N769EA

Part: EXHAUST VALVE — DAMAGED (NR 3 CYLINDER) · airframe 32,000 hrs

CYLINDER REMOVED DUE TO LOW COMPRESSION AT INSPECTION; EXHAUST VALVE DISPLAYS EVIDENCE OF HEAT DAMAGE.

Part: REFLECTOR — MELTED (LT WING) · airframe 31,444 hrs

THIS ACFT WAS MODIFIED TO INCORPORATE STC SA04160AT ON 12 16 2015. THIS STC REMOVES OEM GRIMES STYLE RETRACTABLE LANDING LIGHT ASSEMBLIES INSTALLED AT LT & RT WINGTIPS & PROVIDES FOR INSTALLATION OF FLUSH MOUNTED HID LIGHTS WITHIN THE LE OF LT & RT WINGTIPS. AT LINE INSPECTION ON 03 17 2016, 3 OF 4 REFLECTOR ASSEMBLIES, RAA-HID-RFL4, WERE FOUND TO BE DEBONDED FROM PARENT ASSEMBLY & RESTING DIRECTLY ON HID BULB ASSEMBLY. THE REFLECTORS WERE FOUND TO BE MELTED BY THE HEAT OF HID BULB ASSEMBLY. FURTHER INSPECTION NOTED THE MOUNTING BRACKET FOR REFLECTOR ASSEMBLIES, RAA-63-301, DID NOT PROVIDE ADEQUATE CLEARANCE BETWEEN REFLECTOR ASSEMBLY & UPPER INTERNAL SURFACE OF WINGTIP. THE STC HOLDER HAS BEEN NOTIFIED OF THIS DEFECT & IS WORKING A DESIGN CHANGE TO BRACKET PN RAA-63-301.

Part: COIL — DEFECTIVE (HEATER) · airframe 31,442 hrs · 31,751 cycles

PILOT REPORTED ELECTRIC ODOR & SMOKE IN COCKPIT. FOUND IGNITION UNIT & COIL PACK BURNED, SMOKED DURING TEST. REPLACED UNIT, OPERATIONS OK.

Part: SPAR — DAMAGED (AFT CARRY THRU) · airframe 28,802 hrs

DURING A SCHEDULED MX EVENT, DAMAGE WAS NOTED TO THE AFT CARRY THROUGH SPAR. MULTIPLE DAMAGE POINTS WERE DISCOVERED ON THE SPAR FLOOR SUPPORT FLANGE. OPEN

Part: DRAG BRACE — FAILED (NLG) · airframe 28,099 hrs

ON LANDING ROLLOUT, ACFT SUSTAINED DAMAGE FROM A NOSE GEAR DRAG BRACE STRUCTURAL FAILURE. NOSE GEAR DRAG BRACE REPLACED, DRAG BRACE HAD BEEN INSPECTED 130 HOURS PRIOR TO FAILURE, UTILIZING A DIE PENETRANT INSPECTION. DIE PENETRANT INSPECTION FAILED TO DETECT SUBSURFACE DEFECTS THAT WERE MOST LIKELY PRESENT AT THE TIME OF INSPECTION. THE PART IS BEING FURTHER ANALYZED TO DETECT THE ROOT CAUSE OF THE FAILURE. THIS PART HAD BEEN INSPECTED 5 TIMES SINCE 2009, AND HAD BEEN IN SERVICE SINCE WELL BEFORE 2009.

Part: DRAG BRACE — CRACKED (NLG) · airframe 26,426 hrs

AT SCHEDULED INSPECTION, NLG DRAG BRACE, OEM PN 5142002-5, WAS FOUND TO BE CRACKED IN THE AREA OF NLG ACTUATOR ATTACH POINT. METHOD OF INSPECTION WAS DYE PENETRANT. THIS CRACK WAS FOUND TO BE WITHIN ALLOWABLE LIMIT. THIS UNIT HAS BEEN REPAIRED IAW PROCEDURE OUTLINED IN MEB941-11R1 & RETURNED TO SERVICE.

