# Service difficulty reports: N616US, cancelled Mar 17, 2014 A list on [N616US, cancelled Mar 17, 2014](https://openairdocs.org/deregistered/N616US-2014-03-17.md). Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first. - [SDR NWAA072326716](https://openairdocs.org/sdr/NWAA072326716.md): Frame · cracked · Jun 25, 2007 · N616US · Boeing 747251F · Fuselage Main, Frame > DURING "L" CHECK, FOUND CRACK IN FRAME AT BS 1800 S11R. REPAIRED PER EA 67-209723. - [SDR NWAA072316716](https://openairdocs.org/sdr/NWAA072316716.md): Skin · dented · Jun 25, 2007 · N616US · Boeing 747251F · Fuselage Main, Plate/Skin > DURING "L" CHECK, FOUND DENT IN FUSELAGE SKIN AT BS 560 S34R TO S35R. REPAIRED PER EA 67-209722. - [SDR NWAA072336716](https://openairdocs.org/sdr/NWAA072336716.md): Skin · cracked · Jun 24, 2007 · N616US · Boeing 747251F · Fuselage Main, Plate/Skin > DURING "L" CHECK, FOUND CRACK IN FUSELAGE SKIN BETWEEN BS 320-340 S7L-S9L. REPAIRED PER EA 67-209718. - [SDR NWAA072346716](https://openairdocs.org/sdr/NWAA072346716.md): Skin · cracked · Jun 23, 2007 · N616US · Boeing 747251F · Fuselage Main, Plate/Skin > DURING "L" CHECK, FOUND CRACK AT FORWARD UPPER CORNER OF UPPER DECK DOOR CUTOUT SKIN AT BS 390 S5R. REPAIRED PER EA 67-209244. - [SDR NWAA072436716](https://openairdocs.org/sdr/NWAA072436716.md): Frame · cracked · Jun 22, 2007 · N616US · Boeing 747251F · Fuselage Main, Frame > DURING "L" CHECK, FOUND CRACK IN FUSELAGE FRAME AND DOUBLER AT BS 360 S24L. REPAIRED PER EA 67-209717. - [SDR NWAA071816716](https://openairdocs.org/sdr/NWAA071816716.md): Circuit Card · malfunctioned · May 11, 2007 · N616US · Boeing 747251F · Fire Detection > DURING CRUISE, PILOT HAD A MOMENTARY "CARGO FIRE " INDICATION, LIGHTS AND FIRE BELL. FLIGHT CONTINUED ON AND LANDING WAS UNEVENTFUL. MAINTENANCE TESTED BOTH LOWER AND MAIN DECK CARGO FIRE WARNING PER AMM 26-14-00, AND REPLACED A8 FIRE WARNING AND DETECTOR CA - [SDR NWAA071786716](https://openairdocs.org/sdr/NWAA071786716.md): Fire Loop · no test · May 10, 2007 · N616US · Boeing 747251F · Fire Detection > DURING FLIGHT, PILOT HAD A MOMENTARY "FIRE DETECTION" LIGHT ON FORWARD PANEL WITH MOMENTARY AURAL WARNING. ACCOMPLISHED COM PROCEDURE AND FOUND "B" LOOP FAILED TEST. FLIGHT CONTINUED ON AND LANDING WAS UNEVENTFUL. MAINTENANCE INTERCHANGED FIRE DETECTOR CARD - [SDR 0601186716](https://openairdocs.org/sdr/0601186716.md): Frame · cracked · May 29, 2006 · N616US · Boeing 747251F · Fuselage Main, Frame > DURING L-CHECK AND ACCOMPLISHMENT OF EM 5310-01357-01A FOUND CRACKS IN TENSION TIE FRAME FASTENER HOLES AT BS 860 LT. REPAIRED PER EA 67-206266. - [SDR 0601156716](https://openairdocs.org/sdr/0601156716.md): Frame · cracked · May 29, 2006 · N616US · Boeing 747251F · Fuselage Main, Frame > DURING L-CHECK AND ACCOMPLISHMENT OF EM 5310-01357-01A FOUND CRACK IN TENSION TIE FRAME FASTENER HOLE AT BS 920 RT. REPAIRED PER EA 