JASC 6122

Service difficulty reports · 708

Reports filed under 6122 · Propeller Governor, 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 jasc_code = '6122'
  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 SABA980023Governor · failedCLT/AHN - FLT 5166 - SHORTLY AFTER DEPARTING CLT, THE RIGHT ENGINE BETA WARNING LIGHT ILLUMINATED. AIRCRAFT RETURNED TO CLT WITH NO OTHER PROBLEMS. NO EMERGENCY WAS DECLARED. AIRCRAFT LANDED AT CLT. MAINTENANCE REMOVED AND REPLACED THE RIGHT PROP GOVERNOR.Mar 31, 1998 · N962AE · Bag JETSTM3201SDR AU980389Csu · damaged(AUS) PROPELLER CSU LEAKING OIL. INVESTIGATION FOUND THAT THE LOWER ENGINE COWL HAD WORN THROUGH THE CSU LOWER BODY.Mar 31, 1998 · Socata TB20TRINIDADSDR VTZA98144Prop Governor · failedIAD/BDL - FLT 6521 - DURING CRUISE AT 1635 HOURS ON 3-38-29, AIRCRAFT MADE AN UNSCHEDULED LANDING DUE TO LT ENGINE RPM HAS TO BE PULLED BACK ALMOST TO THE TAXI RANGE TO GET 97 PERCENT. AIRCRAFT LANDED AT IAD AND RETURNED TO GATE WITH NO FURTHER PROBLEMS. MAIMar 28, 1998 · N488UE · Bag JETSTM3201SDR CA980402005Shaft · sheared(CAN) DRIVE SHAFT BETWEEN OVERSPEED GOVERNOR AND REDUCTION GEARBOX WAS FOUND SHEARED DURING TROUBLESHOOTING OF A SLOW TO FEATHER SNAG. PART TOTAL CYCLES: 1,276.Mar 28, 1998 · Dhav DHC8102SDR VTZA98141Prop Governor · failedIAD/CLE - FLT 6551 - DURING CLIMB AT 1740 HOURS ON 3-24-98, AIRCRAFT MADE AN UNSCHEDULED LANDING DUE TO LT ENGINE TORQUE AND RPM FLUCTUATION. AIRCRAFT RETURNED TO GATE WITH NO FURTHER PROBLEMS. MAINTENANCE INSPECTED AND REMOVED AND REPLACED PROPELLER GOVERNOMar 24, 1998 · N471UE · Bag JETSTM3201SDR CA980325040Governor · faulty(CAN) AFTER CLIMB, WHILE CRUISE SETTINGS WERE BEING ESTABLISHED THE RIGHT HAND PROPELLER SPEED DROPPED TO 1550 RPM AND HELD THERE. FURTHER CORRECTION INITIATED WERE UNABLE TO MOVE THIS SETTING. AFTER AN UNEVENTFUL LANDING, MAINTENANCE DISPATCHED TO THE AIRCRAMar 23, 1998 · Beech 1900DSDR 98ZZZX1545Flyweight Ring · failedPILOT COMPLAINT, COULD NOT MAINTAIN RPM'S. UPON BENCH, FOUND THAT GOVERNOR WOULD GO 200 RPM'S ABOVE SPECS. DISASSEMBLY REVEALED THAT THE RING HAD BROKEN AND ALLOWED THE FLY PIN TO COME OUT RESULTING IN ONE SIDE OF THE FLYWEIGHT TO BE STUCK AND DISLOGED AND LMar 6, 1998SDR 98ZZZX2113Drive Gear · failedPILOT VALVE AND DRIVE GEAR INSIDE GOVERNOR BECAME BOUND-UP CAUSING LOSS OF CONTROL OF THE UNIT. CAUSE OF PILOT VALVE AND GEAR FAILURE HAS NOT BEEN IDENTIFIED.Mar 4, 1998 · N3590N · Piper PA31350SDR 98ZZZX1091Prop Governor · failedAFTER TAKEOFF, PROPELLER RPM WENT TO 1,800. CREW ABLE TO REDUCE RPM TO 1,450, AND RETURNED TO FIELD. PROPELLER