# Service difficulty reports: N921L, cancelled Oct 19, 2005

A list on [N921L, cancelled Oct 19, 2005](https://openairdocs.org/deregistered/N921L-2005-10-19.md).

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

- [SDR ZW0A0102101](https://openairdocs.org/sdr/ZW0A0102101.md): Power Supply · discharged · May 21, 2001 · N921L · Doug DC932 · Emergency Lighting
  > THE EGRESS LIGHTS WERE INOPERATIVE IN FIRST CLASS AND PART OF COACH CABIN. REPLACED THE POWER SUPPLY. CHECK-C 8-2-00 MCI.
- [SDR TWAA0015002](https://openairdocs.org/sdr/TWAA0015002.md): Strap · damaged · Sep 26, 2000 · N921L · Doug DC932 · Nacelle/Pylon Structure
  > THE RT PYLON RT AFT UPPER CAP STRAP AND RELATED STRUCTURE HAD OVERSIZED HOLES IN EXCESS OF THE NUMBER AUTHORIZED. REPAIRED PER EMLR 71221. UPPER CAP STRAP AND STRUCTURE REWORKED. CHECK-C 8-2-00 MCI.
- [SDR TWAA0104903](https://openairdocs.org/sdr/TWAA0104903.md): Frame · cracked · Jul 12, 2000 · N921L · Doug DC932 · Fuselage Main, Frame
  > DURING OP 16 MAINTENANCE CHECK FOUND (P/N 9911505-7) FRAME ON RIGHT SIDE HAD A.875 INCH CRACK IN RADIUS AT X=-1, CENTER WINDSHIELD. REPLACED FRAME WITH NEW, INSTALLED.
- [SDR TWAA0104902](https://openairdocs.org/sdr/TWAA0104902.md): Skin · delaminated · Jul 7, 2000 · N921L · Doug DC932 · Spoilers
  > DURING OP 16 MAINTENANCE CHECK, THE LEFT WING OUTBOARD FLIGHT SPOILER HAD DELAMINATED AREA ON TOP OF SPOILER INBOARD END. INSTALLED SERVICEABLE PANEL AND RIGGED.
- [SDR TWAA0010414](https://openairdocs.org/sdr/TWAA0010414.md): Access Panel · damaged · Jun 29, 2000 · N921L · Doug DC932 · Wing, Plate/Skin
  > DURING OP 16 MAINT CHECK FOUND LT WING BOTTOM FUEL TANK ACCESS PLATE NR 1365, HAD 2 MOUNT RING SCREW HOLES ELONGATED. REPAIRED PER ARA 16924A. REAMING PER SRM 51-30-10, AND COLD WORKING PER SRM 51-30-9. ---CLOSED---
- [SDR TWAA0010404](https://openairdocs.org/sdr/TWAA0010404.md): Skin · damaged · Jun 22, 2000 · N921L · Doug DC932 · Wing, Plate/Skin
  > DURING OP 16 MAINT CHECK FOUND TOP OF LT WING WITH A CRACK APPROX 1 INCH LONG AT INBD FUEL TANK ENTRY MOUNT FLANGE (PLATE LANDING) NUMBER 1307. ACOMP EDDY CURRENT INSP PER NDT 51-00-03 CRACK CONTAINED. INSTALLED REPAIR DOUBLER PER ARA 16921. ---CLOSED---
- [SDR TWAA0010103](https://openairdocs.org/sdr/TWAA0010103.md): Door Frame · cracked · Jun 21, 2000 · N921L · Doug DC932 · Fuselage Main, Structure
  > DURING OP 16 MAINT CHECK, THE FWD CARGO COMPT DOOR JAM LOWER AFT CORNER HAD 1.5 IN LONG CRACK IN FUSELAGE SKIN, AND 2.625 IN LONG CRACK IN DOUBLER. FUSELAGE SKIN AND DOUBLER REPLACED PER ARA 16930.