67-206256. - [SDR 0601136716](https://openairdocs.org/sdr/0601136716.md): Frame · cracked · May 29, 2006 · N616US · Boeing 747251F · Fuselage Main, Frame > DURING L-CHECK FOUND CRACK IN FRAME CUTOUT AT BS 880 S9R. REPAIRED PER EA 67-206264. - [SDR 0601126716](https://openairdocs.org/sdr/0601126716.md): Skin · corroded · May 27, 2006 · N616US · Boeing 747251F · Wing, Plate/Skin > DURING L-CHECK FOUND CORROSION ON RT WING LOWER SKIN AT WS 1530. REPAIRED PER EA 67-206259. - [SDR 0601146716](https://openairdocs.org/sdr/0601146716.md): Frame · cracked · May 26, 2006 · N616US · Boeing 747251F · Fuselage Main, Frame > DURING L-CHECK AND ACCOMPLISHMENT OF EM 5310-01357-01A FOUND CRACK IN TENSION TIE FRAME FASTENER HOLE AT BS 940 RT. REPAIRED PER EA 67-206260. - [SDR 0601116716](https://openairdocs.org/sdr/0601116716.md): Frame · cracked · May 24, 2006 · N616US · Boeing 747251F · Fuselage Main, Frame > DURING L-CHECK AND ACCOMPLISHMENT OF MOD PER EM 5310-01319-02K FOUND CRACK IN UPPER DECK FRAME WEB CHORD AT BS 420 S12R. REPAIRED PER EA 67-206251. - [SDR 0600186716](https://openairdocs.org/sdr/0600186716.md): Actuator · failed · Jan 20, 2006 · N616US · Boeing 747251F · Rudder Control System > AFTER TAKEOFF NR 3 HYDRAULIC SYSTEM QUANTITY WENT TO NEAR ZERO. AIRCRAFT DUMPED 150,000 LBS OF FUEL AND RETURNED TO ANC, AND LANDED WITHOUT INCIDENT. ANC MAINTENANCE REMOVED AND REPLACED RUDDER ACTUATOR, AND NR 3 ENG HYDRAULIC PUMP. OPERATIONAL CHECKED OK, - [SDR 0201886716](https://openairdocs.org/sdr/0201886716.md): Skin · cracked · May 23, 2002 · N616US · Boeing 747251F · Fuselage Main, Plate/Skin > During "L" check found crack in the fuselage skin and bonded doubler at aft cargo door cutout. Repaired per EA 67-189583. - [SDR 0100856716](https://openairdocs.org/sdr/0100856716.md): Keelbeam · corroded · Feb 9, 2001 · N616US · Boeing 747251F · Fuselage Main, Keel > DURING M-CHECK, FOUND CORROSION ON UPPER SURFACE OF KEEL BEAM LOWER STRUCTURE, STATION 1310 TO 1329. REPAIRED PER EA 67-165004. - [SDR 0100846716](https://openairdocs.org/sdr/0100846716.md): Skin · corroded · Feb 9, 2001 · N616US · Boeing 747251F · Fuselage Main, Plate/Skin > DURING M-CHECK, FOUND CORROSION UNDER FORWARD LOWER SKIN AT LT OUTFLOW VALVE, STATION 2184, STR 45L. REPAIRED PER EA 67-165012. - [SDR 0100836716](https://openairdocs.org/sdr/0100836716.md): Frame · cracked · Feb 9, 2001 · N616US · Boeing 747251F · Fuselage Main, Frame > DURING M-CHECK, FOUND CRACK AT LEFT SIDE INNER FRAME, AFT HOLE, STATION 2231, STR 25L. REPAIRED PER EA 67-165008. - [SDR 0001196716](https://openairdocs.org/sdr/0001196716.md): Detector · false indication · Apr 7, 2000 · N616US · Boeing 747251F · Smoke Detection > DURING DESCENT, THE NR 5 CARGO SMOKE DETECTOR LIGHT ILLUMINATED AND FIRE BELL ACTIVATED. VISUALLY CONFIRMED NO CARGO SMOKE OR FIRE. AIRCRAFT CONTINUED TO DESTINATION AND LANDED WITHOUT INCIDENT. REPLACED