# Service difficulty reports: N6879R

A list on [N6879R](https://openairdocs.org/aircraft/N6879R.md).

Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first.

- [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 HYIA20240718002](https://openairdocs.org/sdr/HYIA20240718002.md): Axle · broken · Jul 12, 2024 · N6879R · Cessna 402C · Main Landing Gear Strut/Axle/Truck
  > DURING TAXI OUT THE PILOT REPORTED THE LEFT MAIN LANDING GEAR AXLE BROKE. MAINTENANCE INSPECTED AND CONFIRMED THE AXLE WAS BROKEN, THE LOWER LEG AND AXLE WERE REPLACED WITH NO FURTHER ISSUES.
- [SDR HYIA20210823001](https://openairdocs.org/sdr/HYIA20210823001.md): Engine · making metal · Aug 19, 2021 · N6879R · Cessna 402C · Engine (Reciprocating)
  > THE PILOT REPORTED THE LEFT ENGINE HAD A LOSS OF POWER IN AND THE OIL PRESSURE FELL TO ZERO. MAINTENANCE INSPECTED AND FOUND METAL PARTICLES IN THE OIL FILTER. AN ENGINE HAS BEEN ORDERED TO REPLACE THIS ENGINE. FURTHER DETAILS ARE TO BE PROVIDED UPON ENGINE
- [SDR HYIA202001032001](https://openairdocs.org/sdr/HYIA202001032001.md): Display · failed · Dec 26, 2019 · N6879R · Cessna 402C · Weather Radar System
  > PILOT SMELLED SOMETHING BURNING AFTER TURNING WEATHER RADAR ON. SMALL WHIFF OF SMOKE FROM BEHIND INSTRUMENT PANEL WHICH WENT AWAY, BUT SMELL PERSISTED. WEATHER RADAR DISPLAY DOES NOT WORK. MAINTENANCE INSPECTED FOR BURNT WIRES AND COULD NOT FIND DEFECT, SYSTEM
- [SDR HYIA20190806001](https://openairdocs.org/sdr/HYIA20190806001.md): Fitting · cracked · Aug 6, 2019 · N6879R · Cessna 402C · Nacelle/Pylon, Attach Fittings
  > DURING A ROUTINE INSPECTION, A CRACK WAS IDENTIFIED ON THE INBOARD LEG OF THE LEFT HAND OUTBOARD FITTING (P/N 5292029-23.) THIS CRACK MEASURES APPROXIMATELY.100, AND WAS DISCOVERED USING THE LIGHTED BORESCOPE INSPECTION PROCEDURE AS OUTLINED IN TEXTRON MEL-54
- [SDR HYIA20190426001](https://openairdocs.org/sdr/HYIA20190426001.md): Exhaust Valve · damaged · Apr 23, 2019 · N6879R · Cessna 402C · Reciprocating Engine Cylinder Section
  > DURING INSPECTION THE #4 CYLINDER OF THE LEFT ENGINE WAS FOUND TO HAVE LOW COMPRESSION. UPON FURTHER INSPECTION THE EXHAUST VALVE HAD FOUR SMALL CHIPS IN THE EDGE OF THE VALVE, AND THE EXHAUST VALVE SPRING HAD PIECES THAT HAD COME APART. NO DAMAGE TO THE ROCK
- [SDR HYIA20190315001](https://openairdocs.org/sdr/HYIA20190315001.md): Unknown · malfunctioned · Mar 6, 2019 · N6879R · Cessna 402C · Rudder Tab Control System
  > PILOT 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 A
- [SDR HYIA20190315002](https://openairdocs.org/sdr/HYIA20190315002.md): Cylinder · leaking · Mar 4, 2019 · N6879R · Cessna 402C · Reciprocating Engine Cylinder Section
  > PILOT 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 AN
- [SDR HYIA20190208001](https://openairdocs.org/sdr/HYIA20190208001.md): Cylinder · leaking · Feb 3, 2019 · N6879R · Cessna 402C · Reciprocating Engine Cylinder Section
  > PILOT 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 F
- [SDR HYIA20180102001](https://openairdocs.org/sdr/HYIA20180102001.md): Mount Bolt · missing · Dec 30, 2018 · N6879R · Cessna 402C · Engine Starter
  > PILOT 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 INS
- [SDR HYIA20180823003](https://openairdocs.org/sdr/HYIA20180823003.md): Engine · making metal · Aug 19, 2018 · N6879R · Cessna 402C · Engine (Reciprocating)
