ALHENA TECH H
Comfort
During Comfort mode (hot water tank temperature restoring) the flame symbol appears and the
faucet flashes.
Frost protection
In frost protection mode (flow temperature below 5°C) the flame symbol appears.
Fault
In case of a fault, the display shows the fault code with different graphics depending on the type.
A-type fault (fig. 5): To unlock the boiler in the presence of this type of fault, press the button
until the message "Confirm?" appears. Then confirm with the button
.
F-type fault (fig. 4): A fault which will be automatically reset after the problem has been elimina-
ted.
Message-type fault (fig. 6): The fault does not compromise boiler operation. The message di-
sappears when the problem is eliminated.
F12 Alarm
F13
A01
--
°C
21
°C
fig. 4
fig. 5
fig. 6
304
EN
cod. 3541V622 - Rev 00 - 05/2022