# Service difficulty reports: N993Z, cancelled Aug 28, 2001

A list on [N993Z, cancelled Aug 28, 2001](https://openairdocs.org/deregistered/N993Z-2001-08-28.md).

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

- [SDR TWAA9912402](https://openairdocs.org/sdr/TWAA9912402.md): Strut · ruptured · Sep 9, 1999 · N993Z · Doug DC931 · Main Landing Gear Strut/Axle/Truck
  > DURING LANDING THE LT MAIN LANDING GEAR COLLAPSED. AS A RESULT THE AIRCRAFT STOPPED WITH THE LEFT WING TIP IN CONTACT WITH THE GROUND. CHECK-C 12-7-98 STL. *S/D* FLIGHT CREW REPORTED A HARD LANDING. IT APPEARS THAT THE LT MAIN LANDING GEAR OUTER CYLINDER
- [SDR TWAA9907501](https://openairdocs.org/sdr/TWAA9907501.md): Power Supply · inoperative · May 21, 1999 · N993Z · Doug DC931 · Emergency Lighting
  > DURING TAXI, FORWARD CABIN EGRESS LIGHTS CAME ON. AIRCRAFT RETURNED TO THE GATE. THE POWER SUPPLY WAS WORN OUT. POWER SUPPLY WAS REPLACED. CHECKS MADE TO ASSURE NORMAL OPERATION. CHECK -C 12-07-98 STL.
- [SDR TWAA9801405](https://openairdocs.org/sdr/TWAA9801405.md): Wire · worn · Jan 25, 1998 · N993Z · Doug DC931 · Light System Wiring
  > STL - 698 - DURING OVERNIGHT MAINTENANCE, THE FLOOR EMERGENCY EGRESS LIGHTS WERE FOUND TO BE INOPERATIVE FROM ROW 22 TO 24. REPLACED THE FEED CABLE FROM THE BATTERY PACK TERMINAL STRIP TO FLEX CABLE. (M)
- [SDR TWAA9810103](https://openairdocs.org/sdr/TWAA9810103.md): Frame · cracked · Oct 7, 1997 · N993Z · Doug DC931 · Fuselage Miscellaneous Structure
  > MCI - DURING OP 16 MAINTENANCE CHECK, FOUND 4 INCH CRACK IN LT FORWARD PASSENGER DOOR OUTER DOOR FRAME, AFT EDGE AT DOOR HOLD OPEN HOOK. INSTALLED NEW SECTION OF PAN PER SRM 51-00, USING SPP. TOTAL TIME: 72,580 HOURS. TOTAL CYCLES: 77,573. (X)
- [SDR TWAA9810007](https://openairdocs.org/sdr/TWAA9810007.md): Skin · dented · Oct 7, 1997 · N993Z · Doug DC931 · Fuselage Main, Plate/Skin
  > MCI - DURING OP 16 MAINTENANCE CHECK, FOUND DENT IN SKIN ON FORMER STA 237, S19L TO 20L, 3 INCHES BY 2 INCHES BY.050 INCH DEEP. HFEC FOUND NO CRACKS IN DENT. REPAIRED PER SRM 53-04, FIGURE 38, SHEET 25. TOTAL TIME: 72,580 HOURS. TOTAL CYCLES: 77,573. (
- [SDR TWAA9810006](https://openairdocs.org/sdr/TWAA9810006.md): Frame · cracked · Oct 7, 1997 · N993Z · Doug DC931 · Auxiliary Power Unit (APU) Doors
  > MCI - DURING OP 16 MAINTENANCE CHECK, FOUND FORWARD FRAME CRACKED ON RT APU DOOR. STOP DRILLED CRACK AND INSTALLED DOUBLER WITH RIVETS AND SEALER PER SRM 51-20-0. TOTAL TIME: 72,580 HOURS. TOTAL CYCLES: 77,573. (X)
