# Service difficulty reports: N851AW, cancelled Jan 9, 2001

A list on [N851AW, cancelled Jan 9, 2001](https://openairdocs.org/deregistered/N851AW-2001-01-09.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 · 64 reports

- [SDR UF6A991010](https://openairdocs.org/sdr/UF6A991010.md): Filter · dirty · Oct 3, 1999 · N851AW · Bag ATP · Turbine Engine Oil System
  > ORD - FLT 5715 - ON TAKEOFF ROLL, THE NR 1 ENGINE OIL FILTER CWP ILLUMINATED. MAINTENANCE REMOVED AND REPLACED THE LP AND HP FILTERS. POWER ASSURANCE RUNS WERE PERFORMED AND ALL PARAMETERS WERE FOUND TO BE WITHIN LIMITS. (M)
- [SDR UF6A990822](https://openairdocs.org/sdr/UF6A990822.md): Generator · failed · Aug 30, 1999 · N851AW · Bag ATP · AC Generator-Alternator
  > CWA - FLT 5718 - AT 70 KNOTS THE CWP/GEN CWP ILLUMINATED. MAINTENANCE REMOVED AND REPLACED THE NR 2 AC GENERATOR. SYSTEM OPS CHECKED GOOD. (M)
- [SDR UF6A990816](https://openairdocs.org/sdr/UF6A990816.md): Flap Tab · damaged · Aug 18, 1999 · N851AW · Bag ATP · Trailing Edge Flaps
  > SBN - LEFT FLAP TAB TRAILING EDGE IS DAMAGED AT STATION 143.366. MAINTENANCE REPAIRED DAMAGE. ALL WORK WAS DONE IAW BAE ATP SRM 57-50-01. (M)
- [SDR UF6A990815](https://openairdocs.org/sdr/UF6A990815.md): Modular 5 · damaged · Aug 18, 1999 · N851AW · Bag ATP · Nacelle/Pylon Structure
  > SBN - RIGHT MODULAR 5 IS PUNCTURED ON TOP AND DELAMINATING. MAINTENANCE REPAIRED DAMAGE. ALL WORK WAS DONE IAW BAE ATP SRM 54-10-01. (M)
- [SDR UF6A990814](https://openairdocs.org/sdr/UF6A990814.md): Fairing · cracked · Aug 18, 1999 · N851AW · Bag ATP · Aerodynamic Fairings
  > SBN - LEFT HORIZONTAL FAIRING ATTACHMENT TO FUSELAGE IS CRACKED. MAINTENANCE REPAIRED CRACK. ALL WORK WAS DONE IAW ENGINEERING REPORT NR 99-153. (M)
- [SDR UF6A990813](https://openairdocs.org/sdr/UF6A990813.md): Fairing · cracked · Aug 18, 1999 · N851AW · Bag ATP · Aerodynamic Fairings
  > SBN - RIGHT VERTICAL FAIRING ATTACHMENT TO FUSELAGE IS CRACKED. MAINTENANCE REPAIRED CRACKED. ALL WORK WAS DONE IAW ENGINEERING REPORT NR 99-153. (M)
- [SDR UF6A990812](https://openairdocs.org/sdr/UF6A990812.md): Fairing · cracked · Aug 18, 1999 · N851AW · Bag ATP · Aerodynamic Fairings
  > LEFT VERTICAL FAIRING ATTACHMENT TO FUSELAGE IS CRACKED. MAINTENANCE REPAIRED CRACK. ALL WORK WAS DONE IAW ENGINEERING REPORT NR 99-153. (M)
- [SDR UF6A990708](https://openairdocs.org/sdr/UF6A990708.md): Reduct Gearbox · failed · Jul 8, 1999 · N851AW · Bag ATP · Turbine Engine Reduction Gear
