# Service difficulty reports: N501DA, cancelled Apr 2, 2002

A list on [N501DA, cancelled Apr 2, 2002](https://openairdocs.org/deregistered/N501DA-2002-04-02.md).

Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first.

Page 1 of 2 · 71 reports

- [SDR DL72L010916](https://openairdocs.org/sdr/DL72L010916.md): Beam · cracked · Jun 5, 2001 · N501DA · Boeing 727232 · Fuselage Main, Structure
  > INSPECTION OF THE RT VENTRAL STAIRWAY TORQUE BOX PER BAC S/B 727-53-0129 AND AD 94-07-08 REVEALED A TYPICAL CRACK IN THE UPPER AFT HORIZONTAL BEAM AT FS 1273. THE CRACKED PART WAS REMOVED AND A NEW PART INSTALLED. THE REPAIR WAS ACCOMPLISHED PER THE S/B AND
- [SDR DL72L010912](https://openairdocs.org/sdr/DL72L010912.md): Rib · cracked · Jun 4, 2001 · N501DA · Boeing 727232 · Leading Edge Devices
  > FOUND ON C1 LETTER CK NR 1 SLAT NOSE RIB IS CRACKED I/B SIDE OF ACTUATOR ROD END. REPAIRED PER MM 57-54-000-8.
- [SDR DL72L010911](https://openairdocs.org/sdr/DL72L010911.md): Angle · cracked · Jun 4, 2001 · N501DA · Boeing 727232 · Leading Edge Devices
  > FOUND ON C1 LETTER CK NR 2 SLAT LOWER COVE SKIN ANGLE IS CRACKED AT THE TAI DUCT. REPAIRED PER MM 57-54-000-8.
- [SDR DL72L010910](https://openairdocs.org/sdr/DL72L010910.md): Angle · cracked · Jun 4, 2001 · N501DA · Boeing 727232 · Spoilers
  > O/B ATTACH ANGLE CRACKED NR 12 SPOILER ACT SUPPORT CASTING. REPLACED ANGLE PER M/M 57-42-000-8.
- [SDR DL72L010730](https://openairdocs.org/sdr/DL72L010730.md): Actuator · failed · May 7, 2001 · N501DA · Boeing 727232 · Landing Gear Actuator
  > AFTER T/O AND GEAR HANDLE WAS SELECTED TO OFF AFTER 30 SEC. CREW GOT DOOR LIGHT ON FWD PANEL AND RED RT GEAR LT ON FOLLOWED BY TAIL SKID LIGHT AND RED NOSE GEAR LT. CREW CHECK OF GEAR VISUALLY LT MAIN AND NOSE UP AND LOCKED BUT RT MAIN WAS DOWN AND LOCKED.
- [SDR DL72L010221](https://openairdocs.org/sdr/DL72L010221.md): Battery Pack · discharged · Feb 7, 2001 · N501DA · Boeing 727232 · Emergency Lighting
  > LT OVERWING EMERGENCY EXIT LIGHTS INOP. REMOVED AND REPLACED BATTERY PACK, ALL OPS OK.
- [SDR DL72L010009](https://openairdocs.org/sdr/DL72L010009.md): Battery · inoperative · Jan 2, 2001 · N501DA · Boeing 727232 · Emergency Lighting
  > ON LAYOVER FOUND OVERHEAD EMERGENCY EXIT IDENTIFIER LIGHT INOP. CABIN AT FWD GALLEY IN AISLE. L1021 FWD LOWERED CEILING SIGN. FOUND ALL 6 VOLT 328 LAMPS BAD. RELAMPED, NO HELP. FOUND M1085 BATTERY CHARGER MODULE BAD. REPLACED M1085 MODULE AND BATTERY PACK
- [SDR DL72L001795](https://openairdocs.org/sdr/DL72L001795.md): Battery · discharged · Sep 17, 2000 · N501DA · Boeing 727232 · Emergency Equipment
  > AFT CABIN FLASHLIGHT IS NOT BLINKING. REPLACED BATTERY, CK OK.