- [SDR TWAA0008709](https://openairdocs.org/sdr/TWAA0008709.md): Intercostal · cracked · May 24, 2000 · N921L · Doug DC932 · Nacelle/Pylon Structure
  > DURING OP 16 MAINT CHECK, NUMBER 2 PYLON INTERCOSTAL WAS CRACKED OFF TOP 6 INCHES FROM FUSELAGE, BOTTOM AFT OF PYLON INTERIOR, AFT END. REMOVED CRACKED INTERCOSTAL. FABRICATED REPAIR PER SRM 53-01 PAGE 8. HEAT TREATED REPAIR DOUBLER 2024, 0.050 TO 2024-T3 P
- [SDR TWAA0008708](https://openairdocs.org/sdr/TWAA0008708.md): Intercostal · cracked · May 24, 2000 · N921L · Doug DC932 · Nacelle/Pylon Structure
  > DURING OP 16 MAINT CHECK ON RT PYLON BOTTOM AFT INTERIOR, 11 INCHES FROM FUSELAGE, TOP FWD INTERCOSTAL WAS CRACKED APPROX 2 INCHES LONG. CUT OUT CRACKED AREA, INSTALLED DOUBLERS PER SRM 54-01, PAGE 7 EXAMPLE D.
- [SDR TWAA0008710](https://openairdocs.org/sdr/TWAA0008710.md): Angle · cracked · May 23, 2000 · N921L · Doug DC932 · Nacelle/Pylon Structure
  > DURING OP 16 MAINT CHECK ON NUMBER 2 PYLON, TOP FWD CLIP ANGLE WAS CRACKED OFF ON INTERCOSTAL 3.5 INCHES FROM FUSELAGE AFT BOTTOM AREA. REMOVED BRACKET PER MO 72J95 AND PER REWORK DRAWING 5917717.
- [SDR TWAA0008707](https://openairdocs.org/sdr/TWAA0008707.md): Mount · cracked · May 23, 2000 · N921L · Doug DC932 · Engine Mount Section
  > DURING OP 16 MAINT CHECK, STA 1036 RT PYLON FWD SIDE OF ENGINE MOUNT STRUCTURE, 6 INCHES FROM FUSELAGE HAD CRACK AT AFT I/B CORNER OF BOX. STOP DRILLED CRACK, FABRICATED AND DRILLED 2 TITANIUM DOUBLERS AND INSTALLED ON ACFT PER SRM 54-01 METAL TO METAL REPAIR
- [SDR TWAA0008305](https://openairdocs.org/sdr/TWAA0008305.md): Floorboard · cracked · May 19, 2000 · N921L · Doug DC932 · Fuselage Floor Panel
  > DURING OP16 FOUND A CRACK IN THE FLOOR MEMBRANE AT FS 614 RBL 56. REMOVED MEMBRANE FROM STATION 598 - 658 REF INTER-SHOP WORK TICKET 858855 FOR NEW MEMBRANE FABRICATION, INSTALLED MEMBRANE ON THE AIRCRAFT PER MD SRM 51-30-02 RIVET INSTALLATION AND 51-30-0 BOL
- [SDR TWAA0008303](https://openairdocs.org/sdr/TWAA0008303.md): Rib · cracked · May 17, 2000 · N921L · Doug DC932 · Wing, Rib/Bulkhead
  > LEFT WING AFT END OF REPAIR ON LEADING EDGE RIB HAS A CRACK APPROX 1 INCH LONG XRS 350 AFT OF NUMBER 4 LEADING EDGE SLAT. STOP DRILLED AND CHECKED PER EDDY CURRENT PART 6 51-00-03 FIG 5 SHT 1. OP16 05-17-00 MCI.
- [SDR TWAA0008302](https://openairdocs.org/sdr/TWAA0008302.md): Frame · cracked · May 16, 2000 · N921L · Doug DC932 · Fuselage Main, Frame
  > DURING OP16, FOUND RT FRAME FS 658 HAS FIELD REPAIR ON EDGE STR 19R. ACCOMPLISHED A HIGH FREQUENCY EDDY CURRENT INSPECTION OF THE AREA PER TWA NDT 51-00-03 PART 6. CRACK CONTAINED. INSTALLED DOUBLER PER SRM 53-03 FIG 16 & 51- 60-0 PG 11. OP16 05-16-00
- [SDR TWAA0008304](https://openairdocs.org/sdr/TWAA0008304.md): Intercostal · cracked · May 15, 2000 · N921L · Doug DC932 · Fuselage Miscellaneous Structure
  > DURING OP16, FOUND FS 1038 REAR ENGINE MOUNT WEB, TOP FWD END OF INTERCOSTAL IS CRACKED IN THE WEB RADIUS 13 INCHES FROM THE FUSELAGE. INSTALLED DOUBLER TOP FORWARD END OF THE INTERCOSTAL PER SRM 54-01 FIG 2 PG 7. OP16 05-15-00 MCI.
