Komatsu 930E-2 Shop Manual page 153

EVENT
DESCRIPTION
NUMBER
027 PSC PANEL CONNECTOR
028 CN1 CONNECTOR
AUX BLOWER NOT CONNECTED
029
AT POWER
030 GF CONTACTOR
031 GFR CONTACTOR
032 RP CONTACTOR
:01 RP1
:02 RP2
:03 RP3
:04 RP contactor stuck closed
035 ESS INPUT
036 36GY19 GRID BLOWER FAILURE
:01 blower 1 stall
:02 blower 2 stall
:03 blower 1 open
:04 blower 2 open
:05 blower 1 & 2 delta too large
037 VOLTS 5 POS
038 VOLTS 15 POS
039 VOLTS 15 NEG
040 VOLTS 24 POS
041 VOLTS 24 NEG
DIRECTION SELECTED IN LOAD
042
BOX MODE
043 DRIVE SYSTEM BATTERY HI
044 DRIVE SYSTEM BATTERY LOW
045 CHOPPER 1 OPEN CIRCUIT
046 CHOPPER 1 FAILED
047 ENGINE STALL
E02014 3/01
TABLE II: DID PANEL FAULT CODES (Cont.)
EVENT
EVENT
RESTRICTION
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 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 propel
No propel
Electrical Propulsion System Components
DETECTION
INFORMATION
A panel connector B, C, or D is not
properly connected.
CN1 connector not properly
connected.
Auxiliary Blower System connector
not properly connected.
GF command and feedback don't
agree.
GFR command and feedback don't
agree.
RP command and feedback don't
agree.
RP command and feedback don't
agree.
RP command and feedback don't
agree.
RP command and feedback don't
agree.
RP command and feedback don't
agree.
Engine Speed Sensor out of range.
A grid blower has failed.
A grid blower has failed.
A grid blower has failed.
A grid blower has failed.
A grid blower has failed.
A grid blower has failed.
+5V Power Supply out of limits.
+15V Power Supply out of limits.
-15V Power Supply out of limits.
+24V Power Supply out of limits.
-24V Power Supply out of limits.
Selector switch moved to FORWARD
or REVERSE during self load.
Battery volts above limit.
Battery volts below limit.
An open circuit has occurred in
Chopper 1.
A failure has occurred in Chopper 1.
An engine stall condition has occurred.
Limp Lockout
Possible Limit
N/A 3
N/A 3
N/A 3
Yes (if
3
closed)
Yes (if
3
closed
N/A 3
Yes 3
Yes 3
E2-9