JASC 7602

Service difficulty reports · 144

Reports filed under 7602 · Mixture Control, 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 = '7602'
  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 2020FA0000530Control Cable · bindingAPPROXIMATELY 20 HOURS AFTER ANNUAL, THE VERNIER MIXTURE CONTROL BECAME VERY STIFF. THERE WERE NO KNOWN ANOMALIES OR WEAR NOTED AT THE ANNUAL. DUE TO THE AGE OF THE PART, IT WAS REPLACED. UPON, DISASSEMBLY THE VERNIER PART OF THE CONTROL APPEARED TO STILL WDec 10, 2020 · N5907E · Cessna 172SDR CA190725013Wire · broken(CAN) MIXTURE CABLE INNER WIRE BROKE OFF ABOUT 1 FOOT AHEAD OF MIXTURE LEVER ON CARBURETOR. (TC# 20190725013)Jul 24, 2019 · Robsin R22BETASDR CA190725010Cable · damaged(CAN) MIXTURE CABLE INNER WIRE BROKE OFF ABOUT 1 FOOT AHEAD OF MIXTURE LEVER ON CARBURETOR (TC# 20190725010)Jul 23, 2019 · Robsin R22BETASDR 2019FA0000179Rod End · separatedDURING CRUISE FLIGHT, THE MIXTURE CONTROL ROD END SEPARATED FROM THE PRESSURE CARBURETOR CONTROL ARM, WHICH RESULTED IN POWER LOSS.May 16, 2019 · N3555N · Mooney M20FSDR 2018FA0000514Control Cable · failedWE HAVE INSTALLED 6 EA OF THE MIXTURE CONTROL CABLES. AFTER A SHORT TIME IN SERVICE THE VERNIE CONTROL WOULD NOT WORK PROPERLY. IT SKIPPED AND WOULD NOT LOCK CABLE. THE CABLE COULD BE PUSHED AND PULLED WITHOUT HAVING TO PUSH THE LOCK BUTTON. IT ALSO WOULD Dec 11, 2018SDR DALA2016050803957Control Module · malfunctionedTHE CREW ACCOMPLISHED AN AIR TURN BACK DUE TO LT, NOSE AND RT RED LG "UNSAFE" INDICATIONS ILLUMINATED. WHEN THE LANDING GEAR HANDLE WAS SELECTED UP AND THE FLAPS SELECTED TO 11 T/O, THE LANDING GEAR WARNING HORN SOUNDED. GREEN GEAR LIGHTS EXTINGUISHED AND ALLMay 8, 2016 · N925DN · Doug MD9030SDR 2015FA0000023Lock Nut · strippedSHORTLY AFTER TAKEOFF, HAD A REDUCTION IN FUEL FLOW, LANDED WITHOUT INCIDENT. UPON INSPECTION IT WAS NOTICED THAT THE RETAINING LOCKNUT FOR THE MIXTURE CONTROL LEVER HAD BACKED OFF THE LEVER CAUSING THE LEVER TO COME OUT OF RIG AND STRIP THE SPLINES OFF THE LJan 22, 2015 · N5585Y · Beech F33ASDR FQAR201501102005Cable · separatedTHE IP & SP WERE HAD RETURNED TO THE APRON AFTER AN UNEVENTFUL FLIGHT. THE SP WAS ACTIONING THE ENGINE SHUTDOWN CHECKLIST; WHEN THE MIXTURE WAS MOVED TO THE IDLE CUTOFF POSITION, THE ENGINE DID NOT SHUTDOWN. THE PILOTS WERE FORCED TO SHUTDOWN THE ENGINE BY SELJan 11, 2015 · N4166H · Piper PA28181SDR FQAR20141215048Control Cable · separatedDURING A ROUTINE