# Service difficulty reports: N54329, cancelled Feb 9, 1999 A list on [N54329, cancelled Feb 9, 1999](https://openairdocs.org/deregistered/N54329-1999-02-09.md). Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first. - [SDR TWAA9802907](https://openairdocs.org/sdr/TWAA9802907.md): Sequence Valve · ruptured · Mar 1, 1998 · N54329 · Boeing 727231 · Landing Gear Retraction/Extension System > MCO - FLT 653 - AT GEAR RETRACTION THE 'A' HYD SYSTEM QTY AND PRESSURE DROPPED. BOTH ENGINE PUMPS WERE DEPRESSURIZED AND FLIGHT RETURNED TO MCO. REPLACED THE LEFT MAIN LANDING GEAR LOCK SEQUENCE VALVE. (M) - [SDR TWAA9803818](https://openairdocs.org/sdr/TWAA9803818.md): Angle · cracked · Jun 4, 1997 · N54329 · Boeing 727231 · Fuselage Miscellaneous Structure > MCI - DURING C-CHECK MAINTENANCE, THE RT MLG WHEEL WELL STATION 910 GEAR UPLOCK SUPPORT ANGLE WAS FOUND CRACKED.5 INCH ABOVE THE RADIUS BLOCK. STOP DRILLED CRACK TWO PLACES PER SRM 51-10-1. REPAIRED PER BOEING SB 727-53-165 FIG 2 AND SSRM 53-50-217 FIG 201. - [SDR TWAA9803811](https://openairdocs.org/sdr/TWAA9803811.md): Skin · corroded · Jun 4, 1997 · N54329 · Boeing 727231 · Fuselage Main, Plate/Skin > MCI - DURING C-CHECK MAINTENANCE, THE FUSELAGE REPAIR AT THE AFT LAV SERVICE AREA WAS FOUND BULGED. REPAIRED PER ARA 11727. REMOVED CORROSION PER SRM 51-10-6. REPAIRED PER SRM 53-30-3. (M) - [SDR TWAA9703004](https://openairdocs.org/sdr/TWAA9703004.md): Filter · dirty · Jan 4, 1997 · N54329 · Boeing 727231 · Turbine Engine Oil System > MCI - FLT 204 - DURING TAKEOFF ROLL, NR 2 ENGINE, S/N 1513, MAIN OIL FILTER BYPASS LIGHT ILLUMINATED. ABORTED TAKEOFF AT 20 KNOTS. REMOVED, CLEANED AND REPLACED NR 2 ENGINE, S/N 1513, MAIN OIL FILTER. (M) - [SDR TWAA9614502](https://openairdocs.org/sdr/TWAA9614502.md): Coalescer Bag · dirty · Nov 25, 1996 · N54329 · Boeing 727231 · Humidity Control System > STL - FLT 169 - AFTER TAKEOFF, HAD STRONG ODOR IN CABIN. TURNED OFF RIGHT AIR CONDITIONING PACK AND ODOR SUBSIDED. FOUND COALESCER, MFG PN 22D10, CONTAMINATED WITH DEICER FLUID. REPLACED BOTH COALESCER ELEMENTS. AIR CONDITIONING SYSTEM OPERATION THEN CHECKE - [SDR 96ZZZM898](https://openairdocs.org/sdr/96ZZZM898.md): Vent Box · cracked · Apr 16, 1996 · N54329 · Boeing 727231 · Wing Miscellaneous Structure > MCI - DURING C-CHECK, FOUND FRONT AND REAR TANGS CRACKED ON FORWARD VENT BOX, WS 629. REPAIRED PER SSRM 52-20-201. - [SDR 95ZZZM628](https://openairdocs.org/sdr/95ZZZM628.md): Uplock Act · failed · Sep 29, 1995 · N54329 · Boeing 727231 · Landing Gear Retraction/Extension System > STL - AFTER TAKEOFF WHEN LANDING GEAR WAS RETRACTED, RIGHT MAIN LANDING GEAR DID NOT SHOW UP AND LOCKED. EXTENDING LANDING GEAR WAS NORMAL. FOUND RIGHT MAIN LANDING GEAR UPLOCK ACTUATOR, MFG P/N 65-17819-15, ROD END FRACTURED. REPLACED UPLOCK ACTUATOR AND R - [SDR 95ZZZW645](https://openairdocs.org/sdr/95ZZZW645.md): Skin · cracked · Mar 20, 1995 · N54329 · Boeing 727231 · Fuselage Main, Plate/Skin > MCI - DURING C-CHECK, FOUND.25 INCH CRACK IN SKIN FROM UNDER RIVET, STATION 249, AFT RADIUS OF R3 COCKPIT WINDOW. STOP DRILLED CRACKED AND INSTALLED DOUBLER PER ARA 9132. TOTAL CYCLES 42,060. - [SDR 