JASC 7820
Service difficulty reports · 248
Reports filed under 7820 · Engine Noise Suppressor, 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 = '7820' 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.
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 = '7820' ORDER BY difficulty_date DESC
Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
SDR 2008FA0000201Flame Tube · rupturedRT MUFFLER P/N 0450400-26 WAS REMOVED FOR CYLINDER REPLACEMENT, INSP REVEALED DETERIORATED FLAME TUBES IN OUTLET PIPE AND NR1 INLET PIPE. OUTLET PIPE FLAME TUBE IS NOT READILY VISIBLE LOOKING UP TAIL PIPE. NO ENTRIES IN LOGBOOK INDICATING REPLACEMENT OF EITHERSDR CA080215003Muffler · damaged(CAN)FOUND OVER THE PAST YEAR THAT USING PRESSURE TESTING VS VISUAL HAS CAUGHT MANY PIN HOLE LEAKS IN THE MUFFLER. IN THE PAST WE WERE FINDING LARGE CRACKS IN BEHIND WHEN WE PRESSURE TESTED EVERY 200 HOURS WHICH YOU COULD NOT SEE VISUALLY SO WE BEGAN PRESSURE SDR CA080221002Muffler · damaged(CAN) THIS IS AN ON GOING ISSUE. THIS EXHAUST MUFFLER PASSED THE VISUAL INSP AS CF90-03. WHEN PRESSURE TESTED WITH AIR AND WATER, 3 PIN HOLES SHOWED. 2 WERE IN OPEN BARE METAL SURFACE. ONE WAS IN THE LONGITUDINAL SEAM. ANOTHER EXPERIENCED AME WAS IN MY SHOP FOSDR CA080121004Baffle · cracked(CAN) INTERNAL BAFFLE ATTACH WELD WAS FOUND CRACKED DURING A 100 HOUR INSPECTION. (TC NR 20080121004)SDR CA080305009Baffle · crackedINTERNAL BAFFLE WAS FOUND CRACKED DURING REGULARLY SCHEDULED MX.SDR CA071109003Baffle · cracked(CAN) DURING A 100 HOUR INSPECTION, ONE INTERNAL BAFFLE OF THE PRIMARY EXHAUST SILENCER WAS FOUND TO BE CRACKED 25 PERCENT OF THE ATTACHING WELD. SILENCER WAS SUBSEQUENTLY REPLACED. (TC NR 20071109003)SDR 2007FA0000980Muffler · brokenTHE TAILPIPE CRACKED AWAY FROM THE SHELL. THERE ARE NO STRAPS WELDED FROM THE PIPE TO THE SHELL LIKE SOME OTHER MUFFLERS. THE METAL FAILED, NOT THE WELD.SDR CA071011002Muffler · cracked(CAN) MUFFLER CRACKED AROUND PIPE AFTER BACKFIRE. (TC NR 20071011002)SDR 2007FA0000799Muffler · brokenENGINE EXHAUST TAIL PIPE FAILED AT THE MUFFLER WELD. WITH 36 HOURS TOTAL TIME SINCE NEW. LEADING EDGE EXHAUST SYSTEM WAS INSTALLED BY STC SA02200AK.SDR 2007FA0000882Muffler · crackedCHECK MUFFLER IAW MFG SB, SB2X-78-07, ISSUED JUNE, 2007. FOUND SPOT WELDS ON EXTERNAL BAFFLE CRACKED. REPLACED MUFFLER. THIS SB APPLIES ONLY TO SR20`S SN 1005 THRU 1797. (K)SDR CA070808001Muffler · cracked(CAN) DURING SCHEDULED INSPECTION. AD CF90-03R2 BEING ACCOMPLISHED, A LARGE CRACK WAS FOUND AT THE TAILPIPE ATTACHMENT POINT, IN THE MUFFLER SUB-ASSY. IT WAS DIFFICULT TO DETERMINE ROOT CAUSE OF CRACK ORIGINATION, BUT POSSIBLE CAUSE WAS IMPACT WITH FOREIGN OSDR 2008F00002Muffler · brokenON CLIMB AFTER TAKEOFF, PILOT HEARD BANG IN ENGINE COMPARTMENT, SMOKE AND FLAMES ENTERED CABIN AT PILOT'S FEET. AFTER LANDING AIRCRAFT, AIRCRAFT BURN, TOTAL LOSS. MUFFLER FOUND CRACKED/BROKEN EMITTING HEAT, FLAME, ETC. THROUGH HEATER MUFF INTO CABIN.SDR 2007FA0000429Muffler · crackedPILOT