# Service difficulty reports: N947DN, cancelled Feb 12, 2021

A list on [N947DN, cancelled Feb 12, 2021](https://openairdocs.org/deregistered/N947DN-2021-02-12.md).

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

- [SDR DALA2019062403805](https://openairdocs.org/sdr/DALA2019062403805.md): Carrier Assy · worn · Jun 21, 2019 · N947DN · Doug MD9030 · Landing Gear Position and Warning
  > ON TAKEOFF NOSE WHEEL GEAR INDICATION REMAINED RED WITH GEAR HANDLE IN UP POSITION. NLG POSITION INDICATOR ON CENTER CONSOLE WAS FLUSH. RAN QRH 14.16 AND CYCLED GEAR. NO CHANGE. FOUND NOSE STRUT LEAKING AND FLAT. CW NOSE STRUT SEAL REPLACEMENT PER AMDS CARD 3
- [SDR DALA2019020540756](https://openairdocs.org/sdr/DALA2019020540756.md): Wire · loose · Feb 1, 2019 · N947DN · Doug MD9030 · Light System Wiring
  > EMERGENCY LIGHTS WILL NOT TURN ON WITH SWITCH IN ON POSITION, (COCKPIT SWITCH). T/S PER WDM MD90 33-51-11. FOUND WIRE LOOSE ON RELAY R2-680. OPS CHECK GOOD PER MD90 AMM 33-51. (LP# 3911498)
- [SDR DALA2019012900616](https://openairdocs.org/sdr/DALA2019012900616.md): Landing Gear · malfunctioned · Jan 28, 2019 · N947DN · Doug MD9030 · Landing Gear Retraction/Extension System
  > DIV - UPON GEAR RETRACTION, RIGHT GEAR UNSAFE LIGHT ILLUMINATED AND GEAR UNSAFE LIGHT STAYED ILLUMINATED. RAN QRH, GEAR DOWN INDICATIONS WERE NORMAL. PUT BACK UP, SAME ISSUE. REPLACED RT MLG ON LOG 3911473 OPS CHECK NORMAL.
- [SDR DALA2019012900615](https://openairdocs.org/sdr/DALA2019012900615.md): Strut · collapsed · Jan 28, 2019 · N947DN · Doug MD9030 · Main Landing Gear Strut/Axle/Truck
  > ON WALK AROUND FOUND RT MAIN STRUT COLLAPSED. REPLACED RT MLG PER WORK CARD 3200-4346. PERFORMED EXTENSION & RETRACTION TEST PER CARD 3230-7202. CHECKS GOOD. CHECKED ANTI-SKID PER AMM 32-45-00-720-801. JACKED A/C AND DOWN JACKED PER 0711-8197. ALL RII'S FOR TH
- [SDR DALA2018102406251](https://openairdocs.org/sdr/DALA2018102406251.md): Power Supply · defective · Oct 22, 2018 · N947DN · Doug MD9030 · Emergency Lighting
  > WHILE PERFORMING OPS CHECK OF EMERGENCY LIGHT BATTERY PACKS, C/B Z37 EMERGENCY LIGHT CHARGING AND A14 EMERGENCY LIGHTS ARM AND CHARGE POPPED. REMOVED AND REPLACED BATTERY RECHARGEABLE POWER SUPPLY AND BATTERY AFT CARGO PER AMM 33-51-03 AND IPC 33-51-00. OPS TE
- [SDR DALA2018101606074](https://openairdocs.org/sdr/DALA2018101606074.md): Release Cable · worn · Oct 13, 2018 · N947DN · Doug MD9030 · Aerodynamic Fairings
  > DURING TAILCONE EMERGENCY RELEASE FOUND COATED CABLE WORN THRU PROTECTIVE COATING. REQUIRES OPERATIONAL CHECK AFTER CABLE REPLACEMENT. REMOVED AND REPLACED WORN CABLE PERFORMED EXTERNAL EMERGENCY TAIL CONE RELEASE PER 5352-7116 C/W RII. (LP 0782148)
- [SDR DALA2018100405890](https://openairdocs.org/sdr/DALA2018100405890.md): Sign · missing · Oct 3, 2018 · N947DN · Doug MD9030 · Emergency Lighting
  > R1 DOOR EXIT SIGN MISSING. INSTALLED R1 DOOR EXIT SIGN IAW AMM 33-51. OPS NORM. OK FOR SVC. (LP# 4743781)
- [SDR DALA2018091705614](https://openairdocs.org/sdr/DALA2018091705614.md): Pin · disengaged · Sep 16, 2018 · N947DN · Doug MD9030 · Escape Slide
  > DOOR 1L ESCAPE SLIDE PIN DISENGAGED. R&R DOOR 1L ESCAPE SLIDE PER 2561-4641.
