# Service difficulty reports: N263US, cancelled May 20, 2015 A list on [N263US, cancelled May 20, 2015](https://openairdocs.org/deregistered/N263US-2015-05-20.md). Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first. - [SDR EISA98011](https://openairdocs.org/sdr/EISA98011.md): Connector · water contam · Feb 1, 1998 · N263US · Boeing 727251 · Fire Detection > CLIMBING THROUGH FL 240 FIREBELL CAME ON, SILENCED BELL NO OTHER INDICATIONS NOTED, BELL SOUNDED NUMEROUS TIMES DURING FLIGHT. REMOVED MOISTURE, CLEANED DRIED NR 2 ENGINE FIREWALL, DISCONNECT 3D1482J FIRE DETECTION SYSTEM, TEST NORMAL IAW B727 MM 27-00-00. ( - [SDR EISA98007](https://openairdocs.org/sdr/EISA98007.md): Connector · dirty · Jan 30, 1998 · N263US · Boeing 727251 · Fire Detection > IN FLIGHT FIRE BELL SOUNDED AND NO LIGHT ILLUMINATED. DISCONNECTED NR 1 AND NR 3 FIREWALL CONNECTORS, CLEANED CONTACTS, APPLIED DIELECTRIC SILICONE AND RECONNECTED. ALSO, SEALED CONNECTOR ON NR 2 ENGINE. OPS CHECK OK. (M) - [SDR 98ZZZM269](https://openairdocs.org/sdr/98ZZZM269.md): Connector · dirty · Jan 30, 1998 · N263US · Boeing 727251 · Fire Detection > IN FLIGHT FIRE BELL SOUNDED AND NO LIGHT ILLUMINATED. DISCONNECTED NR 1 AND NR 3 FIREWALL CONNECTORS, CLEANED CONTACTS, APPLIED DIELECTRIC SILICONE AND RECONNECTED. ALSO, SEALED CONNECTOR ON NR 2 ENGINE. OPS CHECK OK. (M) - [SDR EISA98005](https://openairdocs.org/sdr/EISA98005.md): Connector · dirty · Jan 16, 1998 · N263US · Boeing 727251 · Fire Detection > FIRE WARNING BELL, NO LIGHT. CLEANED FIREWALL ELECTRICAL CONNECTORS ON NR 2 ENGINE AND RESEALED CONNECTORS. (M) - [SDR EISA98004](https://openairdocs.org/sdr/EISA98004.md): Connector · dirty · Jan 15, 1998 · N263US · Boeing 727251 · Smoke Detection > CARGO SMOKE DETECTOR ILLUMINATED. CLEANED CONNECTORS AND BLEW OUT ALL DETECTORS WITH DRY NITROGEN, OPS CHECK OK IAW MM 26-00. (M) - [SDR EISA98003](https://openairdocs.org/sdr/EISA98003.md): Connector · dirty · Jan 9, 1998 · N263US · Boeing 727251 · Fire Detection > FIRE WARNING BELL SOUNDED AND AUTOPACK TRIP ACTIVATED. CLEANED FIRE LOOP CONNECTORS AND RAN FOR OVER 70 MINUTES. COULD NOT DUPLICATE, OPS CHECK GOOD. TT: 57,821:1 HOURS. TC: 47,618. (X) - [SDR EISA97260](https://openairdocs.org/sdr/EISA97260.md): Fire Loop · malfunctioned · Dec 4, 1997 · N263US · Boeing 727251 · Fire Detection > FIRE BELL CAME ON IN-FLIGHT. REPOSITIONED NR 2 ENGINE FIRE LOOP TO CLEARANCE FROM STRUCTURE. FAULT LIGHT EXTINGUISHED, FIRE DETECTION TEST NORMAL PER MM 26-00. (X) - [SDR EISA97230](https://openairdocs.org/sdr/EISA97230.md): Connector · dirty · Dec 2, 1997 · N263US · Boeing 727251 · Fire Detection > FIRE BELL SOUNDED ON DESCENT INTO 'VIT' WITH NO FIRE LIGHT ILLUMINATED. FOUND NR 2 FIRE WALL CANNON PLUG WITH MOISTURE, CLEANED CANNON PLUG. OPS CHECK SYSTEM PER CHAP 26, SYSTEM CHECKED GOOD. TT: 57,744.26 HOURS. TC: 47,534. (X) - [SDR EISA97220](https://openairdocs.org/sdr/EISA97220.md): Sensor · dirty · Nov 5, 1997 · N263US · Boeing 727251 · Smoke Detection > CABIN SMOKE