# Service difficulty reports: N636US, cancelled Oct 30, 2007 A list on [N636US, cancelled Oct 30, 2007](https://openairdocs.org/deregistered/N636US-2007-10-30.md). Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first. - [SDR 0301266636](https://openairdocs.org/sdr/0301266636.md): Decoder · burned · Jul 7, 2003 · N636US · Boeing 747251B · Entertainment System > DURING CLIMB, AN ELECTRICAL ODOR EMITTED BY DOOR 2R. AIRCRAFT DECLARED A YELLOW EMERGENCY, RETURNED TO SPN, AND LANDED WITHOUT INCIDENT. REPLACED 'D' ZONE COLUMN TIMER DECODER. OPERATIONAL CHECK GOOD. - [SDR 0300216636](https://openairdocs.org/sdr/0300216636.md): Light · inoperative · Feb 5, 2003 · N636US · Boeing 747251B · Emergency Lighting > DURING LINE CHECK FOUND HALF OF THE LT AISLE FLOOR PATH EMERGENCY LIGHTS INOPERATIVE. REPAIRED WIRE AND OPERATIONAL CHECK GOOD. - [SDR 0102706636](https://openairdocs.org/sdr/0102706636.md): Light · inoperative · Aug 2, 2001 · N636US · Boeing 747251B · Emergency Lighting > DURING LINE CHECK, FOUND NR 2 RIGHT EXTERIOR FIXTURE EMERGENCY LIGHTS AND 1L AND 1R PASSENGER OVERHEAD LIGHTS INOPERATIVE. REPLACED EXTERIOR LIGHT ASSEMBLY AND POWER SUPPLIES. OPERATIONAL CHECK NORMAL. - [SDR 0100346636](https://openairdocs.org/sdr/0100346636.md): Engine · malfunctioned · Jan 30, 2001 · N636US · Boeing 747251B · Engine (Turbine/Turboprop) > DURING TAKEOFF ROLL, THE NR 3 ENGINE WAS SLOW TO ACCELERATE AND THEN SUFFERED A COMPRESSOR STALL. THE TAKEOFF WAS ABORTED AT APPROXIMATELY 100 KTS AND THE AIRCRAFT RETURNED TO THE GATE. MAINTENANCE INSPECTED THE ENGINE WITH NO DEFECTS NOTED. THE EVBC WAS RE - [SDR 0001506636](https://openairdocs.org/sdr/0001506636.md): Fan · failed · Apr 22, 2000 · N636US · Boeing 747251B · Air Distribution Fan > DURING CRUISE, A BURNING SMELL WAS NOTICED IN THE FLIGHT DECK ALONG WITH A LOW FREQUENCY VIBRATION. SECURED ZONE 1 RECIRCULATION FAN AND ODOR AND VIBRATION STOPPED. AIRCRAFT CONTINUED TO DESTINATION AND LANDED WITHOUT INCIDENT. REPLACED THE RECIRCULATION FA - [SDR 0001386636](https://openairdocs.org/sdr/0001386636.md): Engine · flamed out · Apr 18, 2000 · N636US · Boeing 747251B · Engine (Turbine/Turboprop) > DURING CRUISE AT FL410, IN MODERATE TURBULENCE, THE NR 4 ENGINE FLAMED OUT. THE CREW FOLLOWED THE RAPID RESTART PROCEDURE, BUT DID NOT SUCCESSFULLY RESTART THE ENGINE UNTIL REACHING FL310. NO PARAMETERS WERE EXCEEDED AND THE ENGINE OPERATED NORMALLY FOR THE - [SDR 9904166636](https://openairdocs.org/sdr/9904166636.md): Sidewall · cracked · Sep 9, 1999 · N636US · Boeing 747251B · Fuselage Miscellaneous Structure > DURING M CHECK, FOUND CRACK AT FASTENER HOLE FS 1739, RIGHT SIDEWALL. REPAIRED PER EA 66-170395. - [SDR 9904156636](https://openairdocs.org/sdr/9904156636.md): Spar · cracked · Aug 23, 1999 · N636US · Boeing 747251B · Wing Spar > DURING M CHECK, FOUND