17
FAULT-FINDING CHART
FAULT
CAUSE
REMEDY
The burner does not
start.
a)No electricity.
b)Gas fails to reach the burner.
a)Check the main fuses;
b)Check that the interception devices
positioned along the feed pipe open
properly.
If items a-b have been checked with
negative result call technical service.
The burners starts, there is
no flame formation then it
locks-out.
a)Gas valves do not open.
b)There is no spark between the
electrodes tips.
c)Air pressure switch does not give its
enabling signal.
a)Call technical service.
b)Call technical service.
c)Call technical service.
The burner starts, there is
flame formation, then it
locks-out.
a)The control electrode either fails to
detect the presence of the flame or it
does so inadequately.
a)Call technical service.
