# Service difficulty reports: N712QS, cancelled Oct 9, 2015

A list on [N712QS, cancelled Oct 9, 2015](https://openairdocs.org/deregistered/N712QS-2015-10-09.md).

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

- [SDR DXTA2011121204823](https://openairdocs.org/sdr/DXTA2011121204823.md): Landing Gear · multiple fail · Dec 9, 2011 · N712QS · Gulstm 200 · Landing Gear Retraction/Extension System
  > AFTER TAKEOFF, GEAR HANDLE SELECTED UP, ALL MLG INDICATIONS INDICATED RED BOXES & FELT LIKE MLG STILL DOWN. SELECTED MLG DOWN & MLG INDICATED DOWN & LOCKED. SELECTED UP & MLG RETRACTED NORMALLY. NORMAL APPROACH & LANDING WITH NO ABNORMALITIES. LUBRICATED M
- [SDR DXTA2011042704566](https://openairdocs.org/sdr/DXTA2011042704566.md): Indication Sys · malfunctioned · Apr 26, 2011 · N712QS · Gulstm 200 · Landing Gear Position and Warning
  > LEFT MLG INDICATOR BEGAN CYCLING FROM AMBER CROSS HATCH TO RED CROSS HATCH WITH CORRESPONDING AIRSPEED COLOR INDICATIONS. HYD QTY SHOWED 87 RT, 56 LT. GEAR EXTENDED NORMALLY WITH NO ABNORMAL INDICATIONS OR OPERATION. MX PERFORMED FUNCTIONAL CHECK OF LT, MLG
- [SDR DXTA2009122303940](https://openairdocs.org/sdr/DXTA2009122303940.md): Duct · cracked · Dec 22, 2009 · N712QS · Gulstm 200 · Air Distribution System
  > 20 MINUTES INTO FLT DETECTED AN ODOR LIKE EXHAUST OR BLEED AIR 10 MINUTES LATER AT 41000. BAGGAGE SMOKE AMBER CAS MESSAGE ILLUMINATED MESSAGE REMAINED ON FOR REMAINDER OF 20 MINUTES DIVISION THE MESSAGE BRIEFLY WENT OUT ON TOUCHDOWN BUT CAME BACK ON. INSPECTED
- [SDR DXTA2009122103908](https://openairdocs.org/sdr/DXTA2009122103908.md): Limiter · inoperative · Dec 19, 2009 · N712QS · Gulstm 200 · Cabin Pressure Control System
  > LOST CABIN AT FL 400. HEARD PRESSURIZATION BUMP AND CABIN BEGAN CLIMBING RAPIDLY APPROX 1500FT/MIN OR GREATER. GOT CABIN HIGH EICAS. AFTER LANDING FELT ALMOST NO FROM ECS. REMOVE DUCT TEMP LIMITER AND INSTALLED NEW DUCT TEMP LIMITER REF MM 21-50-03. PERFOR
- [SDR DXTA2009042903621](https://openairdocs.org/sdr/DXTA2009042903621.md): Feel Unit · malfunctioned · Apr 28, 2009 · N712QS · Gulstm 200 · Aileron Control System
  > AT FL390 WITH AUTO PILOT ON ACFT APPEARED TO BE DUTCH ROLLING. WITH AP OFF, ACFT AILERONS ARE VERY STIFF & DIFFICULT TO OPERATE. ROLLS STARTED AT 2 DEGREES & FINALLY WAS DOING 15 DEGREES. SAT WAS -60 AND DECENDED TO FL 270. PROBLEM GREATLY REDUCED WITH TEMP SA
- [SDR DXTA2009042803621](https://openairdocs.org/sdr/DXTA2009042803621.md): Unknown · unknown · Apr 28, 2009 · N712QS · Gulstm 200 · Flight Control System
  > AT FL390 WITH AUTOPILOT ON THE ACFT APPEARED TO BE DUTCH ROLLING. WITH AP OFF, ACFT AILERONS ARE VERY STIFF AND DIFFICULT TO OPERATE. ROLLS STARTED AT 2 DEGREES AND FINALLY WAS DOING 15 DEGREES. SAT WAS -60 AND WHEN WE DESCENDED TO FL 270 THE PROBLEM WAS GREAT
- [SDR DXTA2009021703511](https://openairdocs.org/sdr/DXTA2009021703511.md): Pressure Switch · malfunctioned · Feb 17, 2009 · N712QS · Gulstm 200 · Engine Anti-Icing System
  > "LT ENG NAC ANTI-ICE" AMBER CAS MESSAGE CAME ON DURING T/O ROLL. REMOVED LT ENG ANTI-ICE PRESSURE SWITCH AND INSTALLED AN INSPECTED UNIT, INSPECTED BY REPAIR STATION. WORK PERFORMED IAW MM 30-20-05. OPS CHECKS GOOD IAW MM 30-20-00.
- [SDR DXTA200811303379](https://openairdocs.org/sdr/DXTA200811303379.md): Sensor · frozen · Nov 30, 2008 · N712QS · Gulstm 200 · Landing Gear Position and Warning
