Huawei LUNA2000-100KTL-M1 User Manual page 98

LUNA2000-100KTL-M1 Smart Power Control System
User Manual
Alarm Alarm
ID Name
2064 Device
Fault
2065 Upgrade
Failed or
Version
Mismatch
2086 External
Fan
Abnormal
Issue 02 (2023-01-10)
Severi Possible Cause
ty
Major Cause ID = 3–12, 16, 17, 19
A major fault has occurred on
a circuit inside the device.
Cause ID = 18
The AC soft-start board is
abnormal, the DC precharge
circuit is abnormal, or the
common DC bus is short-
circuited.
Minor Cause ID = 1–4
The update failed.
Cause ID = 8
The communication protocol
version is incorrect.
Major Cause ID = 1–3, corresponding
to FAN 1–3
The external fan is short-
circuited, the power supply is
insufficient, or the air channel
is blocked.
Copyright © Huawei Technologies Co., Ltd.
8 Alarm Reference
Suggestion
● Cause ID = 3–12, 16, 17, 19
Turn off the AC switch and
DC switch, wait for 5
minutes, and then turn on
the AC switch and DC
switch. If the fault persists,
contact your dealer or
technical support.
● Cause ID = 18
Power off the device (turn
off the AC switch and DC
switch, and wait for a
period specified on the
device safety warning
label), and then perform
the following operations:
Check whether the common
DC bus is short-circuited. If
not, turn on the AC switch
and DC switch, and restart
the AC soft-start circuit. If
the fault persists, contact
your dealer or technical
support.
1. Perform the update again.
2. If the update fails for
multiple times, contact your
dealer or technical support.
1. Turn off the AC switch and
DC switch, check that the
fan blades are normal, and
clear the foreign objects
around the fan if there are
any.
2. Reinstall the fan and turn
on the AC switch and DC
switch. If the fault persists
after the device runs for 15
minutes, replace the
external fan.
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