# Service difficulty reports: JASC 8100 A list on [JASC 8100](https://openairdocs.org/jasc/8100.md). Reports filed under 8100 · Exhaust Turbine System (Reciprocating), newest first. - [SDR N3XR2018121700305](https://openairdocs.org/sdr/N3XR2018121700305.md): Valve · failed · Dec 14, 2018 · N305ER · Diamon DA42NG > DURING CLIMB TO 8,000 FEET POWER DECREASED, UN-COMMANDED, FROM 92% TO 70%. TROUBLESHOOTING REVEALED THE ELECTRIC CHANGE OVER VALVE, P/N-E4A-41-300-801 WAS DEFECTIVE. THAT PART WAS REPLACED AND ALL OPERATIONAL CHECKS SHOWED PROPER OPERATION. - [SDR N3XR2018121700309](https://openairdocs.org/sdr/N3XR2018121700309.md): Valve · failed · Dec 12, 2018 · N309ER · Diamon DA42NG > ON TAKEOFF ROLL, THE POWER WAS LOW. THE TAKE OFF WAS ABORTED. THE ELECTRIC CHANGE OVER VALVE, P/N-E4A-41-300-801, WAS REPLACED AND ALL GROUND PERFORMANCE TESTS INDICATED NORMALLY. - [SDR CA180907011](https://openairdocs.org/sdr/CA180907011.md): Clamp · cracked · Sep 7, 2018 · Cessna 340A > (CAN) DURING ANNUAL INSPECTION AS WELL AS IN CONJUNCTION WITH AD 2000-01-16, THE V-BAND CLAMP THAT ATTACHES THE WASTEGATE EXHAUST ELBOW TO THE EXHAUST HEADER ASSY WAS FOUND CRACKED. (TC# 20180907011) - [SDR 7UVR201710130001](https://openairdocs.org/sdr/7UVR201710130001.md): Shaft · sheared · Oct 13, 2017 · N131TS · Diamon DA42NG > DURING A POWER ON STALL, THE PILOTS HAD A PARTIAL POWER LOSS. ENGINE WAS AT 65 - 70 PERCENT AND WHEN THE POWER WAS INTRODUCED, THE LEFT ENGINE WENT TO 45 PERCENT WHILE THE RIGHT ENGINE WAS AT 100 PERCENT. BROUGHT THE POWER BACK AND ADVANCED THE POWER AGAIN - [SDR CA090506006](https://openairdocs.org/sdr/CA090506006.md): Clamp · failed · Apr 24, 2009 · Cessna T206H > (CAN) TURBO TURBINE FLANGE EXHAUST V-BAND CLAMP FAILED AT T-BOLT CLAMPING SUPPORT. (CLAMP FAILED) FOUND ON WALKAROUND - PREFLIGHT INSPECTION A/C TTSN 2537.2 CLAMP SUSPECTED TTSN 2537.2 - [SDR 2006FA0000469](https://openairdocs.org/sdr/2006FA0000469.md): Turbocharger · leaking · Apr 26, 2006 · N4773P · Cessna P210N > OIL LEAKING OUT FROM JOINT IN CENTER OF TURBO. FIRST RUN ON OVERHAULED UNIT JUST INSTALLED ON AIRCRAFT. (K) - [SDR 2006FA0000354](https://openairdocs.org/sdr/2006FA0000354.md): Turbocharger · weak · Feb 28, 2006 > TURBO CHARGER WOULD NOT MAKE ENOUGH BOOST. (K) - [SDR CA040416002](https://openairdocs.org/sdr/CA040416002.md): Support · cracked · Apr 16, 2004 · Piper PA31350 > (CAN) TURBOCHARGER SUPPORT MOUNT FOUND CRACKED ON LOWER LT TUBE. - [SDR 20000908SH004](https://openairdocs.org/sdr/20000908SH004.md): Clamp · stripped · Sep 8, 2000 · N84859 · Piper PA31350 > CLAMP AND NUT THREADS SEPARATED CAUSING CLAMP TO SPRING OPEN. THUS, HIGH PRESSURE TURBO AIR LEAKED OVERBOARD CAUSING MANIFOLD PRESSURE TO DROP TO 25 POUNDS (NATURALLY ASPIRATED). (X) - [SDR 20001013SH026](https://openairdocs.org/sdr/20001013SH026.md): Lanyard · missing · Aug 9, 2000 · N206VW · Cessna T206H > LANYARD AND ALL ATTACHING HARDWARE FOUND MISSING AND NO SIGN OF EVER BEING INSTALLED DURING FIRST ANNUAL INSPECTION. SUBMITTER STATED THIS DEFECT COULD CAUSE AN IN-FLIGHT FIRE. (X) - [SDR 20000817SH015](https://openairdocs.org/sdr/20000817SH015.md): Link · broken · Aug 8, 2000 · N678TB · Socata TB21 > DURING 25-HOUR INSPECTION, FOUND BROKEN LINK. (X) - [SDR 20000817SH014](https://openairdocs.org/sdr/20000817SH014.md): Link · broken · Aug 8, 2000 · N678TB · Socata TB21 > LINK FOUND BROKEN; ANOTHER LINK FOUND BROKEN ON ANOTHER AIRCRAFT. (X) - [SDR 20000811SH014](https://openairdocs.org/sdr/20000811SH014.md): Tank · cracked · Jul 31, 2000 · N159DM · Socata TB21 > FOUND WELD AT TURBO BEND OF OIL DRAIN TANK CRACKED. UPON REMOVAL, TUBE CAME OUT OF TANK. LOOKING AT WELD, IT APPEARED TO BE A BAD WELD. SUBMITTER STATED THAT HAD THIS GONE UNDETECTED, IT COULD HAVE BEEN A DISASTER. (X) - [SDR CA000824025](https://openairdocs.org/sdr/CA000824025.md): Mount Bracket · broken · Jul 25, 2000 · Cessna U206G > (CAN) PILOT NOTED SLIGHT ENGINE VIBRATION, ENGINE PARAMETERS NORMAL.INVESTIGATION REVEALED EXHAUST SUPPORT MOUNT P/N 1250255-7 BROKEN, ALSO DISCOVERED MUFFLER (P/N 1250251-13) HEAT SHIELD MOUNT CRACKED AT WELD. EXHAUST SUPPORT MOUNT AND MUFFLER REPLACED, VI - [SDR 20000829SH011](https://openairdocs.org/sdr/20000829SH011.md): Duct · cracked · Jul 14, 2000 · N8063L · Piper PA34220T > PILOT REPORTED THOTTLE SPLIT AND UNABLE TO OBTAIN RATED POWER ON LEFT ENGINE. INSPECTION OF LEFT ENGINE REVEALED EXHAUST V-DUCT ASSY AT TURBOCHARGER CRACKED. THIS PART WAS INSTALLED NEW AS A COMPONENT OF A FACTORY RE-MANUFACTURED ENGINE. TOTAL TIME SINCE IN - [SDR 20000622SH040](https://openairdocs.org/sdr/20000622SH040.md): Rotor · broken · May 31, 2000 · N738FN · Cessna TR182 > ENGINE TURBO SCAVENGING PUMP FAILED. THIS ALLOWED THE ENGINE TO PUMP ALL THE ENGINE OIL OVERBOARD THROUGH THE TURBO. EMERGENCY OFF AIRPORT LANDING CAUSED SUBSTANTIAL DAMAGE TO AIRCRAFT. (X) - [SDR 20000609SH027](https://openairdocs.org/sdr/20000609SH027.md): Controller · defective · May 24, 2000 · N3582P · Piper PA31350 > ON POST-FLIGHT INSPECTION, PILOT NOTICED OIL ON UNDER SIDE OF ENGINE COWLING AND NOTIFIED MAINTENANCE PERSONNEL. FURTHER INVESTIGATION REVEALED OIL DRIPPING FROM INDUCTION HOUSING DRAIN AND WAS DETERMINED TO BE COMING FROM THE SENSE LINE OUT OF THE DIFFERENTI - [SDR 20000531SH014](https://openairdocs.org/sdr/20000531SH014.md): Clamp · broken · May 2, 2000 · N231BT · Mooney M20K > TURBO CLAMP THAT ATTACHES EXHAUST PIPE TO TURBO BROKE. CLAMP WAS SAFTIED AROUND BOLT. BREAK OCCURRED SOMEWHERE ON CLAMP. POSSIBLE SEPARATION WHERE SPOT-WELD HOLDS BOLT IN PLACE. (X) - [SDR CA990907018](https://openairdocs.org/sdr/CA990907018.md): Mount · broken · Aug 19, 1999 · Piper PA31 > (CAN) TURBO MOUNT BROKEN. - [SDR 95ZZZX3212](https://openairdocs.org/sdr/95ZZZX3212.md): Turbonormalizing · faulty · May 15, 1995 · N16PA · Beech F33A > DECREASED AIRCRAFT PERFORMANCE NOTED FOLLOWING INSTALLATION OF TURBO-NORMALIZING STC NR SA 5223NM. INVESTIGATION FOUND TURBO FLITE SYSTEM WEIGHT DATA TO BE INCORRECT. USING CORRECTED DATA STILL DOES NOT APPEAR CORRECT PER ACTUAL WEIGHT DATA FROM AIRCRAFT. ## 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 jasc_code = '8100' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/jasc/8100/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.