- [SDR DL72L000634](https://openairdocs.org/sdr/DL72L000634.md): Beam · cracked · Apr 4, 2000 · N501DA · Boeing 737232 · Fuselage Miscellaneous Structure
  > THE RT VENTRAL STAIR TORQUE BOX WAS FOUND WITH TWO TYPICAL CRACKS IN THE UPPER HORIZONTAL BEAM MEMBERS AT FS 1263 AND FS 1273. THE CRACKS ARE TYPICAL OF S/B 727-53-0129. THE CRACKED MEMBERS WERE REMOVED AND REPLACED WITH NEW PARTS PER ER/A 369707-14AD.
- [SDR DL72L000285](https://openairdocs.org/sdr/DL72L000285.md): Noise · detected · Feb 10, 2000 · N501DA · Boeing 727232 · Fuselage Main, Structure
  > DURING CLIMBOUT A INTERMITTENT THUMPING NOISE WAS HEARD WHICH APPEARED TO BE COMING FROM UNDER THE 1ST CLASS CABIN. THUMPING CONTINUED AT CRUISE FL330 FOR ABOUT 15 MIN AND THEN QUIT. INSPECTED E&E, FWD CARGO PIT, FWD DOORS INCLUDING E&E, L1, L2, F/CARGO DOOR
- [SDR DL72L992744](https://openairdocs.org/sdr/DL72L992744.md): Track · corroded · Dec 12, 1999 · N501DA · Boeing 727232 · Trailing Edge Flaps
  > INBOARD FLAP / NR 5 INBOARD TRACK - TYP CORROSION AT MLG AND SPOILER BEAM ATTACH PADS, AND WEAR AT FWD ATTACH LUGS AND MLG DOOR HINGE FITTING HOLES. AUTHORIZED BLEND REPAIRS AND OVERSIZED FASTENERS.
- [SDR DL72L992748](https://openairdocs.org/sdr/DL72L992748.md): Track · corroded · Nov 16, 1999 · N501DA · Boeing 727232 · Trailing Edge Flaps
  > INBOARD FLAP / INBOARD TRACK - TYP CORROSION AT MLG AND SPOILER BEAM ATTACH PADS, WEAR AT FWD LUGS, WEAR AT MLG DOOR HINGE FITTING HOLES, WEAR AT SPACER BAR HOLES, WEAR AT TOGGLE DETENT HOLE. AUTHORIZED BLEND AND BUSHING REPAIRS.
- [SDR DL72L992747](https://openairdocs.org/sdr/DL72L992747.md): Track · corroded · Nov 16, 1999 · N501DA · Boeing 727232 · Trailing Edge Flaps
  > INBOARD FLAP / INBOARD TRACK - TYP CORROSION AT MLG AND SPOILER BEAM ATTACH PADS AND WEAR AT FWD LUGS. AUTHORIZED BLEND AND BUSHING REPAIR.
- [SDR DL72L992735](https://openairdocs.org/sdr/DL72L992735.md): Flap Track · worn · Nov 16, 1999 · N501DA · Boeing 727232 · Trailing Edge Flaps
  > INB'D FLAP / INB'D TRACK - TYP CORROSION AT MLG AND SPOILER BEAM ATTACH PADS, WEAR AT FWD LUGS, WEAR AT MLG DOOR HINGE FITTING HOLES, WEAR AT SPACER BAR HOLES AND WEAR AT TOGGLE DETENT HOLE. AUTHORIZED BUSHING AND BLEND REPAIRS.
- [SDR DL72L992746](https://openairdocs.org/sdr/DL72L992746.md): Track · corroded · Nov 2, 1999 · N501DA · Boeing 727232 · Trailing Edge Flaps
  > INBOARD FLAP / INBOARD TRACK - TYP CORROSION AT MLG BEAM ATTACH PAD. AUTHORIZED BLEND AND BUSHING REPAIR.
- [SDR DL72L992745](https://openairdocs.org/sdr/DL72L992745.md): Track · corroded · Nov 2, 1999 · N501DA · Boeing 727232 · Trailing Edge Flaps
  > INBOARD FLAP / INBOARD TRACK - TYP CORROSION AT MLG AND SPOILER BEAM ATTACH PADS. AUTHORIZED BUSHING REPAIR.