- [SDR TWAA9810005](https://openairdocs.org/sdr/TWAA9810005.md): Frame · cracked · Oct 7, 1997 · N993Z · Doug DC931 · Fuselage Main, Frame
  > MCI - DURING OP 16 MAINTENANCE CHECK, FOUND LOWER FUSELAGE FORMER CRACKED AT STA 617, LONGERON 25L. INSTALLED ANGLE REPAIR ON FORMER PER SRM 53-01, PAGE 110 FIG 2. TOTAL TIME: 72,580 HOURS. TOTAL CYCLES: 77,573. (X)
- [SDR TWAA9810003](https://openairdocs.org/sdr/TWAA9810003.md): Splice · cracked · Oct 7, 1997 · N993Z · Doug DC931 · Fuselage Miscellaneous Structure
  > MCI - DURING OP 16 MAINTENANCE CHECK, FOUND LONGERON 29L SPLICE FITTING CRACK AT STA 825. REPLACED LONGERON SPLICE PER SRM 51-01, PG 1, ITEM C. TOTAL TIME: 72,580 HOURS. TOTAL CYCLES: 77,573. (X)
- [SDR TWAA9810002](https://openairdocs.org/sdr/TWAA9810002.md): Web · corroded · Oct 7, 1997 · N993Z · Doug DC931 · Fuselage Miscellaneous Structure
  > MCI - DURING OP 16 MAINTENANCE CHECK FOUND CORROSION ON MEMBRANE UNDER FLOOR PANEL NR 1, STA 148, RBL 44 TO RBL 48 INCHES. REMOVED AND INSTALLED NEW MEMBRANE PER SRM 51-03, PAGE 4, STA 141 TO STA 205.6,.50 INCH IN OF RIGHT SERVICE DOOR. (TOTAL TIME: 72,580
- [SDR TWAA9810001](https://openairdocs.org/sdr/TWAA9810001.md): Skin · gouged · Oct 7, 1997 · N993Z · Doug DC931 · Fuselage Main, Plate/Skin
  > MCI - DURING OP 16 MAINTENANCE CHECK, FOUND DENT AND GOUGE AT FS 100, LONGERON 18L, 1 INCH BY 1 INCH BY.025 INCH DEEP. NO CRACK FOUND. REPAIRED PER SRM 53-04, PAGE 218. TOTAL TIME: 72,580 HOURS. TOTAL CYCLES: 77,573. (X)
- [SDR TWAA9809630](https://openairdocs.org/sdr/TWAA9809630.md): Tie · cracked · Oct 7, 1997 · N993Z · Doug DC931 · Fuselage Miscellaneous Structure
  > MCI - DURING OP 16 MAINTENANCE CHECK, FOUND FLOORBEAM TO SKIN TIE CRACKED BELOW LONGERON 18R, STA 996. REPLACED SKIN TIE PER SRM 51-01, PAGE 1 ITEM C. TOTAL TIME: 72,580 HOURS. TOTAL CYCLES: 77,573. (X)
- [SDR TWAA9809629](https://openairdocs.org/sdr/TWAA9809629.md): Frame · cracked · Oct 7, 1997 · N993Z · Doug DC931 · Fuselage Main, Frame
  > MCI - DURING OP 16 MAINTENANCE CHECK FOUND CRACK IN FORMER RING AT STA 980, LONGERON 22L. REPAIRED CRACK PER SRM 53-03, PAGE 45. TOTAL TIME: 72,580 HOURS. TOTAL CYCLES: 77,573. (X)
- [SDR TWAA9809628](https://openairdocs.org/sdr/TWAA9809628.md): Splice · cracked · Oct 7, 1997 · N993Z · Doug DC931 · Fuselage Miscellaneous Structure
  > MCI - DURING OP 26 MAINTENANCE CHECK, FOUND LONGERON 30 SPLICE FITTING CRACKED AT STA 800. REPLACED FITTING PER SRM 51-01, PG 1, ITEM C. TOTAL TIME: 72,580 HOURS. TOTAL CYCLES: 77,573. (X)
