GE IC3645SR4U454Z2 Installation And Operation Manual page 32

DIAGNOSTIC STATUS CODES
SX TRANSISTOR CONTROL
TRACTION DESCRIPTION OF STATUS
STATUS CODE
Motor field current is too high during the
-28
run mode.
MEMORY RECALL
YES
SYMPTOM
Control will not operate.
Circuits valid
for POSSIBLE CAUSE
Continued operation of vehicle in high motor
Traction
current condition.
•=
Controller
Function 7 is mis-adjusted to allow higher than
normal motor field current.
•=
TRACTION
DESCRIPTION OF STATUS
STATUS CODE
Motor armature current is too high
-29
during the run mode. ( Dual Motor
Proportioning Controls Only)
MEMORY RECALL
CORRECTIVE
YES
ACTIONS
SYMPTOM
Control operates at the
Circuits valid
reduced speed set by
Speed Limit 3.
for
Traction
POSSIBLE CAUSE
Controller Continued operation of
vehicle in high motor
current condition.
•= Verify operation of
other control during
the run mode.
•= Examine opposite
control for stored
faults which may
have shut down the
opposite control.
•= Verify the connection
between P16 of the
master and P17 of
the auxiliary control
CORRECTIVE ACTIONS
Operate vehicle at lower motor current
condition for 35 or 70 seconds, depending
on control type.
Adjust function per OEM instructions.
LEFT
CONTROL
(MASTER)
CAUSE OF STATUS INDICATION
This status code will be displayed when the current in
the motor field is sustained above a preset limit for
longer than 35 or 70 seconds, depending on control
type.
TROUBLE-SHOOTING DIAGRAM
NO GRAPHIC FOR THIS
CAUSE OF STATUS INDICATION
This status code will be displayed when the motor current
in control "A" is greater than 125A while the motor current
in control "B" is less than 26A for a 16 second interval.
TROUBLE-SHOOTING DIAGRAM
P2 P6 P3 P4
P1 P17
P11 P18 P10 P23 P22 P14 P13
P7 P8
ACC POT
SPEED LIMIT SWITCH
STATUS CODE
P15 P16
P5
P12 P8 P21 P16 P15
P9
STEER
ANGLE POT
Page 32
P1 P2 P6 P3 P4 P5
P10 P7 P12 P13
RIGHT
CONTROL
(SLAVE/
AUXILIARY)
January 1999