GE Industrial Solutions GPS 4812_24 - Manual (Page 123)

Galaxy Power System 4812/24
Issue 9 Januray 2008 Troubleshooting Vector Systems 14 - 11
Miscellaneous
Alarms
Table 14-F: Miscellaneous Alarms
Controller
Alarm
Status
Vector
Controller Display
Other
Indication(s)
Possible
Problem(s)
Possible Solution(s)
Major BATT ON
DISCHRGE Rectifiers
may say
ACF. Temporary
condition that
may be
associated with
other alarms Call technical support.
Major AUXILIARY
INPUT Auxiliary
equipment
may have
alarm. Problem with
operation of
auxiliary
equipment Call technical support.
Major MAINTENANCE
OPEN Red LED is
lit on control
panel. Input Number 4
(MAINT) of the
BLJ3 terminal
connection
board is
interrupted. Re-establish connection.
Major SENSE VOLT
FAIL Red LED is
lit on control
panel. Broken
connection or
blown fuse. Re-establish connection or replace blown
fuse.
Minor load imbalance Yellow LED
is lit on
control
panel. A rectifier is
unable to load
share properly. Identify rectifier that is not functioning
properly; reseat and retest. If rectifier still
does not load share, replace rectifier.
None None Red LED is
lit on some
battery
contactor
drive
boards,
while green
LED is lit on
others. If a green LED
is lit despite a
contactor open
command
issued by the
controller, the
drive card or the
contactor has
failed. Call technical support.
None None -- Fuse has
operated. Replace fuse F2 (power) on the BLJ3
terminal board.