- [SDR TWAA9809627](https://openairdocs.org/sdr/TWAA9809627.md): Frame · cracked · Oct 7, 1997 · N993Z · Doug DC931 · Fuselage Main, Frame
  > MCI - DURING OP 16 MAINTENANCE CHECK, FOUND FUSELAGE FORMER SUPPORT FOOT CRACKED BETWEEN LONGERONS 30L AND 29L AT STA 617. REPLACED FORMER TO STRINGER SUPPORT CLIP PER SRM 51-01, PG 1. TOTAL TIME: 72,580 HOURS. TOTAL CYCLES: 77,573. (X)
- [SDR TWAA9809626](https://openairdocs.org/sdr/TWAA9809626.md): Support · cracked · Oct 7, 1997 · N993Z · Doug DC931 · Fuselage Miscellaneous Structure
  > MCI - DURING OP 16 MAINTENANCE CHECK, FOUND FLOOR SUPPORT CRACK AT STA 832, LONGERON 30. WELDED CRACK IN FLOOR SUPPORT FLANGE PER DOUGLAS PROCESS SPEC 101301. TOTAL TIME: 72,580 HOURS. TOTAL CYCLES: 77,573. (X)
- [SDR TWAA9809625](https://openairdocs.org/sdr/TWAA9809625.md): Longeron · cracked · Oct 7, 1997 · N993Z · Doug DC931 · Fuselage Main, Longeron/Stringer
  > MCI - DURING OP 16 MAINTENANCE CHECK FOUND LONGERON 4L AT FS 160 WITH A.3750 INCH CRACK RADIATING FROM BOTH SIDES OF INBD FASTENER ATTACHMENT TO FORMER. MADE LONGERON REPAIR SPLICE PER SRM 53-02, FIG 8. TOTAL TIME: 72,580 HOURS. TOTAL CYCLES: 77,573. (X
- [SDR TWAA9809624](https://openairdocs.org/sdr/TWAA9809624.md): Fitting · cracked · Oct 7, 1997 · N993Z · Doug DC931 · Fuselage Miscellaneous Structure
  > MCI - DURING OP 16 MAINTENANCE CHECK, FOUND STRINGER TO FORMER FITTING CRACKED AT LONGERONS 29R TO 30R, STA 551. FITTING REPLACED WITH NEW PER SRM 51-01, PAGE 1. TOTAL TIME: 72,580 HOURS. TOTAL CYCLES: 77,573. (X)
- [SDR TWAA9809623](https://openairdocs.org/sdr/TWAA9809623.md): Seat Track · corroded · Oct 7, 1997 · N993Z · Doug DC931 · Fuselage, Seat/Cargo Attach Fittings
  > MCI - DURING OP 16 MAINTENANCE CHECK, FOUND CORROSION IN CHAIR TRACK AT STA 200. REPLACED TRACK PER SRM 51-01, PAGE 1 ITEM C. TOTAL TIME: 72,580 HOURS. TOTAL CYCLES: 77,573. (X)
- [SDR TWAA9809622](https://openairdocs.org/sdr/TWAA9809622.md): Longeron · cracked · Oct 7, 1997 · N993Z · Doug DC931 · Fuselage Main, Longeron/Stringer
  > MCI - DURING OP 16 MAINTENANCE CHECK, FOUND LONGERON 23R CRACKED AT FORWARD END, STA 756. REPLACED LONGERON SECTION PER SRM 53-02, FIGURE 18. TOTAL TIME: 72,580 HOURS. TOTAL CYCLES: 77,573. (X)
- [SDR TWAA9809621](https://openairdocs.org/sdr/TWAA9809621.md): Splice · cracked · Oct 7, 1997 · N993Z · Doug DC931 · Fuselage Miscellaneous Structure
  > MCI - DURING OP 16 MAINTENANCE CHECK, FOUND LONGERON 28L SPLICE FITTING CRACKED AT STA 824. INSTALLED NEW PART PER SRM 51-01, PAGE 1, ITEM C. TOTAL TIME: 72,580 HOURS. TOTAL CYCLES: 77,573. (X)
