Cessna 402C

Service difficulty reports · 1,782

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duckdb -csv -c "SELECT sdr_id, difficulty_date, n_number, aircraft_make, aircraft_model, part_name, part_condition, jasc_code, discrepancy
  FROM 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet'
  WHERE aircraft_model_key = '402C'
  ORDER BY difficulty_date DESC"

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SDR HYIA2019032700000Spar Cap · corrodedDURING MAINTENANCE CORROSION WAS DISCOVERED ON THE OUTBOARD LEFT LOWER SPAR CAP (P/N: 5122041-23) THIS CORROSION IS LOCATED ON THE BOTTOM OF THE HORIZONTAL LEG BETWEEN LWS 119.29 AND 106.79. THE DEEPEST MEASUREMENT MEASURES APPROXIMATELY .050 INCHES DEEP AT APMar 27, 2019 · N763EA · Cessna 402C · Wing SparSDR HYIA20190410002Engine · making metalPILOT REPORTED RIGHT MANIFOLD PRESSURE DROPPED TO 25 INCHES AND RIGHT OIL PRESSURE TO JUST ABOVE RED LINE. MAINTENANCE INSPECTED AND FOUND METAL PARTICLES IN THE OIL FILTER. THE ENGINE WAS REPLACED WITH NO FURTHER DEFECTS NOTED. FURTHER DETAILS TO BE PROVIDED Mar 22, 2019 · N2651S · Cessna 402C · Engine (Reciprocating)SDR HYIA20190319004Bearing · failedPILOT REPORTED WHEN THE CABIN HEATER WAS TURNED OFF, THE CABIN SMELLED OF SMOKE, BUT NO SMOKE WAS NOTED IN THE AIR. MAINTENANCE INSPECTED AND FOUND THE CABIN HEATER FAN TO HAVE BAD BEARINGS. THE FAN WAS PLACED ON MEL, AND WHEN THE FAN WAS REPLACED THERE WERE NMar 17, 2019 · N890CA · Cessna 402C · Cabin Cooling SystemSDR HYIA20190319003Spar Cap · corrodedDURING MAINTENANCE CORROSION WAS DISCOVERED ON THE RIGHT HAND UPPER AFT SPAR CAP (P/N: 5122041-22) AT APPROXIMATE RWS 223.71. THIS CORROSION MEASURES APPROXIMATELY .036 DEEP AND IS GREATER THAN THE MAXIMUM REMOVABLE LIMITS ALLOWED UNDER MEB95-11R1 SECTION 3. TMar 15, 2019 · N2748Y · Cessna 402C · Wing SparSDR HYIA20190319002Spar Cap · corrodedDURING MAINTENANCE CORROSION WAS DISCOVERED ON THE RIGHT WING LOWER AFT SPAR CAP (P/N: 5122041-24) AT APPROXIMATE RWS 220.71. THIS CORROSION HAS A MAX DEPTH OF APPROXIMATELY .033 INCHES DEEP. THIS IS GREATER THAN THE MAXIMUM REMOVABLE LIMITS ALLOWED UNDER MEB9Mar 15, 2019 · N2748Y · Cessna 402C · Wing SparSDR HYIA20190319001Spar · crackedDURING MAINTENANCE A SMALL CRACK AND SEVERAL AREAS OF CORROSION WERE DISCOVERED ON THE RIGHT HAND AFT SPAR WEB BETWEEN RWS 163.29 AND 229.71. THE CRACK IS AT APPROXIMATE RWS 178.29 ON THE BOTTOM EDGE OF THE WEB ONLY AND MEASURES APPROXIMATELY .228 INCHES LONG.Mar 15, 2019 · N2748Y · Cessna 402C · Wing SparSDR HYIA20190315003Ignition