# Service difficulty reports: Pratt & Whitney PT6T-3B A list on [Pratt & Whitney PT6T-3B](https://openairdocs.org/engine/pratt-whitney-pt6t-3b.md). Newest first. General aviation reporting is voluntary. Page 1 of 10 · 480 reports - [SDR DALA2022FA0000429](https://openairdocs.org/sdr/DALA2022FA0000429.md): Link · cracked · Apr 21, 2022 · N212AH · Bell 212 · Fuselage Structure (General) > UPON VISUAL INSPECTION OF FRICTION DAMPERS AND TRANSMISSION MOUNTS, FOUND LIFT LINK FITTING CRACK ON THE AFT LUG BUSHING AREA COVERING THE ENTIRE LATERAL (SIDE). TRANSMISSION MOUNTS WERE REMOVED AND INSPECTED FOUND PRESSURE REQUIRED TO DEFLECT MOUNT WAS BEYOND - [SDR CA190807016](https://openairdocs.org/sdr/CA190807016.md): Compressor · seized · Aug 3, 2019 · Bell 212 · Turbine Engine Compressor Section > (CAN) PILOT REPORTED HEARING NOISE AT LEFT REAR OF AIRCRAFT AND CHANGE IN FLIGHT REGIME LIKE SMALL WIND GUST. NO ABMORMAL INSTRUMENT INDICATIONS. AIRCRAFT LANDED AND DISTINCT WHINE NOISE HEARD PRIOR TO SHUT DOWN. ENGINES SHUT DOWN AND BASIC VISUAL INSPECTION C - [SDR CA190527015](https://openairdocs.org/sdr/CA190527015.md): Engine · malfunctioned · May 19, 2019 · Bell 212 · Engine (Turbine/Turboprop) > (CAN) PILOT WAS LIFTING A WATER BUCKET FROM A SWAMP NEAR LAC LA BICHE WHEN THE AIRCRAFT KICKED TO THE LEFT AND HE LOOKED OVER AT HIS GUAGES AND NOTICED THAT ENGINE 1 WAS OFFLINE. HE PROCEEDED TO RELEASE THE LONGLINE AND BUCKET, LEAVING THEM IN THE SWAMP AND FL - [SDR CA190208024](https://openairdocs.org/sdr/CA190208024.md): Reduction Gb · damaged · Feb 2, 2019 · Bell 212 · Turbine Engine Reduction Gear > (CAN) A CHIP LIGHT FOR THE #1 POWERSECTION ILLUMINATED ON THE CAUTION PANEL. PILOT LANDED THE AIRCRAFT. THE AME FOUND METAL ON THE #1 POWERSECTION REAR OIL CHIP PLUG. THE POWERSECTION WAS OVERHAUL AND RECENTLY INSTALLED SO WE SUSPECT THAT THE #5 BEARING IN THE - [SDR 9EKA20160714008](https://openairdocs.org/sdr/9EKA20160714008.md): Pan · cracked · Jul 13, 2016 · N412BG · Bell 412 · Main Rotor Gearbox > AIRCRAFT RETURNED FROM AN MOC FLIGHT FOLLOWING A 300 HOUR / 12 MONTH INSPECTION AND UPON SHUTDOWN, THE PILOT NOTICED THAT THE UPPER PLANETARY GEAR OF THE MAIN TRANSMISSION CHIP LIGHT HAD ILLUMINATED. DURING TROUBLESHOOTING IT WAS FOUND THAT THE DEBRIS COLLECT - [SDR QMLA2016032216027](https://openairdocs.org/sdr/QMLA2016032216027.md): Skin · cracked · Mar 22, 2016 · N405LN · Bell 412 · Rotorcraft Tail Boom > AT SHIFT CHANGE, DURING PRE-FLIGHT OF ACFT NOTED A CRACK IN SKIN ON RT SIDE OF VERTICAL FIN IN THE SHAPE OF A BACKWARD C OF ABOUT 5 INCHES, AFTER MEASUREMENT POSSIBLY THROUGH 2 RIVET LOCATIONS. - [SDR CA160121018](https://openairdocs.org/sdr/CA160121018.md): Seal · worn · Jan 19, 2016 · Bell 212 · Turbine Engine Oil System > (CAN) SHORTLY AFTER TAKE OFF. INFORMED PILOT OF ORANGE FLUID ON BELLY OF HELICOPTER. ACFT LANDED AT FUEL CACHE AND SHUTDOWN FOR INSPECTION. BELLY AND TAIL WERE