CRACK AT FASTENER HOLES 127 AND 129 ON RIGHT WING MID SPAR. REPAIRED PER EA 66-168597. - [SDR 9900956636](https://openairdocs.org/sdr/9900956636.md): Connector · failed · Mar 10, 1999 · N636US · Boeing 747251B · Emergency Lighting > DURING LINE CHECK, FOUND FLOOR PATH EMERGENCY LIGHTS INOPERATIVE IN ZONES A AND E. REPAIRED CONNECTOR AND REPLACED BATTERY PACK, OPERATIONAL CHECK GOOD. - [SDR 9713196636](https://openairdocs.org/sdr/9713196636.md): Pneu Valve/Contl · failed · Jul 5, 1997 · N636US · Boeing 747251B · Pneumatic Distribution System > DURING CLIMB, THE NR 2 ENGINE NACELLE TEMPERATURE INDICATED HIGH. FOLLOWED COCKPIT OPERATING MANUAL PROCEDURES AND AIRCRAFT RETURNED TO KIX AND LANDED WITHOUT INCIDENT. REPLACED THE HIGH STAGE VALVE AND CONTROL, OPERATIONAL CHECK GOOD. - [SDR 9708336636](https://openairdocs.org/sdr/9708336636.md): Egt Indication · rising · Apr 27, 1997 · N636US · Boeing 747251B · Engine EGT/TIT Indicating System > DURING LANDING WHILE IN THRUST REVERSE, THE NR 1 ENGINE EGT BEGAN TO RISE. THE NR 1 ENGINE WAS SHUT DOWN AT 695C. MAINTENANCE INSPECTED ENGINE GROUND RUN AND CHECKE DC REVERSE OPERATION, NO DISCREPANCIES NOTED. SPECIFIC PART CAUSING PROBLEM TO BE DETERMINED - [SDR 9627826636](https://openairdocs.org/sdr/9627826636.md): Seat Track · corroded · Dec 13, 1996 · N636US · Boeing 747251B · Fuselage, Seat/Cargo Attach Fittings > DURING PERIODIC CHECK, FOUND CORROSION ON SEAT TRACK FLANGE. REPAIRED PER EA 66-120596. - [SDR 9627816636](https://openairdocs.org/sdr/9627816636.md): Floorbeam · corroded · Dec 13, 1996 · N636US · Boeing 747251B · Fuselage Main, Floor Beam > DURING PERIODIC CHECK, FOUND CORROSION ON TOP CHORD OF FLOORBEAM. REPAIRED PER EA 66-120596. - [SDR 9627756636](https://openairdocs.org/sdr/9627756636.md): Fitting · cracked · Dec 12, 1996 · N636US · Boeing 747251B · Nacelle/Pylon Structure > DURING PERIODIC CHECK, FOUND THE NR 3 PYLON INBOARD MIDSPAR FITTING CRACKED. REPLACED FITTING. WORK COMPLETED ON CITEXT JOB NBR 222, EM 5441-01016. - [SDR 9623906636](https://openairdocs.org/sdr/9623906636.md): Oil Press Line · pin hole · Nov 9, 1996 · N636US · Boeing 747251B · Engine Oil Pressure > ENROUTE, THE NR 1 ENGINE OIL QUANTITY DROPPED TO ZERO. THE OIL PRESSURE FLUCTUATED IN YELLOW BAND FOR FIVE MINUTES THEN DROPPED BELOW THE RED BAND. CREW FOLLOWED COM PROCEDURE, SHUT DOWN THE ENGINE AND CONTINUED FLIGHT TO NRT WITHOUT FURTHER INCIDENT. MAINT - [SDR 9622076636](https://openairdocs.org/sdr/9622076636.md): Wire · shorted · Oct 15, 1996 · N636US · Boeing 747251B · Landing Gear System Wiring > DURING TAKEOFF, THE LANDING GEAR RED UNSAFE LIGHT ILLUMINATED AND THE LANDING GEAR ALTERNATE DISCONNECT/CONNECT CIRCUIT BREAKER POPPED. AIRCRAFT ABORTED TAKEOFF AND RETURNED TO THE GATE. REPLACED SHORTED WIRE ON LEFT WING LANDING GEAR, OPERAITONAL CHECK GOOD - [SDR 9620306636](https://openairdocs.org/sdr/9620306636.md): Power Supply · inoperative · Sep 21, 1996 · N636US · Boeing 747251B · Emergency Lighting > DURING LINE CHECK, FOUND UPPER DECK FLOOR EMERGENCY LIGHTS INOPERATIVE. REPLACED POWER SUPPLY, OPERATIONAL CHECK GOOD. - [SDR 9617826636](https://openairdocs.org/sdr/9617826636.md): Battery Pack · discharged · Aug 15, 1996 · N636US · Boeing 747251B · Emergency Lighting > DURING LINE CHECK, FOUND ZONE-B EMERGENCY FLOOR PATH LIGHTS INOPERATIVE. REPLACED BATTERY PACK, OPERATIONAL CHECK GOOD. - [SDR 9617366636](https://openairdocs.org/sdr/9617366636.md): Bleed Valve · failed · Aug 10, 1996 · N636US · Boeing 747251B · Compressor Bleed Valve > DURING TAKEOFF (AMS), THE NR 4 ENGINE EGT WARNING AND OVERHEAT LIGHT ILLUMINATED FOLLOWED BY A NR 4 ENGINE FIRE WARNING. ABORTED TAKEOFF. REPLACED THE HIGH STAGE BLEED VALVE AND CONTROLLER. OPERATIONAL CHECK GOOD. - [SDR 9616046636](https://openairdocs.org/sdr/9616046636.md): Battery Pack · discharged · Jul 27, 1996 · N636US · Boeing 747251B · Emergency Lighting > DURING LINE CHECK, FOUND THE OVERWING EMERGENCY LIGHTS AT DOOR 4L INOPERATIVE. REPLACED BATTERY PACK. OPERATIONAL CHECK GOOD. - [SDR 9604126636](https://openairdocs.org/sdr/9604126636.md): T/O Warning · activated · Feb 17, 1996 · N636US · Boeing 747251B · Central Warning > DURING TAKEOFF, THE TAKEOFF WARNING HORN ACTIVATED. ABORTED TAKEOFF AND RETURNED TO THE GATE. OPERATIONALLY CHECKED SYSTEM, COULD NOT DUPLICATE DISCREPANCY. AIRCRAFT RETURNED TO SERVICE. - [SDR 9518376636](https://openairdocs.org/sdr/9518376636.md): Battery Pack · inoperative · Nov 19, 1995 · N636US · Boeing 747251B · Emergency Lighting > DURING LINE CHECK, FOUND THE EMERGENCY LIGHTS AT DOOR 1L AND 1R INOPERATIVE. REPLACED THE BATTERY PACK AND PERFORMED FUNCTIONAL CHECK, TEST WAS NORMAL. - [SDR 9513586636](https://openairdocs.org/sdr/9513586636.md): Engine · failed · Aug 31, 1995 · N636US · Boeing 747251B · Engine (Turbine/Turboprop) > EN ROUTE JFK-NRT, THE NR 4 ENGINE OIL PRESSURE WENT TO ZERO AND OIL QUANTITY PEGGED OFF SCALE. CREW FOLLOWED COCKPIT OPERATING MANUAL, SHUTDOWN NR 4 ENGINE AND DIVERTED TO MSP WITHOUT FURTHER INCIDENTS. MAINTENANCE REPLACED THE ENGINE AND TEST WAS NORMAL. - [SDR 9503656636](https://openairdocs.org/sdr/9503656636.md): Engine · failed · Mar 10, 1995 · N636US · Boeing 747251B · Engine (Turbine/Turboprop) > DURING CRUISE, THE NR 1 ENGINE LOST OIL PRESSURE AND WAS SHUTDOWN, 70,000 LBS FUEL WAS DUMPED. THE AIRCRAFT DIVERTED TO NRT WHERE AN UNEVENTFUL THREE LANDING WAS MADE. THE ENGINE WAS REPLACED. ## 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 = 'N636US' AND deregistration_id = 'N636US-2007-10-30' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/deregistered/N636US-2007-10-30/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.