  > SBN - THE NR 2 REDUCTION GEARBOX OIL ANALYSIS IS SHOWING A HIGH CONCENTRATION OF METAL. MAINTENANCE REMOVED AND REPLACED THE NR 2 REDUCTION GEAR BOX. SYSTEM OPS CHECKED GOOD. (M)
- [SDR UF6A990701](https://openairdocs.org/sdr/UF6A990701.md): Pcu · failed · Jul 1, 1999 · N851AW · Bag ATP · Propeller Controlling System
  > SBN - FLT 5753 - DURING TAKEOFF ROLL, THE RIGHT PROP CWP ILLUMINATED WITH ASSOCIATED CYCLING OF THE RED LOW PITCH LIGHT. RIGHT TORQUE REACHED 128 PERCENT. MAINTENANCE REMOVED AND REPLACED THE NR 2 PCU. PERFORMED 2 HIGH SPEED TAXIES WITH NO CWP OR LOW PITCH
- [SDR UF6A990623](https://openairdocs.org/sdr/UF6A990623.md): Seals · failed · Jun 30, 1999 · N851AW · Bag ATP · Propeller Controlling System
  > GRB - THE NR 2 PROP CWP ILLUMINATED WHEN POWER WAS ADVANCED ON TAKEOFF AND LEFT ENGINE WENT INTO UNCOMMANDED REVERSE DURING ABORTED TAKEOFF. MAINTENANCE REMOVED PROP TRANSFER TUBE SEALS. PERFORMED CHECK OF PROP SYNC SYSTEM AND RAN BOTH ENGINES TO 85 PERCENT
- [SDR UF6A990620](https://openairdocs.org/sdr/UF6A990620.md): Skin · damaged · Jun 27, 1999 · N851AW · Bag ATP · Fuselage Main, Plate/Skin
  > SBN - LEFT MODULAR 4 OUTBOARD SKIN PANEL IS CRACKED AND THE CHANNEL IS ALSO CRACKED. MAINTENANCE REPAIRED THE LEFT MODULAR 4 OUTBOARD SKIN PANEL AND CHANNEL IAW BAE ATP SRM 51-60-04 AND 01. (M)
- [SDR UF6A990614](https://openairdocs.org/sdr/UF6A990614.md): Light · loose · Jun 16, 1999 · N851AW · Bag ATP · Emergency Lighting
  > ORD - FLT 5734 - FIRST EMERGENCY LIGHT STRIP NEEDS TO BE SECURED. MAINTENANCE REMOVED AND REPLACED THE LIGHT STRIP. (M)
- [SDR UF6A990610](https://openairdocs.org/sdr/UF6A990610.md): Nh Probe · failed · Jun 6, 1999 · N851AW · Bag ATP · Engine BMEP/Torque Indicating
  > ORD - FLT 5750 - NR 2 NH WAS ABOVE LIMITS IN CRUISE POWER. MAINTENANCE REMOVED AND REPLACED THE NR 2 ENGINE NR 1 NH PROBE. PERFORMED POWER ASSURANCE RUNS WITH NO DEFECTS NOTED. SYSTEM OPS CHECKED GOOD. (M)
- [SDR UF6A990563](https://openairdocs.org/sdr/UF6A990563.md): Control Cable · out of adj · May 31, 1999 · N851AW · Bag ATP · Trailing Edge Flap Control System
  > ORD - FLT 5731 - FLAP CWP ILLUMINATED WITH FLAPS SET AT 7 DEGREES AFTER TAKEOFF. MAINTENANCE ADJUSTED FLAP CABLE ASSEMBLY. SYSTEM OPS CHECKED GOOD. (M)
- [SDR UF6A990559](https://openairdocs.org/sdr/UF6A990559.md): Hinge Pin · broken · May 25, 1999 · N851AW · Bag ATP · Cargo/Baggage Doors
  > ORD - FLT 5753 - HINGE PIN BROKEN ON AFT BAGGAGE DOOR. MAINTENANCE REMOVED AND REPLACED THE LOWER ALIGNMENT HINGE PIN. SYSTEM OPS CHECKED GOOD. (M)
