# Service difficulty reports: Turbomeca ARRIEL-1S1

A list on [Turbomeca ARRIEL-1S1](https://openairdocs.org/engine/turbomeca-arriel-1s1.md).

Newest first. General aviation reporting is voluntary.

Page 1 of 2 · 78 reports

- [SDR CA141121006](https://openairdocs.org/sdr/CA141121006.md): Blade · cracked · Nov 18, 2014 · Skrsky S76A · Tail Rotor Blades
  > (CAN) SEVERAL CRACKS FOUND AFTER LAST FLIGHT OF THE DAY ON TAIL ROTOR BLADE BOND ASSY 76101-05020-045, PART OF TAIL ROTOR BLADE ASSY 76101-05101-041.
- [SDR CA130322001](https://openairdocs.org/sdr/CA130322001.md): Fire Detector · failed · Mar 18, 2013 · Skrsky S76A · Fire Detection
  > (CAN) WHILE ENROUTE, WE HEARD NR 2 ENGINE FIRE TONE. THE FIRE CAUTION LIGHT INDICATOR WAS LIT AS WELL. WE THEN PROCEEDED WITH THE IMMEDIATE ACTION PRESCRIBED IN THE EMERGENCY PROCEDURE. THE FIRE INDICATOR C/L WAS STILL ON AFTER MAIN BOTTLE WAS DISCHARGED.
- [SDR CA120822005](https://openairdocs.org/sdr/CA120822005.md): Linkage · failed · Aug 10, 2012 · Skrsky S76A · Landing Gear Door Retract Section
  > (CAN) PILOT REPORTED A SLIGHT JERK 10 MIN BEFORE LANDING ON DECK. AN INSPECTION WAS DONE ON DECK AND REPORTED THE DOOR FITTING BROKEN. ACFT WAS SHUTDOWN, DOOR TIED DOWN AND ACFT FLEW BACK TO BASE WITH LANDING GEAR EXTENDED AND WITHOUT ANY PASSENGERS ONBOARD.
- [SDR CA120312021](https://openairdocs.org/sdr/CA120312021.md): Exciter · failed · Feb 14, 2012 · Skrsky S76A · Exciter
  > (CAN) NR 1 ENGINE START CONTROL CIRCUIT BREAKER POPPED ON START. MAINTENANCE REPLACED THE IGNITION EXCITER BOX.
- [SDR CA100413011](https://openairdocs.org/sdr/CA100413011.md): Landing Gear · misrigged · Jan 8, 2011 · Skrsky S76A · Landing Gear Retraction/Extension System
  > (CAN) DURING THE 12 MONTH TEST OF THE EMERGENCY LANDING GEAR BLOWDOWN SYSTEM, THE LANDING GEAR FAILED TO OPERATE DUE TO THE CABLE NOT BEING RIGGED CORRECTLY. CABLE RE-RIGGED, TESTED AND FOUND TO OPERATE CORRECTLY.
- [SDR CA110105010](https://openairdocs.org/sdr/CA110105010.md): Spar · cracked · Oct 21, 2010 · Skrsky S76A · Tail Rotor Blades
  > (CAN) DURING A SCHEDULED 500 HR TAIL ROTOR BOROSCOPE, MRS 35974, FOUND FWD AND AFT L/E OF SPAR CRACKED FROM BS 9.6 TO 13.25. TAIL ROTOR PADDLE ASSY REPLACED. CONTINUE 500 HR INSPECTIONS.
- [SDR HEEA116943](https://openairdocs.org/sdr/HEEA116943.md): Control Switch · malfunctioned · Aug 20, 2007 · N761P · Skrsky S76C · Auto Flight System
  > DURING TAKEOFF, AFTER RELEASING THE FORCE TRIM BUTTON AT (4), CYCLIC WOULD COME AFT. MAINTENANCE INSPECTED THE AIRCRAFT, CONNECTED A HYDRAULIC MULE AND WORKED ALL CONTROLS. THEY WERE UNABLE TO DUPLICATE THE DISCREPANCY.
- [SDR HEEA116155](https://openairdocs.org/sdr/HEEA116155.md): Inverter · inoperative · Jun 27, 2007 · N761P · Skrsky S76C · AC Inverter
  > APPROX 7 MILES EAST, AIRCRAFT HAD A COLLECTIVE TRIM FAILURE, THE FUEL ON THE NR 1 SIDE WENT TO ZERO AND THE IDS DISPLAY ON THE NR 1 SIDE FAILED, ALONG WITH A YELLOW FUEL LIGHT INDICATING ONLY 210 POUNDS OF FUEL ON BOARD. THE OAT GAUGE ON THE NR 2 IIDS DISPLAY
- [SDR HEEA115976](https://openairdocs.org/sdr/HEEA115976.md): Line · chafed · Jun 15, 2007 · N761P · Skrsky S76C · Hydraulic System, Main
  > DURING SHORT FINAL LANDING AT VK989, NR 1 HYDRAULIC LIGHT CAME ON. COMPLETED LANDING SAFELY ON DECK, SHUTDOWN. MAINTENANCE FOUND HYDRAULIC TUBE BELOW TAIL ROTOR GEARBOX TO HAVE A HOLE CHAFED IN IT. REPLACED TUBE ASSY.
