Komatsu 930E-2 Shop Manual page 150

EVENT
DESCRIPTION
NUMBER
000 NO FAULT
002 HIGH GROUND FAULT
003 FAILED DIODE
004 GFCO OPEN and not in REST
005 DRIVE SYSTEM OVERTEMP
:01 auxiliary phase control
:02 auxiliary inverter
:03 afse
:04 alternator
:05 left stator
:06 left rotor
:07 right stator
:08 right rotor
:09 chopper GTO
:10 chopper diode
:11 left GTO module
:12 left diode
:13 right GTO module
:14 right module
:15 rectifier diode
BOTH INVERTERS
006
COMMUNICATION FAILED
E2-6
TABLE II: DID PANEL FAULT CODES
(Codes Received from PSC)
EVENT
EVENT
RESTRICTION
None
No power
No power
No power
No Propel
No Propel
No Propel
No Propel
No Propel
No Propel
No Propel
No Propel
No Propel
No Propel
No Propel
No Propel
No Propel
No Propel
No Propel
No Propel
No power
Electrical Propulsion System Components
DETECTION
INFORMATION
Displayed when all faults have been
reset.
A ground fault is detected if leakage
current to ground (truck chassis)
exceeds 145 ma for more than .05
seconds.
Shorted diodes in main rectifier.
GF Cutout Switch is open with the
system not in REST.
Temperature exceeds a limit for a
sufficient time.
Temperature exceeds a limit for a
sufficient time.
Temperature exceeds a limit for a
sufficient time.
Temperature exceeds a limit for a
sufficient time.
Temperature exceeds a limit for a
sufficient time.
Temperature exceeds a limit for a
sufficient time.
Temperature exceeds a limit for a
sufficient time.
Temperature exceeds a limit for a
sufficient time.
Temperature exceeds a limit for a
sufficient time.
Temperature exceeds a limit for a
sufficient time.
Temperature exceeds a limit for a
sufficient time.
Temperature exceeds a limit for a
sufficient time.
Temperature exceeds a limit for a
sufficient time.
Temperature exceeds a limit for a
sufficient time.
Temperature exceeds a limit for a
sufficient time.
Temperature exceeds a limit for a
sufficient time.
Lost Communication with both
inverters.
Limp Lockout
Possible Limit
N/A N/A
N/A 1
N/A 1
N/A 1
N/A 3
NO 3
E02014 3/01