# Service difficulty reports: N7454U, cancelled Jun 28, 2006 A list on [N7454U, cancelled Jun 28, 2006](https://openairdocs.org/deregistered/N7454U-2006-06-28.md). Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first. - [SDR 2001UALA01020](https://openairdocs.org/sdr/2001UALA01020.md): Sign · inoperative · Jun 9, 2001 · N7454U · Boeing 727222 · Emergency Lighting > OVERHEAD EMERGENCY EXIT SIGN AT OVER WING EXIT INOPERABLE. THE BASE ASSY FAILED. REPLACED BASE ASSY. OPERATIONS CHECK NORMAL. - [SDR 2001UALA00720](https://openairdocs.org/sdr/2001UALA00720.md): Battery · discharged · May 10, 2001 · N7454U · Boeing 727222 · Emergency Lighting > RH OVER WING EMERGENCY EXIT SIGNS ARE INOPERABLE. BATTERY PACK AND CHARGER FAILED. REPLACED BATTERY PACK AND CHARGER. - [SDR 2001UALA00508](https://openairdocs.org/sdr/2001UALA00508.md): Valve · failed · Apr 15, 2001 · N7454U · Boeing 727222 · Pneumatic Distribution System > NR 3 ENGINE STRUT OVERHEAT LIGHT CLIMBING THROUGH 8000 FEET FROM MIA. *S/D* REPLACED NR 3 13TH STAGE MOD VALVE. OPERATIONS CHECK NORMAL, NO FURTHER PROBLEMS REPORTED. - [SDR 2000UALA00719](https://openairdocs.org/sdr/2000UALA00719.md): Battery · inoperative · Nov 22, 2000 · N7454U · Boeing 727222 · Emergency Lighting > EMERGENCY CEILING LIGHT INOPERATIVE ABOVE ROWS 19-20. SUPPLEMENTAL DATA UPDATE BATTERY. REPLACED BATTERY, CKS GOOD - [SDR 2000UALA00171](https://openairdocs.org/sdr/2000UALA00171.md): Battery Pack · inoperative · Apr 1, 2000 · N7454U · Boeing 727222 · Emergency Lighting > EMERGENCY LIGHTS OVERWING EXIT SIGNS RIGHT SIDE AND FORWARD ENTRY DOOR SLIDE LIGHT INOPERATIVE. *S/D* REPLACED M1086 AND M982 BATTERY PACK, OPERATIONALLY CHECKED GOOD. (REPLACED (P/N 900835A AND 6013211LB). - [SDR 99UAL900474](https://openairdocs.org/sdr/99UAL900474.md): Spar · corroded · Sep 10, 1999 · N7454U · Boeing 727222 · Vertical Stabilizer, Spar/Rib > THE VERTICAL STABLE MID SPAR CHORD AT FIN STATION 215 ON THE LEFT SIDE WAS FOUND CHAFED TO BELOW THE MINIMUM ALLOWABLE THICKNESS OF THE CHORD. THE DAMAGED AREA WAS BLENDED OUT AND A REINFORCING REPAIR ANGLE WAS INSTALLED PER TIMCO REPAIR INSTRUCTIONS. THIS R - [SDR 99UAL900282](https://openairdocs.org/sdr/99UAL900282.md): Generator · failed · May 17, 1999 · N7454U · Boeing 727222 · AC Generator-Alternator > NR 1 AND NR 2 BUS TIE TRIPPED WITH PHASE UNBALANCE UPON FLAP EXTENSION, STARTED SHEDDING CB S, EQUIPMENT COOLING, COOLING FANS, BOOST PUMPS AND A & B SYSTEM PUMP. DID NOT LOOSE GENERATORS. *S/D* NR 3 GENERATOR FIELD WINDING OUT OF LIMITS. FOUND A PHASE - [SDR 99UAL900124](https://openairdocs.org/sdr/99UAL900124.md): Controller · malfunctioned · Feb 21, 1999 · N7454U · Boeing 727222 · Cabin Pressure Controller > CABIN PRESSURE WENT TO 10,800 FEET AT 28,000 FEET ALTITUDE. THE OUTFLOW VALVE WAS FULLY CLOSED, WENT TO STANDBY, THEN TO MANUAL AND GOT THE PRESSURIZATION TO HOLD 8,000 FEET AT 10,000 FEET ALTITUDE. OPERATED IN MANUAL FOR THE REST OF THE TRIP. MAINTENANCE A - [SDR 98UAL900512](https://openairdocs.org/sdr/98UAL900512.md): Light · failed · Oct 21, 1998 · N7454U · Boeing 727222 · Flight Compartment Lighting > ON SHORT FINAL, FIRST OFFICER'S OVERHEAD MAP LIGHT POPPED AND SHOWERED THE FIRST OFFICER WITH SPARKS. - [SDR 