GE SX Series Installation And Operation Manual page 40

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