# Service difficulty reports: Cessna 402C

A list on [Cessna 402C](https://openairdocs.org/model/cessna-402c.md).

Newest first. General aviation reporting is voluntary.

Page 1 of 36 · 1,781 reports

- [SDR HYIA20261022001](https://openairdocs.org/sdr/HYIA20261022001.md): Beam · cracked · Oct 20, 2026 · N160PB · Cessna 402C · Nacelle/Pylon, Main Frame
  > DURING SCHEDULED ENGINE BEAM REPLACEMENT, UPON REMOVAL OF ENGINE BEAM A CRACK WAS VISUALLY IDENTIFIED ON THE INBOARD FACE OF THE ENGINE BEAM. THIS CRACK IS EMANATING FROM A FASTENER LOCATION COMMON TO THE INBOARD VERTICAL CROSS OVER BEAM UPRIGHT (OEM: 5654107-
- [SDR HYIA20261001001](https://openairdocs.org/sdr/HYIA20261001001.md): Beam · cracked · Sep 30, 2026 · N290CA · Cessna 402C · Nacelle/Pylon, Main Frame
  > DURING HIGH TIME ENGINE BEAM REPLACEMENT, UPON REMOVAL OF ENGINE BEAM A CRACK WAS VISUALLY IDENTIFIED ON THE INBOARD FACE OF THE RH INBOARD ENGINE BEAM. THIS CRACK IS EMANATING FROM A FASTENER LOCATION COMMON TO THE INBOARD VERTICAL CROSS OVER BEAM UPRIGHT (OE
- [SDR HYIA20260923002](https://openairdocs.org/sdr/HYIA20260923002.md): Fitting · corroded · Sep 21, 2026 · N3249M · Cessna 402C · Wing, Attach Fittings
  > DURING SCHEDULED WING FITTING INSPECTION, A SMALL AREA OF CORROSION WAS VISUALLY IDENTIFIED ON THE LEFT HAND FORWARD UPPER WING ATTACH FITTING. THIS CORROSION MEASURES APPROXIMATELY.500 INCHES LONG,.125 INCHES WIDE, AND.020 INCHES DEEP ON THE TOP FACE OF TH
- [SDR HYIA20260827001](https://openairdocs.org/sdr/HYIA20260827001.md): Fitting · cracked · Aug 25, 2026 · N678JG · Cessna 402C · Nacelle/Pylon, Attach Fittings
  > DURING MAINTENANCE, A CRACK WAS IDENTIFIED ON THE INBD LEG OF THE RT INBD NACELLE FITTING, THIS CRACK MEASURES APPROXIMATELY.144 INCHES LONG AND WAS DISCOVERED USING THE LIGHTED BORESCOPE INSPECTION PROCEDURE AS OUTLINED IN MEL-54-02R2 TO SATISFY AD2017-10-0
- [SDR HYIA20260818001](https://openairdocs.org/sdr/HYIA20260818001.md): Switch · faulty · Aug 16, 2026 · N6813J · Cessna 402C · Landing Gear Retraction/Extension System
  > PILOT REPORTED THE LANDING GEAR EXTENDED BY ITSELF WITH GEAR HANDLE IN UP POSITION. MAINTENANCE INSPECTED LANDING GEAR SELECTOR SWITCH, NO DEFECTS FOUND. THE SWITCH WAS REPLACED AS A PRECAUTION, WITH NO FURTHER DEFECTS NOTED.
- [SDR HYIA20260811001](https://openairdocs.org/sdr/HYIA20260811001.md): Beam · cracked · Aug 4, 2026 · N810BW · Cessna 402C · Nacelle/Pylon, Main Frame
  > DURING SCHEDULED INSPECTION A CRACK WAS VISUALLY IDENTIFIED ON THE LEFT HAND CROSSOVER BEAM (OEM: 5654104-11) FORWARD FACE. THIS CRACK MEASURES APPROXIMATELY 1.375 INCHES LONG AND IS CONSISTENT WITH OTHER CRACKS VISUALLY IDENTIFIED ON THESE BEAMS IN THE PAST.
