TM 9-6115-729-24
0008
TROUBLESHOOTING USING AL FAULT CODES - Continued
SYMPTOM
2.
AL 2
MALFUNCTION
Low Coolant Temperature
CORRECTIVE ACTION
STEP 1.
Set Battery Disconnect Switch to ON. Set DEAD CRANK SWITCH to NORMAL.
On EMCP turn the ENGINE CONTROL switch to COOL DOWN/STOP.
STEP 2.
On GSC keypad, press ALARM CODES.
STEP 3.
Verify AL2 appears on upper display.
NOTE
This fault will be displayed if the coolant temperature is below 70 F (programmable by setpoint
P016), and may occur for a short time after start up.
STEP 4.
Verify if any fault codes or engine fault codes are displayed on upper display and
record.
a. If fault codes displayed, troubleshoot per fault code (WP 0009).
STEP 5.
Verify the problem has been resolved.
0008-3
