Ariston EURO COMBI A/23 MFFI Servicing Instructions - Page 21
Browse online or download pdf Servicing Instructions for Boiler Ariston EURO COMBI A/23 MFFI. Ariston EURO COMBI A/23 MFFI 32 pages. Erocombi
Also for Ariston EURO COMBI A/23 MFFI: Installation Instructions Manual (28 pages), Installation Instructions Manual (24 pages), User Manual (16 pages)
1) Check for air in the
system
2) Check the pressure switch
for activating pump
3) Check/replace water
gauge and refill the
the system properly
1) Turn the boiler off
and then back on
again (safety reset)
B029
A
DOES THE
CIRCULATION PUMP
COME ON?
YES
DOES THE
INSUFFICIENT WATER
YES
INDICATOR LIGHT COME
ON? (within
40 sec.)
NO
B
NO
POWER TO
THE PUMP?
YES
1) Check to see if pump is
stuck
2) Replace circulation pump
NO
1) Check
wiring
2) Check/replace
wire to PCB
3) Replace
power supply
PCB
4) Replace control
PCB
5) Check micro-
switch when hot
water is requested.
21