- [SDR TWAA0007705](https://openairdocs.org/sdr/TWAA0007705.md): Intercostal · cracked · May 10, 2000 · N921L · Doug DC932 · Nacelle/Pylon Structure
  > DURING OP 16 MAINT CHECK ON NUMBER 2 PYLON, FOUND INTERCOSTAL CRACKED 3.5 INCHES FROM FUSELAGE AND 7 INCHES FROM FRONT, BOTTOM AFT AREA OF PYLON. REPAIRED CRACK PER SRM 54-01 PAGE 97 EX D. INSTALLED FASTENERS PER 51-30 AND 51-10-4. SEALED PER 51-70-2.
- [SDR TWAA0007602](https://openairdocs.org/sdr/TWAA0007602.md): Floorbeam · cracked · May 10, 2000 · N921L · Doug DC932 · Fuselage Main, Floor Beam
  > DURING OP 16 MAINT CHECK, FOUND STA 598, RBL 54 IN, HAD FLOOR MEMBRANE CRACKED. INSTALLED DOUBLER ON WEB PER SRM 53-01-9, FIG 2.
- [SDR TWAA0007704](https://openairdocs.org/sdr/TWAA0007704.md): Rib · cracked · May 9, 2000 · N921L · Doug DC932 · Horizontal Stabilizer, Spar/Rib
  > DURING OP 16 MAINT CHECK ON LT HORIZ STAB LEADING EDGE ASSEMBLY, NUMBER 1 LEADING EDGE RIB, I/B END WAS CRACKED ON BOTTOM TRAILING EDGE, NUMBER 1 FROM I/B END. ACCOMP HIGH FREQ EDDY CURRENT ON END OF CRACK FOR CONTAINMENT PER 51-00-03 PART 6 OF NDT MANUAL. S
- [SDR TWAA0007703](https://openairdocs.org/sdr/TWAA0007703.md): Skin · dented · May 9, 2000 · N921L · Doug DC932 · Leading Edge Devices
  > DURING OP 16 MAINT CHECK ON LT WING, FOUND DENTS IN LEADING EDGE OF NUMBER 3 LEADING EDGE SLAT, DENT LOCATED 13 INCHES I/B FROM O/B END OF SLAT WAS 1 INCH WIDE BY 1 INCH LONG AND 0.050 INCH DEEP, DENT LOCATED 18 INCHES I/B FROM O/B END OF SLAT WAS.75 INCH LON
- [SDR TWAA0006503](https://openairdocs.org/sdr/TWAA0006503.md): Skin · cracked · Apr 25, 2000 · N921L · Doug DC932 · Fuselage Main, Plate/Skin
  > DURING OP 16 MAINT CHECK, FOUND FUSELAGE SKIN CRACKED AT LOWER AFT CORNER OF FWD RT SERVICE DOOR ENTRYWAY. INSTALLED DOUBLERS PER TWA DRAWING SRO 9530172.
- [SDR TWAA0006502](https://openairdocs.org/sdr/TWAA0006502.md): Frame · cracked · Apr 24, 2000 · N921L · Doug DC932 · Fuselage Main, Frame
  > DURING OP 16 MAINT CHECK, FRAME STA 945 LT WAS CRACKED AT LONGERON 12L. REPLACED FRAME SECTION (P/N 9957739-127) PER SPM 6-70-1, PARA 4 PAGE 2 AND 3 AND REF DOUGLAS DRAWING 995739. WORKED IN CONJUNCTION WITH MO 72J14 PHASE G, REF DWG JO60119.
