# Service difficulty reports: N474, cancelled Feb 28, 2020

A list on [N474, cancelled Feb 28, 2020](https://openairdocs.org/deregistered/N474-2020-02-28.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 · 86 reports

- [SDR AALA20160105005](https://openairdocs.org/sdr/AALA20160105005.md): Power Supply · inoperative · Jan 4, 2016 · N474 · Doug DC982 · Emergency Lighting
  > EMER LIGHTS OVER TAIL CATWALK FAILED TO TEST. REPLACED EMER LIGHT POWER SUPPLY B5-28 IAW AMM 33-53-00. TESTED OK. THE ACFT WAS NOT GNDED.
- [SDR AALA20160105004](https://openairdocs.org/sdr/AALA20160105004.md): Power Supply · inoperative · Jan 4, 2016 · N474 · Doug DC982 · Emergency Lighting
  > TAIL CONE & AFT DOOR EMER LIGHTS FAILED TO TEST. REPLACED B5-27 EMER LIGHT POWER SUPPLY IAW AMM 33-53-00. TESTED OK. THE ACFT WAS NOT GNDED.
- [SDR AALA20160105003](https://openairdocs.org/sdr/AALA20160105003.md): Battery Pack · discharged · Jan 4, 2016 · N474 · Doug DC982 · Emergency Lighting
  > REFERENCE WC 5403. EGRESS LIGHT POWER SUPPLY AB5-4 FAILS TO TEST, BATTERIES WEAK. REPLACED EGRESS LIGHT POWER SUPPLY AB5-4 BATTERY PACK IAW AMM 33-60-98. TESTED OK. THE ACFT WAS NOT GNDED.
- [SDR AALA20160105002](https://openairdocs.org/sdr/AALA20160105002.md): Battery Pack · discharged · Jan 4, 2016 · N474 · Doug DC982 · Emergency Lighting
  > EGRESS LIGHT POWER SUPPLY AB5-3 FAILS TO TEST, BATTERIES WEAK. REPLACED EGRESS LIGHT POWER SUPPLY AB5-3 BATTERY PACK IAW AMM 33-60-98. TESTED OK. THE ACFT WAS NOT GNDED.
- [SDR AALA20160105001](https://openairdocs.org/sdr/AALA20160105001.md): Portable Light · inoperative · Jan 4, 2016 · N474 · Doug DC982 · Emergency Lighting
  > L1 DOOR PORTABLE EMER LIGHT FAILS TO TEST. REPLACED L1 DOOR PORTABLE EMER LIGHT ASSEMBLY IAW AMM 33-53-00, TESTED OK. THE ACFT WAS NOT GNDED.
- [SDR AALA20141124006](https://openairdocs.org/sdr/AALA20141124006.md): Oil Filter · clogged · Nov 24, 2014 · N474 · Doug DC982 · Engine Oil Distribution (Airframe Furnished)
  > EMERGENCY DECLARED, LANDING UNEVENTFUL & ACFT NOT OVERWEIGHT. DURING APPROACH RT ENG OIL STRAINER CLOG LIGHT ILLUMINATED. REDUCED POWER IAW QRH & LANDED. R & R OIL FILTER IAW AMM 71-91-12. NO DEFECTS NOTED. PERFORMED LEAK CHECK, SYS CHECKED GOOD.
- [SDR AALA20141024003](https://openairdocs.org/sdr/AALA20141024003.md): Former · cracked · Oct 24, 2014 · N474 · Doug DC982 · Leading Edge Devices
  > RIGHT WING LE NR 4 SLAT TRACK LE INBD FORMER IS CRACKED. INSTALLED RT WING NR 4 SLAT TRACK LE INBD FORMER DOUBLER & HAT BUSHING IAW WORK CARD 57-98-06 & EA MD80-57-037112.