- [SDR UFTA990544](https://openairdocs.org/sdr/UFTA990544.md): Skin · dented · May 11, 1999 · N851AW · Bag ATP · Elevator, Tab Structure
  > ORD - DENT FOUND IN TWO LOCATIONS ON RIGHT ELEVATOR TRIM TAB. MAINTENANCE INSPECTED TRIM TAB IAW BAE ATP SRM 55-20-00 AND 51-10-01, DAMAGE WAS FOUND TO BE WITHIN LIMITS. REPAIR OF DAMAGE IS PENDING IAW BAE ATP SRM 51-10-01. (M)
- [SDR UF6A990524](https://openairdocs.org/sdr/UF6A990524.md): Filter · dirty · May 8, 1999 · N851AW · Bag ATP · Turbine Engine Oil System
  > PIA - FLT 5745 - NR 1 ENGINE OIL FILTER CWP ILLUMINATED DURING TAKEOFF ROLL. MAINTENANCE REMOVED AND REPLACE THE NR 1 ENGINE MAIN OIL PRESSURE AND SCAVENGE FILTER. SYSTEM OPS AND LEAK CHECKED GOOD. (M)
- [SDR UF6A990412](https://openairdocs.org/sdr/UF6A990412.md): Light · inoperative · Apr 27, 1999 · N851AW · Bag ATP · Emergency Lighting
  > SBN - EMERGENCY FLOOR PROXIMITY LIGHT AT ROW 9 IS INOPERATIVE. MAINTENANCE REMOVED AND REPLACED FLOOR PROXIMITY LIGHTING STRIP. SYSTEM OPS CHECKED GOOD. (M)
- [SDR UF6A990409](https://openairdocs.org/sdr/UF6A990409.md): Oil Cooler · failed · Apr 17, 1999 · N851AW · Bag ATP · Engine Oil Cooler
  > CAK - FLT 5709 - LOW OIL PRESSURE CWP ILLUMINATED, ON THE NR 2 ENGINE, ON TAKEOFF ROLL. MAINTENANCE REMOVED AND REPLACED THE OIL COOLER ON THE NR 2 ENGINE. SYSTEM OPS CHECKED GOOD. (M)
- [SDR UF6A990101](https://openairdocs.org/sdr/UF6A990101.md): Sleeve · shorted · Jan 1, 1999 · N851AW · Bag ATP · Attitude and Direction Data System
  > ORD - FLT 5700 - REQUEST INSPECTION OF BURNING SMELL IN COCKPIT. MAINTENANCE INSPECTED AND REPLACED SHORTED PBSI SLEEVE ON NR 1 EFIS RECONFIGURATION PANEL. SYSTEM OPS CHECKED GOOD. (M)
- [SDR UF6A981021](https://openairdocs.org/sdr/UF6A981021.md): Bulb · failed · Oct 27, 1998 · N851AW · Bag ATP · Emergency Lighting
  > ORD - FLT 5732 - EMERGENCY LIGHTS INOPERATIVE IN LAVATORY AND AFT GALLEY OVERHEAD. MAINTENANCE REMOVED AND REPLACED LAVATORY AND AFT GALLEY BULB. SYSTEM OPS CHECKED GOOD. (X)
- [SDR UF6A981011](https://openairdocs.org/sdr/UF6A981011.md): Wire · loose · Oct 18, 1998 · N851AW · Bag ATP · Light System Wiring
  > SBN - FLT 5753 - LAST 3 FLOOR EMERGENCY LIGHTS INOPERABLE. MAINTENANCE RE-SECURED FLOOR PROXIMITY LIGHTING STRIP. SYSTEM OPS CHECKED GOOD. (X)
- [SDR UF6A980907](https://openairdocs.org/sdr/UF6A980907.md): Cable Assy · failed · Sep 17, 1998 · N851AW · Bag ATP · Emergency Lighting