  > PILOT REPORTED THE LEFT ENGINE OIL PRESSURE DROPPED TO BOTTOM OF GREEN ARC DURING CRUISE. MAINTENANCE INSPECTED AND FOUND METAL PARTICLES IN OIL SYSTEM. THE ENGINE HAS BEEN REPLACED.
- [SDR HYIA20161109201](https://openairdocs.org/sdr/HYIA20161109201.md): Exhaust Valve · damaged · Nov 5, 2016 · N6879R · Cessna 402C · Reciprocating Engine Cylinder Section
  > CYLINDER REMOVED DUE TO LOW COMPRESSION AT INSPECTION; EXHAUST VALVE DISPLAYS EVIDENCE OF HEAT DAMAGE.
- [SDR HYIA20160912135](https://openairdocs.org/sdr/HYIA20160912135.md): Exhaust Valve · damaged · Sep 10, 2016 · N6879R · Cessna 402C · Reciprocating Engine Cylinder Section
  > CYLINDER REMOVED DUE TO LOW COMPRESSION AT INSPECTION. EXHAUST VALVE DISPLAYS EVIDENCE OF HEAT DAMAGE.
- [SDR HYIA20160825098](https://openairdocs.org/sdr/HYIA20160825098.md): Exhaust Valve · damaged · Aug 24, 2016 · N6879R · Cessna 402C · Reciprocating Engine Cylinder Section
  > CYLINDER REMOVED DUE TO LOW COMPRESSION AT INSPECTION. EXHAUST VALVE DISPLAYS EVIDENCE OF HEAT DAMAGE.
- [SDR HYIA20160727001](https://openairdocs.org/sdr/HYIA20160727001.md): Dimmer · failed · Jul 26, 2016 · N6879R · Cessna 402C · Flight Compartment Lighting
  > PILOT REPORTED SMOKE PRESENT IN FRONT OF THROTTLES, COMING OUT OF THE SIDE OF THE CONSOLE DIMMER SWITCH. MAINTENANCE INSPECTED DIMMER ASSEMBLY AND ASSOCIATED WIRING. FOUND FAILED CIRCUIT IN DIMMER ASSEMBLY. REMOVED AND REPLACED DIMMER ASSEMBLY.
- [SDR HYIA20160323003](https://openairdocs.org/sdr/HYIA20160323003.md): Link · broken · Mar 18, 2016 · N6879R · Cessna 402C · Landing Gear Door Retract Section
  > PILOT REPORTED GEAR DOOR RIPPED OFF UPON EXTENSION. THE DOOR LINK WAS FOUND BROKEN AT THE ADJUSTMENT NUT ON THE DOOR SIDE. REMOVED THE REMAINDER OF GEAR DOOR & INSTALLED REPLACEMENT DOOR.
- [SDR HYIA20140414057](https://openairdocs.org/sdr/HYIA20140414057.md): Drag Brace · cracked · Dec 4, 2013 · N6879R · Cessna 402C · Landing Gear Retraction/Extension System
  > 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 BEYOND LIMIT ALLOWABLE. THIS UNIT HAS BEEN SCRAPPED & A REPLACEME
- [SDR HYIA20140415009](https://openairdocs.org/sdr/HYIA20140415009.md): Drag Brace · cracked · Jan 27, 2011 · N6879R · Cessna 402C · Landing Gear Retraction/Extension System
  > 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 O
- [SDR HYIA6879RHTR](https://openairdocs.org/sdr/HYIA6879RHTR.md): Ignition Unit · shorted · Jan 3, 2011 · N6879R · Cessna 402C · Heating System
  > CREW REPORTED, CABIN HEATER INOPERATIVE DURING FLIGHT. 20 MINUTES PRIOR TO REACHING FINAL DESTINATION, CREW REPORTED ODOR OF SOMETHING MELTING OR SMOLDERING. HEATER WAS TURNED OFF, AND HEATER FUEL SOURCE WAS TURNED OFF ALSO. AFTER A FEW MINUTES, ODOR WENT AWA
- [SDR HYIA6879RDEICE](https://openairdocs.org/sdr/HYIA6879RDEICE.md): Deice System · malfunctioned · Dec 13, 2010 · N6879R · Cessna 402C · Airfoil Anti/De-ice System
  > CREW REPORTED, AT CRUISE ALTITUDE, ACFT BEGAN ENCOUNTERING ICING CONDITIONS. WING AND STABILIZER DEICE BOOTS FAILED TO REMOVE ICE. CREW REPORTED SURFACE DEICE SYS AS INOPERATIVE ALTHOUGH SYS HAD CHECKED NORMAL EARLIER IN THE DAY. SEVERAL ATTEMPTS AT CHANGING
- [SDR HYIA6879RRTENG](https://openairdocs.org/sdr/HYIA6879RRTENG.md): Exhaust Valve · failed · Nov 17, 2010 · N6879R · Cessna 402C · Reciprocating Engine Power Section
  > CREW REPORTED, DURING INITIAL CLIMB OUT, EXPERIENCED PARTIAL POWER LOSS ON RT ENG, CONSISTENT WITH LOSS OF TURBOCHARGER. CONTINUED CLIMB OUT AT FULL POWER TO CRUISE SETTING AT 7000 FT WHILE DECLARING AN EMERGENCY AND REQUESTING DIVERSION. EXPERIENCED OIL LEAK
