Komatsu 830E Shop Manual page 172

Dump truck
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EVENT
EVENT
CODE
DESCRIPTION
Motor 2 Over
65
Temperature
Overspeed
66
Retarding
Overspeed
67
Overshoot
Retard
68
Overcurrent
69
Horsepower Low
Horsepower Limit
70
Exceeded
Engine Over-
71
speed Exceeded
NOTE: * The following event codes (72 & 73) applicable only to Cummins engines with special sensors installed and options activated.
*Engine Sensor-
72
Warning
*Engine Sensor
73
Shutdown
78
Engine Service
79
Engine Shutdown
Engine Speed
80
Retard
Motor 1 Voltage
81
Limit Exceeded
Motor 2 Voltage
82
Limit Exceeded
E2-16
TABLE I. 2-DIGIT DISPLAY PANEL CODES (Cont.)
EVENT RESTRICTION
Turn On Motor Light
Apply maximum retard level
to reduce speed below over-
speed point.
Recorded in memory only
Recorded in memory only
Recorded in memory only
Recorded in memory only
Recorded in memory only
Recorded in memory
• Turn On ENGSERV Light.
• In ACCEL: No propel and
turn on SYSFLT lightand
ENGSDWN Light.
• In RETARD: Turn on SYS-
FLT and ENGSDWN light.
Recorded in memory
• Turn On ENGSERV Light.
Recorded in memory.
• Turn On ENGSDWN Light.
Will inhibit propulsion after a
0.5 second delay and will
continue to inhibit as long as
Engine Shutdown Light is lit.
Recorded in memory.
Reduce alternator excitation
to below voltage limit.
Reduce alternator excitation
to below voltage limit.
Electrical Propulsion Components
DETECTION
INFORMATION
Motor 2 is over a specific
temperature limit.
Check for: Same as No. 64.
Vehicle speed exceeds pre-
set limit.
Vehicle speed exceeds pre-
set limit.
Retard current level
exceeded.
Check for: Defective shunt,
iso-amp or FB102/140 card.
Engine low on horsepower.
Engine horsepower limit
exceeded.
Engine speed exceeded.
An engine sensor is in the
warning zone.
Check engine, sensor or
FB102/140 card.
Engine sensor in shutdown
zone.
Check for: Same as No. 72.
Engine Warning. Service as
soon as possible.
Shutdown the engine as
soon as possible.
Engine speed less than 1500
rpm measured 4 seconds
after high idle command
when going into retard.
Check engine control
Motor 1 over voltage limit.
Check for defective VMM1,
VMM2, or FB101/144 card.
Motor 2 over voltage limit.
Check for defective VMM1,
VMM2, or FB101/144 card.
EVENT VALUES
Decay
Lock
Accept
Window
Time
Limit
Limit
N/A
N/A
10
N/A
N/A
50
N/A
N/A
10
N/a
N/A
25
N/A
N/A
25
N/A
N/A
10
N/A
N/A
10
N/A
N/A
10
3600
2
10
N/A
N/A
10
N/A
N/A
10
N/A
N/A
10
N/A
N/A
10
N/A
N/A
10
2/02 E02016
Limit
0
0
3
1
1
1
1
1
4
1
1
1
1
1

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