of water in the installation / temperature rise between heating flow and return is too high

Hi D0 - was 20 have changed to 25 as per factory settings, D40 - 49 and D41 48 - (I think) - should these be higher? It says you can't modify them

There's no S code or anything comes up - it just changes the temperature

Yes big 10 rads over 3 floors - boiler on middle floor - but everyone says boiler should cope with it - what is d0?

hope there is someone out there who knows how this issue is resolved or what could be causing it. We have a Glow Worm Ultimate 30c central heating boiler installed 4 years ago - this problem has been on-going since installation with various 'solutions' suggested - none of which have worked. The...