What was found
DURING HEAVY CHECK DAMAGE TO APU FIREWALL IN SEVERAL LOCATIONS (LWR RT APU MOUNT CRACKED). REPAIRED APU FIREWALL AT RT LOWER APU MOUNT SEE ATTACHED IPM 12 FOR ADDITIONAL MAINTENANCE PERFORMED REF EMB 140 ETN-EM-53-244.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING HEAVY CHECK DAMAGE TO APU FIREWALL IN SEVERAL LOCATIONS (LWR RT APU MOUNT CRACKED). REPAIRED APU FIREWALL AT RT LOWER APU MOUNT SEE ATTACHED IPM 12 FOR ADDITIONAL MAINTENANCE PERFORMED REF EMB 140 ETN-EM-53-244.