# Service difficulty reports: N491SA, cancelled Jun 2, 2005 A list on [N491SA, cancelled Jun 2, 2005](https://openairdocs.org/deregistered/N491SA-2005-06-02.md). Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first. - [SDR TWAA9812701](https://openairdocs.org/sdr/TWAA9812701.md): Light · loose · Aug 5, 1998 · N491SA · Doug DC915 · Emergency Lighting > THE FIRST CLASS AND FWD SECTION OF COACH HAD EGRESS LIGHTING INOPERATIVE. FOUND POWER FEEDER LEAD LOOSE. RESECURED CONNECTOR. CHECK-C 3-12-98 STL. - [SDR TWAA9810310](https://openairdocs.org/sdr/TWAA9810310.md): Frame · cracked · Jun 23, 1998 · N491SA · Doug DC915 · Fuselage Main, Frame > STL - ON LT Z14 RADIAL OTBD LOWER HOLE ON THE FORWARD SIDE, A.25 INCH CRACK WAS INDICATED BY EDDY CURRENT IN THE ATTACH ANGLE. REPAIRED PER ARA 15188. CHECK-C 3-12-98 STL. ACFT TT: 66,639 HOURS. ACFT TC: 80,202. (X) - [SDR TWAA9810309](https://openairdocs.org/sdr/TWAA9810309.md): Frame · cracked · Jun 21, 1998 · N491SA · Doug DC915 · Fuselage Main, Frame > STL - FOUND LT Z14 RADIAL OTBD UPPER HOLE ON THE FORWARD SIDE WITH.3750 INCH CRACK INDICATION BY EDDY CURRENT. REMOVED AND REPLACED END CLIP PER SRM 51-30-5, AND ARA 15188. CHECK-C 3-12-98 STL. ACFT TT: 66,639 HOURS. ACFT TC: 80,202. (X) - [SDR TWAA9810308](https://openairdocs.org/sdr/TWAA9810308.md): Fitting · cracked · Jun 21, 1998 · N491SA · Doug DC915 · Fuselage Miscellaneous Structure > STL - FOUND UPPER END FITTING ON AFT PRESSURE BULKHEAD RT Z34 RADIAL CRACKED.1250 INCH AT TEE FITTING. REPAIRED PER ARA 15188. CHECK-C 3-12-98 STL. ACFT TT: 66,639 HOURS. ACFT TC: 80,202. (X) - [SDR TWAA9810307](https://openairdocs.org/sdr/TWAA9810307.md): Frame · cracked · Jun 21, 1998 · N491SA · Doug DC915 · Fuselage Main, Frame > STL - THE RT Z34 RADIAL WAS CRACKED ON END ABOUT 1 INCH. REPAIRED PER ARA 15188. CHECK-C 3-12-98 STL. ACFT TT: 66,639 HOURS. ACFT TC: 80,202. (X) - [SDR TWAA9810306](https://openairdocs.org/sdr/TWAA9810306.md): Frame · cracked · Jun 21, 1998 · N491SA · Doug DC915 · Fuselage Main, Frame > STL - THE RT Z34 RADIAL OUTBOARD LOWER HOLE ON FORWARD SIDE SHOWED CRACK INDICATION BY EDDY CURRENT. REPAIRED PER ARA 15188. CHECK-C 3-12-98 STL. ACFT TT: 66,639 HOURS. ACFT TC: 80,202. (X) - [SDR TWAA9810315](https://openairdocs.org/sdr/TWAA9810315.md): Bulkhd Fitting · cracked · Jun 20, 1998 · N491SA · Doug DC915 · Fuselage Main, Bulkhead > STL - THE UPPER END FITTING ON AFT PRESSURE BULKHEAD LT Z24 RIB WAS CRACKED AT TEE FITTING. REMOVED AND REPLACED END FITTING PER ARA 15188. CHECK-C 3-12-98 STL. (X) - [SDR TWAA9810312](https://openairdocs.org/sdr/TWAA9810312.md): Bulkhead Skin · cracked · Jun 20, 1998 · N491SA · Doug DC915 · Fuselage Main, Bulkhead > STL - FOUND BULKHEAD SKIN CRACKED.25 INCH AT LT BULKHEAD AT Z24L, ON OTBD TOP SIDE, SECOND HOLE FORM END. REPAIRED SKIN PER ARA 15189. CHECK-C 3-12-98 STL. ACFT TT: 66,639 HOURS. ACFT TC: 80,202. (X) - [SDR