- [SDR TWAA0006432](https://openairdocs.org/sdr/TWAA0006432.md): Angle · cracked · Apr 21, 2000 · N921L · Doug DC932 · Fuselage Miscellaneous Structure
  > DURING OP 16 MAINT CHECK, IN CABIN THE UPPER FWD WINDOW FRAME TIE ANGLE WAS CRACKED AT STA 680, RT SIDE. REPAIRED PER SSRM 53-10-114 PAGE 201. INSTALLED REPAIR PART WET WITH SEALER, WITH FASTENERS PER 51-30-2.
- [SDR TWAA0006431](https://openairdocs.org/sdr/TWAA0006431.md): Panel · cracked · Apr 19, 2000 · N921L · Doug DC932 · Wing, Plate/Skin
  > DURING OP 16 MAINT CHECK, FOUND CRACK INDICATION FROM THIRD BOLT HOLE, RT UPPER TRAP PANEL FLANGE OF WING CENTER SECTION. ACCOMP NDT PER PART 6-51-00-03. CUT OFF FLANGE PER SRM 57-09 FIG 6, TO FOURTH BOLT HOLE. ALODINE AND PRIME PER SRM 57-09 FIG 6 NOTE F.
- [SDR TWAA0006430](https://openairdocs.org/sdr/TWAA0006430.md): Skin · cracked · Apr 18, 2000 · N921L · Doug DC932 · Fuselage Main, Plate/Skin
  > DURING OP 16 MAINT CHECK, FUSELAGE SKIN WAS CRACKED APPROX.5 INCH AT TOP AFT ADJUSTMENT HOLE FOR FWD ENTRY DOOR, STA 200 AND STRINGER 9L. REPAIRED PER MO 72M82, PRINT SRO9530252-2001, AND EMLR 70777.
- [SDR TWAA0004801](https://openairdocs.org/sdr/TWAA0004801.md): Frame · misrepaired · Mar 17, 2000 · N921L · Doug DC932 · Fuselage Main, Frame
  > DURING OP 16 MAINT CHECK, THE LT 980 FRAME HAD A TEMPORARY REPAIR BETWEEN LONGERON 18 AND 16. REMOVED DAMAGED FRAME SECTION AND INSTALLED NEW SECTION PER SRM 53-03 FIG 32. REPAIR WORKED IN CONJUCTION WITH MO72J14 PHASE G CARD 0003 OF 7.
- [SDR TWAA0004813](https://openairdocs.org/sdr/TWAA0004813.md): Spar · cracked · Mar 16, 2000 · N921L · Doug DC932 · Wing Spar
  > DURING OP 16 MAINT CHECK, ON THE RT WING, HAD CRACK INDICATION ON WING SPAR CAP AT I/B FLAP HINGE FITTING, STA XRS164, LOWER I/B BOLT HOLE EXTENDED INTO LOWER RADIUS. REPLACED LOWER REAR SPAR CAP PER DOUGLAS DRAWING JO60165 AND MCD-AD-35.
- [SDR TWAA0002908](https://openairdocs.org/sdr/TWAA0002908.md): Pan · corroded · Feb 17, 2000 · N921L · Doug DC932 · Fuselage Miscellaneous Structure
  > DURING OP 16 MAINT CHECK, FOUND CORROSION ON THE FORWARD SERVICE DOOR ENTRY WAY LOWER PAN AREA. REPLACED THE LOWER PORTION OF THE DOOR PAN PER SRM 53-05, FIG 55 SHEET 1 THROUGH 7, DRAWING JO 60288.
- [SDR TWAA0002907](https://openairdocs.org/sdr/TWAA0002907.md): Structure · damaged · Feb 17, 2000 · N921L · Doug DC932 · Fuselage Miscellaneous Structure
  > DURING OP 16 MAINT CHECK, THE RT CABIN SERVICE DOOR ENTRY WAY PAN WAS DAMAGED AT STA 200, STRINGER 15R. INSTALLED DOUBLER PER SRM 53-05, FIG 42 SHEET 1 THROUGH 9.