Part: LINE — DEFECTIVE (HYDRAULIC SYS) · airframe 26,415 hrs

CREW REPORTED, ON FINAL APPROACH, LANDING GEAR DOWNLOCK LIGHTS FAILED TO ILLUMINATE. WITH GEAR SELECTED DOWN, BOTH HYD FLOW WARNING LIGHTS CAME ON STEADY. CREW ELECTED TO RETURN TO ORIGINAL DEPARTURE FIELD. EMERGENCY DECLARED, PERFORMED EMERGENCY GEAR EXTENSION, ONLY NOSE AND RT MAIN GEAR DOWNLOCK LIGHTS ILLUMINATED. PERFORMED LANDING WITH DEFECTIVE MAIN GEAR CHECKLIST. LT MAIN GEAR FAILED TO EXTEND, LANDED ON NOSE AND RT GEAR ONLY. PASSENGERS AND CREW EVACUTED SAFELY. MX JACKED ACFT AND INSP EXTENSION AND RETRACTION SYS, FOUND LT MAIN GEAR UPLOCK ACTUATOR EXTEND LINE FLARE HAD FAILED AT ACTUATOR ATTACH POINT. ACFT IS CURRENTLY IN REPAIR, TO CORRECT DAMAGES CAUSED BY PARTIAL GEAR UP LANDING.

Part: DRAG BRACE — CRACKED (NLG) · airframe 26,252 hrs

AT SCHEDULED INSPECTION, NLG DRAG BRACE OEM PN 5142002-5 WAS FOUND TO BE CRACKED IN THE AREA OF NLG ACTUATOR ATTACH POINT. METHOD OF INSPECTION WAS DYE PENETRANT. THIS CRACK WAS FOUND TO BE WITHIN ALLOWABLE LIMIT. THIS UNIT HAS BEEN REPAIRED IAW PROCEDURE OUTLINED IN MEB941-11R1 & RETURNED TO SERVICE.

Part: MASTER SWITCH — UNSERVICEABLE (LT SWITCH PANEL) · airframe 24,396 hrs

CREW REPORTED AVIONICS MASTER SWITCH INOPERATIVE, WILL NOT SHUTOFF. MX REMOVED AND REPLACED AVIONICS MASTER SWITCH.

Part: UPLOCK ACTUATOR — DAMAGED (ZONE 500) · airframe 24,161 hrs

ON APPROACH, CREW REPORTED NO LEFT MAIN GEAR DOWN LOCK INDICATION. PERFORMED GEAR WILL NOT EXTEND HYDRAULICALLY PROCEDURE, STILL NO DOWN LOCK INDICATION. TOWER FLYBY INDICATED GEAR SEEMED TO BE DOWN. ON LANDING LEFT MAIN GEAR COLLAPSED. GEAR SWING INDICATED NO MALFUNCTION OF LEFT MAIN GEAR ACTUATOR. FURTHER INSPECTION FOUND LEFT MAIN LANDING GEAR UPLOCK ACTUATOR RESTRICTING HYDRAULIC FLUID FLOW TO LEFT MAIN GEAR ACTUATOR. TEARDOWN REVEALED ONE INCORRECT SIZE SEQUENCE BALL INSTALLED, CAUSING INTERNAL RESTRICTION OF HYDRAULIC FLUID.

Part: DRAG BRACE — CRACKED (NLG)

REGULAR SCHEDULED INSPECTION FOUND NOSE GEAR DRAG BRACE CRACKED AT ACTUATOR ATTACH LUG. MECHANIC REMOVED AND REPLACED DRAG BRACE.(K)

Part: LINE — CRACKED (ENG FIREWALL)

FOUND PRESSURE LINE 5100111-71 CRACKED IN A BEND. CRACK ALLOWED ALL HYDRAULIC FLUID TO PUMP OVERBOARD. THE FAILURE POINT OF THE LINE IS AFT OF THE ENGINE FIREWALL WITH NO DIRECT ACCESS FOR INSPECTION. THE FAULT WAS FOUND WHEN THE LINE WAS REMOVED FOR TROUBLESHOOTING USING A 15X MAGNIFYING GLASS.