Chaffoteaux Mx2 24 error 50?
What could be the problem turn boiler on all works ok boiler ignites temp rises then boiler shuts down with error code 50 flashing (primary water flow defect) press reset and same happens again, cant draw hot water 1.7bar pressure on system although it had no pressure after returning from 2 week holiday re-pressurised and swiched on error 50 any one got any thoughts please.
Nigel, March 2012