  > ORD - FLT 5705 - AFT SECTION OF FLOOR PROXIMITY LIGHTING INOP. MAINTENANCE REPLACED CABLE ASSY. OPS CHECK GOOD. (M)
- [SDR UF6A980520](https://openairdocs.org/sdr/UF6A980520.md): Mfcu · failed · Aug 29, 1998 · N851AW · Bag ATP · Engine (Turbine/Turboprop)
  > ORD - FLT 5753 - NR 2 ENGINE ROLLED BACK TO ZERO PERCENT TORQUE IN-FLIGHT FOLLOWED BY LOW OIL PSI 'CWP'. MAINTENANCE REMOVED AND REPLACED MFCU. PERFORMED POWER ASSURANCE RUNS, ALL PARAMETERS CHECKED GOOD. (X)
- [SDR UF6A980715](https://openairdocs.org/sdr/UF6A980715.md): Transceiver · failed · Jul 19, 1998 · N851AW · Bag ATP · Weather Radar System
  > ORD - FLT 5758 - RADAR PAINTS MULTI-COLOR CONCENTRIC CIRCLES IN ALL RANGES. RADAR DOES NOT TEST SATISFACTORY. MAINTENANCE REMOVED AND REPLACED RADAR SENSOR. SYSTEM OPS CHECKED GOOD. (M)
- [SDR UF6A980617](https://openairdocs.org/sdr/UF6A980617.md): Power Supply · inoperative · Jun 29, 1998 · N851AW · Bag ATP · Emergency Lighting
  > SBN - NR 1 EMERGENCY POWER SUPPLY INOPERATIVE. MAINTENANCE REPLACED POWER SUPPLY. OPS CHECKED GOOD. ACFT TT: 12,770 HOURS. (X)
- [SDR UF6A980509](https://openairdocs.org/sdr/UF6A980509.md): Power Supply · discharged · May 15, 1998 · N851AW · Bag ATP · Emergency Lighting
  > ORD - EMERGENCY LIGHTS INOP AT ROWS 9 AND 10. MAINTENANCE REMOVED AND REPLACED NR 6 EMERGENCY BATTERY PACK. SYSTEM OPS CHECKED GOOD. (M)
- [SDR UF6A980403](https://openairdocs.org/sdr/UF6A980403.md): Bulb · failed · Apr 8, 1998 · N851AW · Bag ATP · Emergency Lighting
  > SBN - EMERGENCY LIGHT LEFT AFT OVERWING INOP. MAINTENANCE REMOVED AND REPLACED BULB. (M)
- [SDR UF6A980120](https://openairdocs.org/sdr/UF6A980120.md): Lamp · failed · Jan 15, 1998 · N851AW · Bag ATP · Emergency Lighting
  > ORD - FLT 5766 - EMERGENCY FLOOR LIGHTING BETWEEN ROWS 2 AND 4 IS INOP. MAINTENANCE REMOVED AND REPLACED FLOOR PROXIMITY STRIP. SYSTEM OPS CHECKED GOOD. (M)
- [SDR UF6A980107](https://openairdocs.org/sdr/UF6A980107.md): Bulb · failed · Jan 5, 1998 · N851AW · Bag ATP · Emergency Lighting
  > SBN - LEFT AFT OVERWING EXTERIOR EMERGENCY LIGHT IS OUT. MAINTENANCE REMOVED AND REPLACED BULB. SYSTEM OPS CHECKED GOOD. (M)
- [SDR UF6A980106](https://openairdocs.org/sdr/UF6A980106.md): Bulb · failed · Jan 5, 1998 · N851AW · Bag ATP · Emergency Lighting
  > SBN - RIGHT AFT EXTERIOR EMERGENCY LIGHT IS OUT. MAINTENANCE REMOVED AND REPLACED BULB. SYSTEM OPS CHECKED GOOD. (M)
- [SDR UF6A971226](https://openairdocs.org/sdr/UF6A971226.md): Battery · discharged · Dec 26, 1997 · N851AW · Bag ATP · Emergency Lighting
