GE SX TRANSISTOR CONTROL IC3645SR4U404N2 - Manual (Page 42)

DIAGNOSTIC STATUS CODES
SX TRANSISTOR CONTROL Page 42
January 2000
TRACTION
STATUS CODE
DESCRIPTION OF STATUS CAUSE OF STATUS INDICATION
-93
Steering 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
TRACTION
STATUS CODE
DESCRIPTION OF STATUS CAUSE OF STATUS INDICATION
-93
Steering 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
Steering
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 P4 (pump) is shorted to positive.
Defective input switch (shorted).
Defective TMM card.
Defective pump card.
SC93A
POS
P4
USER SW
WHEN SR Series PUMP
CONTROL IS USED