- [SDR TWAA9809620](https://openairdocs.org/sdr/TWAA9809620.md): Support · cracked · Oct 7, 1997 · N993Z · Doug DC931 · Fuselage Miscellaneous Structure
  > MCI - DURING OP 16 MAINTENANCE CHECK, FOUND CRACKED SUPPORT BRACKET AT FS 588 BETWEEN STR 29L AND STR S30L. INSTALLED NEW BRACKET PER SRM 51-01, PAGE 1, ITEM C. TOTAL TIME: 72,580 HOURS. TOTAL CYCLES: 77,573. (X)
- [SDR TWAA9809619](https://openairdocs.org/sdr/TWAA9809619.md): Tie · cracked · Oct 7, 1997 · N993Z · Doug DC931 · Fuselage Miscellaneous Structure
  > MCI - DURING OP 16 MAINTENANCE CHECK FOUND STR 28R TIE CRACKED AT STA 585. REPLACED STRINGER FTG PER SRM 51-01, PARA C. (X)
- [SDR TWAA9809618](https://openairdocs.org/sdr/TWAA9809618.md): Tie · cracked · Oct 7, 1997 · N993Z · Doug DC931 · Fuselage Miscellaneous Structure
  > MDCI - DURING OP 16 MAINTENANCE CHECK, FOUND FUSELAGE LONGERON 29R SUPPORT CLIP CRACKED AT STA 660. INSTALLED NEW SUPPORT CLIP AT STA 660, LONGERON 29R PER SRM 51-01, PARA C, PG 1. (X)
- [SDR TWAA9809616](https://openairdocs.org/sdr/TWAA9809616.md): Tie · cracked · Oct 7, 1997 · N993Z · Doug DC931 · Fuselage Miscellaneous Structure
  > MCI - DURING OP 16 MAINTENANCE CHECK, FOUND STR 28L TIE CRACKED AT STA 585. REPLACED LONGERON FITTING PER SRM 51-01, PAGE 1 PARA C. (X)
- [SDR TWAA9809615](https://openairdocs.org/sdr/TWAA9809615.md): Longeron · corroded · Oct 7, 1997 · N993Z · Doug DC931 · Fuselage Main, Longeron/Stringer
  > MCI - DURING OP 16 MAINTENANCE CHECK FOUND CORRODED LONGITUDINAL STIFFENER AT STA 630 TO STA TO 680 BETWEEN L29R AND L30R. REPLACED HAT SECTION STIFFENER PER SRM 51-01, PAGE 1. (X)
- [SDR TWAA9809614](https://openairdocs.org/sdr/TWAA9809614.md): Tie · cracked · Oct 7, 1997 · N993Z · Doug DC931 · Fuselage Miscellaneous Structure
  > MCI - DURING OP 16 MAINTENANCE CHECK, FOUND R29 STR TIE CRACKED AT STA 585. REPLACED STRINGER TIE PER SRM 53-01, PAGE 1 PARA C. (X)
- [SDR TWAA9809613](https://openairdocs.org/sdr/TWAA9809613.md): Splice · cracked · Oct 7, 1997 · N993Z · Doug DC931 · Fuselage Miscellaneous Structure
  > MCI - DURING OP 16 MAINTENANCE CHECK, FOUND LONGERON 29L SPLICE FITTING AT STA 848 CRACKED. REPLACED LONGERON SPLICE PER SRM 51-01, PAGE 1, ITEM C, AND STD PRACTICES. (X)
- [SDR TWAA9809612](https://openairdocs.org/sdr/TWAA9809612.md): Tie · cracked · Oct 7, 1997 · N993Z · Doug DC931 · Fuselage Miscellaneous Structure
