GE IC3645SR4W746HL1 Installation And Operation Manual page 30

DIAGNOSTIC STATUS CODES
SX TRANSISTOR CONTROL
TRACTION DESCRIPTION OF STATUS
STATUS CODE
Control's power supply is less than 10
-27
Volts DC.
MEMORY RECALL
YES
SYMPTOM
Line contactor opens and closes, then can only
Circuits valid
be closed by opening and closing the key switch.
for
POSSIBLE CAUSE
Traction
Discharged Battery
Controller • Check battery to insure proper state of charge.
Voltage may be dropping below 10 Volts DC
under load.
Loose connection at P1.
• Insure that the wire connection at P1 is tight.
Defective control.
• Replace controller unit.
TRACTION
DESCRIPTION OF STATUS
STATUS CODE
Motor field current has remained too
-28
high during the run mode.
MEMORY RECALL
YES
SYMPTOM
Control will not operate.
Circuits valid
for POSSIBLE CAUSE
Continued operation of vehicle in high motor
Traction
current condition.
Controller •
Function 7 is mis-adjusted to allow higher than
normal motor field current.
•
THE PRESENCE OF THIS STATUS CODE IS
NOT NECESSARILY INDICATIVE OF A
CONTROL ISSUE. IF FUNCTION 7 IS NOT MIS-
ADJUSTED, THE STATUS CODE INDICATES
AN APPLICATION ISSUE WHERE A MOTOR IS
BEING STALLED, ETC. DISPLAY OF THIS
STATUS CODE SHOULD NOT TRIGGER THE
RETURN OF A CONTROL FOR REPAIR OR
CORRECTIVE ACTIONS
CORRECTIVE ACTIONS
Operate vehicle at lower motor current
condition for 70 seconds.
Adjust function per OEM instructions.
REPLACEMENT.
CAUSE OF STATUS INDICATION
This status code will be displayed when the control's
power supply is less than 10 volts.
TROUBLE-SHOOTING DIAGRAM
FU5
15A
2
FU1
LINE
500A
FU2
FU3 FU4
300A
300A 60A
+
P1 SP
P2
POS
A1 A1
A1
-
POWER CONNECTIONS
P1 SP
P2
A2 A2 NEG
A2
S1 S1
S1
S2 S2 S2
CAUSE OF STATUS INDICATION
This status code will be displayed when the current
in the motor field is sustained above a preset limit for
longer than 70 seconds.
TROUBLE-SHOOTING DIAGRAM
KEY
SWITCH
PL-1
41
12
P1
POS A1 F1
POWER CONNECTIONS
NEG A2 F2
1A
Page 27
KEY
SWITCH
12
PL-2
PL-1
41 45
12
P18 P17
P1
P7
PL-9
29
ACC POT
A1 F1
A2 F2
13
1A
BRAKE
10
SW.
PL-2
1A
PL-3
L
PL-4 PL-5
45 7
15 6
P18 P17 P2 P6 P3 P4
P7
PL-9
29
ACC POT
13
November 2002
10
1A
L
P2
PL-6
8
P5
P10