Dewhot 12lt, Руководство пользователя, Страница: 23 / 30

Page 23 of 30 Dewhot | Gas geyser manual
Dewhot | Gas geyser manual
Error Solution
EO
Accidental flameout,
the flame sensor could
not detect the flame
signal within 7s after
the re-ignition process
Check the gas inlet pressure is operating at 2,8 kPa
while the applinace is running;
check the gas valve is supplying 2,8kPa to the
burners while the applinace is running on maximum
temperature;
Check whether the flame sensor is damaged or the
connection wire is pulled off
Change the diaphragm valve or controller
E1
No flame signal
detected within 60s
on the pilot flame
No flame signal
detected within 10s
on the main burner
Check the gas inlet pressure is operating at 2,8 kPa
Check whether the flame sensor is damaged or the
connection wire is pulled off
Check whether the pilot gas supply pipe is twisted
and blocked or cracked creating a leak
Check for bugs or spiders in the pilot burner tube
Change the diaphragm valve or controller
E2
20 min shut off Normal operation, close and re-open the tap
E4
Flame signal detected
without any water
flow
Check the gas inlet pressure is operating at 2,8 kPa
Change the gas valve and perform a pressure test