  > MCI - DURING OP 16 MAINTENANCE CHECK, FOUND A CRACK AT FLOOR BEAM TO LONGERON TIE AT STA 996, L18R. INSTALLED REPAIR AT STA 996, L18R, PER SRM 53-03. (X)
- [SDR TWAA9809611](https://openairdocs.org/sdr/TWAA9809611.md): Tie · cracked · Oct 7, 1997 · N993Z · Doug DC931 · Fuselage Miscellaneous Structure
  > MCI - DURING OP 16 MAINTENANCE CHECK FOUND STR 25R TIE CRACKED AT STA 585. REPLACED LONGERON FITTING PER SRM 51-01, PAGE 1 ITEM C. (X)
- [SDR TWAA9809610](https://openairdocs.org/sdr/TWAA9809610.md): Longeron · cracked · Oct 7, 1997 · N993Z · Doug DC931 · Fuselage Main, Longeron/Stringer
  > MCI - DURING OP 15 MAINTENANCE CHECK FOUND FUSELAGE LONGERON 28R CRACKED AT STA 604. REPLACED LONGERON FITTING PER SRM 51-01, PAGE 1, PARA C. (X)
- [SDR TWAA9809609](https://openairdocs.org/sdr/TWAA9809609.md): Web · cracked · Oct 7, 1997 · N993Z · Doug DC931 · Fuselage Miscellaneous Structure
  > MCI - DURING OP 16 MAINTENANCE CHECK, FOUND HOLE IN MEMBRANE BELOW FLOOR AT FS 157, RBL 3, AND HAD CRACKS AND CORROSION FROM STA 145 TO STA 159, RBL 12 TO LBL 6 INCHES. REMOVED DAMAGED AREA OF FLOOR AND REPLACED WITH NEW FLOOR PER SRM 53-01, PAGE 18, FIGURE 4
- [SDR TWAA9809608](https://openairdocs.org/sdr/TWAA9809608.md): Tie · cracked · Oct 7, 1997 · N993Z · Doug DC931 · Fuselage Miscellaneous Structure
  > MCI - DURING OP 16 MAINTENANCE CHECK FOUND STR 27R WITH TIE CRACKED AT STA 585. REPLACED LONGERON FITTING PER SRM 51-01, PAGE 1 PARA C. (X)
- [SDR TWAA9809607](https://openairdocs.org/sdr/TWAA9809607.md): Tie · cracked · Oct 7, 1997 · N993Z · Doug DC931 · Fuselage Miscellaneous Structure
  > MCI - DURING OP 16 MAINTENANCE CHECK, FOUND R24 STRINGER TIE CRACKED AT STA 585. INSTALLED NEW STR TIE PER SRM 51-01, PAGE1 PARA C. (X)
- [SDR TWAA9809606](https://openairdocs.org/sdr/TWAA9809606.md): Angle · corroded · Oct 7, 1997 · N993Z · Doug DC931 · Fuselage Miscellaneous Structure
  > MCI - DURING OP 16 MAINTENANCE CHECK, FOUND AFT FUSELAGE RT FUSELAGE TO VERTICAL FIN, LE ATTACH ANGLE CRACKED AT UPPER ROW OF FASTENERS AT MIDDLE. REPLACED ATTACH ANGLE PER SRM 51-01, PAGE 1 ITEM C. (X)
- [SDR TWAA9809604](https://openairdocs.org/sdr/TWAA9809604.md): Fitting · cracked · Oct 7, 1997 · N993Z · Doug DC931 · Fuselage Miscellaneous Structure
  > MCI - DURING OP 16 MAINTENANCE CHECK FOUND STRINGER TO FORMER FITTING CRACKED AT STA 632, L29R TO 30R. FITTING REPLACED WITH NEW PER SRM 51-01, PAGE 1. TOTAL TIME: 72,580 HOURS. TOTAL CYCLES: 77,573. (X)
- [SDR TWAA9809601](https://openairdocs.org/sdr/TWAA9809601.md): Bulkhead Support · cracked · Oct 7, 1997 · N993Z · Doug DC931 · Fuselage Main, Bulkhead
