DIAGNOSTIC STATUS CODES
SX TRANSISTOR CONTROL
Page
27
June 2002
TRACTION
STATUS CODE
DESCRIPTION OF STATUS
CAUSE OF STATUS INDICATION
-57
Controller “motor current sensor” input
is too low during running.
This status code will be displayed when the voltage
input from the current sensor is too low (less than
1.0V, 416 amps) during running.
MEMORY RECALL
YES
CORRECTIVE ACTIONS
TROUBLE-SHOOTING DIAGRAM
Circuits valid
for
Traction
Controller
SYMPTOM
Control will not operate.
POSSIBLE CAUSE
Line contactor did not physically close
power tips.
•
Visually inspect tips, clean them with a
solvent.
Check all power connections at motor and
control to verify that they are tight.
Confirm that power fuse is in good
condition, or replace fuse.
Line contactor tips bounce or are not fully
picked up.
Defective control.
•
Replace controller unit.
NO GRAPHIC FOR THIS
STATUS CODE
TRACTION
STATUS CODE
DESCRIPTION OF STATUS
CAUSE OF STATUS INDICATION
-64
This status code will be displayed when
MEMORY RECALL
NO
CORRECTIVE ACTIONS
TROUBLE-SHOOTING DIAGRAM
Circuits valid
for
Traction
Controller
SYMPTOM
Control will not operate.
POSSIBLE CAUSES
Shorted contactor driver.
No contactor coil connected to the line
contactor driver.
POWER CONNECTIONS
TO CONTROL
POS
A1
F1
NEG
A2
F2
FIE
LD
ARM
A
T
URE
A1
A2
A1
A2
F2
F1
BA
TT
+
-
FU1 *
LINE *
400A
FU3 *
10A
