What was found
DURING C-CHECK THE APU FIREWALL AT FRAME 81 HAS CHAFE MARKS FROM RIVETS. MAINTENANCE REPAIRED THE APU FIREWALL AT FRAME 81 IAW EC5330-01507. THE AIRCRAFT WAS APPROVED FOR RETURNED TO SERVICE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING C-CHECK THE APU FIREWALL AT FRAME 81 HAS CHAFE MARKS FROM RIVETS. MAINTENANCE REPAIRED THE APU FIREWALL AT FRAME 81 IAW EC5330-01507. THE AIRCRAFT WAS APPROVED FOR RETURNED TO SERVICE.