DETECTOR LIGHT ILLUMINATED IN FLIGHT. CLEAN SENSORS, OPERATIONAL CHECK SATISFACTORY IAW MM. (M) - [SDR EISA97182](https://openairdocs.org/sdr/EISA97182.md): Duct · failed · Sep 3, 1997 · N263US · Boeing 727251 · Pneumatic Distribution System > DURING CRUISE, FIRE WARNING BELL SOUNDED, NO VISUAL FIRE WARNING INDICATION. UNSCHEDULED LANDING. REMOVED AND REPLACED NR 2 ENGINE 6TH STAGE BLEED DUCT. LEAK TEST AND FIRE TEST GOOD. (M) - [SDR EISA97180](https://openairdocs.org/sdr/EISA97180.md): Fire Detector · malfunctioned · Sep 2, 1997 · N263US · Boeing 727251 · Fire Detection > DURING CRUISE, FIRE WARNING BELL SOUNDED, NO VISUAL FIRE WARNING INDICATION. UNSCHEDULED LANDING T BRU. CHANGE OPERATING POWER UNIT, CLEANED CONNECTORS AT NR 2 ENGINE FIRE ALL. RAN ENGINE, CHECKED FOR LEAKS. (M) - [SDR EISA97164](https://openairdocs.org/sdr/EISA97164.md): Switch · out of adjust · Jul 20, 1997 · N263US · Boeing 727251 · Door Warning System > MAIN CARGO DOOR LIGHT ILLUMINATED AFTER TAKEOFF. ADJUSTED DOOR CLOSED MICROSWITCH. (M) - [SDR EISA97156](https://openairdocs.org/sdr/EISA97156.md): Detector · dirty · Jul 3, 1997 · N263US · Boeing 727251 · Smoke Detection > ON DESCENT, CARGO SMOKE ILLUMINATED UNTIL LANDING. FOUND EXCESSIVE CONDENSATION IN SMOKE DETECTOR PICK-UPS. PURGED LINES WITH DRY NITROGEN. SMOKE DETECTOR TEST NORMAL. (X) - [SDR EISA97155](https://openairdocs.org/sdr/EISA97155.md): Smoke Detector · inop · Jun 27, 1997 · N263US · Boeing 727251 · Smoke Detection > ON DESCENT INTO BGY, CARGO SMOKE LIGHT ILLUMINATED INTERMITTENTLY INSPECTED CARGO AREA, NORMAL. INSPECTED MAIN CARGO AREA FOR SIGNS OF SMOKE OR FIRE, NONE NOTED. PERFORMED SMOKE TEST IAW MM CHAPTER 26. OPS CHECK GOOD. (M) - [SDR EISA97151](https://openairdocs.org/sdr/EISA97151.md): Test Pwr Supply · inoperative · Jun 16, 1997 · N263US · Boeing 727251 · Fire Detection > IN CRUISE, FIRE WARNING BELL SOUNDED. PULLED NR 2 DETECTION C/B AND NR 2 TEST C/B BELL STOPPED. REPLACED CRACKED FERRULE AT FIREWALL SENSOR CONNECTOR OPS CHECK OK. ALSO, CHANGED FIRE TEST POWER SUPPLY. (M) - [SDR EISA97113](https://openairdocs.org/sdr/EISA97113.md): Engine · inop · Jun 10, 1997 · N263US · Boeing 727251 · Engine (Turbine/Turboprop) > ON FINAL APPROACH, NR 3 OIL QTY DECREASED RAPIDLY. OIL TEMP AND PSI ROSE AND FELL. PERFORMED PRECAUTIONARY ENGINE SHUTDOWN. REMOVED AND REPLACED NR 3 ENGINE (M) - [SDR EISA97117](https://openairdocs.org/sdr/EISA97117.md): Fire Warning · activated · Jun 5, 1997 · N263US · Boeing 727251 · Fire Detection > FIRE WARNING BELL ACTIVATED IN CRUISE FLIGHT. (M) - [SDR EISA97107](https://openairdocs.org/sdr/EISA97107.md): Connector · dirty · Jun 3, 1997 · N263US · Boeing 727251 · Fire Detection > DURING FLIGHT, FIREBELL SOUNDED WITH NO OTHER INDICATION OF FIRE, SILENCED BELL PROBLEM REOCCURRED. LOOSENED BOTH CANNON PLUGS CLEANED AND REASSEMBLED STATIC CHECK OK. (M) - [SDR EISA97115](https://openairdocs.org/sdr/EISA97115.md): Power Unit · inoperative · May 30, 1997 · N263US · Boeing 727251 · Fire Detection > IN CRUISE, FIRE WARNING BELL SOUNDED W/NO FIRE LIGHTS ILLUMINATED. AFTER BELL WAS SILENCED THE PROBLEM OCCURRED AGAIN. REMOVED AND REPLACED OPERATING POWER UNIT, OPS CHECK GOOD. (M) - [SDR EISA97108](https://openairdocs.org/sdr/EISA97108.md): Smoke Light · illuminated · May 30, 1997 · N263US · Boeing 727251 · Smoke Detection > ON DESCENT RED CARGO SMOKE LIGHT ILLUMINATED, NO SMOKE WAS OBSERVED IN A/C, EXTINGUISHED AFTER 5 MIN. INSPECTED ALL DETECTORS, SECURED SENSE LINES CLEANED WATER SOCKS, OPS CHECK OK. (M) - [SDR EISA97104](https://openairdocs.org/sdr/EISA97104.md): Fire Bell · sounded · May 29, 1997 · N263US · Boeing 727251 · Fire Detection > FIRE BELL SOUNDED AT CRUISE, NO LIGHT ALL INDICATIONS NORMAL. FIRE TEST OK ALSO. COULD NOT DUPLICATE MALFUNCTION. FIRE WARNING DETECTION SYSTEM OPS CHECKED PER MM 26. (M) - [SDR EISA97103](https://openairdocs.org/sdr/EISA97103.md): Smoke Light · illuminated · May 6, 1997 · N263US · Boeing 727251 · Smoke Detection > CARGO SMOKE WARNING LIGHT ILLUMINATED ON APPROACH. COMPLETED PROCEDURES PER AOM. PERFORMED OPERATIONAL CHECKOUT OF CARGO SMOKE DETECTION SYSTEM. OPS CHECK GOOD PER MM 26. NO DEFECTS NOTED. (M) - [SDR EISA97086](https://openairdocs.org/sdr/EISA97086.md): Gearbox · oil pump failure · Apr 29, 1997 · N263US · Boeing 727251 · Turbine Engine Accessory Drive > ENGINE NR 3 LOW OIL PRESSURE LIGHT ILLUMINATED. OIL PRESSURE DROPPED TO 'ZERO', OIL QTY INCREASED. ACCOMPLISHED ABNORMAL AND EMERGENCY CHECK LIST WITH ENGINE SHUT DOWN. N2 GEARBOX CHANGED, RUN-UP OK. (X) - [SDR EISA96120](https://openairdocs.org/sdr/EISA96120.md): Clamp · loose · Aug 9, 1996 · N263US · Boeing 727251 · Fire Detection > FIRE WARNING BELL SOUNDED FOLLOWED BY ENGINE NR 2 FIRE WARNING LIGHT ILLUMINATED. ACCOMPLISHED ENGINE FAILRUE FIRE DAMAGE CHECKLIST. INSPECTED NR 2 ENGINE. NO EVIDENCE OF FIRE. SECURED 13TH STAGE BLEED DUCT CLAMP AT 12 O'CLOCK POSITION. RAN ENGINE, OPS AN - [SDR EISA95442](https://openairdocs.org/sdr/EISA95442.md): Frame · cracked · Nov 24, 1995 · N263US · Boeing 727251 · Fuselage Main, Frame > AT STATION 360 LT, AT STRINGER 7, CRACK EXISTS AT CIRCUMFERENCE. FABRICATED REPAIR PARTS PER 8110-3, INSTALLED PER SRM 51-10-00. (M) - [SDR EISA95441](https://openairdocs.org/sdr/EISA95441.md): Frame · cracked · Nov 24, 1995 · N263US · Boeing 727251 · Fuselage Main, Frame > AT STATION 340 LEFT, CRACK EXISTS ON FRAME AT THE QG BARRIER ATTACH FITTING. REMOVED AND REPLACED FITTING IAW SRM 51-10-00 AND 57-10-30. (M) - [SDR EISA95440](https://openairdocs.org/sdr/EISA95440.md): Web · torn · Nov 24, 1995 · N263US · Boeing 727251 · Fuselage Miscellaneous Structure > SHEAR WEB, AT STATION 340-360 LT, TORN AT STRINGER 7. FABRICATED SHEAR WEB IAW SRM 51-30-10, INSTALLED PER SRM 51-10-00. (M) ## 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 = 'N263US' AND deregistration_id = 'N263US-2015-05-20' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/deregistered/N263US-2015-05-20/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.