N901CF

Service difficulty reports not matched to an aircraft · 309

They name N901CF, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft. Newest first.

Query with SQL
duckdb -csv -c "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 = 'N901CF' AND registry_match IS NULL
  ORDER BY difficulty_date DESC"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.

SDR R7MR34258Actuator · inoperativeTRIM ACTUATOR ASSEMBLY, UNIT INOPERATIVE. OPERATES IN ONE DIRECTION ONLY. REPLACED WITH NEW, CORRECTED PROBLEM. (K)Nov 16, 2001 · N901CF · Doug MD900 · Main Rotor ControlSDR R7MA34258Actuator · inoperativeTRIM ACTUATOR UNIT INOPERATIVE.Nov 16, 2001 · N901CF · Doug MD900 · Main Rotor ControlSDR 2001F00698Beam · separatedBUMPER ASSEMBLY FLEXBEAM SEPARATION ALONG TRAILING EDGE OF 'Y'. REPLACED WITH NEW UNIT, CORRECTED PROBLEM. (M)Sep 19, 2001 · N901CF · Doug MD900 · Fuselage Miscellaneous StructureSDR 2001F00694Nozzle · crackedRIGHT PRIMARY EXHAUST NOZZLE ASSEMBLY CRACKED BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM. (M)Sep 1, 2001 · N901CF · Doug MD900 · Engine Collector/Tailpipe/NozzleSDR 2001F00699Beam · separatedBUMPER ASSEMBLY FLEXBEAM SEPARATION AT TRAILING EDGE OF 'Y'. REPLACED WITH NEW UNIT, CORRECTED PROBLEM. (M)Aug 24, 2001 · N901CF · Doug MD900 · Fuselage Miscellaneous StructureSDR R7MA33713Link · wornWORN BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNITS, CORRECTED PROBLEM.Aug 24, 2001 · N901CF · Doug MD900 · Main Rotor Drive SystemSDR R7MA33716Tube · leakingLEAKING BEYOND SERVICEABLE LIMITS. TUBE IS NO BENT BUT IS LEAKING FROM THE SWEDGE AND BRAZING AT (T) END. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.Aug 17, 2001 · N901CF · Doug MD900 · Engine Oil CoolerSDR R7MR33368Light · inoperativeUNIT INOPERATIVE, CAUSING IIDS FAULT 2=10, SECONDARY ELEMENT FAILURE. LAMP IS SUBASSEMBLY TO IIDS ASSEMBLY, IIDS SN 008251-012 IS CURRENTLY INSTALLED AND HAS BEEN MORE RELIABLE THAN PREVIOUS INSTALLATIONS; THEREFORE REMSA IS ORDERING JUST THE LAMP ASSEMBLY AJun 13, 2001 · N901CF · Doug MD900 · Instrument PanelSDR 2001F00527Bumper Block · separatedSEPARATION OF TRAILING EDGE IN 'Y' AREA. REPLACED WITH NEW UNIT CORRECTED PROBLEM. CORE SHIPPED TO MDH FOR INSPECTION. (M)Jun 4, 2001 · N901CF · Doug MD900 · Fuselage Miscellaneous StructureSDR R7MR33279Harness · shortedT6 WIRING HARNESS, INTERNAL SHORT. FAILED RESISSTENCE CHECK. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.Mar 12, 2001 · N901CF · Doug MD900 · Engine EGT/TIT Indicating SystemSDR R7MR32759Bumper Block · crackedLATERAL CRACK BEYOND SERVICEABLE LIMITS. REMOVED AND REPLACED WITH NEW UNIT, CORRECTED PROBLEM.Mar 12, 2001 · N901CF · Doug MD900 · Fuselage Miscellaneous StructureSDR R7MR33265Valve · leakingFRANGIBLE SELF SEALING VALVE, LEAKING BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.Jan 27, 2001 · N901CF · Doug MD900 · Aircraft Fuel Distribution SystemSDR R7MR33264Bearing · wornTHRUSTER BEARING RACE, WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.Jan 27, 2001 · N901CF · Doug MD900 · Tail Rotor Control SystemSDR R7MR33263Bearing · wornELASTOMERIC LAMINATES WORN BEYOND SERVICEABLE LIMITS, WHICH IS CAUSING DIFFICULTY WITH BALANCING THE MAIN ROTOR HEAD ASSEMBLY. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.Jan 27, 2001 · N901CF · Doug MD900 · Main Rotor HeadSDR R7MR32619Gauge · looseSIGHT GAUGE RIBBON WILL NOT STAY ATTACHED AT BOTTOM OF INDICATOR TUBE, WHICH RENDERS THE QUANTITY OF HYDRAULIC FLUID IN THE RESERVOIR UNRELIABLE. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.Jan 27, 2001 · N901CF · Doug MD900 · Hydraulic Reservoir, MainSDR R7MR32618Actuator · leakingHYDRAULIC UNIT, DUAL SERVO ACTUATOR, MR CONTROL LEAKING BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT, CORRECTED PROBLEMS.Jan 26, 2001 · N901CF · Doug MD900 · Main Rotor ControlSDR R7MR32573Display · inoperativeUNIT INOPERATIVE. ROW OF LIGHTS ON ALPHA DISPLAY MISSING.Jan 10, 2001 · N901CF · Doug MD900 · Central WarningSDR R7MR32373Display · inoperativeDISPLAY OF RT TORQUE/BARS AND NUMBERS/ INTERMITTENLY GOES BLACK. REPLACED WITH REPAIRED UNIT, CORRECTED PROBLEM.Nov 21, 2000 · N901CF · Doug MD900 · Engine BMEP/Torque IndicatingSDR 20001215SH031Bearing · delaminatedMAIN ROTOR CENTERING BEARIN ASSY , DELAMINATION. REPLACED WITH NEW UNIT, CORRECTED PROBLEM. (X)Nov 17, 2000 · N901CF · Doug MD900 · Main Rotor HeadSDR 20001215SH029Friction Ring · roughCOLLECTIVE FRICTION UNIT ROUGH AND RATCHETY. REPLACED WITH NEW UNIT, CORRECTED PROBLEM. (X)Nov 7, 2000 · N901CF · Doug MD900 · Main Rotor ControlSDR 20001215SH032Breather Tube · damagedHOSE, ENGINE OIL BREATHER, INSIDE OF HOSE IS BUBBLED. REPLACED WITH NEW UNIT, CORRECTED UNIT. (X)Oct 28, 2000 · N901CF · Doug MD900 · Turbine Engine Oil SystemSDR 20001215SH033Display · malfunctionedINTEGRATED INSTRUMENT DISPLAY SYSTEM ASSEMBLY, MRB BALANCE DISPLAY ONLY SHOWS PARTIAL CHARACTERS. INCORRECT CALCULATIONS. (X)Oct 27, 2000 · N901CF · Doug MD900 · Central DisplaySDR 20001107SH017Bearing · debondedCENTERING BEARING ASSY, MAIN ROTOR, DEBONDING. (X)Oct 16, 2000 · N901CF · Doug MD900 · Main Rotor HeadSDR 20001215SH030Bearing · delaminatedMAIN ROTOR ENTERING BEARING ASSY, DELAMINATION. REPLACED WITH NEW UNIT, CORRECTED PROBLEM. (X)Oct 13, 2000 · N901CF · Doug MD900 · Main Rotor HeadSDR 20001107SH016Bearing · debondedCENTER BEARING ASSY, MAIN ROTOR, DEBONDING. (X)Oct 1, 2000 · N901CF · Doug MD900 · Main Rotor HeadSDR 20001107SH025Friction Ring · wornCOLLECTIVE FRICTION UNIT LOST FRICTION CONTROL. REPLACED WITH NEW UNIT, CORRECTED PROBLEM. (X)Sep 16, 2000 · N901CF · Doug MD900 · Main Rotor ControlSDR 20001107SH024Sleeve · wornSLEEVE, NOTAR FAN HUB, WORN BEYOND SERVICEABLE LIMITS. REPLACED 13 EACH WITH NEW UNIT, CORRECTED PROBLEM. (X)Sep 12, 2000 · N901CF · Doug MD900 · Tail Rotor Control SystemSDR 20001107SH023Bearing · wornBEARING RACE, THRUSTER, WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM. (X)Sep 12, 2000 · N901CF · Doug MD900 · Tail Rotor Control SystemSDR 20001107SH021Exhaust Pipe · crackedRIGHT PRIMARY EXHAUST NOZZLE CRACKED BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM. (X)Sep 11, 2000 · N901CF · Doug MD900 · Engine Collector/Tailpipe/NozzleSDR 20001107SH022Pitch Link · wornPITCH LINK ASSY, ROTOR CONTROL, WORN BEYOND SERVICEABLE LIMITS. REPLACED 5 EACH WITH NEW UNITS, CORRECTED PROBLEM. (X)Sep 8, 2000 · N901CF · Doug MD900 · Main Rotor ControlSDR 20001030SH030Pitch Link · wornPITCH LINK ASSY, ROTOR CONTROL, WORN BEYOND SERVICEABLE LIMITS. EXCESSIVE WEAR INTO ROD END ASSY. (X)Sep 8, 2000 · N901CF · Doug MD900 · Main Rotor ControlSDR 20001108SH002Bearing · debondedMAIN ROTOR CENTER BEARING ASSEMBLY IS DEBONDING. (X)Aug 13, 2000 · N901CF · Doug MD900 · Main Rotor HeadSDR 20001107SH027Liner · wornROTOR BRAKE LINING WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT, CORRECTED