ENGINE INSPECTION, A TECH NOTED THE RUBBER BOOT COVERING THE SWAGE ON THE END OF THE MIXTURE CONTROL CABLE WAS BROKEN APART; HE WROTE UP THE CABLE AND BEGAN TO REMOVE IT. AS HE WAS PULLING THE CABLE OUT OF THE FIREWALL, THE SWAGE CAME OPEN ANDec 13, 2014 · N297PA · Piper PA28181SDR 4DSR201411240001Control Unit · seizedDURING 50 HOUR INSPECTION, MECHANIC FOUND THE MIXTURE CONTROL OPERATION TO BE VERY STIFF. FOUND THE MIXTURE CONTROL UNIT ON ENGINE SEIZED AND VERY HARD TO MOVE BY HAND, REPLACED.Nov 24, 2014 · N93285 · Cessna T210LSDR CA130509007Control Cable · broken(CAN) UPON ENGINE SHUTDOWN THE PILOT PULLED THE MIXTURE CONTROL CABLE TO IDLE CUT OFF. THE HANDLE OF THE CONTROL CABLE CONTINUED TO COME OUT FARTHER THAN EXPECTED. ACFT WAS SNAGGED. UPON INSPECTION THE INNER CABLE WAS FOUND TO BE BROKEN INSIDE THE PROTECTIVEMay 6, 2013 · Cessna 172NSDR CA130312008Bracket · cracked(CAN) DURING INSPECTION, THE MIXTURE CONTROL BRACKET ATTACHED TO THE FIREWALL, PN C2C2927, WAS FOUND TO HAVE A .2500" CRACK IN THE BEND RADIUS. THE MIXTURE BRACKET WAS REPLACED WITH A SERVICEABLE BRACKET TO RECTIFY THE DEFECT.Mar 11, 2013 · Dhav DHC2MKISDR CA120715001Pin · missing(CAN) DURING INSPECTION, ENGINE CONTROL CHECK, IT WAS NOTICED THAT THE MIXTURE STOP PIN WAS MISSING. THE PIN IS FRICTION FIT ONLY, INSPECTION OF THE HOLE WITH A 10X MAGNIFIER REVEALED NO DAMAGE TO THE HOLE. A SERVICEABLE PIN REMOVED FROM ANOTHER PUMP WAS INSJul 13, 2012 · Diamon DA20C1SDR CA120710005Control Cable · failed(CAN) DURING TROUBLESHOOTING OF RPM SURGING SNAG THE MIXTURE CONTROL WAS FOUND TO BE STIFF AND VERNIER FOUND TO BE LOOSE. MIXTURE CABLE REPLACED.Jul 1, 2012 · Cessna 172SSDR CA120507013Linkage · damaged(CAN) PILOT REPORTED THAT THROTTLE CONTROL WOULD NOT PHYSICALLY GO TO FULL THROTTLE. MAINTENANCE PERSONNEL CONFIRMED THAT THROTTLE WOULD ONLY MOVE .5 TO .7500 OF THE WAY. COWLING REMOVED AND WE FOUND THAT CLEVIS PIN THAT ATTACHES THE MIXTURE LINKAGE TO THE FMay 6, 2012 · Diamon DA40SDR CA120110001Cable · binding(CAN) DURING AIRCRAFT START-UP THE PILOT TRIED TO MOVE THE MIXTURE KNOB FROM IDLE CUT-OFF TO FULL RICH AND THE CABLE WOULD ALWAYS SPRING BACK TO THE LEAN POSITION. AIRCRAFT WAS BOUGHT IN FOR INSPECTION AND THE SNAG WAS CONFIRMED, THERE WAS A SIGNIFICANT AMOUNTJan 9, 2012 · Diamon DA20C1SDR CA111219005Arm · damaged(CAN) PILOT REPORTED EXPERIENCING ENGINE POWER LOSS ON FINAL APPROACH. HE ALSO STATED THAT WHEN HE ATTEMPTED TO APPLY