THE NR 5B CARGO SMOKE DETECTOR, OPERATIONAL CHECK GOO - [SDR 0000466716](https://openairdocs.org/sdr/0000466716.md): Detector · malfunctioned · Apr 7, 2000 · N616US · Boeing 747251F · Smoke Detection > DURING CLIMB, THE NR 5 CARGO SMOKE DETECTOR LIGHT ILLUMINATED AND FIRE BELL ACTIVATED. AIRCRAFT RETURNED TO ANC AND LANDED WITHOUT INCIDENT. REPLACED NR 5 CARGO SMOKE DETECTOR, OPERATIONAL CHECK GOOD. - [SDR 9903446716](https://openairdocs.org/sdr/9903446716.md): Support · corroded · Jul 16, 1999 · N616US · Boeing 747251F · Fuselage Miscellaneous Structure > DURING P-CHECK, FOUND CORROSION UNDER NUT PLATE UPPER CHORD OF FLOOR SUPPORT. REPAIRED PER EA 67-166746 (P/N 65B01723-328). - [SDR 9803326716](https://openairdocs.org/sdr/9803326716.md): Flaps · vibrating · Feb 23, 1998 · N616US · Boeing 747251F · Leading Edge Slat Control System > DURING CLIMB, THE AIRCRAFT EXPERIENCED VIBRATIONS AND THE NR 1 LEADING EDGE FLAP NEEDED TO BE RAISED ELECTRICALLY. AIRCRAFT RETURNED TO NRT AND LANDED WITHOUT INCIDENT. REPLACED THE NR 1 LEADING EDGE FLAP POWER DRIVE UNIT. OPERATIONAL CHECK GOOD. SPECIFIC - [SDR 9803146716](https://openairdocs.org/sdr/9803146716.md): Start Valve · failed · Feb 18, 1998 · N616US · Boeing 747251F · Engine Start Valves/Controls > DURING CLIMB, THE NR 3 START VALVE LIGHT ILLUMINATED. THE ENGINE WAS SHUT DOWN AND THE AIRCRAFT RETURNED TO NRT. MAINTENANCE CHANGED THE START VALVE AND THE START PRESSURE SWITCH. ALL INDICATIONS WERE NORMAL AND THE AIRCRAFT RETURNED TO SERVICE. EXACT PART - [SDR 9719006716](https://openairdocs.org/sdr/9719006716.md): Breather Tube · leaking · Oct 9, 1997 · N616US · Boeing 747251F · Turbine Engine Oil System > DURING CRUISE, THE OIL QUANTITY INDICATED FOR THE NR 4 ENGINE DROPPED TO ZERO. THE ENGINE WAS SHUT DOWN AND THE FLIGHT DIVERTED TO MNL. MAINTENANCE FOUND THE UPPER RIGHT MAIN ENGINE BREATHER TUBE LEAKING. THE TUBE WAS REPLACED AND NO LEAKS WERE NOTED DURING - [SDR 9714056716](https://openairdocs.org/sdr/9714056716.md): Logic Card · loose · Jul 20, 1997 · N616US · Boeing 747251F · Fire Detection > DURING TAKEOFF, THE MASTER CAUTION FIRE LIGHT ILLUMINATED AND THE AURAL WARNING SOUNDED. AIRCRAFT ABORTED TAKEOFF AND RETURNED TO GATE. RESEATED FIRE DETECTOR LOGIC CARDS AND SECOND OFFICER'S MASTER CANCEL SWITCH. OPERATIONAL CHECKS GOOD. - [SDR 9714396716](https://openairdocs.org/sdr/9714396716.md): Bracket · corroded · May 14, 1997 · N616US · Boeing 747251F · Fuselage Miscellaneous Structure > DURING ARMAR, FOUND CORROSION ON RIGHT BODY GEAR WHEEL WELL PRESSURE DECK LOWER SURFACE AT FS 1404, RBL 109 - 119. REPAIRED PER EA 67-150441. - [SDR 9714466716](https://openairdocs.org/sdr/9714466716.md): Pressure Deck · corroded · May 13, 1997 · N616US · Boeing 747251F · Fuselage Miscellaneous Structure > DURING ARMAR, FOUND CORROSION ON RIGHT BODY GEAR WHEEL WELL PRESSURE DECK LOWER SURFACE AT FS 1360, RBL 63. REPAIRED