TROUBLESHOOTING USING AL FAULT CODES - Continued
This alarm code should occur only when the generator sets are operated in parallel mode.
Incorrect Phase Sequence - Paralleling fault code
On EMCP set ENGINE CONTROL switch to OFF/RESET. Battery Disconnect
switch is OFF; DEAD CRANK SWITCH is OFF.
Verify that paralleling cables are securely connected between generator sets to
Verify that load cables are connected observing proper phase polarity.
Verify that generator sets are set for same output voltage.
Parallel generator sets per TM 9-6115-729-10, WP 0006.
a. Verify the problem has been resolved.
b. If problem remains, verify if any fault codes or engine fault codes are
displayed on GSC upper display and record.
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 AL16 appears on upper display. Check setpoints per WP 0085.
Verify if any fault codes or engine fault codes are displayed on upper display and
a. On EMCP set SYNC MODE switch to OFF.
b. Troubleshoot per displayed fault codes and WP 0009.
Verify the problem has been resolved.