GE SX TRANSISTOR CONTROL IC3645SR4U404N2 Installation And Operation Manual page 51

DIAGNOSTIC STATUS CODES
TRANSISTOR PUMP CONTROL
PUMP
DESCRIPTION OF STATUS
STATUS CODE
Capacitor volts are low before the line
-151
contactor closes. (Internal card
function during precharge)
MEMORY RECALL
CORRECTIVE ACTIONS
NO
SYMPTOM
Pump control will not operate.
Circuits valid
for
POSSIBLE CAUSE
Pump
Defective control fuse.
Controller
=Check control fuse for open
circuit, replace fuse, if
necessary.
Defective control.
=Replace controller unit.
Note: Repeated
"charging/discharging" the
capacitors during troubleshooting
will cause status code 51. Also
"do not" connect any loads to the
load side of the line contactor.
PUMP
DESCRIPTION OF
STATUS CODE
Controller "motor current
-157
sensor" input voltage polarity
check.
MEMORY RECALL
CORRECTIVE ACTIONS
NO
SYMPTOM
Circuits valid
Pump control will not operate.
for
Pump
POSSIBLE CAUSE
Controller
Control is defective.
=Replace controller unit.
STATUS
This status code will be displayed when the voltage input to
motor current sensor is of the wrong polarity.
CAUSE OF STATUS INDICATION
This status code will be displayed during "key on" when
the capacitor volts is less than 85% of battery volts at
initial key switch on.
TROUBLE-SHOOTING DIAGRAM
FU3 KEY SWITCH
FU6
P1 P2
FU1
LINE
+
POS
POWER
-
CONNECTIONS
NEG
CAUSE OF STATUS INDICATION
TROUBLE-SHOOTING DIAGRAM
FU3 KEY SWITCH
FU6
P1 P2
FU1
LINE
+
POS A1
POWER
-
CONNECTIONS
NEG A2
TO TRACTION
P10 - BDI
P3
P21
A1
TO
TRACTION
A2
CARD
TO TRACTION
P10 - BDI
P3
P21
TO
TRACTION
CARD
Page 51
PY7
PY12
P19 P12 PY10
PY11
PY7
PY12
P19 P12 PY10
PY11
January 2000