Ariston microGENUS 23 MFFI Servicing Instructions

19
B063
IS THE PUMP
RUNNING?
YES
NO
NO
NO
YES
YESYES
POWER TO
THE PUMP?
DOES THE
"NO WATER" L.E.D.
ILLUMINATE
(WITHIN 40 SECS)?
1 - Check if there is air in the
system
2 - Check main circuit flow switch
operation
3 - Check pressure on the water
gauge and fill system to return
to 1 bar
1 - Turn the boiler off then on
(protection reset)
1 - Check that the pump
is not stuck
2 - Release/replace pump
1 - Check pump cable
2 - Check/replace P.C.B.
3 - Check main flow main
switch operation when
drawing D.H.W.
A
B
FC004Ab

Ariston microGENUS 23 MFFI Specifications

General

Brand	Ariston
Model	microGENUS 23 MFFI
Category	Boiler
Language	English