- [SDR DALA2018070304344](https://openairdocs.org/sdr/DALA2018070304344.md): Wire · burned · Jul 2, 2018 · N947DN · Doug MD9030 · Landing Gear System Wiring
  > RED NOSE GEAR UNSAFE LIGHT ON. PERFORMED BITE CHECK OF PSEU, RECEIVED CODES 310-PROX CARD,380 LOGIC CARD,457-NOSE LOCKED SENSOR WIRING. FOUND ARCHED AND BURNT WIRES M421B18, M420B18, L317C20, L319C20, L328C20, L329C20, G236KL20RD, G236L20BL, L408H18, L408J18,
- [SDR DALA2018062604228](https://openairdocs.org/sdr/DALA2018062604228.md): Compressor · damaged · Jun 24, 2018 · N947DN · Doug MD9030 · Turbine Engine Compressor Section
  > DIV - TO ICT FOR LEFT ENGINE COMPRESSOR STALL AT FLIGHT LEVEL 260. ASSOCIATED RISING EGT. ENGINE POWER REDUCED TO IDLE, COMPRESSOR STALLS DISCONTINUED. ENGINE WAS NOT SHUT DOWN. FLIGHT DIVERTED TO ICT. BORESCOPED ENGINE FOUND 3RD, 5TH AND 6TH STAGE HPC DAMAGE.
- [SDR DALA2018061404007](https://openairdocs.org/sdr/DALA2018061404007.md): Ground Wire · damaged · Jun 12, 2018 · N947DN · Doug MD9030 · Light System Wiring
  > CEILING EMERGENCY LIGHTS FAILED TO TEST. TROUBLESHOT THE EMERGENCY LIGHTS AND FOUND A WIRE WITH HIGH RESISTANCE AND EMERGENCY LIGHT BATTERY PACK BE0143 FUSE FAILED. REPAIRED THE GROUND WIRE L2534A20 AND R & R EMERGENCY LIGHT BATTERY PACK. OPS CHECKED GOOD.
- [SDR DALA2018061103955](https://openairdocs.org/sdr/DALA2018061103955.md): Wire · damaged · Jun 10, 2018 · N947DN · Doug MD9030 · Light System Wiring
  > OVERWING CEILING EMERGENCY LIGHT INOP. FOUND WIRE DAMAGED AND FUSE BLOWN ON EMERGENCY LIGHT BATTERY SUPPLY B5-243, REPAIRED WIRE L2534B176 PER SWPM CHAPTER 20 AND R&R EMERGENCY BATT SUPPLY B5-243 IAW AMM 33-51 AND WDM 33-51-12.
- [SDR DALA2018050102951](https://openairdocs.org/sdr/DALA2018050102951.md): Battery Pack · inoperative · Apr 30, 2018 · N947DN · Doug MD9030 · Emergency Lighting
  > DURING A SERVICE CHECK, FOUND THE FWD GALLEY FLIGHT ATTENDANT EMERGENCY EXIT LIGHT INOPERATIVE. REMOVED AND REPLACED THE BATTERY PACK AT B5-235 IAW AMM 33-51-03. OK FOR SERVICE.
- [SDR DALA2018012200355](https://openairdocs.org/sdr/DALA2018012200355.md): Slide · low pressure · Jan 20, 2018 · N947DN · Doug MD9030 · Escape Slide
  > ENTRY DOOR SLIDE LOW PRESSURE. REMOVED AND REPLACED DOOR SLIDE PER WC 2561-4641. OK FOR SERVICE.
- [SDR DALA2017081606311](https://openairdocs.org/sdr/DALA2017081606311.md): Structure · cracked · Aug 15, 2017 · N947DN · Doug MD9030 · Vertical Stabilizer
  > MAINTENANCE REPORTED FATIGUE CRACKING ON THE STRUCTURE COMMON TO THE VERTICAL STABILIZER GIMBAL SUPPORT RIB AT ZRS = 134.062. IAW ER/A, MAINTENANCE REMOVED THE DAMAGE AND INSTALLED A REINFORCING REPAIR TO PREVENT ADDITIONAL CRACKING IN THE AREA.
- [SDR DALA2017081006142](https://openairdocs.org/sdr/DALA2017081006142.md): Angle · cracked · Aug 8, 2017 · N947DN · Doug MD9030 · Fuselage Miscellaneous Structure
  > TAIL COMPARTMENT TO RT VENT, INSIDE VENT BOX, VERTICAL ANGLE BELOW AFT TOP CORNER IS CRACKED AT UPPER. REPLACED THE ANGLE IAW SRM 51-10-01. (LP 0156116)
- [SDR DALA2017080706140](https://openairdocs.org/sdr/DALA2017080706140.md): Skin · damaged · Aug 7, 2017 · N947DN · Doug MD9030 · Fuselage Main, Plate/Skin
  > RIGHT FUSELAGE LOUVER FOR BS 1520 FOUND BROKEN IN TWO LOCATIONS AND CRACKED. REPAIRED THE PANEL.