- [SDR AALA20141024002](https://openairdocs.org/sdr/AALA20141024002.md): Former · cracked · Oct 24, 2014 · N474 · Doug DC982 · Leading Edge Devices
  > LEFT WING LE NR 4 SLAT TRACK LE INBD FORMER IS CRACKED. INSTALLED LT WING NR 4 SLAT TRACK LE INBD FORMER DOUBLER & HAT BUSHING IAW WORK CARD 57-98-05 & EA MD80-57-037112.
- [SDR AALA20140929014](https://openairdocs.org/sdr/AALA20140929014.md): Tire · separated · Sep 29, 2014 · N474 · Doug DC982 · Tire
  > NUMBER 1 TIRE TREAD SEPARATED & CAUSED DAMAGE TO THE LT INBD FLAP & POSSIBLE ENG INGESTION. EMER DECLARED FLIGHT REMOVED ACFT FROM SERVICE. REPLACED LT INBD FLAP MPN 5930479513 & LT ENG N1 BLADES. SYS GND CHECKED NORMAL OPERATION CLOSED.
- [SDR AALA20131121012](https://openairdocs.org/sdr/AALA20131121012.md): Skin · gouged · Nov 21, 2013 · N474 · Doug DC982 · Fuselage Main, Plate/Skin
  > GOUGE BELOW LT FWD LAVATORY SERVICE DOOR. FABRICATED & INSTALLED DOUBLER IAW SRM 53-04-05 & EA MD80-53-032568.
- [SDR AALA20130524012](https://openairdocs.org/sdr/AALA20130524012.md): Casting · cracked · May 24, 2013 · N474 · Doug DC982 · Spoilers
  > RIGHT WING GROUND SPOILER CASTING CRACKED. REPLACED CASTING IAW AARD 51-00-05-1.
- [SDR AALA20130524010](https://openairdocs.org/sdr/AALA20130524010.md): Frame · cracked · May 24, 2013 · N474 · Doug DC982 · Fuselage Main, Frame
  > 1485 CANT FRAME CRACKED BELOW STAIR RETENTION ACTUATOR. INSTALLED DOUBLER IAW AARD 53-10-00-33.
- [SDR AALA20130512007](https://openairdocs.org/sdr/AALA20130512007.md): Shutoff Valve · leaking · May 12, 2013 · N474 · Doug DC982 · Hydraulic System, Main
  > DFW - CREW REPORTED RIGHT HYDRAULIC SYSTEM QUANTITY LOSS. EMERGENCY DECLARED FLIGHT LANDED DFW WITHOUT INCIDENT. DETERMINED A LARGE LEAK IN THE TAIL AREA. AIRCRAFT REMOVED FROM SERVICE. REPLACED RIGHT SYSTEM SPOILER ROTARY GROUND SHUT OFF VALVE. SYSTEM GRO
- [SDR AALA20121025005](https://openairdocs.org/sdr/AALA20121025005.md): O-Ring · defective · Oct 25, 2012 · N474 · Doug DC982 · Cabin Cooling System
  > LAX - CREW REPORTED ON CLIMBOUT RIGHT PACK FAILED WITH LEFT PACK ON PLACARD FOLLOWED BY TAIL COMPARTMENT HIGH TEMPERATURE LIGHT. EMERGENCY DECLARED FLIGHT RETURNED LAX LANDED WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. REPLACED O-RING AND INSTALLED DUC
- [SDR AALA20120328002](https://openairdocs.org/sdr/AALA20120328002.md): Portable Light · inoperative · Mar 27, 2012 · N474 · Doug DC982 · Emergency Lighting
  > LEFT NUMBER 1 DOOR PORTABLE EMERGENCY LIGHT INOPERATIVE. REPLACED PORTABLE EMERGENCY LIGHT AT LEFT NUMBER 1 DOOR. OPS CHECKS NORMAL.
