N450AX
Operators of this aircraft
Who operated this tail, and how firmly we know it.
| Operator | Role | Period | Basis |
|---|---|---|---|
| California Dept. of Forestry & Fire Protection | Operator | on 2007-06-25 | Operator named in NTSB report |
Accident & incident history
Operated by California Dept of Forestry and Fire Protection (per NTSB report)
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.
10 reports on file, 1997-11-04 – 2013-08-15.
Part: ENGINE — SEIZED (NR 2)
NR 2 ENGINE HAD SUDDEN SEIZURE, NO FIRE INDICATION, PRECEDED BY LOAD BANG, PERFORMED EMERGENCY PROCEDURES.
Part: LIGHT · airframe 67,137 hrs · 26,314 cycles
On taxi out fire-X handle & Fuel lever lights C/B Engine #2 opened.
Part: CIRCUIT BREAKER · airframe 67,132 hrs · 26,313 cycles
On taxi out #2 Engine fire warning C/B popped (1 reset), Pilot overhead B20.
Part: DECODER — FAILED (CABIN) · airframe 65,822 hrs · 25,875 cycles
ELECTRICAL BURNING SMELL NOTICED IN COCKPIT, SOURCE UNKNOWN. SHUTOFF RECIRC FANS AND SMELL DISSIPATED. UPON INSPECTION CABIN, SMELL WAS VERY STRONG BETWEEN ROWS 30-34 ON RT SIDE. PULLED MUX C/B'S AND SMELL CONTINUED. FURTHER INVESTIGATION DISCOVERED HEAVY SMELL AT OVERHEAD LIGHT PANEL ABOVE SEAT 34K. FOUND OVERHEAD DECODER BURNT AT SEAT 34HJK. REMOVED AND REPLACED DECODER. OP CKED GOOD, RESET ALL CB'S, NO SMELL/SMOKE NOTED.
Part: LEVER — STUCK (COCKPIT) · airframe 65,248 hrs · 25,710 cycles
AT FLIGHT LEVEL 360 NR 2 ENG THROTTLE BECAME JAMMED AT A POWER SETTING OF 94 PERCENT N1. REPEATED ATTEMPTS WERE MADE TO FREE THROTTLE LEVER, NONE SUCCESSFUL. AFTER ENGINE SHUTDOWN N1 READ 10-13 PERCENT, N2 READ .7 TO 0 PERCENT 2 ENGINE. APPROACH AND LANDING WAS THEN EXECUTED.
Part: FILTER — CLOGGED (ENGINE) · airframe 65,006 hrs · 25,650 cycles
NR 2 ENGINE OIL STRAINER CLOG LIGHT ILLUMINATED IN FLIGHT. PERFORMED OIL STRAINER CLOG LIGHT ABNORMAL CHECKLIST. CLOG LIGHT REMAINED ILLUMINATED. ENGINE WAS SHUTDOWN BY FLIGHT CREW. MX REPLACED OIL STRAINER FILTER AND OIL CLOG LIGHT SWITCH.
Part: FITTING — BROKEN (NR 2 PYLON) · airframe 64,840 hrs · 25,596 cycles
DURING MAINTENANCE REMOVAL OF NR 2 ENGINE, THE LEFT AFT LIFTING FITTING WAS BROKEN CAUSING DAMAGE TO THE CENTER BOX STRUCTURE AT THE TOP OF THE ENGINE BAY OF NR 2 PYLON - ( REFERENCE DC10 IPC 54-12-02, PG 7). THE CAUSE OF THE FAILURE OF THE LIFTING FITTING HAS NOT BEEN DETERMINED. PRELIMINARY INSPECTION OF THE FAILED FITTING SHOWS NO EVIDENCE OF FATIGUE, CRACK, OR CORROSION. ALL DAMAGE WAS REMOVED AND NEW WEB FILLER WAS FABRICATED. THE LT AVB7318-11 STIFFENER AND BOTH LT AND RT AVB7318-17 FITTINGS WERE REPLACED WITH NEW OEM PARTS. RT FITTING WAS ONLY REPLACED AS A PRECAUTION DUE TO SUSTAINING AN EXCESS LOAD.
Part: BLADE — SEPARATED (NR 2 ENGINE)
CREW REPORTED AFTER POWER REDUCTION FROM TAKEOFF POWER TO CLIMB POWER, NR 2 ENGINE FAILED WITH A SEVERE VIBRATION. INITIAL MAINTENANCE SURVEY REPORT SEVERAL BLADES MISSING FROM THE 5TH STAGE LPT AND METAL SPRAY. THE PART/COMPONENT CAUSING FAILURE WILL HAVE TO BE DETERMINED THROUGH SHOP TEAR DOWN AND INSPECTION FINDINGS. ADDITIONAL SDR'S WILL FOLLOW.
Part: SLIDE — FAILED TEST (DOOR 2L)
NR 2L DOOR SLIDE/RAFT DID NOT BLOW PROPERLY - SN 2258, SLIDE/RAFT ROUTED TO SHOP FOR OVERHAUL. SLIDE/RAFT FAILED DURING FAA CERTIFICATION DRILL FOR OAI.
Part: SLIDE — FAILED TEST (DOOR 4R)
NR 4R DOOR SLIDE/RAFT DID NOT BLOW PROPERLY - SN 1355. SLIDE RAFT ROUTED TO SHOP FOR OVERHAUL. SLIDE/RAFT FAILED DURING FAA CERTIFICATION DRILL FOR OAI.