GOVERNOR FAILURE. REMOVED AND REPLACED PROPELLER GOVERNOR.Feb 25, 1998 · N861CA · Beech 1900DSDR C2XA98CL016Prop Contl Unit · malfunctionedCLE - FLT 3216 - CREW REPORTED THE LEFT BETA LIGHT WOULD NOT WORK WITH THE POWER LEVER BELOW FLIGHT IDLE, AIRCRAFT RETURNED TO GATE. MAINTENANCE REMOVED AND REPLACED THE LEFT ENGINE PROPELLER CONTROL UNIT IAW EMB-120 MM 61-21-00, OPERATIONAL AND LEAK CHECKS WFeb 23, 1998 · N17720 · Emb EMB120RTSDR CA980318021Governor · intermittent(CAN) FLIGHT CREW REPORTED PROPELLER SPEED LIMITED TO 1800 RPM DURING CRUISE. MAINTENANCE FOUND THE OVERSPEED GOVERNOR TEST SOLENOID WAS ENGAGING INTERMITTENTLY WHICH CAUSED THE GOVERNOR TO LIMIT RPM.Feb 5, 1998 · Cessna 208BSDR 98ZZZM299Governor · malfunctionedTAKEOFF ABORTED, RIGHT PROP BEGAN TO FEATHER DURING APPLICATION OF T/O POWER. REPLACED GOVERNOR. (M)Feb 5, 1998 · N857CA · Beech 1900DSDR 98ZZZX954Spring · failedDURING PROPELLER GOVERNOR CHECK WHEN TENSION WAS APPLIED TO SPRING, IT FAILED (BROKE INTO 2 PIECES).Feb 4, 1998SDR REXA98018Prop Governor · failedRIGHT RPM GAUGE STUCK AT 100 PERCENT. REMOVED AND REPLACED RIGHT PROP GOVERNOR. (M)Jan 15, 1998 · N303PX · Bag JETSTM3101SDR CA980313002Governor · faulty(CAN) PROPELLER DOES NOT CYCLE. PROPELLER GOVERNOR UNSERVICEABLE.Jan 11, 1998 · Diamon DA20A1SDR 98ZZZX361Drive Gear · defectiveGOVERNOR DRIVE GEAR HAS SHARP INDICATION AT BASE OF TOOTH EXTENDING AROUND CORNER.Jan 6, 1998 · N3878T · Piper PA28R180SDR 98ZZZX363Governor · crackedGOVERNOR FLYWEIGHT HAS SHARP INDICATION IN BASE AT DRIVE GEAR HOLE.Jan 5, 1998SDR 98ZZZX288Governor · seizedON TAXI, ENGINE HAD TO BE SHUT DOWN DUE TO LOW RPM AND HIGH ITT IN BETA. MAINTENANCE DISCOVERED PROPELLER GOVERNOR HAD FAILED INTERNALLY CAUSING MODERATE AMOUNTS OF GROUND METAL TO BE PUMPED INTO NOSE CASE. GOVERNOR SHAFT SEIZED. ENGINE REMOVED FOR TEAR-DOWDec 23, 1997 · N690HT · Gulstm 690BSDR 98ZZZX94Governor · failedDURING FLIGHT, RIGHT ENGINE FLAMED OUT, NTS AND THE PROP FEATHERED. AN UNEVENTFUL LANDING WAS PERFORMED. UPON INSPECTION, FOUND THE ARM HAD FALLEN OFF OF THE PROP GOVERNOR SPLINED SHAFT. THE MOUNT BOLT WAS STILL SECURE IN THE ARM. THIS IS THE SECOND OCCURRDec 19, 1997 · N924RM · Beech B100SDR SABA970043Prop Governor · failedCLT - FLT 5192 - AFTER TAKEOFF FROM CLT TO CSG, LEFT ENGINE POWER WAS REDUCED. THIS CAUSED THE PROP RPM TO DROP TO APPROX 97 PERCENT. THIS CAUSED THE ENGINE TO RESCHEDULED AND BYPASS FUEL. AIRCRAFT RETURNED TO CLT. NO EMERGENCY WAS DECLARED. AIRCRAFT LANDDec 18, 1997 · N163PC · Bag JETSTM3101SDR 98ZZZX112Governor · failedBETA LIGHT FLICKERED IN-FLIGHT. NO