CODE ALARM
DESCRIPTION
E-32
Underfloor temperature sensor open circuit,
Sr2
.
E-33
Underfloor temperature sensor short-
circuited,
Sr2
.
Underfloor temperature sensor is damaged or disconnected.
Contact your nearest official technical assistance service to
have it replaced.
E-34
Outdoor temperature sensor open circuit,
Sext
.
E-35
Outdoor temperature sensor short-circuited,
Sext
.
Outdoor temperature sensor is damaged or disconnected.
Contact your nearest official technical assistance service to
have it replaced.
E-36
DIP-switch wrongly changed.
DIP-switch selector of the boiler is changed when the boiler
is connected to the main supply. The boiler will be locked out
until unplug and plug the boiler again.
E-37
Communication error with
BIO Hydraulic Kit
.
Communication failure between boiler and the
BIO
Hydraulic Kit
.
If this alarm occurs repeatedly contact the nearest official
technical assistance service.
E-38
Lasting insufficient air depression during
ignition pre-purge step.
Check the air pressure sensor and that the burner and
ashtray are correctly fitted to the boiler.
If this alarm occurs repeatedly contact the nearest official
technical assistance service.
E-39
Insufficient fan speed.
E-40
Fan speed fall down.
E-41
Lasting fan speed fall down.
Fan malfunction.
If this alarm occurs repeatedly contact the nearest official
technical assistance service.
E-42
Communication error with
BIO Hydraulic Kit
.
Communication failure between boiler and the
BIO
Hydraulic Kit
.
If this alarm occurs repeatedly contact the nearest official
technical assistance service.
E-43
Ashtray full.
Warning that the ashtray is full. The boiler will continue
operate normally. To restore warning, the ashtray must be
emptied and it is necessary to set the “Emptying ashes”
parameter to 0 of the “User menu” (See “Ashtray status”).
E-44
Boiler Maintenance.
Notice for maintenance of the boiler. Contact your nearest
official technical assistance service to perform periodic
maintenance of the boiler.
E-45
BT tank temperature sensor open circuit,
Sbt
.
E-46
BT tank temperature sensor short-circuited,
Sbt
.
BT tank temperature sensor is damaged or disconnected.
Contact your nearest official technical assistance service to
have it replaced.
E-47
Communication error with pellets level
sensing unit.
Communication failure between boiler and the pellets
sensing system board (PCB).
If this alarm occurs repeatedly contact the nearest official
technical assistance service.
E-48
Low fuel level in the hopper.
Warning that the hopper is going to run out of pellets (fuel
reserve). The boiler will continue operate normally. Refill the
hopper with pellets up to the sensor to restore the warning
alarm.
E-49
Hopper is run out of fuel.
The hopper is completely empty of pellets. The boiler stops
running to avoid emptying the auger. To restore boiler
functioning refill the hopper with pellets up to the sensor
and press RESET button.
E-50
CVS Suction System
and pellets sensing
units connected together.
CVS Suction System
and pellets sensing units are connected
together to boiler's main board. Contact your nearest official
technical assistance service to disconnect one of the units.
