104
14 - USE
Loc 22 Internal software error Replace the power control board
Loc 23 Internal software error Replace the power control board
Loc 24 Internal software error Replace the power control board
Loc 25 Gas valve circuit a - Check LWCO connection
b - Check Flue blocked pressure switch
c - Check High limit temperature switch
d - Check High limit fl ue temperature fuse
WARNING!!!
If the high limit temperature
fuse melt, before any replacement, it is mandatory to
contact the appliance manufacturer to prevent any
permanent damages to the heat exchanger. Failure to
comply with this requirement can result in excessive
levels of carbon monoxide which can result in severe
personal injury or death!
Loc 26 Internal software error Replace the power control board
Loc 27 Flame present with closed gas
valve
Replace the gas valve
Loc 28 Flame present with closed gas
valve
Replace the gas valve
Loc 29 Internal software error Replace the power control board
Loc 30 Internal software error Replace the power control board
Loc 31 Three times fl ame lost during
one demand
a) Check detection electrode;
b) Check for any obstruction on air inlet / fl ue exhaust sytem
a) Try to replace detection electrode
b) Check for any obstruction on air inlet / fl ue exhaust sytem
Loc 32 Internal software error Replace the power control board
Loc 33 Internal software error Replace the power control board
Loc 34 Internal software error Replace the power control board
Loc 35 Internal software error Replace the power control board
Loc 36 Internal software error Replace the power control board
Loc 37 Internal software error Replace the power control board
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