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In HB (Heater Break) alarm conditions with memory or PF
(Power Fault) with memory or with SHORT_CIRCUIT_
CURRENT alarm active, by pressing the key according to
the flow illustrated below, it is possible to reset the HB or PF
alarm memory or reset the SHORT_CIRCUIT_CURRENT
alarm:
OPERATION WITH
HB or PF ALARM
CIRCUIT_CURRENT
LED: on or flashing as
819XX_MAN_GRM-H_11-2022_ENG_pag. 25
Key
pressed
Key
ON or SHORT_
pressed
Key pressed > 1 s
indicated in the
and then released
LED chapter
RED LED:
1 s
RED LED
HB or PF ALARM MEMORY
RESET SETTING
RESET
SHORT_CIRCUIT_CURRENT
RED LED:
on
ALARM RESET
CONFIRMATION
quickly flashed for 1s
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