MORE POWER THE ENGINE STARTED BACKFIRING AND WOULD NOT ACCEPT THE INPUT. INSPECTION OF THE ENGINE REVEALED THAT THE MIXTURE CONTROL ARM, WHICDec 15, 2011 · Diamon DA20C1SDR CA110827001Control Cable · wrong part(CAN) ORDERED A NEW LT MIXTURE CONTROL CABLE ASSY FROM MFG. THE CABLE APPEARS TO HAVE BEEN ASSEMBLED INCORRECTLY. IT APPEARS THAT THE PART OF THE CABLE THAT ATTACHES TO THE ENGINE AND THE PART OF THE CABLE THAT ATTACHES TO THE QUADRANT HAVE BEEN REVERSED. TAug 25, 2011SDR 2011FA0000535Control Cable · failedPILOT REPORTED DURING FLIGHT HE EXPERIENCED A TOTAL LOSS OF MIXTURE CONTROL. INVESTIGATION REVEALED THE MIXTURE CONTROL CABLE HAD BROKEN AT THE CONTROL IN THE CABIN. NO RECOMMENDATIONS AT THIS TIME.Aug 19, 2011 · N867AF · Grob G120ASDR CA110614006Control Cable · stuckON START-UP THE PILOT WAS NOT ABLE TO MOVE THE MIXTURE CONTROL FROM IDLE CUT OFF, ACFT WAS SNAGED AND INSPECTED AND MIXTURE CABLE WAS FOUND STUCK. AFTER MOVING THE CONTROL A FEW TIMES THE CABLE WAS ABLE TO MOVE AND WAS STILL VERY STIFF, NO SHARP BENDS WERE NOJun 9, 2011 · Diamon DA20C1SDR CA110331020Servo · binding(CAN) MIXTURE CABLE BINDING. FUEL SERVO MIXTURE ARM FOUND STIFF, FUEL SERVO REPLACED.Mar 11, 2011 · Robsin R44RAVENIISDR 2011FA0000234Control Cable · out of positionDURING THE FIRST FLIGHT TEST AFTER ENGINE INSTALLATION, THROTTLE CONTROL CABLE STARTED TO MOVE HARD AND SEEMED TO BE BINDING. PILOT WAS UNABLE TO MAKE SMALL ADJUSTMENTS WITH THROTTLE. THE TEST FLIGHT WAS STOPPED AND ACFT LANDED ITHOUT ANY PROBLEM. ENGINE COFeb 21, 2011 · N724MT · Cessna A185FSDR CA110208019Control Cable · failed(CAN) AIRCRAFT RETURNED TO BASE AFTER FLIGHT. PILOT, IN THE PROCESS OF SHUTTING DOWN ENGINES, DISCOVERED THE LEFT ENGINE WOULD NOT RESPOND TO MIXTURE CONTROL MOVEMENTS. MAINTENANCE INVESTIGATED, NOTED THAT THE MIXTURE CABLE FOR THE LEFT ENGINE WAS BROKEN. THE Feb 4, 2011 · Piper PA31350SDR CA101130009Sleeve · pulledOUTER SLEEVE THAT KEEPS THE INNER CABLE STRAIGHT PULLED OUT FROM ITS PIVOT POINT BY WEAR. CABLE WAS EXPOSED (4 INCHES OF IT) AND WOULD KINK WHEN AT FULL RICH POSITION. NEW CABLE INSTALLED (SAME P/N)Nov 16, 2010 · Cessna A188BSDR 2010FA0001103Control Cable · detachedDURING FLIGHT, THE RT ENGINE MIXTURE CONTROL FAILED AND THE ENGINE QUIT. AFTER LANDING, FOUND THE SWAGGED END OF THE MIXTURE CONTROL CABLE (PN 50-389010-21) HAD SEPARATED AT THE FUEL CONTROL UNIT.Sep 20, 2010 · N9420Y · Beech 95B55SDR 2010FA0000851Control Cable · brokenPILOT REPORTED DURING GROUND OPERATION HE EXPERIENCED A TOTAL LOSS OF MIXTURE CONTROL. INVESTIGATION MIXTURE CONTROL CABLE HAD BROKEN AT THE CONTROL IN THE CABIN. PROBABLE CAUSE UNKNOWN. RECOMMEND ENGINE CONTROL CABLES BE REPLACED AT ENGINE CHANGE (1800 HRSAug 20, 2010 · N861AF · Grob G120ASDR 2010FA0000937Stop Pin · missingPILOT REPORTED ENGINE WOULD NOT SHUTDOWN WITH MIXTURE LEAN, UPON INSP OF CAUSE, FOUND MIXTURE STOP PIN MISSING AND HAD FALLEN OUT DURING OPERATION.Aug 19, 2010 · N2145U · Cessna T210NSDR 2010FA0000409Barrel · wornPILOT STATED THAT WHILE IN FLIGHT AT 5000 FT, HE WAS UNABLE TO CHANGE THE MIXTURE SETTING ON THE LT ENGINE. THIS ENGINE HAD JUST RETURNED FROM A MAJOR O/H DUE TO TBO REQUIREMENTS. ACCORDING TO THE PILOT, THIS ENGINE HAD NOT HAD ANY PREVIOUS PROBLEMS IN THE PApr 3, 2010 · N8911Z · Cessna 310GSDR 2010FA0000079Control Arm · bindingAFTER LANDING ACFT, WAS TAXIING BACK TO PARKING AND ENGINE QUIT. TECH TROUBLESHOT SYS AND FOUND FUEL CONTROL UNIT MIXTURE CONTROL ARM WAS BINDING INTERNALLY ON THE THROTTLE SIDE OF UNIT.Jan 28, 2010 · N851K · Beech F33CSDR 2009FA0001023Control Cable · frozenDURING ENGINE SHUTDOWN, PILOT COULD NOT MOVE RT MIXTURE CONTROL. UPON FUTHER INSP, CONTROL WAS FOUND TO BE FROZEN. THIS OPERATOR HAS HAD OTHER ENGINE CONTROLS FREEZE ON SAME TYPE OF ACFT. MFG HAS BEEN NOTIFIED OF THIS PROBLEM.Nov 30, 2009 · N494ND · Piper PA44180SDR CA091127004Rod End · worn(CAN) DURING SCHEDULED MAINTENANCE IT WAS DISCOVERED THAT THE BUSHINGS RETAINING THE ROD END SWIVEL BALL WERE WORN AND ONE SIDE HAD DISLODGED CAUSING THE SWIVEL BALL TO SEPARATE FROM THE ROD END. MIXTURE CONTROL WAS NOT LOST DUE TO THE LARGE RETAINER WASHER ONov 19, 2009 · Diamon DA20C1SDR CA090723006Control Cable · worn(CAN) DURING SCHEDULED INSP, IT WAS NOTED THAT SWAGED END OF CONDITION LEVER CONTROL CABLE THAT ATTACHED THE FCU WAS WORN/LOOSE ALLOWING A LOGTITUDINAL MOVEMENT OF .1250 - .1875 OF AN INCH OF THE ROD END. CONTROL CABLE WAS REPLACED.Jul 20, 2009 · Beech 200BEECHSDR CA090401002Rod End · worn(CAN) DURING INSP THE ROD END WHICH ATTACHES THE MIXTURE CABLE TO THE MECHANICAL FUEL PUMP MIXTURE CONTROL ARM WAS FOUND TO HAVE EXCESSIVE PLAY IN THE BALL AREA. THE ROD END WAS REMOVED FROM THE ARM ONLY TO FIND IT FALLING INTO PIECES. NEW ROD END INSTALLED.Mar 24, 2009 · Diamon DA20C1SDR CA090313003Control Cable · broken(CAN) MIXTURE CONTROL CABLE INNER WIRE FOUND BROKEN.Nov 17, 2008 · Robsin