
43
Maintenance instructions
ENGLISH
4
15
BLOCK
No gas or failed burner ignition
Check the gas supply or that
the ignition/detection electrode
is working properly
(4)
11
16
PARASITE FLAME
Flame detected upon ignition.
Check the wiring of the Ign/Det.
electrode and remove any ox
-
idation, check for humidity be-
tween drain wire and ceramic,
if necessary, press the unblock
key, if the anomaly persists,
replace the electrode (4).
20
17
PARASITE FLAME
Flame detected after swtich-off.
Check the wiring and for any
leaks from the gas valve (3)
(3)
if needed replace the gas
valve.
46
CHIMNEY
18
FLUE GAS COLLECTOR
SAFETY THERMOSTAT
Intervention of the flue gas col
-
lector safety thermostat (23).
only for KONm 24 obstruction
fan pressure
switch intervention
(19)
Rearm the thermostat man-
ually and press the unblock
button on the panel / Check the
connections.
Only for KONm 24 check if
chimney (intake or exhaust)
is obstructed, if there is no
obstruction, press reset button
on the panel.
19
22
FLAME CONTROL
Flame control damaged
Replace the board.
CONDENSATE SENSOR LE-
VEL (27)
SL
condensate sensor level
intervention.
Check the condensation level
in the condensate tray
(*).
Check that the flue gas exhaust
pipe is not obsructed, check
that the condensate drain trap
is clean.
(*) if there is a condensation obstruction inside the flue gas manifold (before resetting) it is necessary
to proceed to a drying operation inside of the tank especially of the level sensor electrodes.
INCONVENIENCES
SOLUTIONS
KON
m
18 - 24 - 28 - 35
Flame noisy
in cold ignition
Act on parameter
‘’IG’’
using the
RCh
section ‘’TECHNICAL MENU’’ TSP
parameters
increasing the value by 5 ÷ 10 % max
KON
m
18 - 24
KON
m
28 - 35
Flame noisy in
steady-state conditions
increase the CO
2
value
- max value for methane gas = 9.7 %
(min value > 9.3 %)
- max value for propane = 11.4 %
(min value > 11.0 %)
increase the CO
2
value
- max value for methane gas = 9.5 %
(min value > 9.1 %)
- max value for propane = 10.7 %
(min value > 10.3 %)
Flame noisy in
modulation
service