97UAL900862](https://openairdocs.org/sdr/97UAL900862.md): Light · malfunctioned · Dec 8, 1997 · N7454U · Boeing 727222 · Emergency Lighting > EMERGENCY EXIT LIGHTS AT AIRSTAIR DOOR WILL NOT ILLUMINATE WHEN CONDUCTING EMERGENCY LIGHT TEST. *S/D* REPLACED BATTERY DUE TO BEING DISCHARGED. - [SDR 97UAL900619](https://openairdocs.org/sdr/97UAL900619.md): Battery · discharged · Aug 14, 1997 · N7454U · Boeing 727222 · Emergency Lighting > EMERGENCY EXIT LIGHTS IN AFT AIRSTAIR ARE DIM. *S/D* BATTERY DISCHARGED. BATTERY REPLACED AND SYSTEM CHECKED OK. - [SDR 97UAL900466](https://openairdocs.org/sdr/97UAL900466.md): Speed Brakes · malfunctioned · Jun 12, 1997 · N7454U · Boeing 727222 · Drag Control System > AIRPLANE ROLLS OFF TO LEFT EXCESSIVELY WHEN SPEED BRAKES ARE EXTENDED. *S/D* INSPECTED SYSTEM AND OPERATED SPEED BRAKES. WORKED NORMALLY. - [SDR 97UAL900402](https://openairdocs.org/sdr/97UAL900402.md): Light · broken · May 27, 1997 · N7454U · Boeing 727222 · Flight Compartment Lighting > ELECTRICAL FIRE FUMES IN COCKPIT, NO SMOKE. *S/D* REPLACED SECOND OFFICERS TABLE LIGHT ASSEMBLY DUE TO BEING BROKEN. - [SDR 97UAL900175](https://openairdocs.org/sdr/97UAL900175.md): O-Ring · cut · Feb 27, 1997 · N7454U · Boeing 727222 · Turbine Engine Oil System > NR THREE ENGINE LOST ENGINE OIL, LOW OIL PRESSURE LIGHT AND QUANTITY DOWN TO ZERO. SHUT DOWN ENGINE ON APPROACH. OIL PRESSURE READING 15 POUNDS PER SQUARE INCH PRIOR TO ENGINE SHUT DOWN. MAIN OIL SCREEN 'O' RING CUT AND LEAKING. REPLACED 'O' RING AND ENG - [SDR 96UAL900874](https://openairdocs.org/sdr/96UAL900874.md): Slide · leaking · Nov 14, 1996 · N7454U · Boeing 727222 · Escape Slide > DURING TIME CONTROLLED OVERHAUL SLIDE DEVELOPED SEAM LEAK ON INFLATION TUBE. SLIDE SCRAPPED. - [SDR 96UAL900720](https://openairdocs.org/sdr/96UAL900720.md): Direct Gyro · failed · Sep 21, 1996 · N7454U · Boeing 727222 · Directional Gyro and Indicating System > UPON ENGAGEMENT OF THE AILERON CHANNEL OF THE AUTOPILOT, MODE A, HARD UNCOMMANDED ROLL TO THE RIGHT OCCURS. SAME CONDITION OCCURS IN MODE B BUT AT A REDUCED RATE AND CORRECTS ITSELF. REPLACED ROLL COMPUTER AND NR 1 DIRECTIONAL GYRO DUE TO FAILURE. - [SDR 96UAL900707](https://openairdocs.org/sdr/96UAL900707.md): Roll Computer · failed · Sep 14, 1996 · N7454U · Boeing 727222 · Autopilot Computer > UPON ENGAGEMENT OF THE AILERON CHANNEL OF THE AUTOPILOT IN MODE (A), HARD UNCOMMANDED ROLL TO RIGHT OCCURS. MODE (B) SAME BUT AT REDUCED RATE AND CORRECTS ITSELF. REPLACED ROLL COMPUTER AND NR 1 DIRECTIONAL GYRO AND TESTED SYSTEM. - [SDR 95UAL900020](https://openairdocs.org/sdr/95UAL900020.md): Eel Battery Pack · discharged · Jun 26, 1995 · N7454U · Boeing 727222 · Emergency Lighting > EMERGENCY EXIT SIGN ON AFT DROP CEILING INOP. REPLACED BATTERY PACK. - [SDR 95UAL727010](https://openairdocs.org/sdr/95UAL727010.md): Eel Battery Pack · discharged · Jan 24, 1995 · N7454U · Boeing 727222 · Emergency Lighting > AFT LIGHT CENTER AISLE EMERGENCY LIGHT INOPERATIVE. REPLACED BATTERY PACK. ## 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 = 'N7454U' AND deregistration_id = 'N7454U-2006-06-28' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/deregistered/N7454U-2006-06-28/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.