REPORTED FATIGUE WHILE FLYING. NO OBVIOUS EXTERNAL SIGNS OF MUFFLER FAILURE WERE FOUND, SHROUD REMOVAL REVEALED A TIGHT CRACK FROM NR 2 RISER INTO BODY, 3 INCHES LONG THAT LEFT VERY LITTLE STAINING ON INSIDE OF SHROUD. MUFFLER BODY WAS DEFORMED WHERE RISSDR 2007FA0000434Muffler · crackedPILOT REPORTED FATIGUE WHILE FLYING. NO OBVIOUS EXTERNAL SIGNS OF MUFFLER FAILURE WERE FOUND, SHROUD REMOVAL REVEALED A TIGHT CRACK FROM NR 2 RISER INTO BODY, 3 INCHES LONG THAT LT VERY LITTLE STAINING ON INSIDE OF SHROUD. MUFFLER BODY WAS DEFORMED WHERE RISESDR 2006FA0001144Muffler · crackedAIRCRAFT CAME IN FOR FIRST ANNUAL AFTER CERTIFICATION. UPON VISUAL INSPECTION FOUND A CRACK ADJACENT TO THE WELD ON THE GUSSET/DOUBLER LOCATED ON THE LOWER PORTION OF THE MUFFLER AT THE EXHAUST OUTLET. THE MUFFLER WAS PRESSURIZED AND VERIFIED THAT THE CRACK SDR CA060915001Muffler · cracked(CAN) WHILE PERFORMING CF90-3R2 ON THE MUFFLER ASSEMBLY THE EXHAUST SHROUD WAS REMOVED AND A (2) INCH CRACK WAS FOUND WHERE THE EXHAUST PIPE JOINS THE MUFFLER. (TC NR 20060915001)SDR ASMF200608021Structure · delaminatedDURING TRANSIT CHECK, LT ENGINE NOSE COWLING NOISE SUPPRESSOR WAS DETECTED DELAMINATED IN AN AREA OF 17 INCHES WIDTH X 25 INCHES LENGTH BETWEEN 6 AND 7 HOURS POSITION OUT OF LIMITS IAW MM 72-00-00 PAGE 642. AIRCRAFT WAS SENT TO THE HANGAR. PENDING FINAL ACTIONSDR 2006FA0000885Muffler · crackedDURING ANNUAL INSP FOUND CRACK AT END OF ONE SUPPORT BRACE WITH EVIDENCE OF EXHAUST LEAK. ADVISED OWNER, HE SAID HE HAD EXPERIENCED EXHAUST LEAKAGE WITH MILD NOSE AND LEAKAGE. REPAIRED MUFFLER AND RETURNED TO US AND MUFFLER WAS REINSTALLED. (K)SDR CA060725007Muffler · cracked(CAN) DURING A ROUTINE 100 HR INSPECTION, IT WAS NOTED THAT THE MUFFLER/TAILPIPE ASSY WAS DISTORTED AND CRACKED AT THE OUTLET PIPE. THE CRACK WAS NOTICED AFTER THE CABIN HEATER JACKET WAS REMOVED. THE CRACK WOULD NOT BE NOTICEABLE WITH THE CABIN HEATER JACKET SDR CA060717002Heater · cracked(CAN) LT MUFFLER CRACKING, BURNING THROUGH. RT MUFFLER CRACKED. STACK CRACKED. NOTE: CRACKS NOT VISIBLE WITH ATTACHMENTS (SCROUNDS) ON. MUFFLER HEATER - LT P/N 0550157-9, RT P/N 0550157-32 (TC NR 20060717002)SDR 2006FA0000677Muffler · deterioratedREPLACED LT MUFFLER ON AIRCRAFT DO TO THE DETERIORATED CONDITION OF THE SPARK ARRESTER INSIDE OF THE MUFFLER. LT SIDE SPARK ARRESTER MELTED AND FOLDED OVER. LT MUFFLER, PN 14836001. THE FIRST DETECT REPORT WAS FILED WHEN AC HAD A TT 682 HRS. BOTH LT AND RTSDR 2005FA0001599Muffler · brokenRT SIDE MUFFLER, REAR TAIL-PIPE OUTLET, CRACKED OFF OF THE MUFFLER ALLOWING HOT GASES TO BLOW ONTO FIREWALL AND SURROUNDING COMPONENTS. AN ENGINE FIRE OCCURRED AND AIRCRAFT MADE EMERGENCY LANDING. THE TAIL PIPE BALL JOINT FOUND TO BE STILL INTACT WITH THE (VSDR AU510002030Muffler · failedMUFFLER ASSEMBLY COLLAPSED AROUND TAILPIPE IN AREA LOCATED UNDER THE HEATER SHROUD.SDR AU510001697Muffler · crackedMUFFLER CRACKED AND DISTORTED IN AREA OF TAILPIPE ATTACHMENT WELD.SDR AU510001640Muffler · cracked(AUS) MUFFLER CRACKED AND DISTORTED IN AREA OF TAILPIPE ATTACHMENT. (OTHER CAUSE: MATERIAL ) (CASA NR 510001640)SDR AU510001698Muffler · crackedMUFFLER CRACKED ON LT SIDE. LT COLLECTOR ALSO CRACKED.SDR 2005FA0001366Muffler · missingREPLACED MUFFLERS ON AC DUE TO THE DETERIORATED CONDITION OF THE SPARK ARRESTERS INSIDE OF THE MUFFLERS. THE SPARK ARRESTER IN THE LT MUFFLER WAS GONE. IT HAD COME LOOSE AND FALLEN OUT OF THE MUFFLER SOMEWHERE. THE SPARK ARRESTER IN THE RT MUFFLER HAD MELTESDR IGL1520050080Muffler · deterioratedEXHAUST MUFFLER CRACKED AND DETERIORATED AND WAS NOT DETECTED DUE TO LOCATION UNDER HEAT SHROUD. MUFFLER IS PART OF ENGINE CONVERSION STC NR SA777CE, KIT NR 740.SDR CA050920007Muffler · burned(CAN) PILOT COMPLAINED OF ABNORMAL CARB HEAT OPERATION IN FLIGHT AND BACK AT BASE ON GROUND. COWLS REMOVED ONLY TO DISCOVER LARGE FIST SIZE BURN HOLE THROUGH LT MUFFLER AND HEAT MUFF SHROUD. CARB HEAT HOSE WAS TOTALLY BURNED OFF AND INDUCTION AIR BOX SUSTAINESDR QOF2005F00002Muffler · crackedMUFFLER SWELLS AND CRACKS AT TAIL PIPE WELD. (K)SDR CA050805003Baffle · warped(CAN) EXCESSIVE EXHAUST BACK PRESSURE - MUFFLER 2 INCH STACK HOLE IN CAN 1.5 INCH DIAMETER LEFT A HIGH RESTRICTION CAUSING HIGH HEAT PROGRESSIVELY COLLAPSING THE PERFORATED BAFFLE AROUND THE EMERGECY BAIL RESULTING IN A SERIOUS LOSS OF POWER.SDR IAD05LA064Muffler · blockedMUFFLER INTERNAL BAFFLE CAME LOOSE. TAILPIPE SAFETY RODS DID NOT PROTRUDE FAR ENOUGH INTO MUFFER TO PREVENT BLOCKAGE.SDR AU510001442Muffler · unserviceable(AUS) MUFFLER ASSEMBLY DEFORMED AROUND EXHAUST PIPE.(OTHER CAUSE: MATERIAL - POSS CHANGE IN MATL. THICKNESS ) (CASA# 510001442)SDR 2005FA0000259Muffler · crackedCRACKING AROUND FRONT RISER. PART HAS BEEN INSPECTED IAW AD 67-03-01. PRESSURE CHECK AS REQUIRED AT 100 DEGREE INTERVELS. AIRCRAFT NOT FLOWN SINCE LAST ANNUAL. 8.9 HOURS SINCE LAST REQUIRED INSPECTION IAW AD. RECOMMEND INSPECTION ANNUALLY IAW AD. (K)SDR 2005FA0000203Muffler · crackedVERY SIMILAR TO THE CRACKS REFERENCED IN AD NR 95-12-16 BUT ITS OUTSIDE OF THE SN RANGE LISTED. (K)SDR 21200003001Muffler · fatiguedDURING MX CHK, MILD CORROSION IDENTIFIED ON INTERNAL AREA OF DEFECTIVE PARTS. MULTIPLE FRAGMENTS OF METAL RANGING FROM 0.25 INCH TO 1.25 INCH DIAMETERS INSIDE OF INTERNAL BAFFLE. INSP OF EXHAUST COMPONENT FAILURES. EXHAUST MUFFLER, PN 6879900, OVERHAULED OSDR CA041221003Muffler · cracked(CAN) AD CF90-03R2 REQUIRES PRESSURE TESTING OF MUFFLERS USED FOR CABIN HEAT. CRACK NOTED AT RT END PLATE ABOVE INLET PORT, AT OUTER EDGE OF PREVIOUS WELD REPAIR. CRACK WAS NOT INSIDE CABIN HEAT MUFF AREA.SDR WVB2004F02004Muffler · inoperativeDURING DEPARTURE CLIMB OUT OF NONESSENTIAL ELECTRICAL ITEMS. HE INSREASED VENTILATION AS THE CO INDICATOR GOT DARKER INDICATING CO INCREASE. HE RETURNED AND LANDED WITHOUT FURTHER PROBLEMS ALTHOUGH HE DID EXPERIENCE A HEADACHE AND NAUSEA. MAINTENANCE REPLACSDR CA040406005Baffle · broken(CAN) DUE TO PREVIOUS DISCOVERIES OF BROKEN