8
Alarms
Code
Description
Er01
Intervention
of
safety
pressure
switch
HV1:
signalling
even
when
combustion
fan
is
WY
Ł
./OFF
Er02
Intervention
of
safety
pressure
switch
HV2:
signalling
when
combustion
fan
is
W
Ł
./ON
Er03
Damping
due
to
decrease
of
flue
gases
temperature
Er04
Damping
due
to
the
excessive
temperature of
water
Er05
Damping
due
to
excessive
flue
gases
temperature
Er06
Pellet
thermostat
opened
(return
of
flame
from
brazier)
Er07
Combustion
fan
encoder:
lack
of
encoder
signal
(if
P25
=
1
or
2
)
Er08
Combustion
fan
encoder:
failure
of
fan
speed
adjustment
(if
P25
=
1
or
2
)
Er09
Low
pressure
of
water
(is
system
is
WY
Ł
./OFF
or
in
mode
Blok
(Block)
and
pump
P1
is
switched
off
then
the
error
is
not
reported
Er10
High
pressure
of
water
Er11
Incorrect
values
of
time/data
after
prolonged
mains
power
failure
Er12
Ignition
failed
Er15
Mains
supply
interruption
Er16
RS485
communication
error
Er17
Air
flow
adjustment
failed
Er18
No
fuel
Er23
Boiler
of
DHW
sensor
opened
Er25
Cleaning
motor
damaged
Er39
Damaged
sensor
of
flowmeter
Er41
Minimum
flow
of
air
in
Control/Checking
modes
has
not
been
reached
Er42
Maximum
flow
of
air
exceeded
(FL40)
Er44
Doors
error
Er47
Conveying
screw
encoder:
lack
of
encoder
signal
(if
P81
=
1
or
2
)
Er48
Conveying
screw
encoder
error:
speed
adjustment
failed
(if
P81
=
1
or
2
)
Service
Service
error.
Informs
that
the
hours
planned
for
Maintenance
1
function
(parameter
T66)
have
been
reached.
Contact
the
authorized
service
center.
Messages
Code
Description
PRob
Fault
during
inspection
of
sensor
during
Checking/Inspection
stage
Clean
Informs
that
the
hours
planned
for
operaiton
(parameter
T67)
have
been
reached.
Door
Doors
are
open
Ignition
Block
Message
appears
if
the
system
is
switched
off
during
ignition
(after
preliminary
loading)
by
external
device:
system
stops
only
when
it
switches
to
Pracy/Work
mode.
Link
Error
Lack
of
communication
of
the
LCD
panel
and
control
board
Cleaning
On
Periodic
cleaning
in
progress
