Bell 204-B

Service difficulty reports · 77

Newest first. General aviation reporting is voluntary.

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 aircraft_model_key = '204B'
  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 CA000801011Case · cracked(CAN) WHILE CARRYING OUT A DAILY INSPECTION, THE AME NOTICED A CRACK ON THE TRANSMISSION SUPPORT CASE WHERE THE LIFT LINK ATTACHES.Jul 22, 2000 · Bell 204B · Main Rotor GearboxSDR CA991027081Floorbeam · cracked(CAN) DURING REMOVAL OF FLOORBOARDS DURING SCHEDULED MAINTENANCE, THE LEFT MAIN BEAM WEB WAS FOUND CRACKED. REPAIR CARRIED OUT IAW BELL DATA. SUBMITTER SUSPECTED CRACK WAS CAUSED DUE TO HEAVY INTERNAL CARGO.Sep 15, 1999 · Bell 204B · Fuselage Main, Floor BeamSDR 99ZZZX3295Governor · misoverhauledDURING ROUTINE OVERAHAUL DISASSEMBLY PROCEDURE, FOUND ONE OF THE TWO 'S' WIRES INSTALLED AT EACH END OF THE FLYWEIGHT PIVOT PIN WAS MISSING AND PRESUMED NOT INSTALLED DURING LAST OVERHAUL OR MAJOR MAINTENANCE. THE EVIDENCE OF OPERATION IN THIS CONDITION OVER Aug 5, 1999 · Bell 204B · Turbine GovernorSDR CA990719005Housing · worn(CAN) PILOT NOTICED BALL WAS OUT OF TURN/SLIP INDICATOR SO THEN PILOT INPUTTED THE RIGHT PEDAL TO CORRECT. HOWEVER, THE ROTORCRAFT DID NOT RESPOND TO RIGHT PEDAL INPUT, BUT DID RESPOND TO LEFT PEDAL INPUT. PILOT THEN LANDED THE ROTORCRAFT. SUBSEQUENT INVESTJun 30, 1999 · Bell 204B · Tail Rotor Control SystemSDR CA990728048Bearing · wrong part(CAN) UNIT SENT TO O/H. WHEN SG WAS DISASSEMBLED, IT WAS NOTED THAT THE WRONG BEARINGS WERE INSTALLED (NOT THE MANUFACTURER'S BEARINGS). UNAPPROVED PARTS REPLACED AND RETURNED TO SERVICE.Jun 29, 1999 · Bell 204B · Starter-GeneratorSDR CA990715001Gyro · damaged(CAN) FOLLOWING INSTALLATION OF NEWLY OVERHAULED DIRECTIONAL GYRO, THE PILOT REPORTED A SMOKE SMELL AND FLAG ON THE DIRECTIONAL GYRO SWUNG ON/OFF. THE DIRECTIONAL GYRO CIRCUIT BREAKER WAS PULLED WHICH RECTIFIED THE PROBLEM.Jun 29, 1999 · Bell 204B · Directional Gyro and Indicating SystemSDR CA990119011Cross Tube · cracked(CAN) CROSS TUBE SHEARED ON LANDING CAUSING DAMAGE TO FUSE AND TAIL BOOM. CRACK IS BELIEVED TO HAVE STARTED AT AN INTERNAL CORROSION PIT OR VOID.Dec 29, 1998 · Bell 204B · Main Landing Gear Strut/Axle/TruckSDR CA990310071Bearing · wrong part(CAN) THE BEARING REMOVED FROM THE UNIT WAS OF LOWER QUALITY THAN OEM USES AND THE WRONG MANUFACTURER. SUBMITTER STATED THIS IS AN UNAPPROVED BEARING.Nov 24, 1998 · Bell 204B · Starter-GeneratorSDR CA990310070Bearing · wrong part(CAN) THE BEARING REMOVED FROM THE UNIT WAS MADE BY SKF. OEM DOES NOT USE SKF BEARINGS. SUBMITTER STATED THIS IS AN UNAPPROVED BEARING.Nov 24, 1998 · Bell 204B · Starter-GeneratorSDR CA981109011Dampener · cracked(CAN) STARTER/GENERATOR IN SHOP FOR REPAIR WAS FOUND TO HAVE WRONG DAMPENER BACKPLATE INSTALLED CAUSING INSUFFICIENT SPRING PRELOAD WHICH RESULTED IN EXCESS WEAR ON THE SPLINED HUB, DAMPENER PLATE, AND SHAFT SPLINE.Oct 27, 1998 · Bell 204B · Starter-GeneratorSDR CA990412006Mount · worn(CAN) DURING INSPECTION, GRAY PASTE WAS NOTED UNDER THE SERVICE DECK OF THE ENGINE MOUNTS. REMOVAL OF THE ENGINE AND DECK DISCLOSED THE CRACKED BEAM CAP. THE ENGINE WAS ABLE TO ROCK ON THE BEAM CAPS WHEN TORQUE WAS APPLIED. LEFT AND RIGHT BEAM CAPS AND ALL Oct 20, 1998 · Bell 204B · Engine Mount SectionSDR CA980908009Battery · thermal runaway(CAN) BATTERY 'HOT' INDICATOR CAME 'ON'. BATTERY THERMAL RUNAWAY.Aug 22, 1998 · Bell 204B · Battery/Charger SystemSDR CA980519006Valve · broken(CAN) ON RUN-UP, UNABLE TO SWITCH