# Service difficulty reports: N901SK, cancelled Nov 20, 2007

A list on [N901SK, cancelled Nov 20, 2007](https://openairdocs.org/deregistered/N901SK-2007-11-20.md).

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

- [SDR S2YA06008](https://openairdocs.org/sdr/S2YA06008.md): Spar Cap · cracked · Sep 19, 2006 · N901SK · Beech 1900D · Wing Spar
  > ON 08/30/06 DURING INSPECTION REQUIRED BY AD 2006-18-51 FOUND CRACK ON RT WING AFT SPAR, LOWER SPAR CAP AFT FLANGE AT WING STATION 117 INCHES. THE CRACK RAN STRAIGHT FROM THE AFT EDGE TO A RIVET HOLE. THE DAMAGE WAS REPAIRED IAW MFG RDO FIELD REPAIR FR-CO-0140
- [SDR S2YA05066C](https://openairdocs.org/sdr/S2YA05066C.md): Flex Drive · damaged · Oct 13, 2005 · N901SK · Beech 1900D · Trailing Edge Flap Control System
  > SHORTLY AFTER TAKEOFF, THE CREW REPORTED THE FLAPS WERE AT 17 DEGREES AND WILL NOT RETRACT. THE AC CONTINUED WITH THE FLAPS AT 17. THE FLAPS WERE RAISED USING THE OVER RIDE SWITCH AND THE SYSTEM WAS PUT ON MEL. DISCOVERED THE FLAP MOTOR/GEAR BOX STRUGGLING
- [SDR S2YA05066B](https://openairdocs.org/sdr/S2YA05066B.md): Flex Drive · damaged · Oct 13, 2005 · N901SK · Beech 1900D · Trailing Edge Flap Control System
  > SHORTLY AFTER TAKEOFF, THE CREW REPORTED THE FLAPS WERE AT 17 DEGREES AND WILL NOT RETRACT. THE AC CONTINUED WITH THE FLAPS AT 17. THE FLAPS WHERE RAISED USING THE OVER RIDE SWITCH AND THE SYSTEM WAS PUT ON MEL. DISCOVERED THE FLAP MOTOR/GEARBOX STRUGGLING
- [SDR S2YA05066A](https://openairdocs.org/sdr/S2YA05066A.md): Gearbox · damaged · Oct 13, 2005 · N901SK · Beech 1900D · Trailing Edge Flap Control System
  > SHORTLY AFTER TAKEOFF THE CREW REPORTED THE FLAPS WERE AT 17 DEGREES AND WILL NOT RETRACT. THE AC CONTINUED WITH THE FLAPS AT 17. THE FLAPS WHERE RAISED USING THE OVER RIDE SWITCH AND THE SYSTEM WAS PUT ON MEL. MX DISCOVERED THE FLAP MOTOR/GEAR BOX STRUGGLI
- [SDR S2YA05066](https://openairdocs.org/sdr/S2YA05066.md): Motor · damaged · Oct 13, 2005 · N901SK · Beech 1900D · Trailing Edge Flap Control System
  > SHORTLY AFTER TAKEOFF, THE CREW REPORTED THE FLAPS WERE AT 17 DEGREES AND WILL NOT RETRACT. THE AC CONTINUED WITH THE FLAPS AT 17. THE FLAPS WERE RAISED USING THE OVERRIDE SWITCH AND THE SYSTEM WAS PUT ON MEL. DISCOVERED THE FLAP MOTOR/GEAR BOX STRUGGLING T
- [SDR S2YA02044](https://openairdocs.org/sdr/S2YA02044.md): Boot · failed · Nov 10, 2002 · N901SK · Beech 1900D · Airfoil Anti/De-ice System
  > SHORTLY AFTER TAKEOFF OF FLIGHT 1035 MKE-RHI THE DEICE BOOTS DID NOT INFLATE AND THE ANNUNCIATOR DID NOT ILLUMINATE. THE CREW MADE AN AIR-TURN-BACK TO MKE. MECHANIC INSPECTED THE DEICE SYSTEM AND FOUND THE LEFT HORIZONTAL BOOT HAD FAILED. MECHANIC REPLACED
- [SDR S2YA02032](https://openairdocs.org/sdr/S2YA02032.md): Relay · inoperative · Aug 9, 2002 · N901SK · Beech 1900D · Landing Gear Retraction/Extension System
  > ON APPROACH, THE CREW SELECTED GEAR DOWN BUT THE GEAR FAILED TO EXTEND. THE CREW MANUALLY EXTENDED THE GEAR AND MADE AN UNEVENTFUL LANDING. THE A/C WAS FERRIED BACK. MECHANIC INSPECTED THE SYSTEM AND REPLACED THE POWER PACK RELAY.