  > ORD - FLT 5719 - FLIGHT ATTENDANT 'B' FLASHLIGHT IS NOT WORKING. MAINTENANCE REMOVED AND REPLACED FLASHLIGHT BATTERY. SYSTEM OPS CHECKED GOOD. (M)
- [SDR UF6A971210](https://openairdocs.org/sdr/UF6A971210.md): Hyd Pump · malfunctioned · Dec 11, 1997 · N851AW · Bag ATP · Hydraulic Pump (Electric/Engine), Main
  > ORD - FLT 5719 - NR 2 HYD PUMP INDICATES ZERO PRESSURE. WHEN FLAPS WERE OPERATED ON SHORT FINAL NR 2 HYDRAULIC PUMP RETURNED TO OPERATE BUT APPEARED TO FLUCTUATE. RAN NORMAL FOR LANDING AND TAXI. MAINTENANCE PERFORMED LEAK AND FUNCTION CHECK OF ENTIRE HYDRA
- [SDR UF6A971205](https://openairdocs.org/sdr/UF6A971205.md): Transmitter · failed · Dec 4, 1997 · N851AW · Bag ATP · Rudder Control System
  > ORD - FLT 5704 - RECEIVED RUDDER SCS ENGAGED LIGHT DURING TAXI. MAINTENANCE REMOVED AND REPLACED SYNCHRO POSITION TRANSMITTER. SYSTEM OPS CHECKED GOOD. (M)
- [SDR UF6A971108](https://openairdocs.org/sdr/UF6A971108.md): Battery · discharged · Nov 20, 1997 · N851AW · Bag ATP · Emergency Lighting
  > ORD - AFT FLIGHT ATTENDANT FLASHLIGHT INOP. MAINTENANCE REPLACED BATTERY. OPS CHECKED GOOD. (M)
- [SDR UF6A970905](https://openairdocs.org/sdr/UF6A970905.md): Switch · failed · Sep 22, 1997 · N851AW · Bag ATP · Landing Gear Steering System
  > ORD - FLT 5732 - KNOB ON TILLER POPPED OFF IN FLIGHT. TRANSMISSIONS INOP ON BOTH RADIOS. MAINTENANCE REMOVED AND REPLACED THE PUSH-TO-TALK SWITCH IN NOSE STEERING TILLER. OPS CHECK OF COMMUNICATION SYSTEM TEST GOOD. (M)
- [SDR UF6A970805](https://openairdocs.org/sdr/UF6A970805.md): Switch · dirty · Aug 10, 1997 · N851AW · Bag ATP · Door Warning System
  > ORD - FLT 5711 - RED EXIT WARNING INDICATION ILLUMINATED IN FLIGHT. MAINTENANCE INSPECTED AND ADJUSTED MICROSWITCH AT REAR EXIT AND CLEANED DEBRIS AROUND MICROSWITCH. SYSTEM OPS CHECKED GOOD. (M)
- [SDR UF6A970104](https://openairdocs.org/sdr/UF6A970104.md): Prop · out of balance · Jan 24, 1997 · N851AW · Bag ATP · Propeller Assembly
  > ORD - FLT 5764 - AIRCRAFT HAS PRONOUNCED VIBRATION DURING CRUISE FLIGHT. MAINTENANCE BALANCED NR 1 AND NR 2 PROP ASSEMBLIES. SYSTEM OPS CHECK GOOD. (M)
- [SDR 97ZZZM299](https://openairdocs.org/sdr/97ZZZM299.md): Prop · out of balance · Jan 24, 1997 · N851AW · Bag ATP · Propeller Assembly
  > ORD - FLT 5764 - AIRCRAFT HAS PRONOUNCED VIBRATION DURING CRUISE FLIGHT. MAINTENANCE BALANCED NR 1 AND NR 2 PROP ASSEMBLIES. SYSTEM OPS CHECK GOOD. REFERENCE UF6A970104.