COVERED IN OIL. REPLACEMENT HELICOPTER WAS BROUGHT IN. NR 2 ENGINE OIL COOLER BLOWER SEAL REPLACE - [SDR CA160112003](https://openairdocs.org/sdr/CA160112003.md): Crosstube · broken · Jan 11, 2016 · Bell 212 · Main Landing Gear > (CAN) DURING PREPARATION FOR TAKEOFF, JUST BEFORE PULLING COLLECTIVE, THE PILOT HEARD A LOUD SNAP AND THE ACFT DROPPED TO THE AFT LEFT. PILOT CORRECTED CYCLIC FOR M/R CLEARANCE, SHUTDOWN ENGINES. THE AFT CROSS TUBE BROKE OTBD OF LT RETAINING STRAP. ACFT SET - [SDR CA151229023](https://openairdocs.org/sdr/CA151229023.md): Crossbeam · sheared · Dec 28, 2015 · Bell 212 · Main Landing Gear > (CAN) RETURNED AFTER REFUELING BACK TO THE GROUPS LANDED. SKIDS STILL PENETRATED THE SNOW SURFACE AND THE BELLY OF THE ACFT WAS JUST ABOUT TOUCHING THE SNOW SURFACE. THE LANDING WAS UNEVENTFUL. LAST GUIDE PULLED HIMSELF IN TO THE HELICOPTER THAT IS WHEN A - [SDR CA150915001](https://openairdocs.org/sdr/CA150915001.md): Engine · unknown · Sep 6, 2015 · Engine (Turbine/Turboprop) > (CAN) THE HELICOPTER CRASHED ON A ROCK SLOPE ADJACENT TO THE SEA. PICTURES TAKEN DURING THE ACCIDENT SEQUENCE SHOW SMOKE COMING FROM 1 OF THE ENGINES AND A DAMAGED WINCH LINE. THE HELICOPTER CAME TO REST AGAINST LARGE ROCKS WITH THE TAIL BOOM SEPARATED AND - [SDR CA150826001](https://openairdocs.org/sdr/CA150826001.md): Screw · short · Aug 11, 2015 · Bell 412 · Main Rotor Gearbox > (CAN) MAIN GEARBOX, PN 412-040-002-103, NOTE THAT SECTION 8 OF THIS FORM WOULD NOT ACCEPT THE MFG INFO AND THEREFORE WOULD NOT SAVE. LOW OIL INDCATION OBSERVED IN FLIGHT, PILOT MADE EMERGENCY LANDING. UPON INSPECTION OF THE ACFT IT WAS DETERMINED THAT THE MAI - [SDR CA150805008](https://openairdocs.org/sdr/CA150805008.md): Fuel Control · malfunctioned · Aug 3, 2015 · Bell 212 · Fuel Control/Turbine Engines > (CAN) FUEL CONTROL CAUSING TORQUE SPLIT AND LOW N1. - [SDR CA150813007](https://openairdocs.org/sdr/CA150813007.md): Boot · torn · Jul 31, 2015 · Bell 212 · Engine/Transmission Coupling > (CAN) ON A POST FLIGHT INSPECTION IT WAS NOTED THE FWD COUPLING BOOT, M/R TRANSMISSION END, HAD SOME SLIGHT GREASE LEAKAGE. THE DRIVE SHAFT WAS REPLACE WITH ANOTHER DRIVE SHAFT. THE BOOT WAS INSTALLED NEW ON FEB 14 2012 AND THE MFG DATE ON THE BOOT WAS FEB 5 - [SDR CA150814006](https://openairdocs.org/sdr/CA150814006.md): Boot · torn · Jul 31, 2015 · Bell 212 · Main Rotor System > (CAN) THIS DRIVE SHAFT WAS INSTALLED AS A REPLACEMENT FOR THE PREVIOUS DRIVE SHAFT THAT HAD A LEAKING BOOT. THERE WAS NO GREASE LEAKAGE AFTER THE MANDATORY GROUND RUN LEAK CHECK. THE ACFT HAD A 1.2 HR FERRY FLIGHT AND ON A POST FLIGHT INSPECTION THE ENGINEER - [SDR CA150813004](https://openairdocs.org/sdr/CA150813004.md): Boot · disintegrated · Jul 11, 2015 · Bell 412 · Engine/Transmission Coupling > (CAN) ACFT HAD A HARD LANDING AFTER A MAIN DRIVESHAFT COUPLING FAILURE. DURING THE INVESTIGATION IT WAS NOTED THERE WAS A HIGH POSSIBILITY OF A