- [SDR DL72L992031](https://openairdocs.org/sdr/DL72L992031.md): Flap Track · corroded · Sep 13, 1999 · N501DA · Boeing 727232 · Trailing Edge Flaps
  > NR 4 FLAP TRACK, REF AD 90-07-05, 90-06-09, 91-09-03, 94-05-04, TYPICAL CORROSION FOUND TO MLG BEAM AND SPOILER BEAM ATTACH PAD AND ATTACH HOLES. WEAR FOUND AT TRACK FWD ATTACH LUG FACES AND FWD MLG HINGE FITTING ATTACH HOLES. AUTHORIZED MACHINING TO OVERSIZ
- [SDR DL72L992030](https://openairdocs.org/sdr/DL72L992030.md): Flap Track · corroded · Sep 13, 1999 · N501DA · Boeing 727232 · Trailing Edge Flaps
  > NR 5 FLAP TRACK, REF AD 90-07-05 AND AD 90-06-09, TYP CORROSION FOUND TO MLG BEAM AND SPOILER BEAM ATTACH PAD SURFACE AND ATTACH BOLT HOLES. TYPICAL WEAR FOUND AT FWD TRACK ATTACH LUG FACES. ALL CORROSION AND WEAR WAS MACHINED. AUTHORIZED REWORKED DIMENSION
- [SDR DL72L991998](https://openairdocs.org/sdr/DL72L991998.md): Stringer · worn · Sep 5, 1999 · N501DA · Boeing 727232 · Vertical Stabilizer
  > STRINGER 7L OF THE VERTICAL STABILIZER WAS FOUND TO BE WORN AT FIN STATION 228. THE DAMAGE WAS REPAIRED PER ER/A 333496.
- [SDR DL72L991997](https://openairdocs.org/sdr/DL72L991997.md): Frame · corroded · Sep 5, 1999 · N501DA · Boeing 727232 · Fuselage Miscellaneous Structure
  > THE CARGO DOOR OPENING FRAME AT FS 1142 WAS FOUND TO HAVE CORROSION ON THE FORWARD SIDE OF THE WEB. THE DAMAGE WAS REPAIRED PER ER/A 333525-14.
- [SDR DL72L991996](https://openairdocs.org/sdr/DL72L991996.md): Skin · gouged · Sep 5, 1999 · N501DA · Boeing 727232 · Fuselage Main, Plate/Skin
  > THE FUSELAGE SKIN WAS GOUGED AT FS 306 AND WL 249 ON THE LHS OF THE AIRCRAFT. THE DAMAGE WAS FOUND AT HMV AND REPAIRED PER ER/A 333507-14.
- [SDR DL72L991995](https://openairdocs.org/sdr/DL72L991995.md): Skin · misdrilled · Sep 5, 1999 · N501DA · Boeing 727232 · Fuselage Main, Plate/Skin
  > THE FUSELAGE SKIN WAS MISDRILLED AT FS 1096 AND STRINGER 1 DURING THE ACCOMPLISHMENT OF EO 4-60553-3AD. THIS DAMAGE WAS ADDRESSED BY ER/A 333491-14AD AT HMV.
- [SDR DL72L991993](https://openairdocs.org/sdr/DL72L991993.md): Stringer · gouged · Sep 5, 1999 · N501DA · Boeing 727232 · Fuselage Main, Longeron/Stringer
  > TOOLING DAMAGE WAS FOUND ON THE LOWER SURFACE OF STRINGER 17R AT FS 1176. THE DAMAGE WAS FOUND AT HMV AND REPAIRED PER ER/A 333504-14K.
- [SDR DL72L991992](https://openairdocs.org/sdr/DL72L991992.md): Stringer · cracked · Sep 5, 1999 · N501DA · Boeing 727232 · Wing, Longeron/Stringer
  > A CRACK WAS FOUND IN THE STRINGER TO RIB ATTACH FLANGE OF WING STRINGER 17R AT WING STATION 304. THE DAMAGE WAS FOUND AT HMV AND REPAIRED PER ERA 333519-14.
- [SDR DL72L991991](https://openairdocs.org/sdr/DL72L991991.md): Stringer · corroded · Sep 5, 1999 · N501DA · Boeing 727232 · Fuselage Main, Longeron/Stringer
  > STRINGER 27R WAS FOUND CORRODED AT FS 1137. THE DAMAGE WAS FOUND AT HMV AND REPAIRED PER ER/A 333521-14.