- [SDR DALA2017081706278](https://openairdocs.org/sdr/DALA2017081706278.md): Skin · cracked · Jul 29, 2017 · N947DN · Doug MD9030 · Wing, Plate/Skin
  > CRACK ON OUTBOARD UPPER CORNER NEXT TO FUEL PANEL. PERMANENT REPAIR IAW SRM 57-20-01.
- [SDR DALA2016111208804](https://openairdocs.org/sdr/DALA2016111208804.md): Frame · cracked · Nov 12, 2016 · N947DN · Doug MD9030 · Fuselage Main, Frame
  > FRAME, BS 1520, WEB FRAME CRACKED, APPROXIMATELY LBL 24. REPAIRED IAW SRM 53-10-03.
- [SDR DALA2016072505585](https://openairdocs.org/sdr/DALA2016072505585.md): Light · burned · Jul 24, 2016 · N947DN · Doug MD9030 · Flight Compartment Lighting
  > FLIGHT CREW REPORTED AN ELECTRICAL ODOR WHILE TAXING IN. AUTOPILOT DISCONNECTED WITH A WARNING AND VERBAL ANNUNCIATION AROUND THE SAME TIME. MAINTENANCE TROUBLESHOT. FOUND BURNED OUT GLARESHIELD LIGHTS. PERFORMED PACK BURNOUT AND REMOVED AND REPLACED COA
- [SDR DALA2016072505584](https://openairdocs.org/sdr/DALA2016072505584.md): Coalescer Bag · dirty · Jul 23, 2016 · N947DN · Doug MD9030 · Humidity Control System
  > DURING CRUISE, FLIGHT ATTENDANT REPORTED A MILD ELECTRICAL ODOR IN FIRST CLASS CABIN. TURNED OFF GALLEY POWER AND SIDEWALL LIGHTS. ODOR DECREASED IN INTENSITY BUT NEVER COMPLETELY DISSIPATED. MAINTENANCE TROUBLESHOT. ONLY BURNED COFFEE ODOR NOTED. PERFORM
- [SDR DALA2016010800229](https://openairdocs.org/sdr/DALA2016010800229.md): Apu · fire · Jan 6, 2016 · N947DN · Doug MD9030 · APU Core Engine
  > CREW EXPERIENCED AN APU STARTER FIRE UPON ARRIVING TO GATE AFTER FLIGHT. RAMP PERSONNEL NOTIFIED MAINTENANCE THAT HEAVY SMOKE, WAS COMING OUT OF APU COMPARTMENT. MAINTENANCE OPENED LT APU ACCESS DOOR AND FOUND STARTER ON FIRE. GROUND BASED FIRE EXSTINGUISHE
- [SDR DALA2015081705030](https://openairdocs.org/sdr/DALA2015081705030.md): Latch Spade · worn · Aug 16, 2015 · N947DN · Doug MD9030 · Aerodynamic Fairings
  > UPPER LT TAILCONE LATCH SPADE WORN. R & R IAW AMM.
- [SDR DALA2015072904744](https://openairdocs.org/sdr/DALA2015072904744.md): Skin · corroded · Jul 2, 2015 · N947DN · Doug MD9030 · Wing, Plate/Skin
  > WING REAR SPAR, XRS 164 - 150 SKIN CORRODED. REPAIRED IAW ERA 513402-14, REV A.
- [SDR DALA13036739247](https://openairdocs.org/sdr/DALA13036739247.md): Spar · corroded · Jul 28, 2013 · N947DN · Doug MD9030 · Wing Spar
  > LEFT WING REAR SPAR AT APPROX STA XRS 160, REAR SPAR LOWER CHORD IS CORRODED. TASK 57-002-00. REMOVED CORROSION. FOUND TO BE OUT OF LIMITS. FABRICATED, TREATED, PRIMED AND INSTALLED REPAIR IAW SRM 51-10-03, 51-30-05 AND ERA 513402-14, REV O.
- [SDR DALA13034719247](https://openairdocs.org/sdr/DALA13034719247.md): Skin · corroded · Jul 12, 2013 · N947DN · Doug MD9030 · Horizontal Stabilizer, Plate/Skin
  > HORIZONTAL STABILIZER LOWER SKIN BARREL NUT HOLE ID 55 IS CORRODED. TASK 55-113-03. REMOVED BARREL NUT. REMOVED CORROSION. REAMED HOLE IAW SRM 55-10-03, FIG 15. FABRICATED BUSHING AND INSTALLED. INSTALLED BOLT THROUGH REPAIR IAW SRM 51-30-01. IDENTIFIED
- [SDR DALA13034269247](https://openairdocs.org/sdr/DALA13034269247.md): Structure · damaged · Jul 10, 2013 · N947DN · Doug MD9030 · Horizontal Stabilizer Structure
  > RIGHT HORIZONTAL STABILIZER CENTER BOX 01B JOINT AT STA XH.26 UPPER SURFACE HAS 1 EA BARREL NUT HOLE WITH CORROSION. REMOVED CORROSION, REAMED HOLE, INSTALLED BUSHING 1 EACH ON BARREL NUT HOLE IAW SRM 55-10-03, FIG 15, PARA D, 51-10-03 AND 51-20-00.