  > ON DEPARTURE APA, UNABLE TO GET LT AND RT MAIN TO RETRACT. YELLOW CROSS HATCHES APPEARED ON EICAS THEN TURNED RED. FOLLOWED PROCEDURES AND EXTENDED. THEN RETRACTED GEAR AND GET THE SAME RESULTS - YELLOW FOLLOWED BY RED. FOUND RT GEAR DOOR UPLOCK ACTUATOR AND
- [SDR DXTA2008120103379](https://openairdocs.org/sdr/DXTA2008120103379.md): Landing Gear · inoperative · Nov 30, 2008 · N712QS · Gulstm 200 · Landing Gear Retraction/Extension System
  > ON DEPARTURE APA, UNABLE TO GET LT AND RT MAIN TO RETRACT.
- [SDR DXTA200807213185](https://openairdocs.org/sdr/DXTA200807213185.md): Slat System · malfunctioned · Jul 19, 2008 · N712QS · Gulstm 200 · Leading Edge Slat Control System
  > WHEN RETRACTING SLATS AFTER TAKEOFF A THUD WAS FELT AND SLATS WOULD NOT RETRACT. SLATS UNBAL. MESSAGE APPEARS ON EICAS. SUB: VISUALLY INSPECTED LT AND RT WING SLATS WITH NO DISCREPANCIES NOTED AT THIS TIME. PERFORMED FLAP / SLAT RIGGING TEST IAW AMM 27-50-00,
- [SDR DXTA200803185](https://openairdocs.org/sdr/DXTA200803185.md): Slat System · malfunctioned · Jul 19, 2008 · N712QS · Gulstm 200 · Leading Edge Slat Control System
  > WHEN RETRACTING SLATS AFTER TAKEOFF A THUD WAS FELT AND SLATS WOULD NOT RETRACT. SLATS UNBALANCED. MESSAGE APPEARS ON EICAS. (A)
- [SDR DXTA200803006](https://openairdocs.org/sdr/DXTA200803006.md): Actuator · out of adjust · Apr 20, 2008 · N712QS · Gulstm 200 · Leading Edge Slat Actuator
  > SLATS FAILED TO RETRACT SLAT UNBALANCED AND FLAP/SLAT MAINT CAS MESSAGES PRESENT. ADJUSTED RT NR 2 SLAT BALLSCREW ACTUATOR OK TO CONTINUE SERVICE. NO DEFECTS NOTED.
- [SDR DXTA200802800](https://openairdocs.org/sdr/DXTA200802800.md): Control Unit · malfunctioned · Jan 26, 2008 · N712QS · Gulstm 200 · Leading Edge Slat Control System
  > SLATS FAILED TO RETRACT, CAS MSG: SLAT UNBALANCED, SLAT FLAP MAINTAIN. FLAPS/SLATS FUNCTIONAL TEST GOOD. PERFORMED FSECU BITE CHECK. NO FAULTS FOUND.
- [SDR DXTA200702536](https://openairdocs.org/sdr/DXTA200702536.md): Slat System · malfunctioned · Oct 11, 2007 · N712QS · Gulstm 200 · Leading Edge Slat Control System
  > AFTER DEPARTURE AT APPROPRIATE SPEED, WE SELECTED SLATS UP, KRUEGERS RETRACTED SLATS WENT TO AN INTERMEDIATE POSITION. FLAP/SLAT OPS CHECK I/A/W G200 MM 27-51-45 NO DEFECTS NOTED.
- [SDR DXTA200701920](https://openairdocs.org/sdr/DXTA200701920.md): Control Unit · malfunctioned · Feb 8, 2007 · N712QS · Gulstm 200 · Compressor Bleed Valve
  > RT BLEED AIR LEAK CAME ON IN FLIGHT, WARNING MESSAGE STAYED ON DURING ALL PROCEDURES ON EH-3 OF THE QRH. ENGINE WAS SHUTDOWN INFLIGHT. NO SMOKE OR FIRE REPORTED BY FIRE DEPARTMENT. REMOVED AND INSTALLED NEW RT BLEED AIR CONTROL UNIT IAW G-200 MM / CH 21-61-00
- [SDR DXTA200701876](https://openairdocs.org/sdr/DXTA200701876.md): Warning System · activated · Jan 25, 2007 · N712QS · Gulstm 200 · Pneumatic Indicating System
  > L BLEED AIR MESSAGE ILLUMINATED IN FLIGHT AS DIRECTED BY THE CHECKLIST THE LT ENGINE WAS SHUTDOWN BY CREW BECAUSE THE MESSAGE REMAINED ON AFTER X-LIST ITEMS WERE COMPLETED SIDE NOTE ENGINE EVENT BUTTONS WERE PRESSED ABOUT 45 SECONDS AFTER MESSAGE ILLUMINATED.

## 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 = 'N712QS' AND deregistration_id = 'N712QS-2015-10-09'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/deregistered/N712QS-2015-10-09/reports

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