- [SDR HYIA20260731001](https://openairdocs.org/sdr/HYIA20260731001.md): Fitting · cracked · Jul 28, 2026 · N375R · Cessna 402C · Wing, Attach Fittings
  > DURING SCHEDULED WING FITTING INSPECTION 2 CRACKS WERE VISUALLY IDENTIFIED IN THE LOWER RADIUS OF THE RIGHT SIDE LOWER AFT WING ATTACH FITTING (OEM: 0822550-44). THE INBOARD CRACK MEASURES APPROXIMATELY 2.750 INCHES LONG AND THE OUTBOARD CRACK MEASURES APPROXI
- [SDR HYIA20260731002](https://openairdocs.org/sdr/HYIA20260731002.md): Pump · obstructed · Jul 13, 2026 · N2649Z · Cessna 402C · Fuel Boost Pump
  > CREW REPORTED LEFT HAND ENGINE VIBRATION AND SLIGHT SURGING, ALL ENGINE INDICATIONS REPORTED NORMAL. CREW PERFORMED MAG CHECK (NORMAL) AND TURNED THE LEFT AUXILIARY PUMP OFF, THEN TO HIGH AND STILL HAD THE VIBRATION, SLIGHT SURGING AND DROPPING RPM. CREW DECID
- [SDR HYIA20260422001](https://openairdocs.org/sdr/HYIA20260422001.md): Beam · cracked · Apr 21, 2026 · N4630N · Cessna 402C · Nacelle/Pylon, Main Frame
  > DURING MAINTENANCE A CRACK WAS VISUALLY DISCOVERED ON THE INBOARD FACE OF THE RIGHT HAND INBOARD ENGINE BEAM IN THE AREA OF THE VERTICAL ATTACH CHANNELS FOR THE CROSSOVER BEAM. THIS CRACK WAS DISCOVERED AFTER CHANGING THE CROSSOVER BEAM VERTICAL ATTACH BRACKET
- [SDR HYIA20260327001](https://openairdocs.org/sdr/HYIA20260327001.md): Crossbeam · cracked · Mar 26, 2026 · N3249M · Cessna 402C · Nacelle/Pylon, Main Frame
  > DURING MAINTENANCE A CRACK WAS VISUALLY IDENTIFIED ON THE RIGHT HAND CROSSOVER BEAM. THIS CRACK IS LOCATED ON THE AFT FACE OF THE BEAM, COMMON TO THE TOP OUTBOARD BOLT HOLE FOR THE TURBOCHARGER SUPPORT BRACKET. THIS CRACK MEASURES APPROXIMATELY.875 INCHES LON
- [SDR HYIA20260313001](https://openairdocs.org/sdr/HYIA20260313001.md): Crossbeam · cracked · Mar 12, 2026 · N2651S · Cessna 402C · Nacelle/Pylon, Main Frame
  > DURING MAINTENANCE A CRACK WAS VISUALLY IDENTIFIED ON THE AFT SIDE OF THE LEFT NACELLE CROSSOVER BEAM (P/N: 5654104-11). THIS CRACK MEASURES APPROXIMATELY 1.25 INCHES IN LENGTH, AND BEGINS AT THE TOP INBOARD TURBO BRACKET MOUNTING HOLE ON THE AFT FACE OF THE B
- [SDR HYIA20251113001](https://openairdocs.org/sdr/HYIA20251113001.md): Blade · cracked · Nov 12, 2025 · N223PB · Cessna 402C · Propeller Blade Section
  > DURING DISASSEMBLY FOR SCHEDULED OVERHAUL A CRACK WAS IDENTIFIED AT A SINGLE BLADE ROOT. MULTIPLE BEARING RACES WERE FOUND TO BE CORRODED AND FAILED.