TWAA9810305](https://openairdocs.org/sdr/TWAA9810305.md): Frame · cracked · Jun 20, 1998 · N491SA · Doug DC915 · Fuselage Main, Frame > STL - THE LT Z24 RADIAL, UPPER INBD HOLE ON THE FORWARD SIDE SHOWED CRACK INDICATION BY EDDY CURRENT. REMOVED AND REPLACED FITTING PER ARA 15188. CHECK-C 3-12-98 STL. ACFT TT: 66,639 HOURS. ACFT TC: 80,202. (X) - [SDR TWAA9810311](https://openairdocs.org/sdr/TWAA9810311.md): Frame · cracked · Jun 19, 1998 · N491SA · Doug DC915 · Fuselage Main, Frame > STL - ON THE LT Z34 RADIAL UPPER OTBD HOLE ON THE FORWARD SIDE, A CRACK INDICATION WAS SHOWN BY EDDY CURRENT. REPAIRED PER TWA ARA 15188. CHECK-C 3-12-98 STL. ACFT TT: 66,639 HOURS. ACFT TC: 80,202. (X) - [SDR TWAA9810314](https://openairdocs.org/sdr/TWAA9810314.md): Bulkhd Fitting · cracked · Jun 18, 1998 · N491SA · Doug DC915 · Fuselage Main, Bulkhead > STL - THE LOWER END FITTING ON AFT PRESSURE BULKHEAD LT Z34 RIB HAD A.3750 INCH CRACK AT TEE FITTING. REPAIRED PER TWA ARA 15188. CHECK-C 3-12-98 STL. (X) - [SDR TWAA9810313](https://openairdocs.org/sdr/TWAA9810313.md): Frame · cracked · Jun 18, 1998 · N491SA · Doug DC915 · Fuselage Main, Frame > STL - THE Z48 RADIAL FORMER RT SIDE WAS FOUND CRACKED 1 INCH LONG ON OTBD END. REPAIRED FORMER PER ARA 15188. CHECK-C 3-12-98 STL. ACFT TT: 66,639 HOURS. ACFT TC: 80,202. (X) - [SDR TWAA9808603](https://openairdocs.org/sdr/TWAA9808603.md): Battery Pack · discharged · May 29, 1998 · N491SA · Doug DC915 · Emergency Lighting > STL - FLT 404 - EMERGENCY EXIT SIGNS AT R1 AND L1 DOORS CAME ON IN FLIGHT. WOULD NOT RESET UNTIL SHORT FINAL. REPLACED FWD EMERGENCY EXIT SIGN BATTERY PACK. (M) - [SDR TWAA9714102](https://openairdocs.org/sdr/TWAA9714102.md): Fire Loop · failed · Dec 1, 1997 · N491SA · Doug DC915 · Fire Detection > MCI - FLT 588 - DURING FLIGHT, RIGHT ENGINE FIRE WARNING LIGHT FLICKERED. REPLACED THE LOWER FIRE DETECTOR LOOP ASSY. (M) - [SDR TWAA9713701](https://openairdocs.org/sdr/TWAA9713701.md): Retract Mech · malfunctioned · Nov 21, 1997 · N491SA · Doug DC915 · Trailing Edge Flap Control System > STL - FLT 218 - AT 14,000 DURING DESCENT INTO STL, FLAPS UNCOMMANDED DEPLOYED TOWARD 10DGR AT 300 KTS, WITHIN 5 SECONDS WERE PLACED TO UP. ACCOMPLISHED CHECKS PER MM 5-51-0 PAGE 609 SECTION D FOUND OK FOR SERVICE. (M) - [SDR 96ZZZX3023](https://openairdocs.org/sdr/96ZZZX3023.md): Battery Pack · discharged · May 15, 1996 · N491SA · Doug DC915 · Emergency Lighting > STL - FLT 619 - DURING PRE-FLIGHT, EMERGENCY LIGHTS AND EGRESS LIGHTS WOULD NOT ILLUMINATE. FOUND SWITCH HAD BEEN LEFT IN THE ON POSITION. REPLACED BATTERY POWER PACKS, MFG PN 5822-2 AND VR4D. EMERGENCY LIGHTS AND EGRESS LIGHT SYSTEM OPERATION CHECKED NORMA ## 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 = 'N491SA' AND deregistration_id = 'N491SA-2005-06-02' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/deregistered/N491SA-2005-06-02/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.