TM 9-6115-730-24
0011
TROUBLESHOOTING FAILURES WITHOUT FAULT CODES - Continued
SYMPTOM
2.
Engine Does Not Shut Down When A Shutdown Fault Occurs or Engine Shuts Down with No GSC Fault
Codes.
MALFUNCTION
Setpoint Programming Error.
CORRECTIVE ACTION
STEP 1.
Set Battery Disconnect Switch to ON. Set DEAD CRANK SWITCH to NORMAL.
Turn ENGINE CONTROL Switch to COOL DOWN/STOP.
STEP 2.
View and record value of all GSC setpoints. If setpoints viewed do not agree with
programmed data, reprogram setpoints (WP 0083).
STEP 3.
Verify the problem has been resolved.
MALFUNCTION
Unresolved Diagnostic Codes.
CORRECTIVE ACTION
Check for active diagnostic codes and correct malfunctions as required per WP 0008 and
MALFUNCTION
GSC Relay Module Malfunction.
CORRECTIVE ACTION
STEP 1.
Set Battery Disconnect Switch to ON. Set DEAD CRANK SWITCH to NORMAL.
Turn the ENGINE CONTROL switch to COOL DOWN/STOP.
STEP 2.
Check if the yellow fault alarm indicator is on continuously. This alarm indicates
that the GSC has been programmed to override the normal shutdown signal.
Reprogram the setpoints that could override the shutdown signal (WP 0083).
STEP 3.
Check if the red fault shutdown indicator is flashing. If this alarm indicator is off,
the GSC has been programmed to override the normal shutdown signal.
Reprogram the setpoints that could override the shutdown signal (WP 0083).
STEP 4.
Check that the K1 symbol is displayed on the GSC display. If the K1 symbol is
present, repeat this entire procedure to verify fault, replace GSC (WP 0041).
STEP 5.
With engine running, remove wire from GSC relay module (RM) A1-13 (FO-4,
sheet 5).
STEP 6.
If engine does not stop running, shut down system by other means.
a.
On EMCP press the PRESS TO STOP EMERGENCY STOP
pushbutton.
b.
Set DEAD CRANK SWITCH to OFF.
c.
Set Battery Disconnect Switch to OFF.
0011-4