- [SDR AALA20120109TUL04](https://openairdocs.org/sdr/AALA20120109TUL04.md): Doubler · defective · Jan 9, 2012 · N474 · Doug DC982 · Fuselage Main, Plate/Skin
  > LEFT ALTERNATE STATIC PORT HAS INTERNAL DOUBLER THAT FAILED WAVINESS INSPECTION. INSTALLED DOUBLER PER SRM 53-04-2 AND SG0953001.
- [SDR AALA20120109TUL03](https://openairdocs.org/sdr/AALA20120109TUL03.md): Door Frame · corroded · Jan 9, 2012 · N474 · Doug DC982 · Fuselage Main, Structure
  > AFT CARGO DOOR JAMB BEAM STATIONS 1155 TO 1212 CORRODED. INSTALLED REPAIR DOUBLER PER AARD 53-10-00-3.
- [SDR AALA20111222TUL08](https://openairdocs.org/sdr/AALA20111222TUL08.md): Cusp Web · damaged · Dec 22, 2011 · N474 · Doug DC982 · Fuselage Miscellaneous Structure
  > STATIONS 826 TO 845, 5/16 INCH GAP BETWEEN NUMBER 1 SEAT TRACK AND CUSP. INSTALLED NEW LEFT CUSP SHEET FROM STATIONS 807 TO 845 PER AARD 51-10-00-5.
- [SDR AALA20111221TUL01](https://openairdocs.org/sdr/AALA20111221TUL01.md): Tee Fitting · damaged · Dec 21, 2011 · N474 · Doug DC982 · Fuselage Miscellaneous Structure
  > AT APPROXIMATE STATION 836, LEFT CUSP TEE HORIZONTAL FLANGE BENT AT CUSP SHEET TO CUSP TEE FASTENER HOLE. INSTALLED NEW SECTION OF LEFT CUSP TEE STATIONS 826 TO 845 AARD 51-10-00-5.
- [SDR AALA20111219TUL06](https://openairdocs.org/sdr/AALA20111219TUL06.md): Shear Tie · cracked · Dec 19, 2011 · N474 · Doug DC982 · Fuselage Internal Mounting Structure
  > RIGHT SIDE SHEAR TIE IS CRACKED FORWARD SIDE OF FRAME 1380 ABOVE LONGERON 14 RIGHT. INSTALLED DOUBLER ON SHEAR TIE AT STATION 1380 LONGERON 14 RIGHT PER AARD 53-10-00-20.
- [SDR AALA20111219TUL05](https://openairdocs.org/sdr/AALA20111219TUL05.md): Longeron · cracked · Dec 19, 2011 · N474 · Doug DC982 · Fuselage Main, Longeron/Stringer
  > OUTBOARD SIDE OF LONGERON IS CRACKED AT STATION 160 LONGERON 2 LEFT. REPAIRED LONGERON PER SRM 53-02-00 FIGURE 18.
- [SDR AALA20111219TUL04](https://openairdocs.org/sdr/AALA20111219TUL04.md): Mount · corroded · Dec 19, 2011 · N474 · Doug DC982 · Fuselage, Equipment Attach Fittings
  > GALLEY MOUNT CORROSION AT STATION 160 RIGHT BUTTLINE 11. REPLACED MOUNT PER AARD 51-10-00-5.
- [SDR AALA20111219TUL01](https://openairdocs.org/sdr/AALA20111219TUL01.md): Beam · corroded · Dec 19, 2011 · N474 · Doug DC982 · Fuselage Miscellaneous Structure
  > AFT CARGO, LOWER DOOR BEAM VERTICAL AND HORIZONTAL LEG HAS CORROSION, STATIONS 1155 TO 1212. REMOVED CORROSION AND INSTALLED DOUBLER REPAIR AS PER AARD 53-10-00-3.
- [SDR AALA20111218TUL12](https://openairdocs.org/sdr/AALA20111218TUL12.md): Cusp Web · corroded · Dec 18, 2011 · N474 · Doug DC982 · Fuselage Miscellaneous Structure
  > CUSP SHEET ON LEFT AROUND STATION 840 IS CORRODED. REPAIRED CUSP PER AARD 53-20-00-16.