- [SDR DL72L991933](https://openairdocs.org/sdr/DL72L991933.md): Skin · cracked · Aug 31, 1999 · N501DA · Boeing 727232 · Fuselage Main, Plate/Skin
  > LFEC INSPECTION (PER SI 4-74176-12AD) ON THE S4R LAP JOINT REVEALED CRACK INDICATIONS BETWEEN BS 480 AND 680. INTERNAL HFEC INSPECTIONS CONFIRMED THIRTEEN (13) CRACK INDICATIONS IN THE LOWER ROW OF THE LOWER SKIN. REPAIRED PER ERA 333468-14AD, REV B.
- [SDR DL72L991932](https://openairdocs.org/sdr/DL72L991932.md): Skin · cracked · Aug 31, 1999 · N501DA · Boeing 727232 · Fuselage Main, Plate/Skin
  > A CRACK WAS FOUND IN THE FUSE SKIN AT APPROX BS 947 ON THE LT AT S18A AND CUTOUT. REPAIRED PER ERA 333475-14, REV C.
- [SDR DL72L991931](https://openairdocs.org/sdr/DL72L991931.md): Skin · cracked · Aug 31, 1999 · N501DA · Boeing 727232 · Vertical Stabilizer, Plate/Skin
  > THE VERT STAB LT SKIN WAS FOUND CRACKED WITH A TIME LIMITED REPAIR LOCATED AT BS 1203 WL 295. THE RESULTANT TRIM OUT IS APPROX 1.25 IN DIAMETER. REPAIRED PER ERA 333479-14, REV C.
- [SDR DL72L992316](https://openairdocs.org/sdr/DL72L992316.md): Skin · cracked · Aug 27, 1999 · N501DA · Boeing 727232 · Trailing Edge Flaps
  > DURING SHOP VISIT, THE AFT LOWER COVE SKIN WAS FOUND CRACKED 52 FROM I/B END OF THE FLAP. THE SKIN WAS REPAIRED BY STOP DRILLING THE CRACK AND INSTALLING A DOUBLER PER MM 57-52-0, FIG 809.
- [SDR DL72L991881](https://openairdocs.org/sdr/DL72L991881.md): Shear Tie · cracked · Aug 23, 1999 · N501DA · Boeing 727232 · Fuselage Miscellaneous Structure
  > DURING HMV, A DAMAGED SHEAR TIE ON THE FUSELAGE FRAME AT FS 1263 WAS FOUND BETWEEN STRINGERS 12L AND 14L. THIS DAMAGE WAS REPAIRED PER ERA 333487-14.
- [SDR DL72L991912](https://openairdocs.org/sdr/DL72L991912.md): Track · corroded · Aug 20, 1999 · N501DA · Boeing 727232 · Wing, Landing Gear Attach Fittings
  > NR 4 I/B FLAP TRACK, TYPICAL CORROSION FOUND AT MLG AND SPOILER BEAM ATTACH PADS AND WEAR AT FWD ATTACH LUG. AUTHORIZED MACHINE BLENDING OF PADS AND LUG FACES.
- [SDR DL72L992315](https://openairdocs.org/sdr/DL72L992315.md): Angle · cracked · Aug 13, 1999 · N501DA · Boeing 727232 · Trailing Edge Flaps
  > DURING SHOP INSP, THE LOWER AFT SPAR CAP/ANGLE WAS FOUND CRACKED 53 FROM THE I/B END. THE ANGLE WAS REPAIRED BY REPLACING A SECTION OF THE ANGLE AND INSTALLING A DOUBLER PER MM 57-52-0, FIG 802.
- [SDR DL72L992314](https://openairdocs.org/sdr/DL72L992314.md): Angle · cracked · Aug 13, 1999 · N501DA · Boeing 727232 · Trailing Edge Flaps
  > DURING SHOP INSP, THE LOWER AFT SPAR ANGLE/CAP WAS FOUND CRACKED 33 AND 37 FROM THE I/B END. THE ANGLE WAS REPAIRED PER MM 57-52-0, FIG 802 BY REPLACING A SECTION OF THE ANGLE AND INSTALLING A DOUBLER.