R22BETAIISDR NSV2008F00026Condition Lever · malfunctionedDURING INITIAL CLIMB PEC NR 1 AND NR 2 CAUTION LIGHT ILLUMINATED AFTER INADVERTENT MOVEMENT OF CONDITION LEVERS PAST 850 MIN POSITION. CONDITION LEVERS IMMEDIATELY RESET TO 850, PROP RPM REMOVED STEADY AT 1060 THROUGH REMAINDER OF FLIGHT. RETRIEVED FADEC CODE Sep 18, 2008 · N187WQ · Bombdr DHC8402SDR CA071115008Bearing · seized(CAN) PILOT REPORTED MIXTURE STICKING DIFFICULT TO MOVE. INSPECTION REVEALED MIXTURE CONTROL ROD END AT MECHANICAL FUEL PUMP SEIZED. ROD END WAS REPLACED WITH NEW UNIT. THIS ROD END IS OF THE SAME PN WHICH SEIZED ON ANOTHER AIRCRAFT`S THROTTLE CONTROL WHICH REOct 31, 2007 · Diamon DA20C1SDR CA071004006Cable · broken(CAN) DURING THE ENGINE RUN-UP, THE RT ENGINE DID NOT RESPOND TO MIXTURE CONTROL. THE MIXTURE CONTROL CABLE WAS FOUND BROKEN UNDER THE ENGINE CONTROL PEDISTAL. THE BRAKE WAS INSIDE THE CONTROL CABLE HOUSING AND COULD NOT BE SEEN WITH ANY INSPECTION. (TC NR 200Oct 1, 2007 · Cessna 414SDR CA070502008Control Cable · damaged(CAN) MIXTURE CONTROL WAS FOUND TO BE STIFF BY MAINT ON AN ENGINE START FOR TAXI TO HANGER. CABLE WAS REMOVED. THE CABLE ROUTING POSITIONS THE CABLE LESS THAN (6) INCHES FROM THE TURBOCHARGER. AN ASBESTOS COVER HAD PREVIOUSLY BEEN PLACED OVER THE CABLE AND STIApr 27, 2007 · Piper PA28R201TSDR 2005FA0001228Control Cable · fracturedTHE PILOT LOST ENGINE POWER DURING TAKEOFF. EXAM FOUND MIXTURE CONTROL CABLE FRACTURED AT 90-DEGREE ANGLE NEAR SET SCREW TO CARBURETOR. FATIGUE ON CABLE INDICATES INSTALLATION ERROR. FRACTURE COULD NOT BE SEEN DUE TO OUTER SHEATH ON MIXTURE CONTROL CABLE.Aug 29, 2005 · N2388Q · Beech 23SDR GAJ2005F00001Control Cable · frozen3/25/04, HOBBS 3218.1, TTAF 9745.1, REMOVED AND REINSTALLED ENGINE, THROTTLE, MISTURE AND PROP CONTROLS. 7/22/04, HOBBS 3417.7, TTAF 9944.0, VERNIER CONTROL RELEASE BUTTON FROZE IN PUSHED POSITION, REMOVED MIXTURE CONTROL CABLE AND REPLACED WITH NEW. 8/12/05Aug 15, 2005 · N7537N · Cessna TU206GSDR CA050711005Control Cable · brokenWHEN SHUTTING DOWN, THE ENGINE ON THE RAMP AFTER FLIGHT PILOT PULLED THE MIXTURE CONTROL TO LEAN AND THE CABLE BROKE. ENGINE SHUT DOWN BUT MIXTURE CABLE HAD TO BE REPLACED BEFORE NEXT FLIGHT.Jul 6, 2005 · Cessna 172MSDR CA050624008Control Cable · seized(CAN) MIXTURE CONTROL WAS FOUND STIFF TO OPERATE. INSPECTION FOUND CABLE OUTER SLEEVE IS SEIZED ONTO THE INNER CABLE JUST BEHIND THE CONTROL ROD END LOCATED IN THE ENGINE