- [SDR HYIA6879R](https://openairdocs.org/sdr/HYIA6879R.md): Switch · unserviceable · Feb 17, 2009 · N6879R · Cessna 402C · Flight Compartment Lighting
  > CREW REPORTED ELECTRICAL ODOR PRESENT WHEN INSTRUMENT LIGHT MASTER SWITCH TURNED ON. TURNED SWITCH OFF ODOR WENT AWAY. REMOVED AND REPLACED INTRUMENT LIGHTING MASTER SWITCH.
- [SDR 1356879R](https://openairdocs.org/sdr/1356879R.md): Axle · broken · May 1, 2008 · N6879R · Cessna 402C · Main Landing Gear Strut/Axle/Truck
  > RIGHT MAIN GEAR AXLE BROKE ON TAXI IN.
- [SDR 1356879R0501](https://openairdocs.org/sdr/1356879R0501.md): Axle · broken · May 1, 2008 · N6879R · Cessna 402C · Main Landing Gear Strut/Axle/Truck
  > RIGHT MAIN GEAR AXLE BROKE ON TAXI IN.
- [SDR HYIA135](https://openairdocs.org/sdr/HYIA135.md): Engine · failed · May 24, 2007 · N6879R · Cessna 402C · Engine (Turbine/Turboprop)
  > DURING CRUISE FLIGHT NR 1 ENGINE VIBRATED THEN LOST POWER, ENGINE WAS SHUT DOWN. LEFT ENG HAD A INTERNAL FAILURE, ENG WAS REMOVED AND REPLACED. AIRCRAFT RETURNED TO SERVICE. FAILED ENG HAS BEEN SENT TO MANUFACTURE FOR TEARDOWN AND INVESTIGATION.
- [SDR 1350606N6879R](https://openairdocs.org/sdr/1350606N6879R.md): Circuit Breaker · defective · Aug 15, 2006 · N6879R · Cessna 402C · Electrical Power System
  > CREW REPORTED AVIONICS MASTER INOP. MX CHANGED CIRCUIT BREAKER.
- [SDR HYI2002F00006](https://openairdocs.org/sdr/HYI2002F00006.md): Master Switch · failed · Nov 5, 2001 · N6879R · Cessna 402C · Instrument Panel
  > ON PRE-FLIGHT INSPECTION, AVIONIC MASTER SWITCH FAILED. MAINTENANCE REPLACED SWITCH AND RETURNED AIRCRAFT TO SERVICE.
- [SDR HYI2001F00005](https://openairdocs.org/sdr/HYI2001F00005.md): Master Switch · failed · Nov 5, 2001 · N6879R · Cessna 402C · DC Power Distribution System
  > ON PREFLIGHT INSPECTION AVIONIC MASTER SWITCH FAILED. MAINTENANCE REPLACED SWITCH AND RETURNED AIRCRAFT TO SERVICE.(K)
- [SDR HYI2001F00000](https://openairdocs.org/sdr/HYI2001F00000.md): Case · damaged · Sep 7, 2001 · N6879R · Cessna 402C · Engine (Reciprocating)
  > AIRCRAFT WAS AT CRUISE ALTITUDE, WHEN THE RIGHT ENGINE SHUTTERED, FOLLOWED BY A BANG AND LOSS OF POWER. CREW SECURED THE ENGINE AND LANDED WITHOUT INCIDENT. MECHANIC DETERMINED THE ENGINE EXPERIENCED AN INTERNAL FAILURE, RESULTING IN 2 ONE INCH HOLES IN THE
- [SDR 2001F00039](https://openairdocs.org/sdr/2001F00039.md): Fuse · blown · May 21, 2001 · N6879R · Cessna 402C · DC Generating System
  > CREW NOTICED SMELL OF SMOKE, LEFT ALTERNATOR OUT LIGHT ILLUMINATED, FOUND LEFT ALTERNATOR FIELD FUSE BLOWN. MECHANIC REPLACED FUSE, INSPECTED ALTERNATOR WIRING, ALTERNATOR, VOLTAGE REGULATORS. NO DEFECTS NOTED. AIRCRAFT RETURNED TO SERVICE.
- [SDR 98ZZZX3883](https://openairdocs.org/sdr/98ZZZX3883.md): Uplock Hook · failed · Sep 25, 1998 · N6879R · Cessna 402C · Landing Gear Retraction/Extension System
  > THE LT MAIN GEAR UPLOCK HOOK FAILED ON RETRACTION. FAILURE OCCURRED ACROSS THE UPLOCK HOOK BOSS SEPARATING THE UPLOCK ACTUATOR FROM THE HOOK PORTION OF THE UPLOCK ASSY CAUSING THE GEAR TO REMAIN LOCKED IN WHEEL WELL UPON EXTENSION. EMERGENCY PROCEDURES FAILE

## 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 n_number = 'N6879R' AND registry_match = 'registration'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/aircraft/N6879R/reports

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