- [SDR TWAA0002509](https://openairdocs.org/sdr/TWAA0002509.md): Skin · corroded · Feb 9, 2000 · N921L · Doug DC932 · Fuselage Main, Plate/Skin
  > DURING OP 16 MAINT CHECK, FOUND CORROSION BETWEEN SKIN DOUBLERS AT FORWARD RT CABIN SERVICE DOOR ENTRYWAY, LOWER FWD CORNER. REMOVED CORROSION AND TREATED PER SRM 51-10-9. SPLICED IN NEW CUSP ANGLE PER SRM 53-05, FIG 55.
- [SDR TWAA0002508](https://openairdocs.org/sdr/TWAA0002508.md): Angle · corroded · Feb 9, 2000 · N921L · Doug DC932 · Fuselage Miscellaneous Structure
  > DURING OP 16 MAINT CHECK, FOUND CORROSION ON FORWARD RT CABIN SERVICE DOOR ENTRYWAY, LOWER FWD CORNER UPPER CUSP ANGLE. REMOVED CORROSION SECTION OF CUSP ANGLE. INSTALLED NEW SECTION PER SRM 53-05 FIG 55.
- [SDR TWAA0002507](https://openairdocs.org/sdr/TWAA0002507.md): Angle · damaged · Feb 9, 2000 · N921L · Doug DC932 · Fuselage Miscellaneous Structure
  > DURING OP 16 MAINT CHECK, THE RT FORWARD SERVICE DOOR ENTRYWAY LOWER FWD CORNER AT STA 165, HAD STRINGER 18R CUSP ANGLE CUT. REPAIRED LOWER CUSP ANGLE PER SRM 53-05 FIG 55 AND ARA 16238A.
- [SDR TWAA0002002](https://openairdocs.org/sdr/TWAA0002002.md): Stringer · cracked · Feb 1, 2000 · N921L · Doug DC932 · Fuselage Main, Longeron/Stringer
  > DURING OP 16 MAINT CHECK, STRINGER 4L WAS CRACKED AT STA 200. REPLACED STRINGER 4L AT STA 155 TO 229 PER SRM 51-01, PAGE 1. FASTENERS PER SRM 51-30-02 AND 51-30-5.
- [SDR TWAA0001801](https://openairdocs.org/sdr/TWAA0001801.md): Skin · cracked · Jan 27, 2000 · N921L · Doug DC932 · Fuselage Main, Plate/Skin
  > DURING OP 16 MAINT CHECK AT STA 200, THE FIRST FASTENER ABOVE STRINGER 4L HAD CRACK IN FUSELAGE SKIN 0.250 IN LONG. CRACK STOP DRILLED AND CONTAINMENT CONFIRMED BY NDT PER PART 6-51-00-03. SKIN WAS REPAIRED PER SRM 53-04 FIG 38.
- [SDR TWAA0001602](https://openairdocs.org/sdr/TWAA0001602.md): Stringer · cracked · Jan 20, 2000 · N921L · Doug DC932 · Fuselage Main, Longeron/Stringer
  > DURING OP 16 MAINT CHECK STRINGER 2L WAS CRACKED AT STA 200. INSTALLED NEW STRINGER FROM STA 149 TO 229, WITH RIVETS PER SRM 51-30-2 AND 51-30-5.
- [SDR TWAA0001203](https://openairdocs.org/sdr/TWAA0001203.md): Support · cracked · Jan 18, 2000 · N921L · Doug DC932 · Fuselage Miscellaneous Structure
  > DURING OP 16 MAINT CHECK, THE VERTICAL SUPPORT WAS CRACKED AT STA 69, RBL 12 AT 1 O'CLOCK POSITION. INSTALLED NEW VERTICAL SUPPORT PN 9951860-6 PER DOUGLAS DRAWING 9957860 AND SPM 6-70-01, PAGE 3 PART 4B.
- [SDR TWAA9912904](https://openairdocs.org/sdr/TWAA9912904.md): Longeron · cracked · Sep 19, 1999 · N921L · Doug DC932 · Fuselage Main, Longeron/Stringer
  > FOUND A.1875 INCH CRACK AT LONGERON 6L STA 718. REPAIRED PER SRM 53-02, FIG 18. CHECK-C 7-14-98 STL.