PER EA 67-150399. - [SDR 9714446716](https://openairdocs.org/sdr/9714446716.md): Pressure Deck · corroded · May 8, 1997 · N616US · Boeing 747251F · Fuselage Miscellaneous Structure > DURING ARMAR, FOUND CORROSION ON PRESSURE DECK UPPER SURFACE AT FS 1440, LBL 33. REPAIRED PER EA 67-150118. - [SDR 9714406716](https://openairdocs.org/sdr/9714406716.md): Frame · cracked · May 7, 1997 · N616US · Boeing 747251F · Fuselage Main, Frame > DURING ARMAR, FOUND A CRACK IN FRAME WEB FS 434 BELOW STR 26L. REPAIRED PER EA 67-150127. - [SDR 9714456716](https://openairdocs.org/sdr/9714456716.md): Frame · cracked · May 6, 1997 · N616US · Boeing 747251F · Fuselage Main, Frame > DURING ARMAR, FOUND CRACKED FRAME WEB FS 488, STR 25L. REPAIRED PER EA 67-150371. - [SDR 9714436716](https://openairdocs.org/sdr/9714436716.md): Floorbeam · cracked · May 6, 1997 · N616US · Boeing 747251F · Fuselage Main, Floor Beam > DURING ARMAR, FOUND CRACK IN UPPER DECK LEFT FLOORBEAM WEB FS 380. REPAIRED PER EA 67-150379. - [SDR 9714426716](https://openairdocs.org/sdr/9714426716.md): Floorbeam · cracked · May 6, 1997 · N616US · Boeing 747251F · Fuselage Main, Floor Beam > DURING ARMAR, FOUND CRACK IN FLOORBEAM WEB FS 380, STR 13R. REPAIRED PER EA 67-150380. - [SDR 9714416716](https://openairdocs.org/sdr/9714416716.md): Floorbeam · cracked · May 6, 1997 · N616US · Boeing 747251F · Fuselage Main, Floor Beam > DURING ARMAR, FOUND CRACK IN FLOORBEAM CHORD FS 380, STR 13R. REPAIRED PER EA 67-150380. - [SDR 9705996716](https://openairdocs.org/sdr/9705996716.md): Spar Web · corroded · Feb 12, 1997 · N616US · Boeing 747251F · Wing Spar > DURING PERIODIC CHECK, FOUND CORROSION ON LEFT WING FORWARD SPAR WEB AT FSS 895. REPAIRED PER EA 67-106389. - [SDR 9705986716](https://openairdocs.org/sdr/9705986716.md): Spar Web · corroded · Feb 12, 1997 · N616US · Boeing 747251F · Wing Spar > DURING PERIODIC CHECK, FOUND CORROSION ON LEFT WING FORWARD SPAR WEB AT FSS 930. REPAIRED PER EA 67-106389. - [SDR 9705976716](https://openairdocs.org/sdr/9705976716.md): Spar Web · cracked · Feb 6, 1997 · N616US · Boeing 747251F · Wing Spar > DURING PERIODIC CHECK, FOUND CRACK IN LEFT WING MID SPAR WEB BETWEEN WS 382 AND 411. REPAIRED PER EA 67-106387. - [SDR 9627216716](https://openairdocs.org/sdr/9627216716.md): Transducer · malfunctioned · Dec 28, 1996 · N616US · Boeing 747251F · Crew Oxygen System > DURING CRUISE, THE FLIGHT CREW OXYGEN GAUGE INDICATED ZERO. AIRCRAFT RETURNED TO SFO AND LANDED WITHOUT INCIDENT. REPLACED THE OXYGEN PRESSURE TRANSDUCER, OPERATIONAL CHECK GOOD. - [SDR 9624896716](https://openairdocs.org/sdr/9624896716.md): Egt Wire · failed · Nov 16, 1996 · N616US · Boeing 747251F · Engine EGT/TIT Indicating System > DURING TAKEOFF ROLLOUT, THE NR 1 ENGINE EGT GAUGE INDICATED APPROXIMATELY 400 DEGREES WHILE OTHERS INDICATED 750 DEGREES. THE TAKEOFF WAS ABORTED AND THE AIRCRAFT RETURNED TO THE