  > MCI - DURING OP 16 MAINTENANCE CHECK, FOUND SUPPORT BRACKET ON AFT PRESSURE BULKHEAD AFT OF 24 RL CRACKED AT STA 579. REPLACED CRACKED ANGLE PER SRM 51-00. TOTAL TIME: 72,580 HOURS. TOTAL CYCLES: 77,573. (X)
- [SDR TWAA9809515](https://openairdocs.org/sdr/TWAA9809515.md): Flange · worn · Oct 7, 1997 · N993Z · Doug DC931 · Auxiliary Power Unit (APU) Doors
  > MCI - DURING OP 16 MAINTENANCE CHECK, FOUND RT APU DOOR INBD FORWARD FLANGE WORN. INSTALLED DOUBLER WITH SEALER PER SRM 51-20-0 FIG 7 AND RIVETS. (X)
- [SDR TWAA9807901](https://openairdocs.org/sdr/TWAA9807901.md): Floorbeam · cracked · Oct 7, 1997 · N993Z · Doug DC931 · Fuselage Main, Floor Beam
  > MCI - DURING OP 16 MAINTENANCE CHECK, FOUND A CRACK AT FLOORBEAM TO LONGERON TIE AT STATION 996, LONGERON 18R. INSTALLED REPAIR AT STATION 996, LONGER 18R PER DC9 SRM 53-03. (M)
- [SDR TWAA9806011](https://openairdocs.org/sdr/TWAA9806011.md): Skin · dented · Oct 7, 1997 · N993Z · Doug DC931 · Fuselage Main, Plate/Skin
  > MCI - DURING OP16 MAINTENANCE CHECK, FOUND BULGES IN SKIN AT STATION 607, LONGERON 26L TO 26R. INSTALLED NEW SKIN PANEL PER SRM 51-01 PAGE 1 PARA C. (M)
- [SDR TWAA9805804](https://openairdocs.org/sdr/TWAA9805804.md): Angle · cracked · Oct 7, 1997 · N993Z · Doug DC931 · Vertical Stabilizer
  > MCI - DURING OP 16 MAINTENANCE CHECK, FOUND VERTICAL FIN TO FUSELAGE ATTACH ANGLE CRACKED JUST FORWARD OF LEFT FIN ACCESS PLATE, AT DORSAL FIN FITTING AREA. REMOVED AND REPLACED ANGLE PER SRM 51-01 PAGE 1 ITEM C. (M)
- [SDR TWAA9805702](https://openairdocs.org/sdr/TWAA9805702.md): Skin · cracked · Oct 7, 1997 · N993Z · Doug DC931 · Fuselage Main, Plate/Skin
  > MCI - DURING OP 16 MAINTENANCE CHECK, FOUND 2 INCH DENT IN SKIN AT STATION 214, LONG 4L. HIGH FREQ EDDY CURRENT VERIFIED CRACK IN SKIN. REPAIRED PER SRM 53-04 FIG 38. (M)
- [SDR TWAA9805701](https://openairdocs.org/sdr/TWAA9805701.md): Spar · cracked · Oct 7, 1997 · N993Z · Doug DC931 · Wing Spar
  > MCI - DURING OP 16 MAINTENANCE CHECK, FOUND CRACK INDICATION IN RT WING REAR SPAR AT INBD FLAP HINGE CASTING LOWER INBOARD HOLE. REPAIRED PER DOUGLAS DRAWING JO60271. (M)
- [SDR TWAA9805601](https://openairdocs.org/sdr/TWAA9805601.md): Skin · corroded · Oct 7, 1997 · N993Z · Doug DC931 · Fuselage Main, Plate/Skin
  > MCI - DURING OP 16 MAINTENANCE CHECK, FOUND BULGES IN THE LOWER FUSELAGE SKIN AT STA 607 STR 29L TO STR 29R. INSTALLED NEW SKIN PANEL PER SRM 51-01 PG 1 PARA C. (X)
