GE IC3645SP4U400N3 Voltage at capacitor 1C is less than Volts, Battery voltage is less than

DIAGNOSTIC STATUS CODES

TRANSISTOR PUMP CONTROL Page 52

PUMP	DESCRIPTION OF STATUS
STATUS CODE
-180	Voltage at capacitor (1C) is less than
	14 volts.
MEMORY RECALL	CORRECTIVE ACTIONS
NO
	SYMPTOM
Circuits valid	Pump control will not operate.
for	POSSIBLE CAUSE
Pump	(Line contactor controlled by traction
	control).
Controller	Line Contactor opened up during run.
	• Check connection from P17 to Line
	coil (-) for loose connection.
	• Check connection from battery (+) to	LINE
	Line coil (+) for loose connection.

•Check power connection from battery

(+) to contactor L.

•Check for blown fuse at pump control.

• Check for dirty contactor tips.	+
		-

CAUSE OF STATUS INDICATION

This status code will be displayed when the voltage at P1 is less than 14 volts. This occurs typically in the run mode of operation.

TROUBLE-SHOOTING DIAGRAM

FU3	KEY SWITCH	TO TRACTION
FU6
			P10 - BDI
						PY7
	P1	P2	P3			PY12
				P21 P19 P12 PY10
						PY11
FU1				LIMIT 3	LIMIT 2	LIMIT 1
				SPEED	SPEED	SPEED
POS	POWER		FIELD
	A1		ARMATURE
CONNECTIONS				TO
NEG	A2			TRACTION
				CARD

PUMP	DESCRIPTION OF
STATUS CODE	STATUS
-181	Battery voltage is less than 14
	volts.
MEMORY RECALL	CORRECTIVE ACTIONS
NO
	SYMPTOM
Circuits valid	Pump control will not operate.
for	POSSIBLE CAUSE
	• Defective control fuse.

CAUSE OF STATUS INDICATION

This status code will be displayed when the battery voltage measured at P1 is less than 14 volts.

TROUBLE-SHOOTING DIAGRAM

FU3	KEY SWITCH	TO TRACTION
FU6
		P10 - BDI

PY7

Pump	Check control fuse for open circuit,
Controller	replace fuse, if necessary.
	• Check connection from control fuse to
	pump P1 for loose connections.

LINE FU1

+

-

P1 P2 P3

POS	A1	FIELD
	POWER	ARMATURE
CONNECTIONS
NEG	A2

PY12

P21 P19 P12 PY10

PY11

SPEED LIMIT 3 SPEED LIMIT 2 SPEED LIMIT 1

TO

TRACTION

CARD

January 2000