Tescom DX3000-U1 Series Manual page 49

832 Status code
Status Inverter warning
Description SLAVE UPS L2 phase output is not connected to load
Restart --
831 Status code causes are valid for L2 phase
833 Status code
Status Inverter warning
Description SLAVE UPS L3 phase output is not connected to load
Restart --
831 Status code causes are valid for L3 phase
841 Status code
Status Inverter warning
Description MASTER UPS L1 phase output is not connected to load
Restart --
842 Status code
Status Inverter warning
Description MASTER UPS L2 phase output is not connected to load
Restart --
841 Status code causes are valid for L2 phase
843 Status code
Status Inverter warning
Description MASTER UPS L3 phase output is not connected to load
Restart --
841 Status code causes are valid for L3 phase
850 Status code
Status Inverter warning
Description MASTER UPS send by-pass transfer command
Restart --
Returning to fault --
Possible causes of this status code:
-Check L1 phase UPS output fuse
-Check L1 phase output switch LEG
-Check the SLAVE UPS L1 phase output terminal for bad
connection
-Check the SLAVE UPS L1 phase output cable to load L1 phase
-Call service
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