N16521
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.
15 reports on file, 1995-11-18 – 1997-12-23.
Part: CONTROL CABLE — WORN (NR 1 ENGINE)
WHEN REDUCING FROM CLIMB TO CRUISE THRUST, THE LEFT THROTTLE STUCK AT 85 PERCENT N1. A RETURN TO CLE WAS INITIATED AND THE NR 1 ENGINE WAS SHUTDOWN AT 6000 FEET. THE AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND THE NR 1 ENGINE THROTTLE PUSH-PULL CABLE DRY AND WORN IN SPOTS. THE PUSH-PULL CABLE WAS REMOVED AND REPLACED IAW MM 76-11-1, OPERATIONAL CHECKS WERE GOOD. A POWER ASSURANCE RUN WAS PERFORMED WITH NO DEFECTS NOTED.
Part: UNION — LEAKING (HYD FILTER)
THE LT HYDRAULIC SYSTEM QUANTITY AND PRESSURE WERE LOST WHILE AT CRUISE. APPROPRIATE CHECKLIST ITEMS WERE ACCOMPLISHED AND THE AIRCRAFT WAS RETURNED TO IAH WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND AFT FUSELAGE HYDRAULIC FILTER UNION LEAKING AT LT PRESSURE BULKHEAD. THE UNION PACKING WAS REMOVED AND REPLACED. LEAK AND PRESSURE CHECKS WERE GOOD.
Part: GUIDE VANE — SEPARATED (NR 1 ENGINE)
THE NR 1 ENGINE LOST POWER AT FL 180 AFTER DEPARTING. THE AIRCRAFT WAS RETURNED TO IAH. MAINTENANCE REMOVED AND REPLACED THE NR 1 ENGINE. IN ADDITION, THE NR 1 AND NR 2 MLG BRAKES AND TIRES WERE REPLACED DUE TO HIGH ENERGY STOP. *S/D* SHOP TEARDOWN REVEALED COMPLETE SEPARATION OF FIRST STAGE NOZZLE GUIDE VANES AS CAUSE OF FAILURE.
Earlier reports · 1995–1996 · 12 reports
1996
Part: SEAL — LEAKING (FUEL PUMP DR PAD)
THE NR 2 ENGINE OIL QUANTITY DROPPED FROM ABOUT 13 QUARTS TO 6.5 QUARTS AFTER 1.5 HOURS OF FLIGHT. MAINTENANCE FOUND THE NR 2 ENGINE LEAKING OIL FROM FUEL PUMP DRIVE PAD. THE FUEL PUMP AND FUEL CONTROL ASSEMBLY WERE REMOVED AND THE GEARBOX CARBON SEAL WAS REPLACED. THE FUEL PUMP AND FUEL CONTROL ASSEMBLY WERE REINSTALLED IAW MM 73-10-1. THE ENGINE WAS RUN AND LEAK CHECKS WERE GOOD.
Part: SKIN — CRACKED (BS 1087)
HOU - INSPECTION FOUND A .50 INCH CRACK IN SKIN AT LONGERON 16L AND A 1 INCH CRACK IN SKIN AT LONGERON 15L, STA 1087. THE SKIN WAS REPAIRED IAW SRM 53-01, FIGURE 2 AND SRM 53-04, FIGURE 18.
Part: BLKHD BRACKET — CRACKED (AFT PRESS BLKHD)
HOU - INSPECTION FOUND A 1 INCH CRACK IN BRACKET AT AFT PRESSURE BULKHEAD, LONGERON 24R. THE BRACKET WAS REMOVED AND A NEW BRACKET WAS INSTALLED IAW SRM 51-60-0 AND SRM 51-30-25. (X)
Part: LONGERON — CORRODED (BS 218)
HOU - INSPECTION FOUND LONGERON 27 CORRODED AT STA 218. THE CORRODED SECTION OF LONGERON WAS REMOVED AND A NEW SECTION WAS SPLICED IAW SRM 53-02, FIGURE 4. (X)
Part: BELTFRAME — CORRODED (BS 794)
HOU - INSPECTION FOUND FORWARD AND BOTTOM SIDE OF BELTFRAME CORRODED IN AFT BAGGAGE BIN AT STA 794, LONGERON 28L TO LONGERON 28R. THE CORROSION WAS REMOVED IAW SRM 53-01. (X)
Part: NOSE RIB — CRACKED (WING LE)
HOU - INSPECTION FOUND A .75 INCH CRACK IN BEND RADIUS AT UPPER AFT END OF NOSE RIB AND A .75 INCH CRACK IN NOSE RIB ANGLE CLIP OUTBOARD OF NR 10 SLAT TRACK. THE CLIP WAS REPLACED AND THE RIB WAS REPAIRED PER ECRA 5720-01260. (X)
Part: ANGLE DOUBLER — CRACKED (PASSENGER DOOR)
HOU - INSPECTION FOUND A 1.5 INCH CRACK ON L-ANGLE DOUBLER OF FORWARD PASSENGER DOOR. A REPAIR WAS INSTALLED IAW SRM 52-05, PAGE 179. (X)
Part: DOOR PAN — CRACKED (PASSENGER DOOR)
HOU - INSPECTION FOUND A 5 INCH AND 3 INCH CRACK ON UPPER FORWARD CORNER FORWARD PASSENGER DOOR PAN. REMOVED AND REPLACED CORNER PAN PER SRM 52-05. (X)
Part: LONGERON — CORRODED (BS 215)
HOU - INSPECTION FOUND CORROSION ON LONGERON 30L AT E AND E COMPARTMENT, STA 215. THE LONGERON WAS REPLACED IAW SRM 53-11-1. (X)
Part: DOUBLER — CRACKED (LT WING LE)
HOU - INSPECTION FOUND A 2 INCH CRACK IN L/E SKIN SPLICE DOUBLER AND ANGLE CLIP JUST OUTBOARD OF LEFT WING VORTILON. A DOUBLER AND CLIP WERE INSTALLED IAW ECRA 5710-01697. (X)
Part: SPLICE — CRACKED (BS 378-389)
HOU - INSPECTION FOUND A 2 INCH CRACK IN LONGERON 30 SPLICE AT STA 378 - STA 389. THE SPLICE WAS REMOVED AND REPLACED IAW SRM 51-30-0. (X)
1995
Part: ANGLE — CRACKED (VERT STAB)
IAH - INSPECTION FOUND A .75 INCH CRACK IN VERTICAL STABILIZER TO FUSELAGE ATTACH ANGLE, LT SIDE. A REPAIR WAS PERFORMED IAW SRM 53-05, FIGURE 23A. (X)