Unit · burnedPILOT REPORTED AFTER 45 MINUTES OF FLIGHT THE HEATER BEGAN PRODUCING A STRONG EXHAUST SMELL. MAINTENANCE INSPECTED AND FOUND THE HEATER IGNITION UNIT BURNT. THE IGNITION UNIT WAS REPLACED WITH NO FURTHER DEFECTS NOTED.Mar 14, 2019 · N3249M · Cessna 402C · Heating SystemSDR HYIA20190410001Cylinder · failedPILOT REPORTED RIGHT ENGINE SURGING AFTER TAKEOFF. MAINTENANCE INSPECTED AND FOUND THE #3 CYLINDER TO BE AT FAULT. THE #3 CYLINDER WAS REPLACED WITH NO FURTHER DEFECTS NOTED.Mar 11, 2019 · N991AA · Cessna 402C · Reciprocating Engine Cylinder SectionSDR HYIA20190315005Relay · stuckPILOT REPORTED ON START-UP THE LEFT ENGINE STARTER STUCK. MAINTENANCE INSPECTED AND FOUND THE STARTER RELAY STUCK IN THE CLOSED POSITION. THE STARTER RELAY WAS REPLACED WITH NO FURTHER DEFECTS NOTED.Mar 11, 2019 · N402VN · Cessna 402C · Engine StarterSDR HYIA20190315006Cylinder · damagedPILOT REPORTED RIGHT ENGINE SURGES, SHUTTERS AND VIBRATES ON ALL POWER SETTINGS. MAINTENANCE INSPECTED AND FOUND CYLINDER NR 4 WEAR IN EXHAUST VALVE KEEPER AREA, AS WELL AS INTAKE AND EXHAUST LIFTERS NOT WORKING PROPERLY. REMOVED AND REPLACED CYLINDER #4 AS WEMar 7, 2019 · N402VN · Cessna 402C · Reciprocating Engine Cylinder SectionSDR HYIA20190315001Unknown · malfunctionedPILOT REPORTED RUDDER TRIM JAMMED IN FLIGHT. MAINTENANCE INSPECTED AND WAS NOT ABLE TO DUPLICATE THE DISCREPANCY ON THE GROUND. MAINTENANCE INSPECTED RUDDER TRIM SYSTEM CHAIN, CABLE, BLOCKS, LUBED RUDDER TRIM ACTUATOR SCREW ASSEMBLY AS PRECAUTIONARY MEASURES AMar 6, 2019 · N6879R · Cessna 402C · Rudder Tab Control SystemSDR HYIA20190307002Fitting · crackedDURING NDT INSPECTION AS NOTED IN SID 57-10-16 A CRACK WAS IDENTIFIED ON THE RIGHT HAND INBOARD NACELLE FITTING (P/N: 5292029-22). THIS CRACK LOCATED ON THE LOWER LEG OF THE OUTBOARD SIDE OF THE FITTING MEASURES APPROXIMATELY .083" LONG AND IS CONSISTENT TO OTMar 6, 2019 · N26632 · Cessna 402C · Nacelle/Pylon Miscellaneous StructureSDR HYIA20190307001Door Frame · corrodedWHILE CONDUCTING OTHER MAINTENANCE, AN AREA OF CORROSION WAS NOTED ON THE FUSELAGE FRAME ASSEMBLY AT FS 214.00, JUST ABOVE THE 501110-12 STRIKER PLATE FOR THE LOWER PASSENGER DOOR PIN. THE 501110-12 STRIKER PLATE WAS REMOVED FOR FURTHER INSPECTION. UPON REMOVAMar 6, 2019 · N68391 · Cessna 402C · Fuselage Main, StructureSDR HYIA20190315002Cylinder · leakingPILOT REPORTED SHAKING FELT IN AIRFRAME DURING CLIMB/CRUISE WITH NO ABNORMAL ENGINE INDICATIONS ON INSTRUMENTATION. MAINTENANCE INSPECTED AND FOUND THE RIGHT ENGINE #6 