Ariston microGENUS 23 MFFI Servicing Instructions - Page 20

Browse online or download pdf Servicing Instructions for Boiler Ariston microGENUS 23 MFFI. Ariston microGENUS 23 MFFI 28 pages. Type c boilers
Also for Ariston microGENUS 23 MFFI: Installation Instructions Manual (25 pages), User Manual (24 pages), Servicing Instructions (28 pages)

Ariston microGENUS 23 MFFI Servicing Instructions
B
IS THE FAN
RUNNING?
YES
C
20
NO
BOILER
SHUTDOWN?
NO
PUMP PROTECTION
ACTIVATED?
NO
INTERNAL
P.C.B. PROTECTION
ACTIVATED?
NO
POWER
TO FAN?
YES
1 - Replace fan
YES
1 - Reset the boiler
1 - Check/replace main
circuit flow switch
YES
2 - Check/replace
connection cable
3 - Check/replace P.C.B.
1 - Check/replace air
pressure switch
YES
2 - Check if reset button
is jammed
3 - Check/replace flame
detection electrodes
1 - Check/replace
connection cable
NO
2 - Check/replace P.C.B.
3 - Check/replace air
pressure switch
FC004Ac
B063