GE IC3645SH7R354D2 Installation And Operation Manual page 24

DIAGNOSTIC STATUS CODES
SX TRANSISTOR CONTROL
TRACTION DESCRIPTION OF STATUS
STATUS CODE
Armature transistor did not turn on
-45
properly.
MEMORY RECALL
YES
SYMPTOM
Line contactor opens and closes, then can
Circuits valid
only be closed by opening and closing the
for
key switch.
Traction
POSSIBLE CAUSE
Controller
Defective control.
•=
TRACTION DESCRIPTION OF STATUS
STATUS CODE
"Look Ahead" test for A2 volts is less
-46
than 12.5% of battery volts.
MEMORY RECALL
YES
SYMPTOM
Line contactor will not pickup.
Circuits valid
for
POSSIBLE CAUSE
Traction Check for short circuit from the motor
armature to the frame of the vehicle.
Controller
Defective control.
•=
CORRECTIVE ACTIONS
Replace controller unit.
CORRECTIVE ACTIONS
Replace controller unit.
CAUSE OF STATUS INDICATION
This status code will be displayed when, during
control operation, the armature transistor fails to turn
on properly. This will result in a PMT condition
TROUBLE-SHOOTING DIAGRAM
NO GRAPHIC FOR THIS
STATUS CODE
CAUSE OF STATUS INDICATION
This status code will be displayed when the voltage at
A2 is less than 12.5% of battery volts and I
than 52 amps, when the control is in the neutral state,
with no start switch or direction selected.
TROUBLE-SHOOTING DIAGRAM
FU3 *
10A
FU1 * LINE *
400A
+
POS
POWER CONNECTIONS
-
NEG
Page 24
is greater
m
A1
F1
A1
A1 F1
TO CONTROL
A2 F2
A2
F2
A2
April 2002