OPERATIONAL PROBLEMS AND FAULTS
FAULT
The burner does not start.
The burner starts, there is
no flame and thus it goes
automatically into blocking
mode.
The burner starts, the fla-
me is formed but then the
burner goes into blocking
mode.
CAUSE
a) no electricity.
b) gas fails to reach the burner.
a) the gas valves do not open.
b) there is no jump spark between
the electrodes' tips.
c) the air pressure switch does not
give its enabling signal.
a) the control electrode either
fails to detect the presence of
the flame or it does so inade-
quately.
SOLUTION
a) check the mains fuses.
b) check that the cut-off devices
positioned along the feeder
pipe open properly.
If you have checked points
(a) and (b) without finding a
solution, then call a technician
in.
a) call a technician in.
b) call a technician in.
c) call a technician in.
a) call a technician in.
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