TROUBLESHOOTING USING AL FAULT CODES - Continued
The dipstick is marked so that the crankcase oil can be checked while engine is running or
stopped. Remove oil filler cap when checking oil with engine running.
Low Engine Oil Pressure
Low engine operating speed can cause this alarm code. Note and record engine speed for reference.
Set Battery Disconnect Switch to ON. Set DEAD CRANK SWITCH to NORMAL.
On EMCP turn the ENGINE CONTROL switch to COOL DOWN/STOP.
On GSC keypad, press ALARM CODES.
Verify AL3 appears on upper display.
Verify if any fault codes or engine fault codes are displayed on upper display and
Check engine oil level and service engine if oil is low per TM 9-6115-729-10,
If fault codes displayed, troubleshoot per fault code (WP 0009).
Verify setpoints P013 or P014 (WP 0085, Table 4).
Verify the problem has been resolved.