- [SDR HYIA20251107002](https://openairdocs.org/sdr/HYIA20251107002.md): Crossbeam · chafed · Nov 5, 2025 · N26156 · Cessna 402C · Nacelle/Pylon, Main Frame
  > DURING MAINTENANCE CHAFING DAMAGE WAS VISUALLY IDENTIFIED ON THE FORWARD FACE OF THE LH CROSSOVER BEAM (OEM: 5654104-11). THIS CHAFE MEASURES APPROXIMATELY.700 LONG,.500 WIDE, WITH A DEPTH OF APPROXIMATELY.011. THIS BEAM HAS BEEN REPLACED.
- [SDR HYIA20251107001](https://openairdocs.org/sdr/HYIA20251107001.md): Fitting · cracked · Nov 5, 2025 · N26156 · Cessna 402C · Nacelle/Pylon, Attach Fittings
  > DURING NDT INSPECTION AS NOTED IN SID 57-10-16, A CRACK WAS DISCOVERED ON THE LEFT HAND INBOARD NACELLE FITTING. (P/N: 5292029-21) THIS CRACK MEASURES APPROXIMATELY.100 INCHES LONG ON THE INBOARD LOWER LEG OF THE FITTING, AND IS CONSISTENT WITH OTHER CRACKS F
- [SDR HYIA20251107004](https://openairdocs.org/sdr/HYIA20251107004.md): Pump · leaking · Oct 31, 2025 · N890CA · Cessna 402C · Heating System
  > PILOT REPORTED A FUEL SMELL IN THE CABIN. MAINTENANCE INSPECTED AND FOUND THE HEATER FUEL PUMP LEAKING. THE FUEL PUMP WAS REPLACED WITH NO FURTHER DEFECTS NOTED.
- [SDR HYIA20251027001](https://openairdocs.org/sdr/HYIA20251027001.md): Fitting · corroded · Oct 24, 2025 · N548GA · Cessna 402C · Wing, Attach Fittings
  > DURING MAINTENANCE A SMALL AREA OF SURFACE CORROSION WAS VISUALLY IDENTIFIED ON THE TOP FACE OF THE VERTICAL LEG OF THE 0822550-43 WING ATTACH FITTING (LT LOWER AFT). THIS CORROSION MEASURES APPROXIMATELY 1.5 INCHES LONG, BY.125 INCHES WIDE WITH AN APPROXIMAT
- [SDR HYIA20251013001](https://openairdocs.org/sdr/HYIA20251013001.md): Beam · cracked · Oct 9, 2025 · N548GA · Cessna 402C · Nacelle/Pylon, Main Frame
  > DURING MAINTENANCE A CRACK WAS DISCOVERED ON THE INBOARD FACE OF THE RIGHT INBD ENGINE BEAM IN THE AREA OF THE VERTICAL ATTACH CHANNELS FOR THE CROSSOVER BEAM. THIS CRACK WAS DISCOVERED AFTER CHANGING THE CROSSOVER BEAM VERTICAL ATTACH BRACKET P/N: 5654107-15
- [SDR HYIA20251010001](https://openairdocs.org/sdr/HYIA20251010001.md): Switch · shorted · Oct 8, 2025 · N223PB · Cessna 402C · Air Conditioning System Wiring
  > PILOT REPORTED THE AUXILIARY CABIN FAN SWITCH FELT HOT WITH A BURNING SMELL AND NOTED SPARKS. COMPANY MAINTENANCE INSPECTED AND FOUND A BURNT WIRE TERMINAL. THE TERMINAL WAS REPLACED WITH NO FURTHER DEFECTS NOTED.