- [SDR TWAA9912903](https://openairdocs.org/sdr/TWAA9912903.md): Longeron · cracked · Sep 19, 1999 · N921L · Doug DC932 · Fuselage Main, Longeron/Stringer
  > FOUND A.25 INCH CRACK IN LONGERON 6L AT STA 658. REPAIRED PER SRM 53-02, FIG 18. CHECK-C 7-14-98 STL.
- [SDR TWAA9801202](https://openairdocs.org/sdr/TWAA9801202.md): Actuator · leaking · Jan 22, 1998 · N921L · Doug DC932 · Landing Gear Actuator
  > YYZ - FLT 605 - AFTER TAKEOFF, RT HYDRAULIC SYSTEM INDICATED A FLUID LOSS. REPLACED LEFT MLG RETRACT CYLINDER AND RT ENGINE HYDRAULIC PUMP. (M)
- [SDR 98ZZZM229](https://openairdocs.org/sdr/98ZZZM229.md): Pump · leaking · Jan 22, 1998 · N921L · Doug DC932 · Hydraulic Pump (Electric/Engine), Main
  > YYZ - FLT 605 - AFTER TAKEOFF, RT HYDRAULIC SYSTEM INDICATED A FLUID LOSS. REPLACED LEFT MLG RETRACT CYLINDER AND RT ENGINE HYDRAULIC PUMP. (M)
- [SDR TWAA9800602](https://openairdocs.org/sdr/TWAA9800602.md): Fuel Tanks · overfilled · Jan 15, 1998 · N921L · Doug DC932 · Fuel Storage
  > MCI - FLT 425 - DURING CRUISE, FUEL STARTED LEAKING OUT OF THE AFT LEFT WING. FOUND BOTH MAIN TANKS OVER FUELED, 9800 LBS IN BOTH TANKS. TRANSFERRED FUEL TO CENTER TANK. (M)
- [SDR TWAA9713902](https://openairdocs.org/sdr/TWAA9713902.md): Hyd Line · chafed · Nov 26, 1997 · N921L · Doug DC932 · Hydraulic System, Main
  > STL - FLT 358 - DURING DESCENT, RIGHT HYDRAULIC QUANTITY WENT TO ZERO. FOLLOWED QUICK REFERENCE HANDBOOK PROCEDURES. REPLACED HYDRAULIC LINE P/N 7912697-504 AND LEAK CHECKED. (M)
- [SDR 96ZZZX5873](https://openairdocs.org/sdr/96ZZZX5873.md): Oil Line · cracked · Oct 19, 1996 · N921L · Doug DC932 · Turbine Engine Oil System
  > CMH - FLT 425 - DURING CRUISE, SHUT DOWN NR 1 ENGINE, SN 2146, DUE TO LOSS OF OIL QUANTITY. FOUND CRACKED OIL LINE, MFG PN 814776-01. REPLACED OIL LINE, SERVICED ENGINE OIL. ENGINE OPERATION CHECKED NORMAL. ENGINE TOTAL TIME: 58,369 HOURS; 68,640 CYCLES.
- [SDR 96ZZZM1200](https://openairdocs.org/sdr/96ZZZM1200.md): Longeron · cracked · Jun 30, 1996 · N921L · Doug DC932 · Fuselage Main, Longeron/Stringer
  > STL - DURING SPECIAL CHECK, FOUND A CRACK IN LONGERON 1L, STATION 756. REPAIRED PER SRM 53-02, FIGURE 4, PAGE 5. (M)
- [SDR 96ZZZM43](https://openairdocs.org/sdr/96ZZZM43.md): Wire Harness · out of position · Dec 25, 1995 · N921L · Doug DC932 · Electrical Power System Wiring
  > FLT NR 471 - STL - DURING CLIMB, MAIN LANDING GEAR HANDLE WOULD NOT TRAVEL BEYOND ONE-THIRD OF TRAVEL. SPOILERS WOULD NOT ARM FOR LANDING. FOUND WIRE BUNDLE BLOCKING GEAR CONTROL LEVER. REPOSITIONED TO CLEAR AND SECURED WIRE BUNDLE. GEAR SWING OPERATIONS N

## 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 = 'N921L' AND deregistration_id = 'N921L-2005-10-19'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/deregistered/N921L-2005-10-19/reports

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