- [SDR UF6A961201](https://openairdocs.org/sdr/UF6A961201.md): Smoke Detector · failed · Dec 17, 1996 · N851AW · Bag ATP · Smoke Detection
  > SBN - FLT 5764 - SMOKE IN LAVATORY LIGHT ILLUMINATED. MAINTENANCE REMOVED AND REPLACED LAVATORY SMOKE DETECTOR. (M)
- [SDR UF6A960510](https://openairdocs.org/sdr/UF6A960510.md): Power Supply · failed · May 25, 1996 · N851AW · Bag ATP · Emergency Lighting
  > SBN - EMERGENCY LIGHTS POWER LIGHT SUPPLY INOP. MX REMOVED AND REPLACED POWER SUPPLY. (M)
- [SDR UF6A960509](https://openairdocs.org/sdr/UF6A960509.md): Light · failed · May 25, 1996 · N851AW · Bag ATP · Emergency Lighting
  > SBN - FLT 5751 - EMERGENCY LIGHT NEXT TO LEFT REAR EXIT DOOR INOP. MX REMOVED AND REPLACED LIGHT STRIP. (M)
- [SDR UF6A960407](https://openairdocs.org/sdr/UF6A960407.md): Wire · chafed · Apr 25, 1996 · N851AW · Bag ATP · Fire Detection
  > ORD - FLT 5710 - FIRE LOOP NR 1 CWP ILLUMINATED WITH FAULT ON FIRE LOOP 'B'. MX FOUND CHAFED SPOT ON WIRE 1WA 259. COVERED AND PROTECTED CHAF. SYSTEM OPS CHECKED GOOD. (M)
- [SDR UF6A960406](https://openairdocs.org/sdr/UF6A960406.md): Fire Wire · failed · Apr 21, 1996 · N851AW · Bag ATP · Fire Detection
  > ORD - FLT 5701 - NR 1 FIRE LOOP CWP ILLUMINATED ON TAXI. MX REMOVED AND REPLACED LOOP 'B' FIRE DETECTOR. SYSTEM OPS CHECKED GOOD. (M)
- [SDR UF6A960404](https://openairdocs.org/sdr/UF6A960404.md): Connector · dirty · Apr 15, 1996 · N851AW · Bag ATP · Fire Detection
  > ORD - FLT 5755 - FIRE LOOP CWP ILLUMINATED ON NR 1 SIDE. MAINTENANCE CLEANED CANNON PLUG 'G'. SYSTEM OPS CHECK GOOD. (M)
- [SDR UF6A951205](https://openairdocs.org/sdr/UF6A951205.md): Control Cable · frayed · Dec 25, 1995 · N851AW · Bag ATP · Landing Gear Steering System
  > SBN - NOSE WHEEL STEERING CABLE FRAYED. MAINTENANCE REMOVED AND REPLACED CABLE. (M)
- [SDR UF6A951202](https://openairdocs.org/sdr/UF6A951202.md): Lamp · failed · Dec 6, 1995 · N851AW · Bag ATP · Emergency Lighting
  > SBN - EMERGENCY FLOOR PROXIMITY LIGHT INOP, ROW 1. MAINTENANCE REMOVED AND REPLACED NR 2 LAMP. (M)
- [SDR UF6A951110](https://openairdocs.org/sdr/UF6A951110.md): Connector · broken wire · Nov 26, 1995 · N851AW · Bag ATP · Air Intake Anti/De-Ice System
  > ORD - FLT NR 5029 - RIGHT ENGINE DE-ICE FAILED. MAINTENANCE REPAIRED 2 BROKEN WIRES, 1246A AND 1248C, IN MOD 3, TO CANNON PLUG 'B'. (M)
- [SDR UF6A951016](https://openairdocs.org/sdr/UF6A951016.md): Trim Switch · stuck · Oct 25, 1995 · N851AW · Bag ATP · Fuel Controlling System
  > SBN - FLT NR 5102 - WHEN ADVANCING POWER LEVER FOR TAKEOFF THE NR 2 ENGNE CONTROL ILLUMINATED. MAINTENANCE FOUND ENGINE TRIM SWITCH STUCK IN, FREED SWITCH AND OPS CHECK GOOD. (M)
- [SDR UF6A951007](https://openairdocs.org/sdr/UF6A951007.md): Py Line · loose · Oct 19, 1995 · N851AW · Bag ATP · Fuel Controlling System
  > CWA - FLT 5031 - DURING DESCENT, OBSERVED A 15 PERCENT DROP IN TORQUE AND A 20 PERCENT - 25 PERCENT DROP IN THE NH. MAINTENANCE TIGHTENED THE 'PY' LINE ON OVERSPEED GOVERNOR. ACFT TT: 9,747 HRS. ENGINE TT: 7,586 HRS. (X)

Next page: https://openairdocs.org/deregistered/N851AW-2001-01-09/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 = 'N851AW' AND deregistration_id = 'N851AW-2001-01-09'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/deregistered/N851AW-2001-01-09/reports

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