OTHER DISCREPANCIES ON NEXT DEPARTURE DURING TAXI OPERATION . PROPELLER WENT TOWARD COURSE PITCH UNCOMMANDED. ITT WENT TO RED LINE, PILOT SHUT ENGINE DOWN. INTERNAL FAILURE OF PROP GOV RESULTED IN METAL EXITING THE PROP GDec 18, 1997 · N690HT · Gulstm 690BSDR 98ZZZX82Governor · failedIN FLIGHT, RT ENGINE RPM DECAYED AND TORQUE ROSE. ALL OTHER PARAMETERS NORMAL. ENGINE WAS SHUT DOWN. AIRCRAFT RETURNED TO RIC AND SAFE LANDING MADE. TROUBLESHOT BY MAINTENANCE FOUND BETA SYSTEM OK. PROPELLER GOVERNOR REPLACED WITH OVERHAULED UNIT. SYSTEM Dec 12, 1997 · N157MA · Mtsbsi MU2B40SDR AU971524Governor · malfunction(AUS) LH ENGINE PROPELLER GOVERNOR SLUGGISH IN OPERATION.Dec 7, 1997SDR 98ZZZX134Governor · misrepairedAT DISASSEMBLY FOR OVERHAUL, FOUND UNAPPROVED REPAIRS TO THE MAIN HOUSING IDLER GEAR PUMP SOCKET. THE IDLER GEAR STUD FELL OUT WHEN TURNED UPSIDE DOWN. THIS IS TO BE A PRESSURE FIT. THE STUD WAS STAKED IN 4 PLACES BY USE OF PRICK PUNCH. ALSO FOUND SEVERE SCODec 1, 1997SDR 98ZZZM9Governor · failedAFTER ENGINE CHANGE ON RT ENGINE, AIRCRAFT WAS ON TAKEOFF ROLL AND EXPERIENCED TORQUE FLUCTUATIONS OF PLUS/MINUS FT/LBS QT 1500 FT/LBS. THE TAKEOFF WAS ABORTED AND THE AIRCRAFT WENT TO MAINTENANCE. THE OVERSPEED GOVERNOR THAT WAS OVERHAULED WITH THE ENGINE WNov 25, 1997 · N152GL · Beech 1900CSDR VTZA97657Prop Governor · failedFLT 6568 - IAD-SCE - DURING CRUISE, A/C MADE UNSCHEDULED LANDING AT IAD DUE TO LEFT RPM AND TORQUE FLUCTUATION. AIRCRAFT RETURNED TO GATE WITH NO FURTHER PROBLEMS. MAINTENANCE INSPECTED AND REMOVED AND REPLACED PROP GOVERNOR, OPS CHECK OK. AIRCRAFT WAS RELENov 22, 1997 · N471UE · Bag JETSTM3201SDR LR7A9729Governor · erraticNR 2 ENGINE SHUTDOWN AT 2150Z DUE TO RPM FOLLOWING POWER LEVER POSITION. ERRATIC GOVERNOR VALVE OPERATION. REPLACED NR 1 PROP GOVERNOR PER M/M CARD N61-13. OPS CHECK NORMAL.Nov 18, 1997 · N287F · Lkheed 188CSDR 97ZZZX4875Top Cover · failedUPON INSPECTION OF GOVERNOR, TOP COVER WAS FOUND COMPLETELY BROKEN OFF. NEW TOP COVER WAS INSTALLED AND DEFECTIVE COVER WAS SCRAPPED.Nov 12, 1997SDR 97ZZZX4876Drive Gear · crackedINSPECTION FOUND GOVERNOR DRIVE GEAR CRACKED. INDICATION STARTED BETWEEN TEETH AND EXTENDED AROUND CORNER.Nov 6, 1997 · Beech 35BEECHSDR 97ZZZM1215Prop Governor · failedLEFT PROP RPM LOW ON TAKEOFF. PROP GOVERNOR FAILURE. REMOVED AND REPLACED LEFT PROP GOVERNOR PER P/W MM CHAP 72. (M)Oct 30, 1997 · N847CA · Beech 1900DSDR 97ZZZX4562Propeller Gov · out of adjustLBB/DFW - WHILE EN ROUTE, LEFT ENGINE WOULD NOT FALL BELOW 100 PERCENT RPM. THE LEFT PROPELLER WOULD NOT RESPOND TO POWER OR SPEED LEVER