- [SDR S2YA01001](https://openairdocs.org/sdr/S2YA01001.md): Altimeter · inoperative · Jan 16, 2001 · N901SK · Beech 1900D · Altimeter, Barometric/Encoder
  > FLT 2044 - MKE-CWA - DURING FLIGHT, THE CAPTAINS ALTIMETER FLAG APPEARED IN FLIGHT. THE CREW MADE AN AIR-TURN-BACK AND AN UNEVENTFUL LANDING IN MKE. MAINTENANCE REPLACED THE CAPTAINS ALTIMETER, OPS CHECKED IT AND RETURNED THE AIRCRAFT TO SERVICE. (M)
- [SDR S2YA98028](https://openairdocs.org/sdr/S2YA98028.md): Fire Loop · damaged · Sep 8, 1998 · N901SK · Beech 1900D · Fire Detection
  > FLT 1254 - MKE-GRR - ABORTED TAKEOFF DUE TO LT FIRE LOOP ANNUNCIATOR ILLUMINATING DURING TAKEOFF ROLL. MAINTENANCE INSPECTED A/C FOUND FWD AND AFT FIRE LOOPS BAD. MAINTENANCE REPLACED FWD AND AFT FIRE LOOPS, OPS CHECK GOOD. RETURNED A/C TO SERVICE. (M)
- [SDR S2YA98026](https://openairdocs.org/sdr/S2YA98026.md): Valve · intermittent · Aug 19, 1998 · N901SK · Beech 1900D · Pneumatic Distribution System
  > FLT 1899 - MKE-FNT - THE CREW NOTICED THE RT ENGINE TORQUE FLUCTUATING 300-400 LB FT. NOTIFIED ATC, RETURNED TO MKE. AFTER AN UNEVENTFUL LANDING WAS MADE. MAINTENANCE PERFORMED EXTENSIVE TROUBLESHOOTING THE PROBLEM WAS FOUND TO BE AN INTERMITTENT THROUGH VA
- [SDR S2YA98018](https://openairdocs.org/sdr/S2YA98018.md): Fitting · cracked · Jun 21, 1998 · N901SK · Beech 1900D · Turbine Engine Oil System
  > YYZ/GRR - FLT 1123 - DURING CRUISE, CREW NOTICED RED ANNUNCIATOR CAUTION ILLUMINATE, FOUND RT LOW OIL PRESS ANNUNCIATOR ILLUMINATED AND REDUCED ENG POWER TO FLIGHT IDLE. MONITORED OIL PRESS INDICATOR, OIL PRESS ON RT ENG DROPPED STEADILY. FO INSP RT ENG AND
- [SDR S2YA970035](https://openairdocs.org/sdr/S2YA970035.md): Dump Solenoid · failed · Nov 20, 1997 · N901SK · Beech 1900D · Cabin Pressure Control System
  > FLT 1265 - MKE-BNA - DURING CLIMB-OUT, THE CREW COULD NOT GET THE A/C TO PRESSURIZE. DECIDED TO RETURN TO MKE DUE TO THE LENGTH OF THE FLIGHT TO BNA. ONCE ON THE GROUND MAINTENANCE PLACED THE PRESSURIZATION SYSTEM ON MEL. MAINTENANCE TROUBLESHOT THE PROBLEM
- [SDR S2YA970036](https://openairdocs.org/sdr/S2YA970036.md): Tab Actuator · lack of lube · Nov 6, 1997 · N901SK · Beech 1900D · Aileron Tab Control System
  > FLT 1056 - MKE-IND - THE CREW FOUND THE AILERON TRIM TAB FROZE UP IN FLIGHT. ONCE ON THE GROUND IN IND OUTSTATION. MAINTENANCE LUBRICATED THE TRIM TAB ACTUATOR AND FOUND IT TO BE WORKING NORMALLY. DURING THE RETURN FLIGHT TO MKE THE AILERON TRIM TAB FROZE U
- [SDR S2YA97015](https://openairdocs.org/sdr/S2YA97015.md): Rudder Boost · inoperative · Mar 27, 1997 · N901SK · Beech 1900D · Rudder Control System
  > MKE/MSN - FLT 1876 - ON TAKEOFF WITH ENGINES AT HIGH POWER, THE CAPTAIN FOUND THE RT RUDDER PEDAL STIFF. HE NOTIFIED ATC HE WISHED TO MAKE AN EMERGENCY LANDING AT MKE. CFR WAS CALLED OUT, AND THE AIRCRAFT LANDED WITHOUT INCIDENT. ONCE AT THE GATE, ACFT INSP
- [SDR S2YA97014](https://openairdocs.org/sdr/S2YA97014.md): Engine · fod · Mar 25, 1997 · N901SK · Beech 1900D · Engine (Turbine/Turboprop)
  > MKE/GRB - FLT 1074 - FIRST OFFICER NOTICED SPARKS EMITTING FROM THE RT ENGINE EXHAUST STACKS ON CLIMB-OUT. THE CREW NOTIFIED ATC THEY NEEDED TO MAKE A PRECAUTIONARY LANDING BACK AT MKE. CFR WAS CALLED OUT, THE CREW THEN MADE A SAFE LANDING AT MKE. WHEN MAIN
