GE SX Series

DIAGNOSTIC STATUS CODES
SX TRANSISTOR CONTROL Page 40
Revised May 2003
Section 4.7 TMM Codes
TRACTION
STATUS CODE
DESCRIPTION OF STATUS CAUSE OF STATUS INDICATION
-92
Pump motor temperature has
exceeded maximum temperature limit.
This status code will be displayed when the voltage at
the respective terminal of the TMM or Pump Logic
Card is greater than 2.5V.
MEMORY RECALL
YES
CORRECTIVE ACTIONS TROUBLE-SHOOTING DIAGRAM
Circuits valid
for
Traction
Motor
Temperature
SYMPTOM
Status code flashes “on and off”.
POSSIBLE CAUSE
User defined status code is displayed
by switch closure to battery negative.
Plug P11 (pump) is shorted to battery
negative.
Defective input switch (shorted).
Defective TMM card.
Defective pump card.
P11
SC91
NEG
USER SW
WHEN SR Series PUMP
CONTROL IS USED
TRACTION
STATUS CODE
DESCRIPTION OF STATUS CAUSE OF STATUS INDICATION
-93
Pump motor brush wear indicator has
detected worn brush.
This status code will be displayed when the voltage at
the respective terminal of the TMM or Pump Logic
Card is at battery volts.
MEMORY RECALL
YES
CORRECTIVE ACTIONS TROUBLE-SHOOTING DIAGRAM
Circuits valid
for
Steer
Pump
Motor
Brush Wear
Indicator
SYMPTOM
Status code flashes “on and off”.
POSSIBLE CAUSE
User defined status code is displayed
by motor brush sensor closure to
battery positive.
Plug P3 (pump) is shorted to positive.
Defective input switch (shorted).
Defective TMM card.
Defective pump card.
SC93
POS
P3
USER SW
WHEN SR Series PUMP
CONTROL IS USED