CYLINDER TO HAVE LOW COMPRESSION. THE CYLINDER WAS REPLACED ALONG WITH THE RIGHT MAGNETO ANMar 4, 2019 · N6879R · Cessna 402C · Reciprocating Engine Cylinder SectionSDR HYIA20190307003Uplock Hook · brokenPILOT REPORTED THE LEFT MAIN GEAR WOULD NOT RETRACT. MAINTENANCE INSPECTED AND FOUND THE LEFT MAIN LANDING GEAR UPLOCK HOOK BROKEN. THE PART WAS REPLACED WITH NO FURTHER DEFECTS NOTED.Mar 1, 2019 · N402VN · Cessna 402C · Landing Gear Retraction/Extension SystemSDR HYIA20190315007Lifter · collapsedPILOT REPORTED ENGINE RUNS ROUGH IN CLIMB. MAINTENANCE INSPECTED AND FOUND LOW COMPRESSION ON THE NR 2 & NR 3 CYLINDERS OF THE RIGHT ENGINE, COLLAPSED LIFTERS ON THE NR 5 & NR 6 CYLINDERS, AS WELL AS A CRACKED BEARING ON THE NR 3 CYLINDER CONNECTING ROD. BOTH Feb 26, 2019 · N385CA · Cessna 402C · Reciprocating Engine Cylinder SectionSDR HYIA20190315004Exhaust Valve · brokenPILOT REPORTED RIGHT ENGINE RUNNING ROUGH IN FLIGHT WITH ONE INCH MAP FLUCTUATION INTERMITTENT. MAINTENANCE INSPECTED AND FOUND THE EXHAUST VALVE DISCOLORED AND BROKEN. THE CYLINDER WAS REPLACED WITH NO FURTHER DEFECTS NOTED.Feb 26, 2019 · N3249M · Cessna 402C · Reciprocating Engine Cylinder SectionSDR HYIA20190226001Crossbeam · crackedDURING MAINTENANCE A CRACK WAS DISCOVERED ON THE LEFT HAND CROSSOVER BEAM (P/N: 5654104-11). THIS CRACK IS IN THE AREA OF THE EXHAUST MOUNT FOR THE INBOARD EXHAUST ELBOW (APPROXIMATELY LEFT WING STATION: 87.44) THE CRACK MEASURES APPROXIMATELY 1.964 INCHES IN Feb 25, 2019 · N548GA · Cessna 402C · Nacelle/Pylon StructureSDR HYIA20190215002Angle · corrodedDURING MAINTENANCE SURFACE CORROSION WAS DISCOVERED ON THE RIGHT HAND AFT VERTICAL STABILIZER ANGLE (P/N: 5131007-6) BETWEEN APPROXIMATE W.L. 143.52-167.52. THE DEEPEST CORRODED AREA IN THIS SPAN MEASURES APPROXIMATELY .029" DEEP. THIS ANGLE WILL BE REMOVED ANFeb 14, 2019 · N7037E · Cessna 402C · Vertical StabilizerSDR HYIA20190215001Angle · corrodedDURING MAINTENANCE SURFACE CORROSION WAS DISCOVERED ON THE LEFT AFT ANGLE OF THE VERTICAL STABILIZER BETWEEN APPROXIMATE WL 143.52-167.52. THE DEEPEST CORRODED AREA IN THIS SPAN MEASURES APPROXIMATELY .031 DEEP. THIS ANGLE WILL BE REMOVED AND REPLACED WITH NEWFeb 14, 2019 · N7037E · Cessna 402C · Vertical StabilizerSDR HYIA20190208001Cylinder · leakingPILOT REPORTED A SHAKING FELT IN AIRFRAME DURING CLIMB AND CRUISE. MAINTENANCE INSPECTED AND FOUND THE #6 CYLINDER OF THE LEFT ENGINE TO HAVE LOW COMPRESSION. THE LEFT ENGINE RIGHT MAGNETO WAS FOUND TO HAVE INTERNAL OIL AND THE #1 CYLINDER IGNITION CABLE WAS