- [SDR DL72L992313](https://openairdocs.org/sdr/DL72L992313.md): Angle · cracked · Aug 13, 1999 · N501DA · Boeing 727232 · Trailing Edge Flaps
  > DURING SHOP INSP, THE LOWER AFT SPAR ANGLE WAS FOUND CRACKED 19 FROM I/B END. A SECTION OF THE CAP WAS REPLACED AND A DOUBLER INSTALLED PER MM 57-52-0, FIG 802.
- [SDR DL72L992723](https://openairdocs.org/sdr/DL72L992723.md): Fasteners · missing · Aug 12, 1999 · N501DA · Boeing 727232 · Trailing Edge Flaps
  > ANGLE REPAIR AFT SPAR, LWR.ANGLE 32 TO 37 INCHES FROM I/B HAD MISSING FASTENERS. REMOVED I/B SECTION OF SPAR RAIL, FABRICATED REPLACEMENT SECTIONS AND INSTALLED PER M/M 57-52-0 FIG 802, ON SHOP ORDER 847111.
- [SDR DL72L992676](https://openairdocs.org/sdr/DL72L992676.md): Spar · cracked · Aug 12, 1999 · N501DA · Boeing 727232 · Trailing Edge Flaps
  > REPAIR ANGLE CRACKED I/B SPAR CAP 18 INCHES I/B TO 23 INCHES O/B. REPAIRED PER M/M 57-52-0 FIG 802, ON SHOP ORDER 847111.
- [SDR DL72L992675](https://openairdocs.org/sdr/DL72L992675.md): Skin · cracked · Aug 12, 1999 · N501DA · Boeing 727232 · Trailing Edge Flaps
  > COVE SKIN CRACKED 36 INCHES FROM I/B END. REPAIRED PER M/M 57-52-0, FIG 809, ON SHOP ORDER 847111.
- [SDR DL72L991800](https://openairdocs.org/sdr/DL72L991800.md): Skin · cracked · Aug 12, 1999 · N501DA · Boeing 727232 · Fuselage Main, Plate/Skin
  > SEVERAL CRACKS WERE FOUND WHILE ACCOMPLISHING SI 4-74176-12 BETWEEN FS 480 AND FS 680 AT STR 4R. THIS DAMAGE WAS REPAIRED BY ER/A333468-14AD.
- [SDR DL72L991865](https://openairdocs.org/sdr/DL72L991865.md): Bracket · cracked · Aug 11, 1999 · N501DA · Boeing 727232 · Leading Edge Slat Actuator
  > NR 2 K-FLAP ACTUATOR MOUNT BRACKET IS CRACKED IN RADIUS. STOP DRILLED CRACK IN OUTBOARD BRACKET AND FABRICATED DOUBLER PER M/M 57-20-21 FIG 802. OK TO INSTALL. INSTALLED DOUBLER PER M/M 57-20-21 FIG 807.
- [SDR DL72L992216](https://openairdocs.org/sdr/DL72L992216.md): Skin · worn · Aug 9, 1999 · N501DA · Boeing 727232 · Trailing Edge Flaps
  > DURING SHOP VISIT, THE LEADING EDGE OF THE UPPER SKIN WAS FOUND WORN AT THE IB END APPROX 3 LONG. THE SKIN WAS REPAIRED PER MM 57-52-0, FIG 803 BY REMOVING THE DAMAGE AND INSTALLING A SKIN FILLER AND DOUBLER.
- [SDR DL72L992215](https://openairdocs.org/sdr/DL72L992215.md): Skin · worn · Aug 9, 1999 · N501DA · Boeing 727232 · Trailing Edge Flaps
  > DURING SHOP VISIT, THE OB LE UPPER SKIN WAS FOUND WITH WORN AREA APPROX 3 INCH LONG AT OB END. THE SKIN WAS REPAIRED PER MM 57-52-0, FIG 803 BY REMOVING THE DAMAGED SKIN AND INSTALLING A SKIN FILLER AND DOUBLER.