DRIVE SHAFT BOOT FAILURE WHICH LEAD TO THE DRIVESHAFT COUPLING, TRANSMISSION END, FAILURE DUE TO AN OVERHEAT. THE - [SDR CA150701012](https://openairdocs.org/sdr/CA150701012.md): Compressor Blade · unserviceable · Jun 17, 2015 · Bell 212 · Turbine Engine Compressor Section > (CAN) AIRCRAFT WAS PERFORMING GND RUN BEFORE FLIGHT WHEN THE PILOT NOTICED THAT THE TEMP ON THE RT ENG WAS SIGNIFICANTLY HIGHER. UNUSUAL NOISE WAS ALSO HEARD FROM THE ENG WHILE HOVERING. THE FLIGHT WAS ABORTED. CUSTOMER PERFORMED BORESCOPE INSPECTION & FOUN - [SDR CA150602026](https://openairdocs.org/sdr/CA150602026.md): Bracket · worn · May 30, 2015 · Bell 212 · Cargo Compartments > (CAN) INADVERTENT IN FLIGHT CARGO RELEASE CAUSED BY INTERNAL WEAR IN BRACKET, PN 204-070-999-001. MANUAL RELEASE CABLE WAS FOUND INTERMITTENTLY NOT ABLE TO RESET TO NORMAL POSITION DUE TO RETURN SPRING GUIDE, PN 204-070-997-001 GETTING STUCK IN THE INTERNAL W - [SDR CA150520018](https://openairdocs.org/sdr/CA150520018.md): Pump · failed · May 15, 2015 · Bell 212 · Hydraulic Pump (Electric/Engine), Main > (CAN) HYDRAULIC FLUID TURNING DARK, FLUID TESTED & CONTAMINATION DETERMINED TO BE COMING FROM PUMP. PUMP REPLACED. - [SDR CA150520016](https://openairdocs.org/sdr/CA150520016.md): Turbine Wheel · failed · May 13, 2015 · Bell 212 · Turbine Section > (CAN) DURING WATER BUCKET OPERATION, PILOT HEARD THE ENGINE RUMBLING AND A RAPID STALLING, ABORTED PICK UP, THE NR 1 ENGINE SURGED & LOST POWER. THE PILOT IMMEDIATELY LANDED WITHOUT INCIDENT. DURING INSPECTION, ONE OF THE TURBINE WHEELS HAD THROWN SOME BLAD - [SDR CA150602008](https://openairdocs.org/sdr/CA150602008.md): Engine · failed · May 13, 2015 · Bell 212 · Engine (Turbine/Turboprop) > (CAN) WHILE PULLING THE BUCKET LOAD FROM WATER, THE PILOT HEARD A COMPRESSOR STALL, FOLLOWED BY A YAW AND LOAD GROWLING NOISES. PILOT LOOKED AT THE GAUGES AND NOTICED NG DROPPING AND ITT CLIMBING. PILOT RELEASED THE LOAD, ROLLED THE ENGINE DOWN TO IDLE AND M - [SDR CA150325002](https://openairdocs.org/sdr/CA150325002.md): Engine · flamed out · Mar 4, 2015 · Engine (Turbine/Turboprop) > (CAN) THE ACFT WAS HOLDING CLEAR OF THE AIRPORT WAITING CLEARANCE TO LAND WHEN THE NR 1 ENGINE BEGAN TO VIBRATE AND LOSE POWER. ENGINE EVENTUALLY FLAMED OUT, AN EMERGENCY WAS DECLARED AND THE A RUN-ON LANDING MADE. FIRE WAS OBSERVED COMING FROM THE NR 1 ENGIN - [SDR CA150123004](https://openairdocs.org/sdr/CA150123004.md): Window · cracked · Jan 21, 2015 · Bell 212 · Flight Compartment Windows > MOUNTING FLANGE CRACKS AND CRAZING AT SEVERAL BOLT HOLE LOCATIONS. THERE ARE 26 BOLT HOLES, 2 WITH CRACKS, 7 WITH STAR-BURST, CRAZING, CRACKING. - [SDR CA150123005](https://openairdocs.org/sdr/CA150123005.md): Window · cracked · Jan 21, 2015 · Bell 212 · Flight Compartment Windows > (CAN) WINDOW MOUNTING FLANGE CRACK AT 1 BOLT HOLE LOCATION. 