GE IC3645SR4T405CT1 Installation And Operation Manual page 35

DIAGNOSTIC STATUS CODES
IT TRANSISTOR CONTROL
TRACTION
DESCRIPTION OF STATUS
STATUS CODE
The brake coil current is too high
-69
during the run mode.
MEMORY RECALL
YES
SYMPTOM
Control will not operate.
Circuits valid
for
POSSIBLE CAUSE
Traction
•
Controller
•
TRACTION
DESCRIPTION OF STATUS
STATUS CODE
Capacitor (1C) voltage too high.
-76
MEMORY RECALL
YES
SYMPTOM
Line contactor opens and closes, then
Circuits valid
opens and can only close by opening
for
and closing the key switch.
Traction
POSSIBLE CAUSE
Controller
• Unplugging the battery connector
during regenerative braking.
• Line contactor bouncing open during
regen.
• Main power fuse opening during
regen.
• Intermittent battery plug connection.
* Limit Voltage:
CORRECTIVE ACTIONS
Shorted brake coil
Short between wires connecting
to the brake coil
CORRECTIVE ACTIONS
Limit Batt.
50V 36V
70V 48V
CAUSE OF STATUS INDICATION
This status code will be displayed when the current in the
brake driver circuit exceeds current limit during the run mode.
The control is reset by recycling the key switch.
TROUBLE-SHOOTING DIAGRAM
CAUSE OF STATUS INDICATION
This status code will be displayed when the voltage on
the capacitor goes above limit voltage* during the
regenerative braking cycle.
TROUBLE-SHOOTING DIAGRAM
Page 35
January 2008