- [SDR DL72L991929](https://openairdocs.org/sdr/DL72L991929.md): Rib · cracked · Aug 9, 1999 · N501DA · Boeing 727232 · Leading Edge Devices
  > AT HMV2, FOUND NR 6 L/E SLAT 10TH RIB FROM I/B END IS CRACKED IN TWO PLACES. REMOVED RIB, FABBED NEW PER SRM 51-00 AND INSTALLED.
- [SDR DL72L991852](https://openairdocs.org/sdr/DL72L991852.md): Rib · cracked · Aug 9, 1999 · N501DA · Boeing 727232 · Vertical Stabilizer, Spar/Rib
  > AT HMV 2 FOUND VERT STAB INTERIOR-RIB CHORD HAS CRACK AT PREVIOUS STRINGER REPAIR-RT SIDE OF VERT AT STA 110.4 STR 10. STOP DRILLED CRACK PER MM 55-30-00 FIG 802. MADE REPAIR ANGLE PER SAME, INSTALLED.
- [SDR DL72L991545](https://openairdocs.org/sdr/DL72L991545.md): Chord · cracked · Jul 9, 1999 · N501DA · Boeing 727232 · Cargo/Baggage Doors
  > LOWER FWD CORNER OUTER T-CHORD CRACKED AT FASTENER HOLE. REPAIRED PER ERA 372131.
- [SDR DL72L991255](https://openairdocs.org/sdr/DL72L991255.md): Connector · failed · Jun 4, 1999 · N501DA · Boeing 727232 · Cabin Cooling System
  > AT 31,000 FT CABIN ALT STILL CLIMBED AT 500 FT MIN. DESCENDED TO 18,000 FT, CABIN ALT LEVELED OFF ATL 9500 FT. BOTH PACKS APPEARED TO WORK. NO OTHER INDICATIONS TO SHOW LEAK. REPLACED LT PACK VALVE CONNECTOR. LT PACK OPS NORMAL, A/C PRESS NORMAL.
- [SDR DL72L990871](https://openairdocs.org/sdr/DL72L990871.md): Light · inoperative · Apr 22, 1999 · N501DA · Boeing 727232 · Emergency Lighting
  > C2 DOOR EMERGENCY SLIDE LIGHT INOP.
- [SDR DL72L990775](https://openairdocs.org/sdr/DL72L990775.md): Stiffener · cracked · Apr 9, 1999 · N501DA · Boeing 727232 · Wing Miscellaneous Structure
  > 1.25 CRACK ON NR 7 SLAT I/B TRACK O/B SPAR STIFFENER. REPAIRED PER MM 57-20-21.
- [SDR DL72L990412](https://openairdocs.org/sdr/DL72L990412.md): Beam · cracked · Feb 27, 1999 · N501DA · Boeing 727232 · Cargo/Baggage Doors
  > WEB AND OUTER CHORD FOUND CRACKED JUST AFT OF THE FWD PRESSURE STOP FITTING. OUTER CHORD IS TO BE REPLACED. WEB SPLICE REPAIR IS TO BE ACCOMPLISHED PER ER/A.
- [SDR DL72L981864](https://openairdocs.org/sdr/DL72L981864.md): Module · inoperative · Sep 8, 1998 · N501DA · Boeing 727232 · Landing Gear Selector
  > LDG GEAR WOULD NOT RETRACT AFTER TAKEOFF. HANDLE WOULD NOT GO PAST OFF POSITION. RESET LEVER LATCH CB AND CENTERED STEERING. SAME RESULT. FOUND LANDING GEAR ELECTRICAL MODULE LEVER LATCH FUNCTION INOP. REPLACED MODULE. RAN TEST/ADJ PER MM 32-09-121 PG 50
- [SDR DL72L981837](https://openairdocs.org/sdr/DL72L981837.md): Bulkhead Fitting · cracked · Sep 4, 1998 · N501DA · Boeing 727232 · Fuselage Main, Bulkhead
  > FOUND ON F-2 LETTER CK, RT I/B TENSION TIE FITTING CRACKED AFT OF STA 1183 BULKHEAD. REPLACED FITTING PER BOEING DWG 65-17509 REV M.

Next page: https://openairdocs.org/deregistered/N501DA-2002-04-02/reports.md?page=2

## 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 = 'N501DA' AND deregistration_id = 'N501DA-2002-04-02'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/deregistered/N501DA-2002-04-02/reports

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