- [SDR AALA20111218TUL11](https://openairdocs.org/sdr/AALA20111218TUL11.md): Cusp Web · corroded · Dec 18, 2011 · N474 · Doug DC982 · Fuselage Miscellaneous Structure
  > CORROSION ON CUSP UNDER NUMBER 6 SEAT TRACK AT STATION 256. REPAIRED CUSP PER AARD 53-20-00-16.
- [SDR AALA20111218TUL10](https://openairdocs.org/sdr/AALA20111218TUL10.md): Cusp Web · corroded · Dec 18, 2011 · N474 · Doug DC982 · Fuselage Miscellaneous Structure
  > CORROSION ON CUSP UNDER NUMBER 6 SEAT TRACK AT STATIONS 237 TO 242. REPAIRED CUSP PER AARD 53-20-00-16.
- [SDR AALA20111218TUL09](https://openairdocs.org/sdr/AALA20111218TUL09.md): Seat Track · corroded · Dec 18, 2011 · N474 · Doug DC982 · Fuselage, Seat/Cargo Attach Fittings
  > NUMBER 6 SEAT TRACK CORRODED AT STATIONS 214 TO 227. REPAIRED SEAT TRACK PER SRM 53-05-00 FIGURE 4F.
- [SDR AALA20111218TUL08](https://openairdocs.org/sdr/AALA20111218TUL08.md): Mount · corroded · Dec 18, 2011 · N474 · Doug DC982 · Fuselage, Equipment Attach Fittings
  > FORWARD OUTBOARD G2 GALLEY MOUNT CORRODED AT STATION 215 RIGHT BUTTLINE 56. INSTALLED NEW MOUNT PER AARD 51-10-00-5.
- [SDR AALA20111218TUL07](https://openairdocs.org/sdr/AALA20111218TUL07.md): Membrane · damaged · Dec 18, 2011 · N474 · Doug DC982 · Fuselage Miscellaneous Structure
  > FORWARD LEFT SUBFLOOR HAS DAMAGED HOLES BELOW FLOORBOARD SUPPORT STATIONS 162 TO 196 LEFT BUTTLINE 55. REPAIRED SUBFLOOR PER AARD 53-20-00-16.
- [SDR AALA20111218TUL06](https://openairdocs.org/sdr/AALA20111218TUL06.md): Intercostal · cracked · Dec 18, 2011 · N474 · Doug DC982 · Fuselage Miscellaneous Structure
  > INTERCOSTAL BETWEEN LONGERONS 28 AND 27 RIGHT AT STATIONS 237 TO 218 IS CRACKED. INSTALLED NEW INTERCOSTAL PER AARD 51-10-00-5.
- [SDR AALA20111218TUL05](https://openairdocs.org/sdr/AALA20111218TUL05.md): Cusp Web · damaged · Dec 18, 2011 · N474 · Doug DC982 · Fuselage Miscellaneous Structure
  > RIGHT CUSP AT STATION 163 RIGHT BUTTLINE 12 DAMAGED. REPAIRED CUSP PER AARD 53-20-00-16.
- [SDR AALA20111218TUL04](https://openairdocs.org/sdr/AALA20111218TUL04.md): Tee Fitting · corroded · Dec 18, 2011 · N474 · Doug DC982 · Fuselage Miscellaneous Structure
  > CORROSION ON CUSP TEE STATION 200, INBOARD OF FORWARD SERVICE DOOR. REPAIRED CUSP TEE PER AARD 53-20-00-14.
- [SDR AALA20111218TUL03](https://openairdocs.org/sdr/AALA20111218TUL03.md): Membrane · corroded · Dec 18, 2011 · N474 · Doug DC982 · Fuselage Miscellaneous Structure
  > CORROSION ON SUB-FLOOR AT STATION 199, 4 INCHES INBOARD OF FORWARD SERVICE DOOR JAMB. ACCOMPLISHED DOUBLER REPAIR PER AARD 53-20-00-14.