- [SDR HYIA20250829001](https://openairdocs.org/sdr/HYIA20250829001.md): Fitting · cracked · Aug 27, 2025 · N678JG · Cessna 402C · Nacelle/Pylon, Main Frame
  > DURING LIGHTED BORESCOPE INSPECTION (TEXTRON MEL54-02R3) TO SATISFY THE REQUIREMENT OF AD 2017-10-09, A CRACK WAS IDENTIFIED ON THE OUTBOARD SIDE OF THE LEFT HAND INBOARD NACELLE FITTING ( OEM: 5292029-21). THIS CRACK MEASURES APPROXIMATELY.287 INCHES LONG AN
- [SDR HYIA20250725002](https://openairdocs.org/sdr/HYIA20250725002.md): Rib · cracked · Jul 23, 2025 · N205CA · Cessna 402C · Wing, Rib/Bulkhead
  > DURING MAINTENANCE A CRACK WAS VISUALLY DISCOVERED ON THE RIGHT HAND CLOSEOUT RIB (P/N: 5122115-56) AT R.W.S. 106.79. THIS CRACK ORIGINATES FROM A HOLE IN THE FORWARD ROW OF FASTENERS COMMON TO THE AFT MAIN LANDING GEAR TRUNNION SUPPORT PLATE AND TRAVELS FORWA
- [SDR HYIA20250725001](https://openairdocs.org/sdr/HYIA20250725001.md): Fitting · cracked · Jul 23, 2025 · N2611X · Cessna 402C · Nacelle/Pylon, Main Frame
  > DURING SCHEDULED NONDESTRUCTIVE TESTING AS NOTED IN CESSNA SUPPLEMENTAL INSPECTION DOCUMENT (SID) 57-10-16, A CRACK WAS DISCOVERED ON THE RIGHT HAND INBOARD NACELLE FITTING (OEM P/N: 5292029-30) THIS CRACK MEASURES APPROXIMATELY.104 INCHES LONG ON THE LOWER O
- [SDR HYIA20250627002](https://openairdocs.org/sdr/HYIA20250627002.md): Rib · cracked · Jun 25, 2025 · N196CA · Cessna 402C · Wing, Rib/Bulkhead
  > DURING SCHEDULED INSPECTION, A CRACK WAS VISUALLY IDENTIFIED ON THE RIGHT HAND CLOSEOUT RIB LOCATED AT RWS 106.79. THIS CRACK IS LOCATED IN THE FORWARD VERTICAL ROW OF FASTENERS COMMON TO THE AFT TRUNNION SUPPORT. IT TRAVELS IN AN UP AND DOWN DIRECTION BETWEEN
- [SDR HYIA20250627001](https://openairdocs.org/sdr/HYIA20250627001.md): Crossbeam · cracked · Jun 24, 2025 · N494BC · Cessna 402C · Nacelle/Pylon, Main Frame
  > DURING INSPECTION A CRACK WAS VISUALLY NOTED ON THE LEFT HAND CROSSOVER BEAM (OEM 5654104-11). THIS CRACK IS LOCATED ON THE AFT FACE OF THE BEAM AT APPROXIMATE LWS 81.62. THE CRACK IS APPROXIMATELY.500 INCHES LONG AND.250 INCHES DOWN FROM THE TOP EDGE OF TH
- [SDR HYIA20250522002](https://openairdocs.org/sdr/HYIA20250522002.md): Rib · cracked · May 20, 2025 · N290CA · Cessna 402C · Wing, Rib/Bulkhead
  > DURING SCHEDULED MAINTENANCE A CRACK WAS VISUALLY IDENTIFIED ON THE RIGHT UPPER OUTBOARD RIB CAP COMMON TO THE CLOSEOUT RIB LOCATED AT RWS 106.79 (OEM: 5122115-12). THIS CRACK WAS IDENTIFIED IN THE RADIUS OF THE CAP TRAVELING FORWARD AND AFT, AND MEASURES APPR