GATE WITHOUT FURTHER INCIDENT. MAINTENANCE FOUND A PREVIOUSLY REPAIRED WIRE FOR - [SDR 9614246716](https://openairdocs.org/sdr/9614246716.md): Detector · malfunctioned · Jun 27, 1996 · N616US · Boeing 747251F · Smoke Detection > DURING CRUISE, THE NR 2 MAIN DECK CARGO SMOKE DETECTOR ACTIVATED. AIRCRAFT DIVERTED TO YEG AND LANDED WITHOUT INCIDENT. REPLACED DETECTOR, OPERATIONAL CHECK GOOD. - [SDR 9604256615](https://openairdocs.org/sdr/9604256615.md): Fuel Control · malfunctioned · Feb 19, 1996 · N616US · Boeing 747251B · Fuel Control/Turbine Engines > DURING TAKEOFF, THE NR 2 ENGINE FAILED TO REACH TAKEOFF POWER. CREW ABORTED TAKEOFF AT 60 KNOTS AND RETURNED TO THE GATE. FOUND HYDRAULIC STAGE PRESSURE TO BE ZERO. REPLACED FUEL CONTROL AND FUEL PUMP. THE NR 2 ENGINE HIGH POWER RUNUP CHECK WAS NORMAL AND - [SDR 9515006716](https://openairdocs.org/sdr/9515006716.md): Actuator · malfunctioned · Sep 30, 1995 · N616US · Boeing 747251F · Leading Edge Slat Actuator > SFO-ANC - EN ROUTE, THE NR 1 LEADING EDGE DEVICE IN TRANSIT LIGHT ILLUMINATED. CREW FOLLOWED COCKPIT OPERATING PROCEDURE AND DIVERTED TO SEA. MAINTENANCE REPLACED THE LEADING EDGE FLAP DEVICE ACTUATOR AND PERFORMED FUNCTIONAL CHECK. CHECK WAS NORMAL AND AIR - [SDR 9513506716](https://openairdocs.org/sdr/9513506716.md): Skin · delaminated · Aug 30, 1995 · N616US · Boeing 747251F · Elevator, Plate/Skin > DURING PERIODIC CHECK, FOUND PREVIOUS FIBERGLASS REPAIR DELAMINATED ON THE RIGHT OUTBOARD ELEVATOR, 8 FORWARD OF THE TRAILING EDGE. REPAIRED PER SRM 51-40-12. - [SDR 9513296716](https://openairdocs.org/sdr/9513296716.md): Skin · delaminated · Aug 26, 1995 · N616US · Boeing 747251F · Ailerons > DURING PERIODIC CHECK, FOUND DELAMINATION ON RIGHT OUTBOARD AILERON UPPER SURFACE WS 1508. REPAIRED PER SRM 51-40-14, PART 4, FIG. 9. - [SDR 9512786716](https://openairdocs.org/sdr/9512786716.md): Support · cracked · Aug 22, 1995 · N616US · Boeing 747251F · Fuselage Miscellaneous Structure > DURING PERIODIC CHECK, THE LEFT AND RIGHT NOSE CARGO DOOR PORTAL LATCH NR 4 SUPPORT FITTING AT LBL 70 AND RBL 70 WERE FOUND CRACKED. THE (P/N 65B13044-3), 4 SUPPORT FITTINGS WERE FOUND WITH A CRACK THROUGH THE VERTICAL AND HORIZONTAL FLANGES, MADE REPAIR PER - [SDR 9511546716](https://openairdocs.org/sdr/9511546716.md): Connector · contaminated · Jul 28, 1995 · N616US · Boeing 747251F · Fire Detection > DURING CRUISE, THE NR 4 ENGINE FIRE WARNING LIGHT ILLUMINATED AND BOTH TEMPERATURE LOOPS WERE READING FULL SCALE. THE ENGINE WAS SHUT DOWN. THE LEFT FIRE BOTTLE WAS DISCHARGED AND THE FLIGHT CONTINUED TO NRT WHERE AN UNEVENTFUL THREE ENGINE LANDING WAS ACCOMP ## 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 = 'N616US' AND deregistration_id = 'N616US-2014-03-17' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/deregistered/N616US-2014-03-17/reports --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.