Komatsu 930E-2 Shop Manual page 154

EVENT
DESCRIPTION
NUMBER
048 CHOPPER 2 FAILED
050 MOTOR STALL
051 TACH LEFT REAR
:01 zero output with truck moving
:02 high output with truck stopped
052 TACH RIGHT REAR
:01 zero output with truck moving
:02 high output with truck stopped
053 TACH LEFT FRONT
:01 zero output with truck moving
:02 high output with truck stopped
054 TACH RIGHT FRONT
:01 zero output with truck moving
:02 high output with truck stopped
061 MOTOR OVERSPEED
063 ENGINE LOAD FAULT
:01 below minimum
:02 above maximum
:03 below minimumwith low HP
065 ANALOG INPUT
:01 afse temp sensor
:02 aux inv temp sensor
:03 aux pc temp sensor
:04 alternator temp
:05 left stator temp
:06 left rotor temp
:07 right stator temp
:08 right rotor temp
E2-10
TABLE II: DID PANEL FAULT CODES (Cont.)
EVENT
EVENT
RESTRICTION
No propel
No propel
None
None
None
None
None
None
No spin/slide on
M1
No spin/slide on
M1
No spin/slide on
M1
No spin/slide on
M2
No spin/slide on
M2
No spin/slide on
M2
Speed Limit
None
None
None
None
None
None
None
None
None
None
None
None
None
Electrical Propulsion System Components
DETECTION
INFORMATION
A failure has occurred in Chopper 2.
Motors stalled with torque above limit.
Input from M1 sensor out of tolerance.
Zero output from sensor with front
wheels moving, brake released.
High output from sensor with all other
wheel speeds zero.
Input from M2 sensor out of tolerance.
Zero output from sensor with front
wheels moving, brake released.
High output from sensor with all other
wheel speeds zero.
Input from left front wheel sensor out
of tolerance.
Zero output from sensor with rear
wheels moving, brake released.
High output from sensor with all other
wheel speeds zero.
Input from right front wheel sensor out
of tolerance.
Zero output from sensor with rear
wheels moving, brake released.
High output from sensor with all other
wheel speeds zero
Truck is over the motor overspeed
limit.
Engine load out of range.
Engine load out of range.
Engine load out of range.
Engine load out of range.
An analog input is outside the design
range of valid values.
AFSE temperature sensor.
Aux inverter temperature sensor.
Aux phase controller temp. sensor
Alternator temp out of range.
Temp out of range.
Ttemp out of range.
Temp out of range.
Temp out of range.
Limp Lockout
Possible Limit
N/A 3
Yes 3
Yes 3
N/A 3
N/A 3
N/A 3
N/A
N/A 3
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