GE Industrial Solutions GPS 4812_24 - Manual (Page 122)

Galaxy Power System 4812/24
14 - 10 Troubleshooting Vector Systems Issue 9 Januray 2008
Minor RECTIFIER FAIL ALM SEN Thermal sensor
failure:
•Internal
rectifier failure
1. Place the ac circuit breaker for
the rectifier in the OFF
position.
2. Remove the rectifier from the
shelf.
3. Wait for 30 seconds or until all
front panel display LEDs have
extinguished.
4. Replace the rectifier.
5. Return the ac breaker to the
ON position.
6. Place the rectifier ON/STBY
switch into the ON position.
7. If the problem is not corrected,
replace the rectifier with a new
one.
Minor RECTIFIER FAIL FAN ALM None Fan failure Replace the fan in the rectifier.
Minor rect manual off STBY Blank Rectifier has
been manually
turned off. Turn rectifier on.
Minor high float volt None None Configuration
problem Call technical support.
Table 14-E: Rectifier Related Alarms
(See Figures 12-6 and 12-8)
Controller
Alarm
Status
Vector
Controller Display
Rectifier
LED
Rectifier
Display
Possible
Problem(s)
Possible Solution(s)