N425PA

Piper PA28 Minor injury Part 91 — AeroGuard Flight Training Center

Operated by AeroGuard Flight Training Center (per NTSB report)

BOEING 707 Serious injury — PAN AMERICAN WORLD AWYS INC.

Operated by PAN AMERICAN WORLD AWYS INC. (per NTSB report)

ATA 5730

Part: SKIN — CRACKED (RT WING) · airframe 19,255 hrs

DURING A SCHEDULED INSPECTION, FOUND THE INBOARD LOWER WING SKIN CRACKED, CRACK WAS LOCATED 4INCHES OUTBOARD OF THE BUTT RIB AND RUNNING PARALELL TO THE SPAR, 2INCHES FORWARD OF THE SPAR

ATA 5341

Part: FRAME — CRACKED (BS 73.04) · airframe 18,654 hrs

DURING ROUTINE MAINTENANCE, A FUSELAGE FRAME THAT ACTS AS THE FORWARD WING ATTACH STRUCTURE WAS FOUND TO BE CRACKED AT THE UPPER RIGHT END.

ATA 5720

Part: ANGLE — CRACKED (LT WING) · airframe 18,514 hrs

DURING A ROUTINE INSPECTION, AN ANGLE INSTALLED AGAINST THE LEFT WING OURBOARD FLAP SUPPORT WAS FOUND CRACKED. CRACKING EXTENDED THROUGH RIVET HOLES TO MATERIAL EDGE.

ATA 5720

Part: STIFFENER — CRACKED (LT WING) · airframe 18,318 hrs

DURING ROUTINE INSPECTION A STIFFENER ON THE LEFT WING UPPER AFT SKIN NEAR ROOT WAS FOUND CRACKED THROUGH INBOARD MOST RIVET HOLE.

ATA 5340

Part: BRACKET — CRACKED (ELT) · airframe 17,401 hrs

WHEN THE ELT WAS BEING REMOVED FOR INSPECTION, THE TECH DISCOVERED TWO 2" CRACKS NEXT TO THE NUTPLATES IN THE ELT MOUNTING BRACKET. THESE CRACKS CAN ONLY BE SEEN WHEN THE ELT TRAY IS REMOVED.

ATA 5720

Part: ANGLE — CRACKED (RT WING) · airframe 17,158 hrs

DURING A ROUTINE INSPECTION, AN ANGLE IN THE RIGHT WING THAT IS CO-LOCATED WITH THE OUTBOARD FLAP MOUNTING BRACKET WAS FOUND TO BE CRACKED THROUGH THE RIVETS.

ATA 7603

Part: THROTTLE CABLE — SEPARATED · airframe 15,678 hrs

DURING ROUTINE INSPECTION, THE THROTTLE CABLE WAS FOUND PULLED APART. THE SEPARATION WAS AT THE SWAGE ON THE CARBURETOR END. HAD THE DEFECT GONE UNCORRECTED, IT WOULD HAVE LED TO A LOSS OF THROTTLE CONTROL. THIS CABLE HAD BEEN IN SERVICE 1 YEAR. MAYBE THE CABLE IS NOT SWAGED/CRIMPED ENOUGH AT THE END. IT HAS BEEN NOTED AT THIS REPAIR STATION THAT THIS FAILURE IS VERY COMMON.

ATA 8550

Part: OIL COOLER — LEAKING (ENGINE OIL) · airframe 15,666 hrs

WHEN A MECHANIC PULLED THE TOP COWLING TO PERFORM ROUTINE MAINTENANCE, HE NOTED OIL WAS ALL OVER THE FIREWALL AND ACCESSORY CASE. INSPECTION REVEALED THE OIL COOLER WAS LEAKING FROM BETWEEN THE PLEATS. THE EXACT QUANTITY OF OIL LOST IS UNKNOWN.

ATA 8530

Part: CYLINDER HEAD — CRACKED (NR 3) · airframe 15,430 hrs

BORESCOPE EXAMINATION REVEALED THE NR 3 CYLINDER HEAD WAS CRACKED. AFTER THE CYLINDER WAS REMOVED, CRACKING WAS SEEN AT THE LOWER SPARK PLUG HOLE. THE CYLINDER HEAD CASTING NR C-01534.

ATA 8530

Part: CYLINDER HEAD — CRACKED (NR 1) · airframe 15,430 hrs

BORESCOPE EXAMINATION REVEALED THE NR 1 CYLINDER HEAD WAS CRACKED. AFTER THE CYLINDER WAS REMOVED, CRACKING WAS SEEN AT THE LOWER SPARK PLUG HOLE. THE CYLINDER HEAD CASTING NR C-01420.

ATA 5340

Part: BRACKET — CRACKED (FLAP HANDLE) · airframe 14,534 hrs

DURING A PROGRESSIVE INSPECTION, A BRACKET WAS FOUND TO BE CRACKED BELOW WHERE THE FLAP HANDLE IS MOUNTED. THE BRACKET IN QUESTION IS LOCATED IN THE TUNNEL IN THE CENTER OF THE CABIN FLOOR AND IS USED TO MOUNT THE FLAP HANDLE ASSY. IT CONTAINS 2 NUT PLATES TO ALLOW THE HANDLE ASSY TO BE BOLTED TO IT THROUGH THE TUNNEL. THE CRACK IS IN THE UPPER RT CORNER OF THE BRACKET, BETWEEN A NUTPLATE AND THE EDGE OF THE METAL. IT IS SPECULATED THAT THE CRACK IS CAUSED BY THE MOVEMENT OF THE FLAP HANDLE CAUSING STRESS TO THE SURROUNDING STRUCTURE.