- 31 -
PROBLEMA
POSSIBILE CAUSA
SOLUZIONE
THE DISPLAY SHOWS THE
CODES:
L10, L11, F11
INPUT RELAY FAULTY
Switch off and disconnect the UPS from the power
supply and contact the support centre.
THE DISPLAY SHOWS THE
CODE:
L02
CONTROL CARD IS NOT
INSERTED CORRECTLY
Switch off and disconnect the UPS from the power
supply and contact the support centre.
THE BUZZER SOUNDS
CONTINUOUSLY AND THE
DISPLAY SHOWS ONE OF
THE CODES:
A54, F50, F51,
F52, F55, L50, L51, L52
THE LOAD APPLIED TO
THE UPS IS TOO HIGH
Reduce the load to within the threshold of 100% (or
user threshold in the case of code
A54
).
If the display shows a lock:
remove the load and switch the UPS off and back on
again.
THE DISPLAY SHOWS THE
CODE:
A61
REPLACE THE BATTERIES
Contact the support centre for battery replacement.
THE DISPLAY SHOWS THE
CODE:
A62
BATTERIES MISSING OR
BATTERY BOX MISSING
OR NOT CONNECTED
On the versions with an additional battery charger in
place of the batteries, check that the Battery Box is
inserted and connected to the UPS correctly.
THE DISPLAY SHOWS THE
CODE:
A63
THE BATTERIES ARE
FLAT; THE UPS IS
WAITING FOR THE
BATTERY VOLTAGE TO
EXCEED THE SET
THRESHOLD
Wait until the batteries have recharged or force
power-on manually by holding down the “ON” button
for at least 2 seconds.
THE BUZZER SOUNDS
CONTINUOUSLY AND THE
DISPLAY SHOWS ONE OF
THE CODES:
F03, F05, F07,
F13, F21, F40, F41, F42, F43
THE UPS IS
MALFUNCTIONING; IT
WILL PROBABLY LOCK
SOON
If possible, disconnect the power to the load, switch
the UPS off and back on again; if the problem occurs
again, call the support centre.
THE BUZZER SOUNDS
CONTINUOUSLY AND THE
DISPLAY SHOWS ONE OF
THE CODES:
F04, L04
THE TEMPERATURE OF
THE DISSIPATORS INSIDE
THE UPS IS TOO HIGH
Check that the temperature of the environment in
which the UPS is located does not exceed 40°C.
THE BUZZER SOUNDS
CONTINUOUSLY AND THE
DISPLAY SHOWS ONE OF
THE CODES:
F53, L53
THERE IS A FAULT ON
ONE OR MORE OF THE
UTILITIES POWERED BY
THE UPS
Disconnect all the utilities, switch the UPS off and
back on again, reconnect the utilities one at a time to
identify which one is faulty.
THE BUZZER SOUNDS
CONTINUOUSLY AND THE
DISPLAY SHOWS ONE OF
THE CODES:
F60, L03, L05,
L07, L13, L20, L21, L40, L41,
L42, L43
THE UPS IS
MALFUNCTIONING
If possible, disconnect the power to the load, switch
the UPS off and back on again; if the problem occurs
again, call the support centre.
THE BUZZER SOUNDS
CONTINUOUSLY AND THE
DISPLAY SHOWS THE
CODE:
L45
ABNORMAL OUTPUT
VOLTAGE
If possible, disconnect the power to the load, switch
the UPS off and back on again: if the problem
disappears, check the features of the load otherwise
call the support centre.
THE DISPLAY SHOWS ONE
OF THE CODES:
C01, C02,
C03
A REMOTE COMMAND IS
ACTIVE
If unwanted, check the status of the command inputs
on any optional contact card.
THE DISPLAY SHOWS
C02
THE MANUAL BYPASS
FUNCTION IS ACTIVE
To exit manual bypass mode, press the ON+SEL
buttons at the same time for at least 4 seconds.
ATTENTION:
The UPS in case of a permanent failure will be not able to supply the load. To ensure total protection of your
equipment we suggest you install an ATS device (Automatic Transfer Switch) or an external automatic by-pass.
For more information visit
www.riello-ups.com