COMPARTMENT. CABLE IS ONLY 7 MONTHS OLD WITHOUT ANY SIGN OF EXTERNAL DAMAGE.Jun 23, 2005 · Cirrus SR20SDR 2005FA0001600Cable · brokenMIXTURE CABLE BROKE AT CONTROL LEVER END. 7 STRAND INNER CABLE PARTED .7500 INCH FROM PUSH/PULL SLIDER CABLE END. CABLE STRANDS APPEAR TO HAVE BEEN BALLONED FROM OVER COMPRESSION, OVER TRAVEL. CABLE PARTED AT ENGINE SHUT DOWN. THE REPLACEMENT CABLE IS PN 4May 23, 2005 · N63790 · Piper PA23250SDR AU510001617Rod End · loose(AUS) LT ENGINE MIXTURE CONTROL RODEND LOOSE. BALL WAS ONLY RETAINED BY SECONDARY RETAINER CLIP. FINGER PRESSURE COULD DISCONNECT RODEND FROM FCU. (CASA NR 510001617)Apr 6, 2005 · Piper PA31350SDR CA041215002Control Unit · loose(CAN) PILOT WAS IN CRUISE, HE STARTED TO LEAN THE ENGINEWENT PAST LEAN OF PEAK SO HE PUSHED THE MITURE BACK IN BUT THE ENGINE WAS STILL LOSING POWER. HE LANDED IN A FIELD WITHOUT ANY DAMAGE.ENGINEER WENT OUT AND REMOVED THE COWLING AND DISCOVERED THAT THE CLAMDec 14, 2004 · Cessna 152SDR CA040304007Control Cable · broken(CAN) DURING CRUISE FLIGHT THE PILOT NOTICED THAT THE RT MIXTURE WAS NOT RESPONDING TO CONTROL MOVEMENT. THE AIRCRAFT RETURNED TO BASE UNEVENTFULLY AND UPON MAINTENANCE INSPECTION FOUND THE ENGINE SIDE OF THE CABLE HAD BROKEN AT THE ROD END WHERE THE CABLE SHEMar 3, 2004 · Beech 95B55SDR DHL2004873002Bolt · looseNR 2 START LEVER WILL NOT SHUT OFF, STUCK IN ON POSITION. REINSTALLED BOLT AND NUT ASSEMBLY ON NR2 ENGINE POWER CONTROL MECHANISM IAW M/M 76-11-1. RAN NR 2 ENGINE IAW JET RUN UP 13.1. CHECKED OPERATION OK. NR 2 FIRE HANDLE WILL NOT SHUT DOWN NR 2 ENGINE. AFJan 28, 2004 · N873SJ · Doug DC873FSDR 2004FA0000065Control Cable · misroutedMIXTURE CONTROL CABLE SECURED AND/OR ROUTED INCORRECTLY WHEN MIXTURE CONTROL CABLE WAS REPLACED AND/OR LUBED. WHEN THE CABLE CAME IN CONTACT WITH NOSE GEAR EXTENSION DURING FINAL APPROACH TO RUNWAY. THE NOSE GEAR ASSEMBLY CAUGHT THE MIXTURE CONTROL CABLE SOMDec 4, 2003 · N7369P · Piper PA24250SDR 2003FA0001108Control Cable · brokenMIXTURE CONTROL CABLE BROKEN AT THE FIREWALL. THIS IS THE FIFTH ONE TO FAIL ALL AT THIS LOCATION. INSPECTION OF THE 28 AIRCRAFT FLEET REVEALED 16 CABLES WITH A NOTICABLE KINK IN THE CABLE FELT WHEN LEVER IS ACTUATED AND HAND IS WRAPPED AROUND THE CABLE FORWARDOct 23, 2003 · N919AF · Diamon DA20C1SDR AUS20030635Ball Joint · broken(AUS) RT ENGINE MIXTURE CONTROL BALL JOINT FAILED.Jun 18, 2003 · Bnorm BN2B20
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