GE SX Series

DIAGNOSTIC STATUS CODES
SX TRANSISTOR CONTROL Page 32
Revised May 2003
TRACTION
STATUS CODE
DESCRIPTION OF STATUS CAUSE OF STATUS INDICATION
-44
Armature transistor did not turn off
properly.
This status code will be displayed when, during control
operation, the armature transistor fails to turn off. This
will result in a PMT condition.
MEMORY RECALL
YES
CORRECTIVE ACTIONS TROUBLE-SHOOTING DIAGRAM
Circuits valid
for
Traction
Controller
SYMPTOM
Line contactor opens and closes, then
can only be closed by opening and
closing the key switch.
POSSIBLE CAUSE
Defective control.
· Replace controller unit.
BDI INTERRUPT TO JOY
STICK CONTROLLER
*
TRACTION CONTROL PLUG PL-2
P10
P1
P7
P13
P9
ACCEL
SWITCH
P8
P20
TEMPERATURE INPUT FROM
PUMP CONTROL; OPEN INPUT
OR VOLTAGE > 3V = BDI
SIGNAL DISABLED
P14
TEMPERATURE SENSOR
INPUT FROM TRACTION
MOTOR
TACH SIGNAL
+12V TACH
P23P22
KEY SWITCH
*
DIRECT
SWITCH
P6
BRAKE SWITCH
*
L
P17 P2
*
SEAT SWITCH
P4 P5
*
FWD
REV
*
P18
*
24V
FAN
ENABLE
FAN
P21
NEG
PARK BRAKE SWITCH
*
2.2K
2W
TRACTION
STATUS CODE
DESCRIPTION OF STATUS CAUSE OF STATUS INDICATION
-45
Armature transistor did not turn on
properly.
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.
MEMORY RECALL
YES
CORRECTIVE ACTIONS TROUBLE-SHOOTING DIAGRAM
Circuits valid
for
Traction
Controller
SYMPTOM
Line contactor opens and closes, then
can only be closed by opening and
closing the key switch.
POSSIBLE CAUSE
Defective control.
· Replace controller unit.
BDI INTERRUPT TO JOY
STICK CONTROLLER
*
TRACTION CONTROL PLUG PL-2
P10
P1
P7
P13
P9
ACCEL
SWITCH
P8
P20
TEMPERATURE INPUT FROM
PUMP CONTROL; OPEN INPUT
OR VOLTAGE > 3V = BDI
SIGNAL DISABLED
P14
TEMPERATURE SENSOR
INPUT FROM TRACTION
MOTOR
TACH SIGNAL
+12V TACH
P23P22
KEY SWITCH
*
DIRECT
SWITCH
P6
BRAKE SWITCH
*
L
P17 P2
*
SEAT SWITCH
P4 P5
*
FWD
REV
*
P18
*
24V
FAN
ENABLE
FAN
P21
NEG
PARK BRAKE SWITCH
*
2.2K
2W