- [SDR HYIA20250522001](https://openairdocs.org/sdr/HYIA20250522001.md): Fitting · cracked · May 20, 2025 · N290CA · Cessna 402C · Nacelle/Pylon Structure
  > DURING SCHEDULED NDT INSPECTION AS NOTED IN SID 57-10-16, A CRACK WAS NOTED ON THE RIGHT HAND OUTBOARD NACELLE FITTING P/N: 5292029-32. THE CRACK MEASURES.125 INCHES LONG AND IS CONSISTENT WITH OTHERS FOUND USING THE LIGHTED BORESCOPE INSPECTION TECHNIQUE (TE
- [SDR HYIA20250515001](https://openairdocs.org/sdr/HYIA20250515001.md): Wire · shorted · May 12, 2025 · N494BC · Cessna 402C · Electrical Power System Wiring
  > PILOT REPORTED LEFT ENGINE CYLINDER TEMP INDICATIONS WERE IN THE RED ON TAXI OUT. MAINTENANCE INSPECTED AND FOUND THE POSITIVE WIRE TO THE ALTERNATOR SHORTED INTO THE ADEL CLAMP AT THE CROSSOVER BEAM. THIS CAUSED DAMAGE TO THE SURROUNDING WIRE HARNESS AND HOSE
- [SDR HYIA20250506002](https://openairdocs.org/sdr/HYIA20250506002.md): Fitting · corroded · May 1, 2025 · N747WS · Cessna 402C · Wing, Attach Fittings
  > DURING SCHEDULED MAINTENANCE A SMALL AREA OF SURFACE CORROSION WAS VISUALLY IDENTIFIED ON THE RIGHT WING LOWER AFT WING FITTING. (OEM PN: 0822550-44). THIS CORROSION MEASURES APPROX..375" LONG WITH A MAX DEPTH OF APPROX..030" AND IS CONSISTENT WITH OTHER COR
- [SDR HYIA20250506001](https://openairdocs.org/sdr/HYIA20250506001.md): Door Frame · corroded · May 1, 2025 · N747WS · Cessna 402C · Fuselage Main, Structure
  > DURING MAINTENANCE, CORROSION DAMAGE WAS NOTED UNDERNEATH THE STRIKER PLATE FOR THE UPPER CLAMSHELL DOOR PIN ENGAGEMENT HOLE LOCATED ON THE MAIN CABIN DOOR POST. (F.S. 213.6) THE DEPTH OF THIS CORROSION IN GREATER THAN 25% OF THE THICKNESS OF THE DOOR POST AND
- [SDR HYIA20250407001](https://openairdocs.org/sdr/HYIA20250407001.md): Display · failed · Mar 31, 2025 · N751CA · Cessna 402C · Weather Radar System
  > PILOT REPORTED A BURNING SMELL AFTER TAKE-OFF. MAINTENANCE INSPECTED AND FOUND THE WEATHER RADAR DISPLAY TO BE AT FAULT. THE DISPLAY WAS REPLACED WITH NO FURTHER DEFECTS NOTED.
- [SDR HYIA20250331002](https://openairdocs.org/sdr/HYIA20250331002.md): Fan · failed · Mar 30, 2025 · N751CA · Cessna 402C · Air Distribution Fan
  > PILOT REPORTED BURNING ELECTRICAL SMELL AFTER TAKE OFF. MAINTENANCE INSPECTED AND FOUND THE INSTRUMENT FAN HARD TO TURN. MAINTENANCE REPLACED THE FAN WITH NO FURTHER DEFECTS NOTED.