12:00 O`CLOCK, THERE ARE 26 BOLT HOLES. - [SDR CA141126008](https://openairdocs.org/sdr/CA141126008.md): Barrel · cracked · Nov 26, 2014 · Bell 212 · Main Rotor Head > (CAN) CRACK FOUND IN THREADS ON DRAG BRACE BARREL DURING NDT INSPECTION. - [SDR IGAA2014121200002](https://openairdocs.org/sdr/IGAA2014121200002.md): Blade · cracked · Oct 16, 2014 · N212AH · Bell 212 · Main Rotor Blades > DURING ROUTINE MAINTENANCE, CONDUCTING AD2011-23-02 FOR CRACKS AND CORROSION, FOUND A VOID IN THE M/R BLADE AT ABOUT STATION 29.5 ON THE TOP SIDE OF THE BLADE DOUBLER. BLADE WAS REMOVED FROM SERVICE. - [SDR CA141024027](https://openairdocs.org/sdr/CA141024027.md): Drive Shaft · cracked · Oct 15, 2014 · Bell 412 · Engine Fuel Pump > (CAN) FUEL PUMP, PN 025277-300, SN PE5971 WAS REMOVED FOR 300 HR INSPECTION IAW MM TABLE 601. UPON INSPECTION, THE MAINTENANCE TECH NOTICED THAT THERE WAS A CRACK BELOW THE GEAR TEETH, ON THE SHAFT. PUMP WAS REMOVED FROM SERVICE AT 3347.8 TSO. - [SDR CA141014009](https://openairdocs.org/sdr/CA141014009.md): Crosstube · collapsed · Oct 11, 2014 · Bell 212 · Main Landing Gear > (CAN) WHEN MOVING THE MACHINE FROM THE HANGAR TO THE FLIGHT LINE THE AFT CROSS TUBE COLLAPSED. NO INJURIES TO GROUND HANDLING PERSONNEL AND DAMAGE TO THE AIRFRAME IS BEING ASSESSED. - [SDR CA141031011](https://openairdocs.org/sdr/CA141031011.md): Crosstube · broken · Oct 11, 2014 · Bell 212 · Main Landing Gear > (CAN) DURING GROUND MOVEMENT OF HELICOPTER, CROSS-TUBE BROKE AND ACFT BELLY IMPACTED GROUND. DAMAGE TO ACFT STRUCTURE OCCURRED. - [SDR CA140805008](https://openairdocs.org/sdr/CA140805008.md): Windshield · cracked · Aug 1, 2014 · Bell 212 · Flight Compartment Windows > (CAN) FOLLOWING WATER BUCKETING MISSION PILOT NOTICED 5" CRACK AT UPPER OTBD CORNER OF GLASS WINDSHIELD. CAUSE UNKNOWN AT THIS TIME. WINDSHIELD REPLACED WITH NEW PART. - [SDR CA140604014](https://openairdocs.org/sdr/CA140604014.md): Shaft · damaged · Jun 1, 2014 · Bell 212 · Engine Oil Cooler > (CAN) DURING FLIGHT IT WAS OBSERVED THAT THE NR 2 ENGINE AND COMBINING GEARBOX OIL TEMPERATURES WERE CLIMBING INTO THE CAUTIONARY RANGE. AN UNSCHEDULED LANDING WAS CONDUCTED WITHOUT INCIDENT. NO TEMPERATURE LIMITS WERE EXCEEDED. UPON VISUAL INSPECTION IT WA - [SDR CA140602003](https://openairdocs.org/sdr/CA140602003.md): Engine · overheated · Apr 4, 2014 · Engine (Turbine/Turboprop) > (CAN) DURING REVENUE FLIGHT, THE PILOT WAS ALERTED BY A RISING OIL TEMPERATURE ACCOMPANIED BY A FLUCTUATING OIL PRESSURE. THE PILOT ELECTED TO CARRY OUT A PRECAUTIONARY LANDING IN A CLEARING. THE CUSTOMER WILL REPLACE TWIN-PACK/CGB WITH A SPARE ONE AND IS LO - [SDR CA140326008](https://openairdocs.org/sdr/CA140326008.md): Engine · warning light · Feb 26, 2014 · Engine (Turbine/Turboprop) > (CAN) THE HELICOPTER WAS PERFORMING A TRAINING FLIGHT WHEN FOLLOWING THE ILLUMINATION OF A CAUTION RELATED TO CHIP TRANSMISSION, PLANNED TO LAND, DURING THE FINAL PHASE A ROTOR RPM DROOP WAS REPORTED. THE HELICOPTER TOUCH THE