DIAGNOSTIC STATUS CODES
SX TRANSISTOR CONTROL
Page
28
June 2002
TRACTION
STATUS CODE
DESCRIPTION OF STATUS
CAUSE OF STATUS INDICATION
-65
This status code will be displayed
MEMORY RECALL
YES
CORRECTIVE ACTIONS
TROUBLE-SHOOTING DIAGRAM
Circuits valid
for
Traction
Controller
SYMPTOM
Control will not operate.
POSSIBLE CAUSES
Line contactor coil is shorted.
•
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
TRACTION
STATUS CODE
DESCRIPTION OF STATUS
CAUSE OF STATUS INDICATION
-66
The field current exceeds the current limit
of the field transistor.
This status code will be displayed when the field
transistor exceeds its current limit. The line
contactor will drop out and the tow switch will have
to be recycled to restart the control.
MEMORY RECALL
YES
CORRECTIVE ACTIONS
TROUBLE-SHOOTING DIAGRAM
Circuits valid
for
Traction
Controller
SYMPTOM
Control will not operate or is sluggish on
start up. Line contactor opens.
POSSIBLE CAUSES
•
Shorted field F1 to F2 in the motor.
•
F1 or F2 terminals shorted to battery
positive (B+).
•
Noise
•
Confirm that all inductive
loads/accessories are suppressed.
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