- [SDR HYIA20250314001](https://openairdocs.org/sdr/HYIA20250314001.md): Fitting · cracked · Mar 12, 2025 · N677CA · Cessna 402C · Nacelle/Pylon, Attach Fittings
  > WHILE PERFORMING LIGHTED BORESCOPE INSPECTION PROCEDURE AS OUTLINED IN TEXTRON MEL-54-02R3 TO SATISFY AD2017-10-09, A CRACK WAS VISUALLY IDENTIFIED ON THE INBOARD AND OUTBOARD VERTICAL LEGS OF THE LEFT HAND OUTBOARD NACELLE FITTING. THE OUTBOARD CRACK MEASURES
- [SDR HYIA20250203001](https://openairdocs.org/sdr/HYIA20250203001.md): Transistor · burned · Jan 31, 2025 · N2611X · Cessna 402C · Flight Compartment Lighting
  > PILOT REPORTED A BURNING SMELL IN THE CABIN AFTER TURNING ON INSTRUMENT LIGHTS. MAINTENANCE INSPECTED AND FOUND CO PILOT DIMMING CONTROLLER RESISTOR R1 AND HEAT SINK TRANSISTOR ASSY #7 TRANSISTOR BURNT. REMOVED AND REPLACED RESISTOR AND HEAT SINK ASSY WITH NO
- [SDR HYIA20250131001](https://openairdocs.org/sdr/HYIA20250131001.md): Fitting · corroded · Jan 30, 2025 · N26156 · Cessna 402C · Fuselage Main, Attach Fittings
  > DURING MAINTENANCE A SPOT OF CORROSION WAS VISUALLY IDENTIFIED ON THE FORWARD FACE OF THE FWD LH UPPER FUSELAGE ATTACH FITTING PN: 0811350-9. THIS CORROSION MEASURES APPROXIMATELY.700 WIDE, AND.400 TALL, WITH AN APPROXIMATE DEPTH OF.025 AND IS CONSISTENT WI
- [SDR 3BCA202501250023](https://openairdocs.org/sdr/3BCA202501250023.md): Sight Tube · leaking · Jan 9, 2025 · N818AN · Cessna 402C · Hydraulic System, Main
  > PILOT WRITE-UP REF: LP 10164, "LANDING GEAR UNLOCK LIGHT (RED) AND HYD PRESS LIGHT ON. THICK SMOKE IN CABIN SMELLED LIKE HYD FLUID." PILOT DECLARED EMERGENCY AND RETURN TO BFI SAFELY. UPON EXAMINATION FOUND PN: 5117007-12 (TUBE-SIGHT HYDRAULIC SYSTEM) SURFACE
- [SDR 2024FA0000985](https://openairdocs.org/sdr/2024FA0000985.md): Manifold · failed · Dec 30, 2024 · N540NE · Cessna 402C · Vacuum Distribution System
  > THIS IS THE 2ND AIRCRAFT I DID HAVE THE SAME PROBLEM WITH (FIRST ONE WAS N9873F CESSNA 402-0303 MORE THAN 10 YEARS AGO). THE VACUUM MANIFOLD (PARKER AIRBORNE DIV. P#1H5-9 S#10AT) FAILED DUE TO WEAK RIVET HEADS, IN ONE INSTANCE TOTAL FAILURE OF BOTH VACUUM SYST
- [SDR HYIA20241230001](https://openairdocs.org/sdr/HYIA20241230001.md): Fitting · corroded · Dec 27, 2024 · N678JG · Cessna 402C · Wing, Attach Fittings
  > DURING SCHEDULED AGING AIRCRAFT INSPECTION TO SATISFY THE REQUIREMENTS OF FAR 135.422 (AGING AIRCRAFT INSPECTION AND RECORDS REVIEW), A SMALL AREA OF CORROSION WAS IDENTIFIED ON THE RIGHT HAND UPPER AFT WING FITTING. (OEM: 0822550-46) THIS CORROSION MEASURES A
- [SDR HYIA20241220001](https://openairdocs.org/sdr/HYIA20241220001.md): Fitting · corroded · Dec 19, 2024 · N3249M · Cessna 402C · Wing, Attach Fittings
  > DURING SCHEDULED MAINTENANCE A SMALL AREA OF SURFACE CORROSION WAS VISUALLY IDENTIFIED ON THE RIGHT WING UPPER AFT WING FITTING. (OEM PN: 0822550-46). THIS CORROSION MEASURES APPROX. 1.25" LONG WITH A MAX DEPTH OF APPROX..009" AND IS CONSISTENT WITH OTHER COR
- [SDR HYIA20241213002](https://openairdocs.org/sdr/HYIA20241213002.md): Circuit Breaker · failed · Dec 12, 2024 · N2611X · Cessna 402C · Electrical Power System
  > PILOT REPORTED PLASTIC BURNING SMELL IN CABIN SMELLS FROM LEFT C/B PANEL. MAINTENANCE INSPECTED AND FOUND THE STROBE LIGHT SWITCH INOP. THE SWITCH WAS REPLACED WITH NO FURTHER DEFECTS NOTED.
