Ariston EURO COMBI A/27 MFFI Instrukcje serwisowe - Strona 23
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Również dla Ariston EURO COMBI A/27 MFFI: Instrukcja instalacji (28 strony), Instrukcja instalacji (24 strony)
C
IS
THE AIR PRESSURE
SWITCH ACTIVATED?
YES
ARE THE
FUMES DISCHARGED
CORRECTLY?
YES
DOES THE
BURNER LIGHT?
YES
SAFETY
SHUTDOWN OF THE
BOILER ACTIVATED?
NO
D
B029
1) Check flue discharge
2) Check venturi & small pipes
3) Check wire for air press.switch
NO
4) Check/replace air press. switch
5) Check/replace PCB wire
6) Check/replace power PCB
7) Check/replace control PCB
1) Check/replace igniter plugs
2) Check wiring
3) Check starter
4) Check small wire
NO
5) Check power supply PCB
6) Check control PCB
1) Check supply of gas to gas
valve
2) Check power supply PCB
NO
3) Check control PCB
4) Check functionality of the
valve
1) Check whether flame
detection electrode is
hit by the flame
YES
2) Check the electrode
3) Check the power PCB
4) Check the control PCB
WAS THE
NO
RESET SWITCH
PRESSED?
YES
Shutdown LED off
Restart of the fan
23