Using The Infrared Inspection Ports - Advanced Energy AE 75TX Installation And Operation Manual

Advanced Energy
Table 8-7. System (SYS) faults (Continued)
Display Display Screen Text Description Action
Screen Hex
Value
0002
AC CONTACTOR AC contactor fault
0004
DC CONTACTOR DC contactor fault
0008
WDTIMER
Watchdog fault
0010
CPU LOAD CPU load fault
Contact AE Solar
0020 RESTART LIMIT Too many fault resta1ts
Energy Technical
0040 CONFIGURATION Configuration fault
Suppo1t for
AC cunent imbalance
service.
0080 CURRENT IMBALANCE
0100 AC VOLTAGE SENSE No AC voltage detected
0400
THERMAL SWITCH
OPEN Thennal switch open
0800
DISCONNECT OPEN Disconnect open
1000
DCMISWIRE
DC mis-wired for
Check the DC
configured grounding
wiring.
USING THE INFRARED INSPECTION PORTS
The infrared inspection po1ts in the upper cabinet can be used to inspect the isolation
transfo1mer and inductors .
To Use the Infrared Inspection Ports
8-12
1.
Open the air intake hood by loosing the three latches on the front edge. Lift the
hood to the open position.
2. Remove the two fan filters by loosening the wing nuts on the filter brackets.
3. Position the thennal scanning device as needed to obtain the desired
measurements.
Troubleshooting and Solar Energy Technical Support 570-1001793-0SB