Komatsu 930E-2 Shop Manual page 151

EVENT
DESCRIPTION
NUMBER
INVERTER COMMUNICATION
007
FAILED
:01 inv 1
:02 inv 2
008 DC LINK OVERLOAD
:01 not in retard
:02 in retard
:03 instantaneous
009 ALT FIELD OVERCURRENT
:01 with persistence
:02 no persistence
011 RETARD LEVER BAD
:01 voltage too high
:02 voltage too low
012 RETARD PEDAL BAD
:01 voltage too high
:02 voltage too low
013 LINKV ABOVE MIDVOLT
014 SENSOR FAULT
:01 alt field amps
:02 link amps
:03 load box amps
:04 3 phase alt volts
:05 alt field volts
:10 PSC link volts
:11 inv1 link volts
:12 inv2 link volts
:21 blower 1 amps
:22 blower 2 amps
015 ANALOG CARD
:01 gnd fault
:02 gainchk
:03 ground fault current
:04 ATOC ma
E02014 3/01
TABLE II: DID PANEL FAULT CODES (Cont.)
EVENT
EVENT
RESTRICTION
No power
No power
No power
No power
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 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
Electrical Propulsion System Components
DETECTION
INFORMATION
Lost Communication with an inverter.
Lost Communication with an inverter.
Lost Communication with an inverter.
DC link voltage exceeds limit for a
sufficient time.
Occurs while not in retard, exceeds
propel voltage limit.
Occurs while in retard, exceeds retard
voltage limit.
Occurs istantaneously in propel or
retard, exceeds link voltage limit.
Alternator field current exceeds limit.
Exceeds current limit over time.
Exceeds current limit with no
persistence.
Incorrect input from retard lever.
Incorrect input from retard lever.
Incorrect input from retard lever.
Incorrect input from retard pedal
Incorrect input from retard pedal
Incorrect input from retard pedal
Incorrect link volts
Incorrect input from a sensor.
Incorrect input from a sensor.
Incorrect input from a sensor.
Incorrect input from a sensor.
Incorrect input from a sensor.
Incorrect input from a sensor.
Incorrect input from a sensor.
Incorrect input from a sensor.
Incorrect input from a sensor.
Incorrect input from a sensor.
Incorrect input from a sensor.
Problem occurred in the analog card.
Problem occurred in the analog card.
Problem occurred in the analog card.
Problem occurred in the analog card.
Problem occurred in the analog card.
Limp Lockout
Possible Limit
Yes 3
N/A 3
N/A 3
N/A 3
N/A 3
N/A 3
E2-7