42
INS
TALLER
U
SER
M
AINTEN
AN
CE
TECHNI
CI
AN
TECHNI
CAL
D
AT
A
Error
Code
Anomaly signalled
Cause
Boiler status / Solution
31
Loss of remote control
communication
This occurs if an incompatible remote control is connected,
or if communication between the boiler and the remote
control is lost.
Disconnect and reconnect the power
to the boiler. If the Remote Control is
not detected on re-starting the boiler
will switch to “Summer” mode. In this
case the "Central Heating" (1) function
cannot be activated
37
Low power supply
voltage
This occurs when the power supply voltage is lower than the
allowed limits for the correct boiler operation.
If normal conditions are restored the
boiler restarts without having to be
reset (1)
38
Loss of flame signal
This occurs when the boiler is ignited correctly and the
burner flame switches off unexpectedly; a new attempt at
ignition is performed and if normal conditions are resto-
red, the boiler does not have to be reset.
If normal conditions are restored the
boiler restarts without having to be
reset (1)
43
Block due to loss of
flame signal
This occurs if the ''Flame signal loss'' error occurs many ti-
mes in a row within a preset period (38).
Press the Reset button, before
restarting, the boiler will run a
post-ventilation cycle (1)
44
Block for exceeding
gas valve frequent
maximum opening
time
This occurs if the gas valve remains open for longer than
required for normal operation, without the boiler swi-
tching on.
Press the Reset button (1)
59
Main supply voltage
frequency block
The board detects a main supply voltage frequency ano-
maly
The boiler does not start (1)
80
Block - gas valve
driver issue
This occurs in the event of malfunctions of the P.C.B. that
controls the valve.
Faulty valve
Press the Reset button (1)
85
Afterburner problem
block
Potential gas valve, electrode or P.C.B. problem.
Press the Reset button (1)
98
Block - maximum no.
of software errors
The maximum number of software errors possible has been
reached.
Press the Reset button (1)
(1) If the shutdown or fault persists, contact an authorised company (e.g. Authorised Service Centre)