HYDRAULICS TO MANUAL. HYDRAULIC BYPASS VALVE CANNON PLUG RECEPTACLE BROKEN OFF AT ITS BASE. INTERIOR CONNECTIONS BROKEN ALLOWING INTERMITTENT CONTACT.May 8, 1998 · Bell 204B · Hydraulic System, MainSDR CA980513003Mount · cracked(CAN) DURING INSPECTION OF THE DIFFUSER, THERE WERE CRACKS FOUND IN THE STRUTS.May 5, 1998 · Bell 204B · Turbine Engine Combustion SectionSDR CA980513002Clamp · cracked(CAN) CLAMP CRACKED AT BASE OF T-BOLT HEAD BAND.May 5, 1998 · Bell 204B · Powerplant SystemSDR CA971223001Cap Angle · broken(CAN) UPPER CAP ANGLE FOUND BROKEN AND A CRACK HAD DEVELOPED IN THE MAIN PANEL. CRACK APPROX 2 INCHES TO 2.50 INCHES IN FRONT OF P/N 204-060-651-001, TUBE ASSY AND EXTENDING 10 INCHES VERTICAL DOWN AND DISAPPEARS BEHIND THE OWER CAP ANGLE. THE CRACK ALSO EDec 11, 1997 · Bell 204B · Fuselage Fixed PartitionsSDR CA971219009Switch · wire broken(CAN) BEFORE TAKEOFF, PILOT TRIED TEST ON ALL WARNING SYSTEMS. NO LIGHTS ON. A BROKEN GROUND WIRE ON THE TEST SWITCH WAS FOUND.Dec 8, 1997 · Bell 204B · Central WarningSDR CA970902013Beam · cracked(CAN) TAIL BOOM ATTACHMENT POINT T-CAP BEAM FOUND CRACKED. SOME RIVETS ALSO SHEARED. CRACK WAS ALONG TWO HI-SHEAR RIVET HOLES.Aug 21, 1997 · Bell 204B · Rotorcraft Tail BoomSDR CA970115002Blower · rough bearing(CAN) BEARINGS IN OIL COOLER BLOWER SOUND ROUGH AND DRY WHEN FAN IS TURNED BY HAND. BLOWER REMOVED AND BEARINGS REPLACED.Jan 7, 1997 · Bell 204B · Rotorcraft Cooling Fan SystemSDR CA970213010Elevator · cracked(CAN) 3 CRACKS WERE FOUND ON TOP SURFACE OF ELEVATOR. 2 CRACKS APPROXIMATELY 1" LONG AND 1 CRACK 6" LONG.Jan 5, 1997 · Bell 204B · Elevator, Plate/SkinSDR 97ZZZX198Elt · malfunctionFAA REPORTED ELT SIGNALS IN AREA; CHIEF PILOT CHECK ALL 4 OF OUR AIRCRAFT AND CHECKED THAT ALL SWITCHES WERE IN 'OFF' POSITION. FAA CAME OUT AND DETERMINED THAT THIS ELT WAS OPERATING AND THAT THE SWITCH WAS 'OFF'. REMOVED ELT FROM AIRCRAFT AND REMOVED BATTEDec 10, 1996 · N204SH · Bell 204B · Emergency Locator BeaconSDR CA960909008Regulator · malfunction(CAN) ON STARTUP, LOADMETER SPIKES WHEN GENERATOR TURNED ON, THEN LOAD STAYS HIGHER THAN NORMAL FOR A LONG TIME. VOLTAGE REGULATOR REPLACED.Aug 24, 1996 · Bell 204B · DC RegulatorSDR CA960814201Inner Ring · cracked(CAN) ON DAILY INSPECTION, CRACK FOUND IN L.H. TRUNNION MOUNTING EAR OF THE SWASHPLATE INNER RING.Aug 4, 1996 · Bell 204B · Main Rotor Mast/SwashplateSDR CA960802003Bearing · rough(CAN) HIGH TO MEDIUM FREQUENCY VIBRATION WAS BEING DETECTED BY THE PILOT THROUGH THE TAIL ROTOR PEDALS. EXAMINATION FOUND BLOWER ASSEMBLY MAKING VIBRATION. REPLACED ASSEMBLY AND RECTIFIED PROBLEM.Jul 27, 1996 · Bell 204B · Rotorcraft Cooling Fan SystemSDR CA960412003Fan · bearing failed(CAN) TURBINE AND FAN ASSEMBLY MAKING NOISE AND VIBRATION. BEARING P/N 9101 PP FOUND DRY.Apr 1, 1996 · Bell 204B · Rotorcraft Cooling Fan SystemSDR CA951103101Tripod Mount · cracked(CAN)TRIPOD ENGINE MOUNT INSIDE LEG BROKEN WHERE LEG IS WELDED TO THE UPPER BEARING MOUNT. REPLACEMENT TRIPOD INSTALLED AND A MISALIGNMENT WAS NOTED AT THE ATTACHMENT POINT CAUSING A PRELOAD ON THE MOUNT.Oct 4, 1995 · Bell 204B · Engine Mount SectionSDR CA960311003Gp Module · burned(CAN) ENGINE GP AND POWER TURBINE NOZZLE AND WHEEL BURNED. ALL ACCESSORIES SUCH AS NOZZLES. FCU, GOVERNOR, BLEED BAND, AIR VALVE WERE SENT FOR TEST AND HAVE TESTED SERVICEABLE. NO EROSION OR FOD FOUND ON COMPRESSOR ASSEMBLY. NO DAMAGE OR FAILURE FOUND ON ANY BAug 25, 1995 · Bell 204B · Turbine Section
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