GE Industrial Solutions GPS 4812_24 - Manual (Page 105)

Galaxy Power System 4812/24
Issue 9 Januray 2008 Troubleshooting Millennium Systems 13 - 11
Distribution Alarm
LED
Table 13-D: Distribution Alarms
(See Figures 12-9 and 12-10)
Controller
LED
Controller
Alarm
Status
Millennium
Controller Display
Other
Indication(s)
Possible
Problem(s)
Possible Solution(s)
Distribution Major External Fuse
Major Alarm LED
on dc
distribution
panel is lit. DC load fuse or
circuit breaker
has operated. Replace fuse or reset
circuit breaker.
Distribution*
*Alarm must
be configured
to turn on the
Distribution
LED; not a
factory
default.
Major Contactor 2 (or 3)
Open Red LED on
contactor
drive board is
lit. Contactor is
open:
•Open has been
initiated by
controller.
•Open has been
initiated
manually.
1. Follow instructions on
the label adjacent to the
contactor drive board
(see Figure 12-10).
2. If the problem is not
corrected, call
technical support.
Distribution*
*Alarm must
be configured
to turn on the
Distribution
LED; not a
factory
default.
Major Contactor 2 (or 3)
Fail -- Contactor or
drive board has
failed. Call technical support.