FFeb 3, 2019 · N6879R · Cessna 402C · Reciprocating Engine Cylinder SectionSDR HYIA20190129001Pulley · seizedPILOT REPORTED THE RUDDER TRIM BOUND UP DURING FLIGHT AND RETURNED BASE WITH NO INCIDENT. MAINTENANCE INSPECTED RUDDER TRIM CONTROL SYSTEM AND FOUND A TRIM TAB CABLE PULLEY AT FS 255 NOT ROTATING, MX CLEANED AND LUBRICATED CABLE PULLEY AT FS 255. THE RUDDER TRJan 25, 2019 · N402HG · Cessna 402C · Rudder Tab Control SystemSDR HYIA20190128001Rib · crackedDURING MAINTENANCE A CRACK WAS DISCOVERED ON THE LEFT HAND CLOSEOUT RIB LOCATED AT LEFT WING STATION 106.79. THIS CRACK STARTS AT A HOLE IN THE FORWARD ROW OF FASTENERS COMMON TO THE AFT TRUNION SUPPORT AND EXTENDS FORWARD APPROXIMATELY .900 IN. THIS RIB WILL Jan 25, 2019 · N6813J · Cessna 402C · Wing, Rib/BulkheadSDR HYIA20190123001Spar Cap · crackedDURING MAINTENANCE A CRACK WAS VISUALLY DISCOVERED ON THE RIGHT HAND FORWARD UPPER SPAR CAP P/N: 5122031-6. THIS CRACK HAS BEEN CONFIRMED BY SURFACE EDDY CURRENT INSPECTION AND IS LOCATED IN THE FORWARD RADIUS BETWEEN THE VERTICAL AND HORIZONTAL LEGS OF THE CAJan 23, 2019 · N1361G · Cessna 402C · Wing SparSDR HYIA20190117001Beam · crackedDURING MAINTENANCE A CRACK WAS DISCOVERED ON THE RIGHT NACELLE INBOARD CROSSOVER BEAM SUPPORT CHANNEL P/N: 5654102-15. AFTER REMOVING THIS CHANNEL IT WAS DISCOVERED THAT THE RIGHT HAND INBOARD BEAM, P/N: 5654109-7 WAS CRACKED UNDERNEATH THE SUPPORT CHANNEL. THJan 16, 2019 · N514NC · Cessna 402C · Nacelle/Pylon, Main FrameSDR HYIA20190115001Resistor · burnedPILOT REPORTED WHEN PANEL LIGHTING AND OVERHEAD LIGHTING IS ON, THERE IS AN ELECTRICAL BURNING SMELL. MAINTENANCE INSPECTED AND FOUND THE OVERHEAD FLOOD LIGHT DIMMER ASSEMBLY RIGHT RHEOSTAT RESISTER BURNT. THE ASSEMBLY WAS REPLACED WITH NO FURTHER DEFECTS.Jan 13, 2019 · N18VV · Cessna 402C · Flight Compartment LightingSDR HYIA20190115002Engine · failedPILOT REPORTED ENGINE SHUDDERED IN FLIGHT AND THEN STOPPED SHORTLY AFTER. THE AIRCRAFT LANDED WITHOUT INCIDENT. INITIAL INSPECTION REVEALED AN ENGINE CASE PENETRATION AT THE TOP REAR OF THE CASE AT THE NR 1 CYLINDER IN THE AREA UNDER LEFT MAGNETO, AND THE MAGNJan 12, 2019 · N88833 · Cessna 402C · Engine (Reciprocating)SDR HYIA20190107001Intake Valve · damagedPILOT REPORTED RIGHT ENGINE SHUDDERED, THEN STARTED RUNNING ROUGH IN FLIGHT. PRELIMINARY INSPECTION FOUND DAMAGE TO THE NR 1 INTAKE VALVE, DAMAGE TO THE NR 1 AND NR 5 PISTON HEADS AND THE NR 5 CYLINDER INTAKE LIFTER SLEEVE EXTRUDING FROM LIFTER TUBE IN CRANK CJan 5, 2019 · N763EA · Cessna 402C · Reciprocating