User manual

86-86000-00 B02 - Page 55
4. Maintenance
4.0 Scope
Maintenance includes a troubleshooting guide of symptoms and possible solutions, hot swapping the Power
Module and Battery Module, and testing scenarios.
4.1 Troubleshooting
If any of LEDs z
17
or
18
is on, there is an operating anomaly or an alarm.
Use “scroll up” or “scroll down” function button to reset the audible alarm. z
Table 4-1: Troubleshooting Not Requiring EATON After-Sales Support.
Symptoms Indication Correction
LED
17
is on, and Bypass AC
source is present the LCD display
shows
BAD CONNECTION
REWIRE AC NORMAL
AC source is not connected to the
correct terminals.
Rewire correctly to the Normal AC
source.
LED
17
is on, the LCD display
shows:
LOAD LEVEL
XX kW / XX KVA
Load supplied by Bypass AC source. Push the ON button for more than 3
seconds.
LED
17
is on, and Bypass AC
source is present the LCD display
shows:
THERMAL OVERLOAD
1XX%
UPS overload Check if any device is shorted or
failed
LED
18
is on, the LCD display
shows:
CURRENT OVERLOAD
Short circuit conditions on output
devices
Check if any load has shorted or
failed
LED
15
is on, but the LCD
display shows:
BYPASS REVERSE
REWIRE BYPASS
180° degree phase shift between
bypass and normal AC source.
Check if Bypass source is correctly
wired (in case of upstream
transformer use).
Audible alarm is on, the LCD
display shows:
I/O BOX REMOVED
Input/Output box not installed
correctly.
Check if the Input/Output box is
correctly installed.
See Section 2.7.
Check for correct I/O Box.