- [SDR HYIA20241205002](https://openairdocs.org/sdr/HYIA20241205002.md): Display · failed · Nov 21, 2024 · N385CA · Cessna 402C · Weather Radar System
  > PILOT REPORTED BURNING SMELL INTERMITTENTLY AFTER TAKE-OFF. MAINTENANCE INSPECTED AND DETERMINED WEATHER RADAR DISPLAY TO BE AT FAULT. THE DISPLAY WAS REPLACED WITH NO FURTHER DEFECTS NOTED.
- [SDR HYIA20241121001](https://openairdocs.org/sdr/HYIA20241121001.md): Fitting · cracked · Nov 20, 2024 · N106CA · Cessna 402C · Nacelle/Pylon, Attach Fittings
  > DURING LIGHTED BORESCOPE INSPECTION (TEXTRON MEL54-02R3) TO SATISFY THE REQUIREMENT OF AD 2017-10-09, A CRACK WAS IDENTIFIED ON THE OUTBOARD SIDE OF THE RIGHT HAND INBOARD NACELLE FITTING ( OEM: 5292029-22). THIS CRACK MEASURES APPROXIMATELY.620 INCHES LONG A
- [SDR HYIA20241106001](https://openairdocs.org/sdr/HYIA20241106001.md): Fitting · corroded · Nov 5, 2024 · N6879R · Cessna 402C · Wing, Attach Fittings
  > DURING MAINTENANCE A SPOT OF CORROSION WAS VISUALLY IDENTIFIED ON THE AFT FACE OF THE LEFT HAND UPPER FUSELAGE ATTACH FITTING (OEM PN: 0811350-9). THIS CORROSION MEASURES APPROXIMATELY.400 INCHES LONG.150 WIDE, AND HAS AN APPROXIMATE DEPTH OF.015. THIS CORR
- [SDR HYIA20241018001](https://openairdocs.org/sdr/HYIA20241018001.md): Fitting · corroded · Oct 18, 2024 · N514NC · Cessna 402C · Wing, Attach Fittings
  > DURING MAINTENANCE 3 SPOTS OF CORROSION WERE VISUALLY IDENTIFIED ON THE OUTBOARD LEFT UPPER AFT WING FITTING (OEM PN: 0822550-45). ALL THREE SPOTS ARE LOCATED ON THE LOWER SURFACE OF THE HORIZONTAL FLANGE OF THIS FITTING, AND ARE CONSISTENT WITH OTHER CORROSIO
- [SDR 2024FA0000751](https://openairdocs.org/sdr/2024FA0000751.md): Impulse Coupling · failed · Oct 3, 2024 · Cessna 402C · Magneto/Distributor
  > IMPULSE COUPLING FAILURE CAUSED RT MAGNETO TO BE INOPERATIVE AND METAL CONTAMINATION OF ENGINE.
