try to clean the fan and the air pressure switch. does the fan still runin when it does it? plus check the overheatstat
halim
May 2008
try to clean the fan and the air pressure switch. does the fan still runin when it does it? plus check the overheatstat
halim
May 2008
could be overheat stat due to air traped in system or gas pipe size not big enough pipe should be 22mm from meter to allow enough volume of gas to flow to the boiler it needs 20mbar to function. how long has it been fitted and was it working before
achie
September 2007
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