GE IC3645SH7R354D1 Installation And Operation Manual page 25

DIAGNOSTIC STATUS CODES
SX TRANSISTOR CONTROL
TRACTION
DESCRIPTION OF STATUS
STATUS CODE
Motor field current is too low during the
-49
run mode.
MEMORY RECALL
YES
SYMPTOM
Control will not operate.
Circuits valid
for
POSSIBLE CAUSE
Defective control.
Traction
•=
Controller
TRACTION DESCRIPTION OF STATUS
STATUS CODE
Capacitor volts are low before the line
-51
contactor closes.
MEMORY RECALL
NO
SYMPTOM
Line contactor does not close when
Circuits valid
capacitor does not pre-charge.
for
POSSIBLE CAUSE
Traction
Defective control fuse.
Controller
•=
Defective control.
•=
CORRECTIVE ACTIONS
Replace controller unit.
CORRECTIVE ACTIONS
Check control fuse for open circuit
condition. Replace fuse, if necessary.
Replace controller unit.
CAUSE OF STATUS INDICATION
This status code will be displayed when the current
draw in the motor field is less than 1.3 amps and
armature current is greater than 100 amps for more
than 1.27 seconds during the run mode.
TROUBLE-SHOOTING DIAGRAM
NO GRAPHIC FOR THIS
STATUS CODE
CAUSE OF STATUS INDICATION
This status code will be displayed during "key on"
when the capacitor volts is less than 85% of battery
volts at initial key switch on.
TROUBLE-SHOOTING DIAGRAM
FU3 *
10A
LINE *
FU1 *
400A
+
POS
POWER CONNECTIONS
-
Page 25
A1
F1
A1
A1 F1
TO CONTROL
F2
NEG A2
A2
F2
A2
July 2001