N421

CESSNA 421C · 1977 · Fixed-wing multi-engine · 2 engines · 8 seats · Valid Registration

Registered owner: AERODENTAL INC, CO (owner ≠ operator)

Operators of this aircraft

Who operated this tail, and how firmly we know it.

No operator established for this aircraft.

Accident & incident history

No NTSB accidents or incidents on file for this aircraft.

Maintenance disclosures

Service Difficulty Reports filed with the FAA for this airframe. Filing is largely voluntary — the number of reports is not a measure of reliability. To verify a report, search its control number at the FAA SDRS site.

2 reports on file, 2003-12-16 – 2012-09-17.

OTHER · 2012-09-17 Matched by certificate designator
ATA 7110

Part: SKIN — CHAFED (RT COWLING) · airframe 23,225 hrs · 22,305 cycles

RIGHT LOWER CORE COWL HAS A CHAFED SPOT ON THE INNER SKIN. REPAIRED CHAFE OF RIGHT LOWER CORE COWL IAW BOMBARDIER CMM 71-12-01, 20-25-26.

Source: SDR A6WA20121005535
SMOKE/FUMES/ODORS/SPARKS · 2003-12-16 Unresolved
ATA 4910

Part: DUCT — CONTAMINATED (APU) · airframe 44,337 hrs · 9,925 cycles

DURING CRUISE, BOTH RECIRCULATION FANS WERE TURNED OFF FOR AIR RECIRCULATION JUST AFTER THAT A ELECTRICAL SMOKE ODOR BEGAN IN ALL THE AIRPLANE IMMEDIATELY RECIRCULATION FANS WERE TURNED ON AND ODOR DISAPPEAR. WERE CHECKED FWD APU AIR DUCTS AND CHECK VALVE APU AIR AND FOUND OIL CONTAMINATION WERE CLEANED SYSTEM OIL CONTAMINATION IAW AMM 21-00-21 PAGE 201 AND ADDITIONAL WERE CHECKED PANELS 31, 32, 34, 35, 36 AND P37 AND FOUND IN NORMAL CONDITION IAW WDM 24-51-1324-21-11,21-45-11 AND 21-45-21. PACKS WERE OPERATE WITH APU AND ENG, AND NO ODOR TO OIL OR WIRE BURNED WERE DETECTED.

Source: SDR ANCF200300029