GE IC3645SR4W606N6 - Page 47

DIAGNOSTIC STATUS CODES
TRANSISTOR PUMP CONTROL Page 47
PUMP
STATUS CODE
DESCRIPTION OF
STATUS
CAUSE OF STATUS INDICATION
-144
Power Transistor (Q1) did not
turn off properly.
This status code is displayed when, during pump control
operation, the transistor fails to turn off. This will result in a
PMT condition.
MEMORY RE ALL C
YES
CORRECTIVE ACTIONS TROUBLE-SHOOTING DIAGRAM
Circuits valid
for
Pump
Controller
SYMPTOM
With no pump contactor, control
may run continuously.
POSSIBLE CAUSE
Control is defective.
· Replace controller unit.
POWER
CONNECTIONS
POS A1
NEG A2
FIELD
ARMATURE
+
-
FU1
FU3
KEY SWITCH
P1 P2 P3
P12
LINE
FU6
P19P21
TO
TRACTION
CARD
SPEED LIMIT 1
SPEED LIMIT 2
SPEED LIMIT 3
TO TRACTION
P10 - BDI
PY7
PY12
PY10
PY11
PUMP
STATUS CODE
DESCRIPTION OF STATUS CAUSE OF STATUS INDICATION
-145
Power Transistor (Q1) did not turn on
properly.
This status code is displayed when,during pump
control operation, the transistor fails to turn on.
MEMORY RE ALL C
YES
CORRECTIVE ACTIONS TROUBLE-SHOOTING DIAGRAM
Circuits valid
for
Pump
Controller
SYMPTOM
With no pump contactor, the control
may run continuously.
POSSIBLE CAUSE
Control is defective.
· Replace controller unit.
POWER
CONNECTIONS
POS A1
NEG A2
FIELD
ARMATURE
+
-
FU1
FU3
KEY SWITCH
P1 P2 P3
P12
LINE
FU6
P19P21
TO
TRACTION
CARD
SPEED LIMIT 1
SPEED LIMIT 2
SPEED LIMIT 3
TO TRACTION
P10 - BDI
PY7
PY12
PY10
PY11
October 2002