MOVEMENTS AND REMAINED STUCK AT 100 PERCENT. THE CAPTAIN THEN RETURNED TO LBB. MAINTENANCE REMOVED THE STARTER GENERATOR Oct 3, 1997 · N359AE · Swrngn SA227ACSDR 97ZZZX4381Flyweight · arm crackGOVERNOR FLYWEIGHT ARM HAS A DIAGONAL CRACK INDICATION APPROXIMATELY .75 INCH LONG. COULD NOT REMOVE IT WITH LIGHT BUFFING.Sep 25, 1997 · N2121X · Piper PA34200TSDR VNAA9709006Pcu · defectiveAS POWER LEVER WAS ADVANCED FOR TAKEOFF, RIGHT HAND PROPELLER FEATHERED. AIRCRAFT RETURNED TO GATE. INSPECTED AIRCRAFT AND FOUND RT PROPELLER CONTROL UNIT DEFECTIVE. REPLACED PCU IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 61-21-06. OPERATIONAL CHECK GOOSep 23, 1997 · N336PH · Dorner DO328100SDR CA970930024Pump · defective(CAN) THE ENGINE EXPERIENCED A PT OVERSPEED WHICH LASTED FOR A DURATION OF 43 SECONDS OVER 110 PERCENT NP SPEED REACHING A MAXIMUM OF 118.1 PERCENT. THE ENGINE WAS REMOVED AND SHIPPED FOR INSPECTION. DISASSEMBLY FOUND NO DAMAGE TO THE PRINCIPAL PT COMPONENTS ASep 19, 1997 · Aerosp ATR42*SDR S2YA970028Prop Governor · malfunctionedMKE/BNA - FLT 1267 - DURING CLIMB-OUT, FLIGHT CREW SET CLIMB POWER AND FOUND LT ENGINE TORQUE FLUCTUATING APPROXIMATELY 200 FEET/POUNDS. THE CREW NOTIFIED ATC OF THE PROBLEM, DECLARED AN EMERGENCY, AND MADE AN UNEVENTFUL LANDING. MAINTENANCE GROUND RAN AIRCRSep 2, 1997 · N801SK · Beech 1900DSDR 97ZZZX4253Governor · faultyINSTALLED 3-BLADE PROPELLER IAW STC SA 4529NM. STC MAKES NO MENTION OF PROPELLER GOVERNOR. AFTER 3 HOURS OF OPERATION, PROPELLER BEGAN SURGING 100-200 RPM FROM 2,400 RPM. AFTER NUMEROUS TESTS, DETERMINED THE EDO AIRE (GARWIN) PROPELLER GOVERNOR CANNOT SUPPLAug 21, 1997 · N3984N · Mooney M20CSDR 97ZZZX3833Lever Assy · detachedRIGHT PROPELLER GOVERNOR CONTROL ARM CAME LOOSE FROM GOVERNOR JUST AFTER TAKEOFF CAUSING PROPELLER TO START GOING TO FEATHER AND A LOSS IN POWER. SUBMITTER RECOMMENDATION, CHECK TORQUE ON CLAMP SCREW EVERY 100 HOURS. OVERHAULED BY ROCKY MOUNTAIN PROPELLERS.Aug 19, 1997 · N50CB · Cessna 414ASDR QXEA9700464Prop Cntrl Unit · malfunctionLWS - NR 2 PROP WOULD NOT COME OUT OF FEATHER DURING START. REPLACED NR 2 PROP CONTROL UNIT. OPERATIONAL CHECK GOOD.Aug 7, 1997 · N824PH · Dhav DHC8102SDR CA970807048Fly Weight · worn(CAN) EXCESSIVE WEAR FOUND ON PROPELLER GOVERNOR FLY WEIGHT ASSEMBLY, FLY WEIGHT PINS AND CARRIER CAUSING FLY WEIGHT TO COME LOOSE.Jul 31, 1997 · Mooney M20KSDR 97ZZZX4051Fly Weight · brokenPROP GOV FLY WEIGHT CAME APART DURING OPERATION. SB 214 NOT C/W.Jul 31, 1997SDR VTZA97337Prop Governor · out of adjustROA/IAD - FLT 6544 - DURING TAKEOFF AT 1045 HRS ON 6-19-97, ABORTED