INTERNAL BAFFLES INSIDE THE NR 1 EXHAUST SILENCER ON OTHER AIRCRAFT IN OUR FLEET, AN INTERNAL INSPECTION HAS BEEN CALLED UP EVERY 100 HOURS TO COINCIDE WITH A 100 HR INSPECTION. THIS PARTICULAR BAFFLE WAS FOUND BROKESDR 206040204Muffler · bulgedWHILE PERFORMING A ROUTINE PREFLIGHT INSPECTION, MECHANIC LOOKED UP TAILPIPES OF EXHAUST SYSTEM AND NOTICED SILENCER CONE HAD EXTENDED TO POSITION THAT WAS JUST SHORT OF CLOSING OFF EXHAUST PATH. THIS CONDITION OCCURRED OVER A PERIOD OF LESS THAN 50 HOURS WHESDR CA040203013Muffler · broken(CAN) TAILPIPE NEARLY SNAPPED OFF FROM MUFFLER, INTERNAL BAFFLES LOOSE AND OBSTRUCTING EXHAUST OUTLET PART, CAUSING THE BACK PRESSURE TO RISE AND FAILURE OF TAILPIPE HAS OCCURRED. ENGINE POWER WAS ROBBED AND FORCED THE BUILD-UP OF BACK PRESSURE TO EXIT THE HOLSDR 2003FA0001233Muffler · detachedEXHAUST TUBE ON MUFFLER, BECAME DETACHED FROM MUFFLER AND DEPARTED AIRCRAFT DURING NORMAL FLIGHT UNDER NORMAL CONDITIONS. RECOMMENDATIONS: CHANGE MUFFLER AT MFG RECOMMEND TIME OF 1000 HOURS OF USE.SDR CA030930008Muffler · leaking(CAN) PILOT NOTICED CO DETECTOR INDICATING MONOXIDE IN CABIN AND COULD DETECT EXHAUST ODOR. CABIN HEAT SHUT OFF AND VENTS OPENED AND UNSCHEDULED LANDING CARRIED OUT AT ERICKSON, MB. MUFFLER WAS REPLACED BY AME WITH OVERHAUL ACORN WELDING UNIT AND FURTHER FLIGSDR XPA200300001Muffler · separatedMADE AN UNSCHEDULED LANDING, THE PILOT REPORTED SMOKE IN THE COCKPIT. AFTER LANDING AT OGB. FOUND THAT THE EXHAUST STACK HAD SEPARATED FROM THE MUFFLER. BECAUSE OF THIS, THE COWL SUSTAINED DAMAGE AT THE EXHAUST STACK PORT. THE AIRCRAFT WAS 10 HOURS FROM BESDR 2003FA0000902Muffler · crackedWHILE INSPECTING MUFFLER AND SHROUD IAW AD 83-14-04, A CRACK WAS FOUND AROUND A WELD ON THE AFT END OF THE CAN.SDR MEX2003271Suppressor · damagedAIRCRAFT AIR TURN BACK DUE TO ENGINE 2 FAILURE DURING INITIAL CLIMB, REACHING 660 DEGREE C OF EGT EMERGENCY PROCEDURE WAS PERFORMED. DURING REVISION THE EXHAUST CONE, SUPPRESSOR AND TURBINE FAN WITH DAMAGE. ENGINE NR 2 WAS REPLACED IAW MM, OPERATIONAL TEST SDR GTIA030455Muffler · damagedDURING DAILY INSPECTION, FOUND HOLE IN EXHAUST NOISE SUPPRESSOR AT THE 7 O'CLOCK POSITION. REPLACED MIXER. (M)SDR CA030526001Baffle · broken(CAN) DUE TO FINDING A BROKEN INTERNAL BAFFLE INSIDE THE NR 1 EXHAUST SILENCER, WE INITIATED AN INTERNAL INSPECTION OF THE SILENCER EVERY 100 HR INSPECTION INTERVAL. THIS BAFFLE WAS FOUND TO BE COMPLETELY BROKEN. THE EXHAUST SILENCER WAS REPLACED WITH A REPAISDR AUS20030590Muffler · cracked(AUS) RT MUFFLER PIPE CRACKED FOR APPROXIMATELY 75 PERCENT OF CIRCUMFERENCE AROUND JOINT AREA. CRACK WAS HIDDEN BY EXHAUST CLAMPS.SDR CA030228010Muffler · cracked(CAN) RT MUFFLER END PLATE CRACKED BEHIND RT FORWARD EXHAUST INLET (NR 1 CYLINDER). NOT LEAKING INTO HEAT MUFFLER. BARREL ALSO BULGED FORWARD SIDE NEAR OUTLET (USUAL PLACE). BOTH DAMAGES MAY HAVE BEEN CAUSED BY AFTER FIRING IN MUFFLER. MUFFLER HAS BEEN PREVIOU
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