GE IC3645SH7R354D1 Installation And Operation Manual page 27

DIAGNOSTIC STATUS CODES
SX TRANSISTOR CONTROL
TRACTION
DESCRIPTION OF STATUS
STATUS CODE
Capacitor (1C) voltage too high during
-76
regenerative braking.
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
Defective control.
•=
TRACTION
DESCRIPTION OF STATUS
STATUS CODE
Motor thermostat is open during control
-90
operation.
MEMORY RECALL
YES
SYMPTOM
Maximum motor armature current will be
Circuits valid
limited to 100 amps, and vehicle
for
performance will be sluggish.
Traction
POSSIBLE CAUSE
Controller
Thermostat wire has been lost.
•=
Verify connection at P21.
CORRECTIVE ACTIONS
Replace controller unit.
CORRECTIVE ACTIONS
Verify thermostat connections inside
motor.
CAUSE OF STATUS INDICATION
This status code will be displayed when the voltage at
1C exceeds 96 volts during the regenerative braking
cycle.
TROUBLE-SHOOTING DIAGRAM
FU3 *
10A
FU1 * LINE *
400A
+
POS
POWER CONNECTIONS
-
NEG
CAUSE OF STATUS INDICATION
This status code will be displayed when the voltage at
P21<5.66V for at least 30 seconds.
TROUBLE-SHOOTING DIAGRAM
KEY SWITCH *
DIRECTIONAL
SWITCH *
P1 P2 P3
+12V
P15 P14 P16
Page 27
A1
F1
A1
A1 F1
TO CONTROL
F2
A2
A2
F2
A2
*
L
P4 P5 P21 P11 P10
PLUG (23 PIN)
P7 P9 P13 P8 P6
July 2001