95ZZZW637](https://openairdocs.org/sdr/95ZZZW637.md): Skin · cracked · Mar 20, 1995 · N54329 · Boeing 727231 · Fuselage Main, Plate/Skin > MCI - DURING C-CHECK, FOUND.25 INCH CRACK IN SKIN FROM UNDER RIVET, STATION 252, AFT RADIUS OF R3 COCKPIT WINDOW. STOP DRILLED CRACK AND INSTALLED DOUBLER PER ARA 9132. TOTAL CYCLES 42,060. - [SDR 95ZZZW636](https://openairdocs.org/sdr/95ZZZW636.md): Skin · cracked · Mar 20, 1995 · N54329 · Boeing 727231 · Fuselage Main, Plate/Skin > MCI - DURING C-CHECK, FOUND.25 INCH CRACK IN SKIN FROM UNDER RIVET, STATION 250, LOWER AFT RADIUS OF R3 COCKPIT WINDOW. STOP DRILLED CRACK AND INSTALLED DOUBLER PER ARA 9132. TOTAL CYCLES 42,060. - [SDR 95ZZZW617](https://openairdocs.org/sdr/95ZZZW617.md): Skin · cracked · Mar 20, 1995 · N54329 · Boeing 727231 · Fuselage Main, Plate/Skin > MCI - DURING C-CHECK, FOUND.25 INCH CRACK IN SKIN FROM UNDER RIVET, STA 249, AFT RADIUS OF R3 COCKPIT WINDOW. STOP DRILLED CRACKED AND INSTALLED DOUBLER PER ARA 9132. - [SDR 95ZZZW616](https://openairdocs.org/sdr/95ZZZW616.md): Skin · cracked · Mar 20, 1995 · N54329 · Boeing 727231 · Fuselage Main, Plate/Skin > MCI - DURING C-CHECK, FOUND.25 INCH CRACK IN SKIN FROM UNDER RIVET, STATION 252, AFT RADIUS OF R3 COCKPIT WINDOW. STOP DRILLED CRACK AND INSTALLED DOUBLER PER ARA 9132. - [SDR 95ZZZW615](https://openairdocs.org/sdr/95ZZZW615.md): Skin · cracked · Mar 20, 1995 · N54329 · Boeing 727231 · Fuselage Main, Plate/Skin > MCI - DURING C-CHECK, FOUND.25 INCH CRACK IN SKIN FROM UNDER RIVET, STATION 250, LOWER AFT RADIUS OF R3 COCKPIT WINDOW. STOP DRILLED CRACK AND INSTALLED DOUBLER PER ARA 9132. - [SDR 95ZZZW635](https://openairdocs.org/sdr/95ZZZW635.md): Pressure Deck · cracked · Mar 17, 1995 · N54329 · Boeing 727231 · Fuselage Miscellaneous Structure > MCI - DURING C-CHECK, FOUND.5 INCH CRACK IN PRESSURE DECK EIGHT INCHES INBOARD OF 940 CASTING. STOP DRILLED AND INSTALLED DOUBLER PER ARA 9130. TOTAL CYCLES 42,060. - [SDR 95ZZZW634](https://openairdocs.org/sdr/95ZZZW634.md): Frame · cracked · Mar 17, 1995 · N54329 · Boeing 727231 · Fuselage Main, Frame > MCI - DURING C-CHECK, FOUND TWO INCH CRACK IN INBOARD AFT SIDE OF FRAME, BELOW FLOOR LEVEL, FS 783.95. STOP DRILLED CRACK AND INSTALLED REPAIR PER EMLR 65661. TOTAL CYCLES 42,060. - [SDR 95ZZZW614](https://openairdocs.org/sdr/95ZZZW614.md): Deck · cracked · Mar 17, 1995 · N54329 · Boeing 727231 · Fuselage Miscellaneous Structure > MCI - DURING C-CHECK, FOUND.5 INCH CRACK IN PRESSURE DECK EIGHT INCHES INBOARD OF 940 CASTING. STOP DRILLED AND INSTALLED DOUBLER PER ARA 9130. - [SDR 95ZZZW613](https://openairdocs.org/sdr/95ZZZW613.md): Frame · cracked · Mar 17, 1995 · N54329 · Boeing 727231 · Fuselage Main, Frame > MCI - DURING C-CHECK, FOUND TWO INCH CRACK IN INBOARD AFT SIDE OF FRAME, BELOW FLOOR LEVEL, FS 783.95. STOP DRILLED CRACK AND INSTALLED REPAIR PER EMLR 65661. ## 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 = 'N54329' AND deregistration_id = 'N54329-1999-02-09' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/deregistered/N54329-1999-02-09/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, except the copies of manufacturers’ service documents, which belong to their rights holders.