TAKEOFF DUE TO RT ENGINE WOULD NOT MAKE TAKEOFF TORQUE. AIRCRAFT RETURNED TO GATE AT ROA WITH NO FURTHER PROBLEMS. MAINTENANCE INSPECTED AND ADJUSTED PROPELLER GOVERNOR. AIRCRAFT WAS RELEASJun 19, 1997 · N319UE · Jetair JETSTM4101SDR CA970620003Governor · low output(CAN) DURING APPROACH, THE CREW COULD NOT REDUCE THE POWER AT FLIGHT IDLE ON THE L/H ENGINE BELOW ABOUT 40 PERCENT TORQUE. DUE TO THE SHORT RUNWAY, ENGINE WAS SHUT DOWN AND LANDING MADE. THE FUEL CONTROL WAS REMOVED AND REPLACED. ENGINES WERE GROUND RUN AND FOJun 17, 1997 · Swrngn SA226TCSDR AU970678Governor · faulty(AUS) LH ENGINE PROPELLER GOVERNOR LEAKING OIL FROM THE REAR BODY JOINT - INVESTIGATION FOUND THE TWO SCREWS ATTACHING THE SPEED SETTING SHAFT EXTERNAL RETURN SPRING BRACKET TO THE GOVERNOR BODY WERE LOOSE BUT STILL LOCKWIRED ALLOWING A GAP TO EXISTJun 15, 1997 · Frchld SA227DCSDR CA970624027Drive Gear · failed(CAN) DURING AG OPERATIONS THE ENGINE FAILED AND OIL ON THE WIND SCREEN FORCED THE PILOT TO MAKE A FORCED LANDING IN A FIELD. POST FLIGHT INSPECTION FOUND THE PROPELLER GOVERNOR DRIVE GEAR HAD SHEARED RADIALLY AND SPUN OUT OF CONTROL CAUSING MASSIVE DAMAGE TO Jun 11, 1997SDR AU970655Spring · faulty(AUS) PROPELLER CSU SPEEDER SPRING FAULTY - THIS WAS THE THIRD SPRING FITTEDJun 7, 1997SDR CA970609018Governor · faulty(CAN) WHILE IN CRUISE THE #2 PROPELLER BEGAN TO FLUCTUATE BETWEEN MAX AND MIN AND THEN STARTED TO GO TO FEATHER. THE ENGINE WAS SHUTDOWN AND THE PROPELLER FEATHERED. THE GOVERNOR WAS RECENTLY INSTALLED TO REPLACE A T/X'D UNIT. THIS AND THREE OTHER PROPELLER GOJun 6, 1997 · Beech A100SDR AU970575Governor · cracked(AUS) LH ENGINE PROPELLER GOVERNOR HOUSING CRACKED AT RH SIDE UPPER LUGMay 26, 1997 · Cessna 441SDR 97ZZZX2550Governor · wrong partUPON INSPECTING AIRCRAFT FOR PART 135 OPERATION, THE LEFT PROP GOV WAS FOUND TO BE A PART NUMBER NOT AUTHORIZED FOR B-100'S. THIS WAS CONFIRMED THROUGH WOODWARD GOVERNOR. THERE WERE NO OPERATING PROBLEMS AT THE TIME. GOVERNOR WAS REPLACED WITH PROPER PART NMay 19, 1997 · N500KD · Beech B100SDR 97ZZZM687Prop Governor · failedLEFT ENGINE PROPELLER RPM FALLS TO 1500. REMOVED AND REPLACED PROP GOVERNOR.May 15, 1997 · N841CA · Beech 1900DSDR VTZA97269Prop Governor · out of adjustLYH-IAD - ABORTED TAKEOFF DUE TO LEFT ENGINE WOULD ONLY MAKE 30 PERCENT TORQUE. AIRCRAFT RETURNED TO THE GATE AT LYH WITH NO FURTHER PROBLEMS. MAINTENANCE INSPECTED GROUND RAN AIRCRAFT AND ADJUSTED PROP GOVERNOR, OPS CHECK OK. AIRCRAFT WAS RELEASED AND RETUMay 11, 1997 · N478UE · Bag JETSTM3201
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