- [SDR AALA20111218TUL02](https://openairdocs.org/sdr/AALA20111218TUL02.md): Membrane · corroded · Dec 18, 2011 · N474 · Doug DC982 · Fuselage Miscellaneous Structure
  > CORROSION ON SUB-FLOOR AT STATION 200, 2 INCHES INBOARD OF FORWARD SERVICE DOOR JAMB. ACCOMPLISHED DOUBLER REPAIR PER AARD 53-20-00-14.
- [SDR AALA20111218TUL01](https://openairdocs.org/sdr/AALA20111218TUL01.md): Mount · corroded · Dec 18, 2011 · N474 · Doug DC982 · Fuselage, Equipment Attach Fittings
  > GALLEY MOUNT HAS CORROSION AT STATION 160 RIGHT BUTTLINE 11. INSTALLED NEW MOUNT PER AARD 51-10-00-5.
- [SDR AALA20111216TUL11](https://openairdocs.org/sdr/AALA20111216TUL11.md): Cusp Web · cracked · Dec 16, 2011 · N474 · Doug DC982 · Fuselage Miscellaneous Structure
  > CRACK ON LEFT CUSP AT STATION 220 AT LIGHTENING HOLE EXTENDING INBOARD. INSTALLED NEW LEFT CUSP FROM STATIONS 218 TO 237 PER AARD 51-10-00-5.
- [SDR AALA20111216TUL10](https://openairdocs.org/sdr/AALA20111216TUL10.md): Cusp Web · corroded · Dec 16, 2011 · N474 · Doug DC982 · Fuselage Miscellaneous Structure
  > CABIN HAS BULGE IN RIGHT CUSP AT STATION 1308. INSTALLED NEW RIGHT CUSP SHEET STATIONS 1250 TO 1309 PER AARD 51-10-00-5.
- [SDR AALA20111215TUL18](https://openairdocs.org/sdr/AALA20111215TUL18.md): Membrane · corroded · Dec 15, 2011 · N474 · Doug DC982 · Fuselage Miscellaneous Structure
  > CORROSION ON SUBFLOOR UNDER G-1 GALLEY DRAIN PAN. REMOVED DAMAGE AND INSTALLED DOUBLER PER AARD 53-20-00-16.
- [SDR AALA20111215TUL01](https://openairdocs.org/sdr/AALA20111215TUL01.md): Skin · bent · Dec 15, 2011 · N474 · Doug DC982 · Cargo/Baggage Doors
  > AFT CARGO DOOR UPPER EDGE OF DOOR SKIN BENT. INSTALLED REPAIR DOUBLER ON UPPER EDGE OF DOOR SKIN PER ESO 80186.
- [SDR AALA20111214TUL01](https://openairdocs.org/sdr/AALA20111214TUL01.md): Window Frame · cracked · Dec 14, 2011 · N474 · Doug DC982 · Fuselage Main, Structure
  > WINDOW FRAME, TOP FORWARD TAB HAS CRACK AT STATION 886 ON RIGHT. INSTALLED DOUBLER PER AARD 53-10-00-25.
- [SDR AALA20111213TUL08](https://openairdocs.org/sdr/AALA20111213TUL08.md): Window Frame · cracked · Dec 13, 2011 · N474 · Doug DC982 · Fuselage Main, Structure
  > WINDOW FRAME, FORWARD BOTTOM TAB HAS CRACK AT STATION 1098 ON RIGHT SIDE. INSTALLED DOUBLER PER AARD 53-10-00-25.