- [SDR HYIA20240911001](https://openairdocs.org/sdr/HYIA20240911001.md): Beam · cracked · Sep 10, 2024 · N663AA · Cessna 402C · Nacelle/Pylon, Main Frame
  > DURING MAINTENANCE A CRACK WAS VISUALLY IDENTIFIED ON THE AFT SIDE OF THE LEFT NACELLE CROSSOVER BEAM (P/N: 5654104-11). THIS CRACK MEASURES APPROXIMATELY 1.316 INCHES IN LENGTH, AND BEGINS AT THE TOP INBOARD TURBO BRACKET MOUNTING HOLE ON THE AFT FACE OF THE
- [SDR HYIA20240830001](https://openairdocs.org/sdr/HYIA20240830001.md): Switch · failed · Aug 29, 2024 · N2611X · Cessna 402C · Propeller/Rotor Anti-Ice/De-Ice System
  > PILOT REPORTED STRONG BURNING SMELL IN COCKPIT. NOTICED PROP DE-ICE GAUGE WAS ON BUT THE SWITCH WAS OFF. CYCLED SWITCH BREAKER. DE-ICE GAUGE TURNED OFF, BUT SWITCH REMAINED LOOSE. THEY PULLED C/B'S AS PRECAUTION. MAINTENANCE TROUBLESHOT TO BAD SWITCH. BYPASSED
- [SDR HYIA20240827003](https://openairdocs.org/sdr/HYIA20240827003.md): Spar · cracked · Aug 26, 2024 · N890CA · Cessna 402C · Fuselage Main, Structure
  > DURING MAINTENANCE A.187 INCH CRACK WAS VISUALLY IDENTIFIED ON THE LEFT HAND SIDE OF THE FORWARD CARRY THROUGH SPAR, ON THE FORWARD WEB, IN THE AREA OF THE SPAR WEB CUT OUT LOCATED AT LBL 32.55. THIS CRACK IS CONSISTENT WITH OTHER CRACKS VISUALLY IDENTIFIED I
- [SDR HYIA20240828002](https://openairdocs.org/sdr/HYIA20240828002.md): Fitting · cracked · Jul 17, 2024 · N3249M · Cessna 402C · Nacelle/Pylon, Attach Fittings
  > WHILE PERFORMING THE LIGHTED BORESCOPE PROCEDURE AS OUTLINED IN TEXTRON MEL-54-02 R2 TO SATISFY AD2017-10-19, A CRACK WAS IDENTIFIED ON THE OUTBOARD SIDE OF THE LEFT-HAND OUTBOARD FITTING. THIS CRACK MEASURES.130 AND IS CONSISTENT WITH OTHER FOUND USING THIS
- [SDR HYIA20240718005](https://openairdocs.org/sdr/HYIA20240718005.md): Axle · cracked · Jul 16, 2024 · N26156 · Cessna 402C · Main Landing Gear Strut/Axle/Truck
  > DURING SCHEDULED NDT INSPECTION A CRACK WAS FOUND ON THE RIGHT MAIN LANDING GEAR AXLE. THE LOWER LEG AND AXLE WERE REPLACED WITH NO FURTHER DEFECTS NOTED.
- [SDR HYIA20240718004](https://openairdocs.org/sdr/HYIA20240718004.md): Axle · cracked · Jul 16, 2024 · N57PB · Cessna 402C · Main Landing Gear Strut/Axle/Truck
  > DURING SCHEDULED NDT INSPECTION A CRACK WAS FOUND ON THE RIGHT MAIN LANDING GEAR AXLE. THE LOWER LEG AND AXLE WERE REPLACED WITH NO FURTHER DEFECTS NOTED.
- [SDR HYIA20240718003](https://openairdocs.org/sdr/HYIA20240718003.md): Axle · cracked · Jul 16, 2024 · N57PB · Cessna 402C · Main Landing Gear Strut/Axle/Truck
  > DURING SCHEDULED NDT INSPECTION A CRACK WAS FOUND ON THE LEFT MAIN LANDING GEAR AXLE. THE LOWER LEG AND AXLE WERE REPLACED WITH NO FURTHER DEFECTS NOTED.

Next page: https://openairdocs.org/model/cessna-402c/reports.md?page=2

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
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
```

This list as a web page: https://openairdocs.org/model/cessna-402c/reports

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.