As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
F/O NOTICED L PACK LIGHT ON DURING AFTER START CHECK. COMPLETED CHECKLIST. LIGHT STAYS ON AFTER TRIP PRESSED. DOES NOT TRIGGER MASTER CAUTION. GROUNDED - YES. PERFORMED BITE OF LH PACK CONTROLLER PER FIM 21-62 TASK 801 CLEARED FAULTS FOR TCU OPS CHECK GOOD. SEAMC DAN NOTIFIED NON-ASA#3758128.