GROUND AND CAME TO REST ONTO IT`S - [SDR CA140314002](https://openairdocs.org/sdr/CA140314002.md): Engine · flamed out · Feb 14, 2014 · Engine (Turbine/Turboprop) > IN PREPARATION FOR DEPARTURE, THE NR 2 ENGINE WAS STARTED AND SYSTEMS CHECK CARRIED OUT. DURING THE SYS CHECK ON THE GROUND, THE NR 2 ENGINE FLAMED OUT. TROUBLESHOOTING IS ON-GOING. - [SDR CA140203025](https://openairdocs.org/sdr/CA140203025.md): Spider · broken · Jan 29, 2014 · Bell 212 · Main Rotor Gearbox > (CAN) PILOT REPORTED TRANSMISSION CHIP LIGHT ILLUMINATED DURING HELI-SKI OPERATIONS AND RETURNED TO LODGE. EXAMINATION OF CHIP PLUG BY AME SHOWED SEVERAL SMALL FLAKES AND 1 SMALL SLIVER. TRANSMISSION WAS REMOVED AND DISSASSEMBLED. SPIDER ASSY WAS FOUND WITH - [SDR CA131126008](https://openairdocs.org/sdr/CA131126008.md): Crosstube · cracked · Nov 25, 2013 · Bell 212 · Main Landing Gear > (CAN) ACFT RETURNING FROM A TRAINING FLIGHT. LANDED AND THE CREW HEARD A LOUD CRACKING SOUND. AFTER SHUTDOWN, IT WAS NOTED THAT THE FRONT CROSS TUBE HAD BROKEN. NO OTHER DAMAGE DISCOVERED AND ACFT HAS BEEN REMOVED FROM SERVICE. - [SDR CA131118007](https://openairdocs.org/sdr/CA131118007.md): Blade · fractured · Nov 7, 2013 · Bell 412 · Turbine Engine Compressor Section > (CAN) DURING POSITIONING PHASE JUST BEFORE LANDING, A SUDDEN DROP IN NR 1 ENGINE TORQUE OCCURRED. THE ACFT LANDED ON THE TAXI WAY. ENGINE PARAMETERS AFTER LANDING WERE NORMAL, HOWEVER WHEN THE ACFT WAS ABOUT TO LIFT OFF AGAIN, THE ROTOR RPM WARNING CAME ON A - [SDR CA131025007](https://openairdocs.org/sdr/CA131025007.md): Brushes · worn · Oct 23, 2013 · Bell 212 · Starter-Generator > (CAN) GENERATOR WENT OFFLINE, DURING TROUBLESHOOTING AME FOUND BRUSHES DISINTEGRATED. - [SDR CA130922001](https://openairdocs.org/sdr/CA130922001.md): Washer · failed · Sep 17, 2013 · Bell 212 · Main Rotor Gearbox > (CAN) TRANSMISSION MOUNT UPPER WASHER FOUND CRACKED DURING DAILY INSPECTION. 2 CRACKS FOUND OF LESS THAN.2500" LENGTH STARTING FROM THE OUTSIDE DIAMETER OF THE WASHER. TRANSMISSION SUPPORT CASE SURFACE INSPECTED FOR DEFECTS, NONE FOUND, AND REPLACEMENT WASH - [SDR CA130922002](https://openairdocs.org/sdr/CA130922002.md): Washer · failed · Sep 17, 2013 · Bell 212 · Main Rotor Gearbox > (CAN) TRANSMISSION MOUNT UPPER WASHER FOUND CRACKED DURING DAILY INSPECTION. 1 CRACK FOUND OF LESS THAN.2500" LENGTH STARTING FROM THE OUTSIDE DIAMETER OF THE WASHER. TRANSMISSION SUPPORT CASE SURFACE INSPECTED FOR DEFECTS, NONE FOUND, AND REPLACEMENT WASHE - [SDR QMLA2013082213122](https://openairdocs.org/sdr/QMLA2013082213122.md): Warning Light · false activation · Aug 22, 2013 · N778AM · Bell 412 · Engine Indicating System > NR 1 ENGINE MASTER CAUTION LIGHT ILLUMINATED REPEATEDLY IN FLIGHT. NR 1 ENGINE GAUGE SHOWED OIL PRESSURE BOTTOM GREEN/TOP YELLOW AND THE TEMP SHOWED TOP OF GREEN/BOTTOM OF YELLOW. MX PERSONNEL WERE UNABLE TO DUPLICATE THE MALFUNCTION OR DETERMINE WHAT MIGHT - [SDR CA130815012](https://openairdocs.org/sdr/CA130815012.md): Relay · failed · Aug 13, 2013 · Bell 212 · Battery/Charger System > (CAN) BATTERY BUSS RELAY DOES NOT ACTIVATE. - [SDR CA130815013](https://openairdocs.org/sdr/CA130815013.md): Control Unit · inoperative · Aug 13, 2013 · Bell 212 · DC Power Distribution System > (CAN) DC CONTROL UNIT WOULD NOT MAINTAIN VOLTAGE. - [SDR CA130815014](https://openairdocs.org/sdr/CA130815014.md): Tank · corroded · Aug 11, 2013 · Bell 212 · Hydraulic System, Main > (CAN) HYDRAULIC TANK HAS INTERNAL CORROSION. - [SDR CA130807002](https://openairdocs.org/sdr/CA130807002.md): Boot · leaking · Aug 3, 2013 · Bell 212 · Main Rotor Drive System > (CAN) THE HELICOPTER WAS WORKING ON A FIRE ABOUT 6 MILES AWAY WHEN THE PILOT NOTICED THAT THERE WAS A CHANGE IN THE PITCH TO THE VIBRATION OF THE ACFT, IT DIDN`T SEEM EXCESSIVE SO THE PILOT CARRIED ON. THEN AN ODOR OCCURRED IN THE ACFT. FINISHED THE DROPS OF - [SDR CA130726017](https://openairdocs.org/sdr/CA130726017.md): Wire Harness · shorted · Jul 25, 2013 · Bell 212 · Engine Indicating System Wiring > (CAN) NR 1 POWER SECTION ITT INDICATION DROPPED TO ZERO & REMAINED THERE. T5 THERMOCOUPLE HARNESS TESTED & FOUND TO BE AN OPEN CIRCUIT. - [SDR CA130724003](https://openairdocs.org/sdr/CA130724003.md): Crosstube · broken · Jul 23, 2013 · Bell 212 · Main Landing Gear > (CAN) PILOT LANDED AT FOREST SERVICE LOOKOUT TOWER AND HEARD A BANG. THOUGHT HE HAD HIT A ROCK. ON LANDING AT A LOCAL AIRSTRIP THE ACFT SAT IN AN UNUSUAL ATTITUDE. THE FORWARD LANDING GEAR CROSSTUBE WAS FOUND BROKEN NEAR A FORWARD SUPPORT. THIS PN CROSSTUBE - [SDR CA130517003](https://openairdocs.org/sdr/CA130517003.md): Saddle · cracked · May 16, 2013 · Bell 212 · Main Landing Gear > (CAN) CRACKS DISCOVERED DURING DAILY CHECKS. - [SDR CA130422006](https://openairdocs.org/sdr/CA130422006.md): Blade · debonded · Apr 20, 2013 · Bell 212 · Main Rotor Blades > (CAN) DURING INSPECTION OF THE M/R BLADE, THE LOWER DOUBLER AT BS 80 WAS FOUND DEBONDED. A RULER COULD BE INSERTED 4" BETWEEN THE DOUBLERS. - [SDR CA130405005](https://openairdocs.org/sdr/CA130405005.md): Blade · cracked · Apr 4, 2013 · Bell 212 · Main Rotor Blades > (CAN) CRACK DISCOVERED IN MAIN ROTOR BLADE SKIN DURING DAILY INSPECTION BY AME ON HELI-SKIING OPERATION. CRACK LOCATED 171" FROM ROOT END OF BLADE. CRACK MEASURED 15" LONG IN CHORDWISE DIRECTION. BLADE IS BEING REPLACED AND SHIPPED TO BASE. MFR HAS BEEN CO - [SDR CA130405012](https://openairdocs.org/sdr/CA130405012.md): Actuator · intermittent · Apr 2, 2013 · Bell 212 · Rotorcraft Flight Control > (CAN) ACTUATOR INTERMITTENT. Next page: https://openairdocs.org/engine/pratt-whitney-pt6t-3b/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 engine_model_key = 'PT6T3B' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/engine/pratt-whitney-pt6t-3b/reports --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.