Engine Cylinder SectionSDR HYIA20180104002Spar Cap · crackedA CRACK WAS IDENTIFIED AT THE LT SIDE OF LWR FWD CARRYTHROUGH SPAR CAP, IB MOST AFT FASTENER HOLE WHILE PERFORMING NDT PROCEDURE AS AMOC FOR AD2018-03-03R1. THE CRACK WAS CONFIRMED WITH BOLT HOLE EDDY CURRENT AFTER THE FASTENER WAS REMOVED. WE BELIEVE THIS SJan 3, 2019 · N409BK · Cessna 402C · Wing SparSDR HYIA01042018001Fitting · crackedTHE LT NACELLE OB FITTING WAS FOUND TO BE CRACKED AT THE LWR PORTION OF THE IB LEG WHILE PERFORMING INTIAL NDT (HFEC) TO SATISFY REQUIREMENT OF TEXTRON SID 57-10-16. THE FITTING DOES NOT APPEAR TO BE CORRODED OR OTHERWISE DAMAGED AND THERE DO NOT APPEAR TO BEJan 3, 2019 · N747WS · Cessna 402C · Nacelle/Pylon Miscellaneous StructureSDR HYIA20180102001Mount Bolt · missingPILOT REPORTED OIL LEAK IN FLIGHT AND OIL PRESSURE DECREASING ON THE RIGHT ENGINE. UPON INSPECTION MAINTENANCE DISCOVERED ONE STARTER MOUNT BOLT NUT MISSING. STARTER HAD BEEN REMOVED FOR OTHER MAINTENANCE 99.5 HOURS PRIOR. AIRCRAFT HAD GONE THROUGH ROUTINE INSDec 30, 2018 · N6879R · Cessna 402C · Engine StarterSDR HYIA20181231001Valve · leakingPILOT REPORTED NO BRAKING PRESSURE WHEN LEAVING THE GATE. MAINTENANCE INSPECTED AND FOUND THE PARKING BRAKE VALVE LEAKING, THE PART WAS REPLACED WITH NO FURTHER DEFECTS.Dec 28, 2018 · N160PB · Cessna 402C · Landing Gear Brake SystemSDR HYIA201812180001Fitting · crackedTHE RT NACELLE IB FITTING WAS FOUND TO BE CRACKED AT THE LWR PORTION OF THE OB LEG WHILE PERFORMING BORESCOPE INSPECTION (TEXTRON MEL54-02R2) TO SATIDFY THE REQUIREMENT OF AD2017-10-09. THE FITTING DOES NOT APPEAR CORRODED OR OTHERWISE DAMAGED AND THERE DO NODec 26, 2018 · N83PB · Cessna 402C · Nacelle/Pylon, Main FrameSDR HYIA20181218002Cable Assy · failedPILOT REPORTED RIGHT ENGINE THROTTLE STUCK AT 35 INCHES MAP. THE ENGINE WAS SHUT DOWN AND THE AIRCRAFT RETURNED TO THE FIELD WITHOUT INCIDENT. INSPECTION FOUND THE RIGHT THROTTLE CABLE PROPERLY ATTACHED AT BOTH ENDS, AND THE CABLE FAILED INTERNALLY. THE CABLE Dec 14, 2018 · N740CA · Cessna 402C · Power LeverSDR HYIA20181218001Rod · brokenPILOT REPORTED RIGHT OUTBOARD FLAP DID NOT EXTEND. INSPECTION FOUND THE RIGHT OUTBOARD FLAP ACTUATING ROD BROKEN AT THREADS. ROD WAS REPLACED WITH NO FURTHER DEFECTS NOTED.Dec 14, 2018 · N26514 · Cessna 402C · Trailing Edge Flap Control SystemSDR HYIA20181130001Crankshaft · fracturedPILOT REPORTED DURING CLIMB/CRUISE FLIGHT THE RIGHT HYDRAULIC FLOW LIGHT CAME ON AND RIGHT ENGINE LOST POWER. UPON INITIAL INSPECTION, THE ENGINE WAS FOUND TO BE