What was found
DURING PHASE 1-4 INSPECTION, FOUND LT LOWER RUDDER SKIN CRACKED ALONG A ROW OF RIVETS. LIKELY CAUSE IS VIBRATION. THIS IS A COMMON PROBLEM ON S550 AND 560 AIRCRAFT. HEAVIER SKIN AND/OR INTERNAL BEEF-UP NEEDED.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING PHASE 1-4 INSPECTION, FOUND LT LOWER RUDDER SKIN CRACKED ALONG A ROW OF RIVETS. LIKELY CAUSE IS VIBRATION. THIS IS A COMMON PROBLEM ON S550 AND 560 AIRCRAFT. HEAVIER SKIN AND/OR INTERNAL BEEF-UP NEEDED.