GE IC3645SR3R404R2 Installation And Operation Manual page 27

DIAGNOSTIC STATUS CODES
SX TRANSISTOR CONTROL
TRACTION
DESCRIPTION OF STATUS
STATUS CODE
Motor armature offset voltage is too low.
-43
MEMORY RECALL
NO
SYMPTOM
Control will not operate.
Circuits valid
for
POSSIBLE CAUSE
Defective control.
Traction
??Replace controller unit.
Controller
TRACTION
DESCRIPTION OF STATUS
STATUS CODE
Armature transistor did not turn off
-44
properly.
MEMORY RECALL
YES
SYMPTOM
Line contactor opens and closes, then can only
Circuits valid
be closed by opening and closing the key
for
switch.
Traction
POSSIBLE CAUSE
Controller
Defective control.
??Replace controller unit.
CORRECTIVE ACTIONS
CORRECTIVE ACTIONS
CAUSE OF STATUS INDICATION
This status code will be displayed when the voltage at
the current sensor input is less than 2.4 volts with no
current flowing in the motor circuit.
TROUBLE-SHOOTING DIAGRAM
FU3
KEY SWITCH *
SP
FU5
LINE
P18 P17
P1 P7 P9
FU1
*
A1
+
F1 F1
POS A1
CONTROL
-
POWER
*
CONNECTION
NEG A2
*
F2
F2
A2
1A
CAUSE OF STATUS INDICATION
This status code will be displayed when, during control
operation, the armature transistor fails to turn off. This
will result in a PMT condition.
TROUBLE-SHOOTING DIAGRAM
FU3
KEY SWITCH *
SP
FU5
LINE
P18 P17
P1 P7 P9
FU1
*
A1
+
F1
F1
POS A1
CONTROL
-
POWER
*
CONNECTION
NEG A2
*
F2
F2
A2
1A
Page 27
DIRECT SW.
*
*
ACCEL
1A
FWD
START
SW.
REV
*
L
P2 P6 P3 P4 P5
OSC CARD CONNECTIONS
ACCEL
START
*
S W .
DIRECT SW.
*
*
ACCEL
1A
FWD
START
SW.
REV
*
L
P4
P2 P6 P3 P5
OSC CARD CONNECTIONS
ACCEL
START
*
SW.
March 2000