GE SX Series Installation And Operation Manual page 28

DIAGNOSTIC STATUS CODES
SX TRANSISTOR CONTROL
TRACTION DESCRIPTION OF STATUS
STATUS CODE
Battery voltage is too high or control
-16
card is mis-adjusted.
MEMORY RECALL
NO
SYMPTOM
Control will not operate.
Circuits valid
for
POSSIBLE CAUSE
Traction
Incorrect control card adjustment
Controller
Check Function 15 for proper
adjustment for battery being used. See
Handset instructions for details. Adjust
to proper setting.
Battery over charged or incorrect
battery used.
· Check battery for proper open circuit
voltage per table at right. If voltage is
excessive, check battery charger for
proper output voltage.
Check "maximum" battery volts at P1
and NEG.
TRACTION DESCRIPTION OF STATUS
STATUS CODE
Motor field current is high on start up in
-23
the reverse direction.
MEMORY RECALL
NO
SYMPTOM
Control will not operate.
Circuits valid
for
POSSIBLE CAUSE
Traction
Defective control.
Controller
Replace controller unit.
·
CORRECTIVE ACTIONS
CORRECTIVE ACTIONS
CAUSE OF STATUS INDICATION
This status code will be displayed when the battery
volts are greater than 2.4 volts per cell at initial key
switch on. See table below.
TROUBLE-SHOOTING DIAGRAM
FU5
+
-
NEG
CAUSE OF STATUS INDICATION
This status code will be displayed when the current
draw in the motor field is too high (greater than 1.1V)
at start up in the reverse direction.
TROUBLE-SHOOTING DIAGRAM
NO GRAPHIC FOR THIS
STATUS CODE
Page 28
MAXIMUM
NOMINAL
LIMIT VOLTS
BATTERY
AT 1.95 VDC
VOLTAGE
PER CELL
24 23.4
36 35.1
48 46.8
72 70.2
P1
80 78.0
Revised May 2003