N512US
Registered owner: DELRAY AERO LEASE INC, FL (owner ≠ operator)
Operators of this aircraft
Who operated this tail, and how firmly we know it.
| Operator | Role | Period | Basis |
|---|---|---|---|
| NORTHWEST AIRLINES INC | Operator | on 1989-10-09 | Operator named in NTSB report |
Accident & incident history
Operated by NORTHWEST AIRLINES (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.
9 reports on file, 1995-12-12 – 2007-06-29.
Part: COFFEEMAKER — SMOKE (GALLEY) · airframe 70,319 hrs · 28,975 cycles
FLIGHT ATTENDANT REPORTED SMOKE COMING FROM COFFEEMAKER 3-4 OR 3-5 IN GALLEY G4A. CIRCUIT BREAKERS WERE PULLED. MAINTENANCE REMOVED AND REPLACED COFFEE MAKER. OPERATIONAL CHECKED GOOD AND AIRCRAFT RETURNED TO SERVICE.
Part: SEAT TRACK — CORRODED · corrosion level 2 · airframe 57,432 hrs · 23,764 cycles
During "H" check found corrosion on seat track at BS 365 RBL 24.75 and RBL 45. Repaired per EA 55-192510.
Part: FLOORBEAM — CRACKED (FUSELAGE) · airframe 57,432 hrs · 23,764 cycles
DURING "H" CHECK FOUND CRACK IN FLOORBEAM AT BS 700 LBL 45. REPAIRED PER EA 55-193441.
Part: PUMP — FAILED (LT ENGINE) · airframe 48,786 hrs · 20,358 cycles
ENROUTE MSP-LAX, THE LEFT HYDRAULIC SYSTEM QUANTITY AND PRESSURE BEGAN DECREASING. THE FLIGHT DIVERTED TO DEN AND LANDED WITHOUT INCIDENT. MAINTENANCE FOUND THE LEFT ENGINE DRIVEN PUMP DEFECTIVE. THE LEFT ENGINE DRIVEN PUMP WAS REPLACED WITH A SERVICEABLE UNIT.
Part: VIDEO UNIT — FAILED (CABIN) · airframe 48,339 hrs · 20,177 cycles
AFTER TAKEOFF, LOUD ELECTRICAL POPPING/CRACKING HEARD WHEN VIDEO SYSTEM TURNED ON. THERE WAS A STRONG ELECTRICAL BURNING SMELL ALONG WITH VISIBLE SMOKE FROM FORWARD COAT CLOSET UTILITY BUSSES. TURNED OFF UTILITY BUS POWER, SMELL DISSIPATED AND SMOKE CLEARED. AIRCRAFT CONTINUED TO DTW AND LANDED WITHOUT INCIDENT. REPLACED 9 MONITOR. OPERATIONAL CHECK GOOD.
Part: LIGHT — INOPERATIVE (ROW 18) · airframe 48,022 hrs · 20,035 cycles
FLOOR PROXIMITY LIGHTS INOPERATIVE FROM DOOR 2 BACK TO ROW 18. MAINTENANCE REPLACED BATTERY PACK, CHECKED OK.
Part: POWER SUPPLY — INOPERATIVE (CABIN)
DURING PREFLIGHT, FOUND FLOOR LEVEL EMERGENCY EXIT SIGN INOPERATIVE AT DOOR 3L. REPLACED POWER SUPPLY M9003, OPERATIONAL CHECK OK.
Part: SWITCH — MALFUNCTIONED (NR 1 ENGINE)
DURING TAXI OUT, THE NR 1 ENIGNE OIL FILTER MESSAGE WAS DISPLAYED. THE NR 1 ENGINE WAS SHUT DOWN AND THE AIRCRAFT RETURNED TO THE GATE. MAINTENANCE INSPECTED THE OIL FILTER AND FOUND NO CONTAMINATION. DIFFERENTIAL PRESSURE SWITCH WAS REMOVED AND REPLACED.
Part: FLOOR BEAM — CORRODED (FS 365)
DURING PCK, FOUND CORROSION ON THE BS 365 FLOOR BEAM UPPER CHORD, LBL 60 - RBL 60. REPAIRED CHORD (P/N 141N5112) PER EA 55-104346.