SEIZED. PISTONS AT CYLINDERS 1-4 WERE FOUND TO BE IN THE TOP DEAD CENTER POSITION. CYLINDER #3 WNov 28, 2018 · N36911 · Cessna 402C · Reciprocating Engine Power SectionSDR HYIA20181123001Windshield · failedDURING CLIMB OUT PIC TURNED ON WINDSHIELD HEAT. UPON REACHING CRUISE, BURNING SMELL AND SMOKE NOTICED FROM LOWER LEFT SIDE OF WINDSHILED. PIC TURNED OFF HEAT AND SMELL/SMOKE DISAPPEARED AND STOPPED.THE WINDSHIELD WAS TESTED AND CONTINUITY FOUND BAD. THE WINDSNov 20, 2018 · N290CA · Cessna 402C · Windshield/Door Rain/Ice RemovalSDR HYIA20181031002Spar Cap · corrodedDURING MAINTENANCE CORROSION WAS DISCOVERED ON THE LEFT HAND UPPER AFT SPAR CAP (P/N: 5122041-21). THIS CORROSION IS LOCATED BETWEEN LWS 229.71 AND 224.71, AND MEASURES .032 INCHES DEEP. THIS MEASUREMENT EXCEEDS THE LIMITS FOUND IN MEB95-11R1. THIS CAP WILL BEOct 31, 2018 · N618CA · Cessna 402C · Wing SparSDR HYIA20181031001Attach Fitting · corrodedDURING MAINTENANCE CORROSION WAS DISCOVERED ON THE RIGHT HAND UPPER AFT WING FITTING (P/N: 0822550-46) IN THE WHEEL WELL. THIS FITTING WILL BE REMOVED AND REPLACED WITH A NEW PART. A PICTURE HAS BEEN ATTACHED TO THIS SDR FOR FURTHER DETAILS AND CLARITY.Oct 31, 2018 · N409BK · Cessna 402C · Wing, Attach FittingsSDR HYIA20181024001Spar Cap · corrodedDURING MAINTENANCE CORROSION WAS DISCOVERED ON THE LEFT HAND LOWER AFT SPAR CAP P/N 5122041-23, AT APPROXIMATE L.W.S. 215.20. THIS CORROSION IS MEASURED TO A DEPTH OF .019 INCHES AND IS BEYOND LIMITS FOUND IN MEB95-11R1. THIS CAP WILL BE REPLACED.Oct 23, 2018 · N618CA · Cessna 402C · Wing SparSDR HYIA20181024002Bearing · damagedPILOT REPORTED RIGHT ENGINE LOW OIL PRESSURE ON GROUND RUN-UP. INITIAL INSPECTION FOUND THE STARTER ADAPTER NEEDLE BEARING DAMAGED. THE ENGINE IS BEING REPLACED. FURTHER DETAILS CAN BE PROVIDED UPON TEAR-DOWN INSPECTION.Oct 22, 2018 · N706CA · Cessna 402C · Reciprocating Engine Oil SystemSDR HYIA20181023003Cylinder · damagedPILOT REPORTED THE LEFT ENGINE BEGAN TO VIBRATE, THEN OIL PRESSURE BEGAN TO DROP AND CONTINUED DROPPING INTO THE RED. INITIAL INSPECTION FOUND MULTIPLE POINTS OF ENGINE CASE PENETRATION. THE NUMBER 6 CYLINDER SHOWED SIGNS OF DETONATION WITH DEBRIS IN THE LOWEROct 22, 2018 · N677CA · Cessna 402C · Reciprocating Engine Cylinder SectionSDR HYIA20181023002Gasket · tornPILOT REPORTED A FUEL SMELL WHEN TURNING ON CABIN HEAT. MAINTENANCE INSPECTED AND FOUND THE HEATER FUEL FILTER GASKET IN NEED OF REPLACEMENT, THE GASKET WAS REPLACED WITH NO FURTHER DEFECTS NOTED.Oct 20, 2018 · N409BK · Cessna 402C · Heating