PROBLEMS. (X)Aug 9, 2000 · N901CF · Doug MD900 · Main Rotor BrakeSDR 20001107SH020Battery · faultyBMS FAULTS 2 AND 4 TRIGGERED REGULARLY. REPLACED WITH NEW UNIT, CORRECTED PROBLEM. (X)Aug 9, 2000 · N901CF · Doug MD900 · Central DisplaySDR 20000919SH001Display · inoperativeUNIT INOPERATIVE. PARTS OF DIGITAL READOUTS AND FUEL QUANTITY BARS INTERMITTENTLY DISAPPEAR. (X)Jul 31, 2000 · N901CF · Doug MD900 · Central DisplaySDR 20000808SH025Link · wornHINGE AND SHIMS WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM. (X)Jun 28, 2000 · N901CF · Doug MD900 · Main Rotor Mast/SwashplateSDR 20000919SH002Bearing · wornDIVITS RESULTING FROM BEARING WEAR BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM. (X)May 25, 2000 · N901CF · Doug MD900 · Tail Rotor Control SystemSDR 20000808SH024Bearing · debondedMAIN ROTOR CENTER BEARING ASSEMBLY DEBONDING. REPLACED WITH NEW UNIT, CORRECTED PROBLEM. (X)May 19, 2000 · N901CF · Doug MD900 · Main Rotor Mast/SwashplateSDR 20000808SH023Bearing · debondedMAIN ROTOR BEARING ASSY DEBONDING. REPLACED WITH NEW UNIT, CORRECTED PROBLEM. (X)May 19, 2000 · N901CF · Doug MD900 · Main Rotor Mast/SwashplateSDR 20000518SH001Display · failedREJECTED NEW OUT-OF-BOX. SUSPECT Y2K SOFTWARE PROBLEM. INSTRUMENT PANEL 'BLACKED-OUT' UPON INITIALIZATION OF IIDS (AIRCRA STARTUP). REPLCAED WITH NEW UNIT, CORRECTED PROBLEM. (X)Apr 4, 2000 · N901CF · Doug MD900 · Central DisplaySDR 20000601SH029Scissors · looseLINK ASSY, DRIVE, SCISSORS HAD EXCESSIVE PLAY IN JOINT AREA. REPLACED WITH NEW UNIT, CORRECTED PROBLEM. (X)Mar 14, 2000 · N901CF · Doug MD900 · Main Rotor Mast/SwashplateSDR 20000601SH027Link Rod · wornPITCH LINK ASSEMBLY WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM. (X)Mar 14, 2000 · N901CF · Doug MD900 · Main Rotor ControlSDR 20001107SH026Bolt · wornBOLT - ROTOR BRAKE, WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM. (X)Mar 9, 2000 · N901CF · Doug MD900 · Main Rotor BrakeSDR 20000601SH028Blower · leakingBLOWER DRIVE ASSEMBLY LEAKING BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM. (X)Mar 6, 2000 · N901CF · Doug MD900 · Rotorcraft Cooling Fan SystemSDR 20000424SH018Beam · delaminatedDELAMINATION ALONG TRAILING EDGE IN Y-AREA. REPLACED WITH NEW UNIT, CORRECTED PROBLEM. (X)Feb 13, 2000 · N901CF · Doug MD900 · Fuselage Miscellaneous StructureSDR 20000424SH017Beam · delaminatedDELAMINATION ALONG TRAILING EDGE IN Y-AREA. REPLACED WITH NEW UNIT, CORRECTED PROBLEM. (X)Feb 13, 2000 · N901CF · Doug MD900 · Fuselage Miscellaneous StructureSDR 20000517SH026Igniter · damagedIGNITER HAD EXCESSIVE BURN IN SOME AREAS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM. (X)Dec 28, 1999 · N901CF · Doug MD900 · Spark Plug/IgniterSDR 20000517SH029Control Box · failedREJECTED NEW OUT-OF-BOX. BOX WAS TRIMMED TO 111 C, BUT LATER FOUND OUT THAT PWC HAD ALREADY TRIMMED THE OVERHAULED ENGINE IN THE TEST CELL FOR ADDITIONAL 9 C THAT IS OPERATED WITH SB 28171. REPLACED W ITH NEW UNIT, CORRECTED PROBLEM. (X)Dec 8, 1999 · N901CF · Doug MD900 · Engine Temperature Indicating SystemSDR 20000517SH027Igniter · damagedIGNITER HAD EXCESSIVE BURN IN SOME AREAS. (X)Dec 8, 1999 · N901CF · Doug MD900 · Spark Plug/IgniterSDR 2000ZZZX141Thermal Valve · fluctuatedOIL TEMP FLUCTUATION TO VALVE (NOT SEATING). REPLACED WITH NEW UNIT, CORRECTED PROBLEM.Dec 4, 1999 · N901CF · Doug MD900 · Engine Oil Temperature
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