- [SDR DALA13034259247](https://openairdocs.org/sdr/DALA13034259247.md): Skin · damaged · Jul 10, 2013 · N947DN · Doug MD9030 · Horizontal Stabilizer, Plate/Skin
  > RT HORIZONTAL STABILIZER CENTER BOSS UPPER SURFACE INBD JOINT HAS 3 EA BARREL NUT SEALER PLUG LOOSE. CORROSION FOUND 1 EACH BARREL NUT HOLE. REMOVED CORROSION, REAMED HOLE, INSTALLED BUSHING ON 1 EACH BARREL NUT HOLE IAW SRM 55-10-03 FIG 15, PARA D, 51-20-00
- [SDR DALA13033889247](https://openairdocs.org/sdr/DALA13033889247.md): Skin · cracked · Jul 7, 2013 · N947DN · Doug MD9030 · Horizontal Stabilizer, Plate/Skin
  > RT HORIZONTAL STABILIZER UPPER AFT SKIN CRACKED. REMOVED DAMAGED SKIN, LOCATED AND DRILLED NEW SKIN SECTION, SPLICES AND DOUBLER. INSTALLED IAW DWG SR 90550000 AND DELTA W/E 5510-01090-06.
- [SDR DALA13033099247](https://openairdocs.org/sdr/DALA13033099247.md): Frame · corroded · Jun 27, 2013 · N947DN · Doug MD9030 · Entrance Stairs
  > VENTRAL STAIRS VIEWED THROUGH LT LIGHTNING HOLE AT NR 11 STEP. FRAME WEB CORRODED TASK 52-043-03. R & R WEB IAW SRM 51-30-02.
- [SDR DALA13033039247](https://openairdocs.org/sdr/DALA13033039247.md): Skin · dented · Jun 26, 2013 · N947DN · Doug MD9030 · Elevator, Plate/Skin
  > LEFT ELEVATOR LOWER SKIN BETWEEN XHS 50 - XHS70 DENTED. INSPECTED DENT AND FOUND TO BE OUT OF LIMITS. CUT OUT DAMAGE BETWEEN XHS 50 TO XHS 70 IAW SRM 51-70-06. NO CRACKS NOTED. FABRICATED, TREATED, PRIMED AND INSTALLED REPAIR DOUBLER IAW SRM 51-30-02, 51-7
- [SDR DALA13031739247](https://openairdocs.org/sdr/DALA13031739247.md): Bushing · corroded · Jun 24, 2013 · N947DN · Doug MD9030 · Main Landing Gear Strut/Axle/Truck
  > LT GEAR RETRACT CYLINDER OTBD SIDE OF GEAR FITTING BUSHING BORE HAS EVIDENCE OF CORROSION. REMOVED CORROSION BY REAMING LT GEAR RETRACT CLYINDER OTBD SIDE OF GEAR FITTING BUSHING BORE. FOUND TO BE WITHIN LIMITS IAW DWG SR 09570087.
- [SDR DALA13031729247](https://openairdocs.org/sdr/DALA13031729247.md): Bushing · corroded · Jun 24, 2013 · N947DN · Doug MD9030 · Main Landing Gear
  > LT GEAR RETRACT CYLINDER INBD SIDE OF GEAR FITTING BUSHING BORE HAS EVIDENCE OF CORROSION. REMOVED CORROSION BY REAMING LT GEAR RETRACT CYLINDER INBD SIDE OF GEAR FITTING. FOUND TO BE WITHIN LIMITS IAW DWG SR 09570087.
- [SDR DALA13031249247](https://openairdocs.org/sdr/DALA13031249247.md): Skin · corroded · Jun 19, 2013 · N947DN · Doug MD9030 · Fuselage Main, Plate/Skin
  > LEFT FUSELAGE SKIN AT BS 815 BETWEEN LONGERON 27L AND 28L HAD CORROSION ON BOTH SIDE OF BUTT SPLICE. REPAIRED LT FUSELAGE SKIN AT STA 815 BETWEEN LONGERON 27L-28L IAW SRM 53-31-03, FIG 11.

## 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 = 'N947DN' AND deregistration_id = 'N947DN-2021-02-12'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/deregistered/N947DN-2021-02-12/reports

---
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