SystemSDR HYIA20181023001Unknown · odorPILOT REPORTED STRONG SMELL OF SMOKE IN CABIN AFTER TAKE-OFF. MAINTENANCE INSPECTED AIRCRAFT HEATING AND ELECTRICAL SYSTEM WITH NO OBVIOUS DEFECTS NOTED. REPLACED THE AVIONICS MASTER SWITCH AS A PRECAUTIONARY MEASURE. NO DEFECTS NOTED.Oct 18, 2018 · N2748Y · Cessna 402C · Air Distribution SystemSDR HYIA2018101515001Connector · damagedPILOT REPORTED SMOKE IN COCKPIT AND THE AUTOPILOT SYSTEM CIRCUIT BREAKER POPPED. MX PERFORMED INITIAL INSPECTION AND FOUND THE AUTOPILOT INTERFACE CONNECTOR DAMAGED. THE SYSTEM WAS PLACED ON MEL, FURTHER DETAILS WILL BE PROVIDED IF ADDITIONAL FAILED PARTS ARE Oct 11, 2018 · N3292M · Cessna 402C · Auto Flight System WiringSDR HYIA20181009001Engine · failedPILOT REPORTED LEFT ENGINE STARTED VIBRATING IN FLIGHT, WHEN MANIFOLD PRESSURE WENT TO AMBIENT. THE ENGINE WAS SHUT DOWN IN FLIGHT AND WOULD NOT RESTART. UPON INITIAL INSPECTION THE CRANK CASE WAS FOUND TO BE PENETRATED AT THE REAR OF THE ENGINE IN THE VICINITOct 8, 2018 · N18VV · Cessna 402C · Engine (Reciprocating)SDR HYIA20181003007Beam · crackedDURING MAINTENANCE A CRACK WAS FOUND ON THE AFT SIDE OF THE LEFT NACELLE CROSSOVER BEAM (P/N: 5654104-11) THIS CRACK BEGINS AT THE UPPER INBOARD FASTENER HOLE COMMON TO THE TURBOCHARGER MOUNTING BRACKET, AND MEASURES APPROXIMATELY .371 INCHES LONG. THIS BEAM WOct 3, 2018 · N771EA · Cessna 402C · Nacelle/Pylon, Main FrameSDR HYIA20181003005Angle · corrodedDURING MAINTENANCE CORROSION WAS DISCOVERED ON THE LEFT SIDE AFT VERTICAL ANGLE (P/N: 5131007-5) OF THE VERTICAL STABILIZER BETWEEN APPROXIMATE W.L. 142.514 AND 145.380. THIS CORROSION IS 2.866 INCHES LONG, AND HAS EXFOLIATED THE FLANGE OF THE ANGLE FROM ITS OOct 3, 2018 · N771EA · Cessna 402C · Vertical Stabilizer Miscellaneous StructureSDR HYIA20181003004Door Frame · corrodedWHILE CONDUCTING OTHER MAINTENANCE, AN AREA OF CORROSION WAS NOTED ON THE FUSELAGE FRAME ASSEMBLY AT F.S. 214.00, JUST ABOVE THE 501110-12 STRIKER PLATE FOR THE LOWER PASSENGER DOOR PIN. THE 501110-12 STRIKER PLATE WAS REMOVED FOR FURTHER INSPECTION. UPON REMOOct 3, 2018 · N771EA · Cessna 402C · Fuselage Main, StructureSDR HYIA20181003003Fitting · corrodedDURING MAINTENANCE CORROSION WAS FOUND ON THE RIGHT HAND UPPER AFT WING FITTING (P/N: 0822550-46) THIS CORROSION MEASURED 1.612 INCHES LONG, .434 INCHES WIDE, AND .025 INCHES DEEP. THIS FITTING WILL BE REPLACED WITH A FACTORY NEW PART.Oct 3, 2018 · N771EA · Cessna 402C · Wing Miscellaneous Structure
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