As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING C-CHECK, THE APU FIREWALL FRAME 81 WAS FOUND GOUGED AT BOTTOM CENTER. MAINTENANCE REMOVED DAMAGE AND PERFORMED A DOUBLER REPAIR ON AFFECTED FRAME IAW CONTINENTAL EXPRESS EC 5310-01246. THE AIRCRAFT WAS APPROVED TO RETURN TO SERVICE.