GE IC3645SR7T405T5 Installation And Operation Manual page 33

DIAGNOSTIC STATUS CODES
IT TRANSISTOR CONTROL
TRACTION
STATUS CODE
Capacitor (1C) voltage too high during
-77
motoring.
MEMORY RECALL
YES
SYMPTOM
Line contactor opens and closes, then
Circuits valid
opens and can only close by opening and
for
closing the key switch.
Traction
POSSIBLE CAUSE
Controller
Regen current too high, cycle key
switch off then on.
Defective control.

TRACTION
STATUS CODE
No tachometer signal is detected.
-81
MEMORY RECALL
YES
SYMPTOM
Vehicle's speed will limited to about
Circuits valid
half of the normal speed.
for
Traction
POSSIBLE CAUSE
Controller
Defective tachometer.
 Replace tachometer unit
Defective wiring between tachometer
and the control.
 Check and repair wiring as required.
Stalled motor

DESCRIPTION OF STATUS
CORRECTIVE ACTIONS
Replace controller unit.
DESCRIPTION OF STATUS
CORRECTIVE ACTIONS
Cycle key switch off then on.
CAUSE OF STATUS INDICATION
This status code will be displayed when the voltage at
1C exceeds 96 volts during motoring.
TROUBLE-SHOOTING DIAGRAM
CAUSE OF STATUS INDICATION
This status code will be displayed when no
tachometer signal is detected.
TROUBLE-SHOOTING DIAGRAM
+72V
+72V +72V
L
P1
P17 P2
P21
P12 P3 P13
P22 P23
72V
72V
72V
NEG NEG
NEG
Page 33
+72V
+72V
+72V +72V
P6
P4 P5 P10
P9 P7 P8
P15 P14 P16
P20
RS232
ACC POT
TACHOMETER
April 2012