- [SDR 97ZZZX1796](https://openairdocs.org/sdr/97ZZZX1796.md): Vertical Gyro · failed · Jan 1, 1997 · N901SK · Beech 1900D · Attitude Gyro and Indicating System
  > DURING THE MONTH OF JANUARY, SEVEN 332D-11T VERTICAL GYROS (P/N 622-4565-001) FAILED. THE TIMES FOR THE VG'S WERE: 1,639.3 HRS ON N NR 145SK; 5,375.1 HRS ON N NR 79SK; 6,125.4 ON N NR 801SK; 2,328.9 HRS ON N NR 831SK; 3,063.1 HRS ON N NR 881SK; 6,820.9 HRS
- [SDR S2YA960038](https://openairdocs.org/sdr/S2YA960038.md): Bulb · failed · Dec 13, 1996 · N901SK · Beech 1900D · Landing Gear Position and Warning
  > FLT 1120 - GRR-YYZ - SELECTED THE LANDING GEAR DOWN ON FINAL APPROACH INTO YYZ. THE GEAR EXTENDED NORMALLY BUT THE RIGHT MAIN DOWN AND LOCKED ANNUNICATOR FAILED TO ILLUMINATE, THE GEAR UNSAFE LIGHTS IN THE GEAR HANDLE ALSO WERE NOT ILLUMINATED. THE FLIGHT CR
- [SDR S2YA960033](https://openairdocs.org/sdr/S2YA960033.md): Connector · dirty · Nov 14, 1996 · N901SK · Beech 1900D · Landing Gear Retraction/Extension System
  > FLT 1162 - MKE-SBN - CYCLED THE LANDING GEAR HANDLE, THE LANDING GEAR DID NOT RETRACT. THE CREW ATTEMPTED TO CYCLE THE LANDING GEAR A SECOND TIME, WITH NO RETRACTION OR ANNUNCIATION SHOWING GEAR RETRACTION THE CREW RETURNED TO MKE. UPON INSPECTION MAINTENANC
- [SDR S2YA960002](https://openairdocs.org/sdr/S2YA960002.md): Ventral Fin · damaged · Jan 18, 1996 · N901SK · Beech 1900D · Ventral Structure
  > MAINTENANCE FOUND THE AFT BOTTOM SIDES OF BOTH VENTRAL FINS DAMAGED FROM OVERROTATION RUNWAY CONTACT DURING AN INSPECTION. DO NOT KNOW AT WHAT POINT THIS TOOK PLACE, TAKEOFF OR LANDING. RECEIVED BEECH ENGINEERING APPROVAL FOR THE REPAIR, COMPLETED IT, AND FI
- [SDR S2YA950018](https://openairdocs.org/sdr/S2YA950018.md): Fire Loop · shorted · Aug 14, 1995 · N901SK · Beech 1900D · Fire Detection
  > THE FLIGHT CREW HAD A RIGHT ENGINE FIRE INDICATION IN FLIGHT AFTER DEPARTING MKE ON FLIGHT NR 1026. THEY PROCEEDED TO SHUT DOWN THE RIGHT ENGINE IN FLIGHT AND DISCHARGED THE RT ENGINE FIRE BOTTLE. THEY DECLARED AN EMERGENCY, MADE A TURNBACK IN FLIGHT AND LAN
- [SDR S2YA950014](https://openairdocs.org/sdr/S2YA950014.md): Fuel Sensor · failed · Jun 28, 1995 · N901SK · Beech 1900D · Fuel Indicating System
  > AFTER TAKEOFF, RIGHT COLLECTOR TANK 'LOW' ANNUNCIATOR ILLUMINATED. THE CREW DECIDED TO RETURN TO MKE AND MEL'D THE SYSTEM. THE FLIGHT NUMBER WAS 1834.2. MAINTENANCE LATER TROUBLESHOT THE SYSTEM AND REMOVED AND REPLACED THE FUEL LEVEL SENSOR. (X)
- [SDR 95ZZZX2483](https://openairdocs.org/sdr/95ZZZX2483.md): Torque Tube · loose rivets · Mar 1, 1995 · N901SK · Beech 1900D · Elevator Control System
  > DURING SCHEDULED INSPECTION, MAINTENANCE DISCOVERED THE RIGHT ELEVATOR TORQUE TUBE RIVETS LOOSE AND FRETTING. REPLACED THE TORQUE TUBE ASSEMBLY.

## 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 = 'N901SK' AND deregistration_id = 'N901SK-2007-11-20'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/deregistered/N901SK-2007-11-20/reports

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