- [SDR TWAA9759001](https://openairdocs.org/sdr/TWAA9759001.md): Battery Pack · discharged · May 13, 1997 · N993Z · Doug DC931 · Emergency Lighting
  > STL - FLT 578 - DURING CRUISE, EMERGENCY ESCAPE PATH LIGHTING ILLUMINATED. REMOVED AND REPLACED BATTERY PACK, MFG P/N 58922-2, MANUFACTURED BY LUMINESCENT SYSTEMS, INC. OPERATIONAL CHECK NORMAL. (M)
- [SDR TWAA9734001](https://openairdocs.org/sdr/TWAA9734001.md): Hyd Line · loose · Mar 5, 1997 · N993Z · Doug DC931 · Hydraulic System, Main
  > STL - DURING CLIMB RIGHT MAIN GEAR UNSAFE LIGHT ILLUMINATED. REROUTED AND SECURED RIGHT MAIN GEAR ACTUATOR HYDRAULIC SUPPLY LINES. OPERATIONAL GEAR SWING NORMAL. (M)
- [SDR 96ZZZM1450](https://openairdocs.org/sdr/96ZZZM1450.md): Battery Pack · discharged · Oct 6, 1996 · N993Z · Doug DC931 · Emergency Lighting
  > STL - DURING OVERNIGHT, FOUND RIGHT NACELLE EMERGENCY LIGHT INOP. FOUND BATTERY PACK MFG P/N 39164, MALFUNCTIONING. REPLACED BATTERY PACK AND EMERGENCY LIGHT SYSTEM OPERATION CHECKED NORMAL.
- [SDR 96ZZZX4907](https://openairdocs.org/sdr/96ZZZX4907.md): Strut · required service · Aug 31, 1996 · N993Z · Doug DC931 · Nose/Tail Landing Gear Strut/Axle
  > CVG - FLT 421 - AFTER TAKEOFF WHEN LANDING GEAR WAS RETRACTED, NLG WOULD NOT RETRACT. LUBRICATED NOSE GEAR, SERVICED STRUT WITH HYDRUALIC FLUID AND NITROGEN. OPERATED LANDING GEAR SEVERAL TIMES AND OPERATION AND INDICATION CHECKED NORMAL. CHECK C - 8-11-96
- [SDR 96ZZZX310](https://openairdocs.org/sdr/96ZZZX310.md): Latch · not latched · Jan 7, 1996 · N993Z · Doug DC931 · Landing Gear Door Retract Section
  > STL - FLT 541 - AFTER TAKEOFF, LANDING GEAR RETRACTION LEFT MLG UNSAFE LIGHT REMAINED ON. CYCLED LANDING GEAR AND LANDING GEAR DOOR OPEN LIGHT REMAINED ILLUMINATED. FOUND LEFT MLG DOOR LATCH HOOK NOT LATCHING INTO POSITION. RIGGED DOOR LATCH ROLLER ASSY. L
- [SDR 96ZZZX309](https://openairdocs.org/sdr/96ZZZX309.md): Connector · loose · Jan 7, 1996 · N993Z · Doug DC931 · Landing Gear Position and Warning
  > STL - FLT 394 - DURING APPROACH WHEN LANDING GEAR WAS EXTENDED, LANDING GEAR DOOR OPEN LIGHT REMAINED ON. VISUAL CHECK SHOWED LANDING GEAR DOORS TO BE CLOSED. FOUND PIN PUSHED BACK IN RIGHT GEAR DOOR SWITCH CONNECTOR. SECURED PIN IN RIGHT GEAR DOOR SWITCH C

## 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 = 'N993Z' AND deregistration_id = 'N993Z-2001-08-28'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/deregistered/N993Z-2001-08-28/reports

---
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