# Service difficulty reports: N851US, cancelled Mar 28, 2003 A list on [N851US, cancelled Mar 28, 2003](https://openairdocs.org/deregistered/N851US-2003-03-28.md). Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first. - [SDR USAAF01083](https://openairdocs.org/sdr/USAAF01083.md): Power Supply · discharged · Nov 13, 2001 · N851US · Fokker F28MK0100 · Emergency Lighting > CLT - A SECTION OF FLOOR EMERGENCY LIGHTS WAS INOPERATIVE. MAINTENANCE REPLACED A BATTERY POWER SUPPLY UNIT. (M) - [SDR USAAF01077](https://openairdocs.org/sdr/USAAF01077.md): A/C Pack · ruptured · Oct 11, 2001 · N851US · Fokker F28MK0100 · Cabin Cooling System > PIT-SDF - FLT 1912 - ON SHORT FINAL, CREW FELT A BUMP AS IF THE AIRCRAFT HAD BEEN STRUCK, AND SHORTLY AFTER HEAVY SMOKE ENTERED BOTH THE COCKPIT AND THE CABIN. MAINTENANCE REPLACED THE LEFT AIR CONDITIONING REFRIGERATION UNIT. (M) - [SDR USAAF01011](https://openairdocs.org/sdr/USAAF01011.md): Inverter · inoperative · Mar 24, 2001 · N851US · Fokker F28MK0100 · Emergency Lighting > IND - A SECTION OF THE RIGHT FORWARD OVERWING LOW LEVEL EMERGENCY LIGHTS, AND A SECTION OF THE LEFT AFT OVERWING LOW LEVEL EMERGENCY LIGHTS WERE INOPERATIVE. MAINTENANCE REPLACED AN INVERTER. OPS CHECKED OK. (M) - [SDR USAA001337](https://openairdocs.org/sdr/USAA001337.md): Skin · cracked · Aug 24, 2000 · N851US · Fokker F28MK0100 · Cargo/Baggage Doors > PIT - FOUND MIDCARGO DOOR INNER SKIN BROKEN OFF WITH.25 INCH CRACK, UPPER FRAME INNER LIGHTENING HOLE. CUT OUT DAMAGE. INSTALLED DOUBLER AND FILLER. (M) - [SDR USAAF00054](https://openairdocs.org/sdr/USAAF00054.md): Battery Pack · inoperative · Jul 26, 2000 · N851US · Fokker F28MK0100 · Emergency Lighting > PIT - FOUND THE FORWARD EMERGENCY LIGHTS INOPERATIVE. MAINTENANCE REPLACED THE FORWARD BATTERY PACK. OPS CHECK OK. (M) - [SDR USAAF00037](https://openairdocs.org/sdr/USAAF00037.md): Wire · damaged · May 9, 2000 · N851US · Fokker F28MK0100 · Light System Wiring > RDU - LOW LEVEL LIGHTING IS OUT AT ROWS 4/5. MAINTENANCE REPLACED THE LOW LEVEL LIGHTING CABLE. GROUND OPS OK. (M) - [SDR USAAF99017](https://openairdocs.org/sdr/USAAF99017.md): Valve · failed · Mar 18, 1999 · N851US · Fokker F28MK0100 · Landing Gear Retraction/Extension System > MCI - FLT 1075 - WHEN LANDING GEAR WAS EXTENDED FOR APPROACH INTO MCI, CREW RECEIVED A 'NOSE GEAR UNSAFE' WARNING AND THE GREEN 'NOSE' GEAR SAFE INDICATOR DID NOT ILLUMINATE. CREW RECYCLED THE LANDING GEAR AND ALL GEAR EXTENDED NORMALLY. FLIGHT LANDED AT MCI - [SDR 99ZZZM264](https://openairdocs.org/sdr/99ZZZM264.md): Actuator · failed · Mar 18, 1999 · N851US · Fokker F28MK0100 · Landing Gear Door Actuator > MCI - FLT 1075 - WHEN LANDING GEAR WAS EXTENDED FOR APPROACH INTO MCI, CREW RECEIVED A 'NOSE GEAR UNSAFE' WARNING AND THE GREEN 'NOSE' GEAR SAFE INDICATOR DID NOT ILLUMINATE. CREW RECYCLED THE LANDING GEAR AND ALL GEAR EXTENDED NORMALLY. FLIGHT LANDED AT MCI - [SDR USAAF99016](https://openairdocs.org/sdr/USAAF99016.md): Warning Light · illuminated · Mar 11, 1999 · N851US · Fokker F28MK0100 · Landing Gear Position and Warning > CLT - FLT 1037 - WHEN LANDING GEAR WAS EXTENDED FOR DESCENT INTO CLT, CREW RECEIVED AN 'UNSAFE GEAR' WARNING ON THE MULTI-FUNCTION DISPLAY. THE GREEN 'NOSE' GEAR SAFE INDICATOR DID NOT ILLUMINATE. THE CREW RECYCLED THE LANDING GEAR AND ALL GEAR EXTENDED NORM - [SDR USAAF00002](https://openairdocs.org/sdr/USAAF00002.md): Engine · vibration · Jan 3, 1999 · N851US · Fokker F28MK0100 · Engine (Turbine/Turboprop) > IND-PIT - FLT 430 - ON DESCENT, ENGINE 1 HIGH VIBRATION CAUTION WAS INDICATED ON THE MFDU. VIBRATION FELL WITHIN LIMITS ONCE THRUST LEVER WAS RETARDED TO THE IDLE POSITION. AN EMERGENCY WAS DECLARED FOLLOWED BY AN UNEVENTFUL LANDING. THE ENGINE WAS NOT SHUT - [SDR USAAF97105](https://openairdocs.org/sdr/USAAF97105.md): Window · out of adjust · Dec 29, 1997 · N851US · Fokker F28MK0100 · Flight Compartment Windows > FLT 8079 - CRW-PIT - AFTER TAKEOFF FROM CRW, AIRCRAFT WOULD NOT PRESSURIZED AND CAPTAIN SLIDING WINDOW WAS VERY NOISY. FLIGHT RETURNED TO CRW AND LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE REPOSITIONED WINDOW IN TRACK. (M) - [SDR USAAF97068](https://openairdocs.org/sdr/USAAF97068.md): Light · inoperative · Jul 30, 1997 · N851US · Fokker F28MK0100 · Emergency Lighting > IND - DURING ROUTINE MAINTENANCE CHECK, THE EMERGENCY EXIT LIGHT AT THE MAIN ENTRY DOOR WAS INOPERATIVE. MAINTENANCE FOUND BROKEN WIRES ON THE LIGHT ASSY, SO THEY REPLACED THE EXIT MARKER ASSY. (M) - [SDR USAAF97039](https://openairdocs.org/sdr/USAAF97039.md): Window · off track · Apr 22, 1997 · N851US · Fokker F28MK0100 · Flight Compartment Windows > PWM/DCA - FLT 234 - ON CLIMB-OUT, THE LEFT SLIDING WINDOW WAS MAKING A LOT OF NOISE. FLIGHT RETURNED TO PWM WITHOUT FURTHER INCIDENT. MAINTENANCE FOUND THE LEFT SLIDING WINDOW OFF TRACK. THEY REINSTALLED THE WINDOW PER AMM 56-13-00-400-814. (X) - [SDR USAAF97038](https://openairdocs.org/sdr/USAAF97038.md): Window · out of track · Apr 16, 1997 · N851US · Fokker F28MK0100 · Flight Compartment Windows > PIT/ALB - FLT 992 - JUST AFTER TAKEOFF, THE LEFT SLIDING WINDOW BEGAN TO MAKE NOISE INDICATING IT WAS NOT SEALED. FLIGHT RETURNED TO PIT WITHOUT FURTHER INCIDENT. MAINTENANCE REPOSITIONED LEFT SLIDING WINDOW BACK IN ITS TRACK. (X) - [SDR USAAF96104](https://openairdocs.org/sdr/USAAF96104.md): Lamp · failed · Oct 14, 1996 · N851US · Fokker F28MK0100 · Emergency Lighting > EMERGENCY LIGHTS ABOVE EXIT WINDOW INOP. RELAMPED EXIT LIGHT. (M) - [SDR USAAF96061](https://openairdocs.org/sdr/USAAF96061.md): Tire · failed · Jun 21, 1996 · N851US · Fokker F28MK0100 · Tire > PIT - FL 1050 - ON TAKEOFF, CREW FELT SLIGHT VIBRATION. VIBRATION INCREASED BEFORE GEAR WAS RETRACTED. PASSENGER REPORTED SEEING A PIECE OF RUBBER GO BY THE WINDOW. FLIGHT RETURNED TO PIT AND LANDED WITH NO FURTHER INCIDENT. MAINTENANCE FOUND THE NR 1 TIRE - [SDR USAAF96006](https://openairdocs.org/sdr/USAAF96006.md): Bulb · failed · Jan 8, 1996 · N851US · Fokker F28MK0100 · Landing Gear Position and Warning > GRR - FL 400 - CREW REPORTED, THAT THE LEFT MAIN LANDING GEAR GREEN LIGHT DID NOT ILLUMINATE ON GEAR EXTENSION. CREW PERFORMED A TOWER FLY-BY AND DECLARED AN EMERGENCY. FLIGHT LANDED WITH NO FURTHER INCIDENT. MAINTENANCE REPLACED A BURNED OUT LIGHT BULB. ( - [SDR USAA950113](https://openairdocs.org/sdr/USAA950113.md): Retract Mech · malfunctioned · Feb 18, 1995 · N851US · Fokker F28MK0100 · Landing Gear Retraction/Extension System > GSO - FLT 884 - AFTER TAKEOFF THE NOSE GEAR WOULD NOT RETRACT. RECYCLED GEAR. ACFT RETURNED TO FIELD AND LANDED WITHOUT INCIDENT. MAINTENANCE COULD NOT DUPLICATE NLG DISCREPANCY. ALL INDICATIONS NORMAL. (W) ## 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 = 'N851US' AND deregistration_id = 'N851US-2003-03-28' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/deregistered/N851US-2003-03-28/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.