- [SDR AALA20110601TUL05](https://openairdocs.org/sdr/AALA20110601TUL05.md): Cusp Web · corroded · Jun 1, 2011 · N474 · Doug DC982 · Fuselage Miscellaneous Structure
  > RIGHT CUSP IS CORRODED STATION 559. INSTALLED RIGHT CUSP SHEET STATIONS 503 TO 598 PER AARD 51-10-00-5.
- [SDR AALA20100208LGA01](https://openairdocs.org/sdr/AALA20100208LGA01.md): Battery Pack · discharged · Feb 7, 2010 · N474 · Doug DC982 · Emergency Lighting
  > FIRST CLASS EMERGENCY LIGHTS INOPERATIVE. REPLACED BATTERY PACK FOR FIRST CLASS EMERGENCY LIGHTS.
- [SDR AALA200910605](https://openairdocs.org/sdr/AALA200910605.md): Shear Tie · cracked · Jan 14, 2009 · N474 · Doug DC982 · Fuselage Internal Mounting Structure
  > SHEAR TIE CRACKED AT STATION 1451 FRAME AT LONGERON 2 RIGHT. INSTALLED A SERVICEABLE SHEAR TIE PER SRM 53-01.
- [SDR AALA200801712](https://openairdocs.org/sdr/AALA200801712.md): Placard · worn · Jun 26, 2008 · N474 · Doug DC982 · Placards and Markings
  > LGA - PLACARD AT TAIL CONE OUTER EMERGENCY EXIT WORN. REPLACED PLACARD FOR AT TAIL CONE EMERGENCY EXIT. SYSTEM GROUND CHECKED NORMAL OPERATION. (A)
- [SDR AALA200801711](https://openairdocs.org/sdr/AALA200801711.md): Placard · missing · Jun 26, 2008 · N474 · Doug DC982 · Placards and Markings
  > LGA - PLACARD AT TAIL CONE OUTER LT EMERGENCY EXIT MISSING. REPLACED PLACARD FOR AT TAIL CONE OUTER LT EMERGENCY EXIT. SYSTEM GROUND CHECKED NORMAL OPERATION. (A)
- [SDR AALA200800427](https://openairdocs.org/sdr/AALA200800427.md): Lens · missing · Feb 27, 2008 · N474 · Doug DC982 · Emergency Lighting
  > MSP - EMERGENCY LIGHT AT SEAT ROW 13 MISSING LENS. REPLACED LENS FOR EMERGENCY LIGHT AT SEAT ROW 13. SYSTEM GROUND CHECKED NORMAL OPERATION.
- [SDR AALA200800426](https://openairdocs.org/sdr/AALA200800426.md): Lamp · missing · Feb 27, 2008 · N474 · Doug DC982 · Emergency Lighting
  > MSP - EMERGENCY LIGHT AT SEAT ROW 13 MISSING LAMP. REPLACED LAMP FOR EMERGENCY LIGHT AT SEAT ROW 13. SYSTEM GROUND CHECKED NORMAL OPERATION.
- [SDR AALA200800425](https://openairdocs.org/sdr/AALA200800425.md): Lens · missing · Feb 27, 2008 · N474 · Doug DC982 · Emergency Lighting
  > MSP - EMERGENCY LIGHT AT SEAT ROW 10 MISSING LENS. REPLACED LENS FOR EMERGENCY LIGHT AT SEAT ROW 10. SYSTEM GROUND CHECKED NORMAL OPERATION.
- [SDR AALA200800424](https://openairdocs.org/sdr/AALA200800424.md): Lamp · missing · Feb 27, 2008 · N474 · Doug DC982 · Emergency Lighting
  > MSP - EMERGENCY LIGHT AT SEAT ROW 10 MISSING LAMP. REPLACED LAMP FOR EMERGENCY LIGHT AT SEAT ROW 10. SYSTEM GROUND CHECKED NORMAL OPERATION.

Next page: https://openairdocs.org/deregistered/N474-2020-02-28/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 = 'N474' AND deregistration_id = 'N474-2020-02-28'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/deregistered/N474-2020-02-28/reports

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