- [SDR HEEA109087](https://openairdocs.org/sdr/HEEA109087.md): Metering Valve · out of adjust · Apr 26, 2006 · N274X · Skrsky S76C · Fuel Control/Turbine Engines
  > IN FLIGHT FROM EI314 TO LAFAYETTE MINOR FCU RSOLV FAULT DISPLAYED. COMPLETED FLIGHT AND MAINTENANCE REPLACED THE NR 1 ENGINE ADJUSTED METERING VALVE - FUEL CONTROL UNIT.
- [SDR U0GA108035](https://openairdocs.org/sdr/U0GA108035.md): Smoke Detector · illuminated · Feb 9, 2006 · N577EH · Skrsky S76A · Smoke Detection
  > THE BAGGAGE SMOKE DETECTOR LIGHT ILLUMINATED INTERMITTENTLY SHORTLY AFTER DEPARTURE. RETURNED AND FOUND PAX BAGGAGE DISCHARGED AN AEROSOL (DEODERANT) POSSIBLY CAUSING LIGHT TO ILLUMINATE.
- [SDR HEEA107320](https://openairdocs.org/sdr/HEEA107320.md): Actuator · inoperative · Dec 11, 2005 · N761P · Skrsky S76C · Autopilot Main Servo
  > DURING CRUISE FLIGHT, THE AIRCRAFT STARTED FISH TAILING. RETURNED TO DEPARTURE. MAINTENANCE REPLACED THE NR 1 AFCS YAW ACTUATOR.
- [SDR ALG2005F00038](https://openairdocs.org/sdr/ALG2005F00038.md): Chip Detector · inoperative · Jul 14, 2005 · N863AL · Skrsky S76C · Turbine Engine Oil System
  > PRIOR TO REACHING DESTINATION, NR 1 ENGINE CHIP LIGHT CAME ON. AC LANDED AND MAINTENANCE CHECKED NR 1 ENGINE CHIP PLUG AND NO DEFECTS WERE NOTED. THE AC WAS RETURNED TO SERVICE AFTER OPERATIONAL CHECKS WERE COMPLETED. (K)
- [SDR HEEA107333](https://openairdocs.org/sdr/HEEA107333.md): Hmu · malfunctioned · Jun 14, 2005 · N276X · Skrsky S76C · Fuel Controlling System
  > MASTER CAUTION 5-PACK ILLUMINATED. CHECKED CAUTION PANEL AND NR 2 LOW FUEL PRESSURE SEGMENT WAS DIMLY ILLUMINATED. MASTER CAUTION WOULD NOT RESET. SUSEQUENTLY NR 2 DECU DEGRADE LIGHT ILLUMINATED. CHECKED DDR FAULT. P3 DRIFT WAS THE DEGRADE. THEN FUEL PR
- [SDR ALG2005F00034](https://openairdocs.org/sdr/ALG2005F00034.md): Amplifier · unserviceable · Jun 4, 2005 · N521AL · Skrsky S76A · Fire Detection
  > BEFORE ENGINE START CHECK OF THE FIRE DETECTION SYSTEM, TEST HAD NO TONE. MAINTENANCE REMOVED FIRE CONTROL AMPLIFIER SN 11595 AND INSTALLED SERVICEABLE CONTROL AMPLIFIER 2329. ALL WORK WAS DONE IAW MM. OPS CHECK WAS GOOD. (K)
- [SDR 2005FA0000636](https://openairdocs.org/sdr/2005FA0000636.md): Wire · burned · May 5, 2005 · N22CP · Skrsky S76C · Air Intake Anti/De-Ice System
  > ENGINE ANTI-ICE SYSTEM, ENGINE HEATED INTAKE BELLMOUTH AND SNOW BLANKET. MAINT FOUND BURNED WIRE AT PLUG J701 AND P701 (PIN A) 16 GAGE WIRE. THEY ALSO FOUND THIS WIRE WAS FED BY A 35 AMP COCKPIT DC PRIMARY BUSS CIRCUIT BREAKER THROUGH A 10 GAGE WIRE TO PLUG
- [SDR 2005FA0000637](https://openairdocs.org/sdr/2005FA0000637.md): Wire · burned · May 5, 2005 · N66CP · Skrsky S76C · Air Intake Anti/De-Ice System
  > ENGINE ANTI-ICE SYSTEM, HEATED INTAKE BELLMOUTH, HEATED SNOW BLANKET. MAINT FOUND BURNED WIRE AT PLUG J701 AND P701 (PIN A) 16 GAGE WIRE. THEY ALSO FOUND THIS WIRE WAS FED BY A 35 AMP COCKPIT DC PRIMARY BUSS CIRCUIT BREAKER THROUGH A 10 GAGE WIRE TO PLUG J30
- [SDR ALG2005F00021](https://openairdocs.org/sdr/ALG2005F00021.md): Chip Detector · contaminated · Mar 22, 2005 · N864AL · Skrsky S76C · Turbine Engine Oil System
  > DURING FLIGHT THE NR 1 ENGINE ILLUMINATED TEN MINUTES AFTER DEPARTURE. THE NR 1 ENGINE WAS PLACED IN GROUND IDLE IAW EMERGENCY CHECK LIST AND THE FLIGHT CONTINUED. AT ARRIVAL, THE NR 1 ENGINE WAS PLACED IN FLY POSITION IAW CHECK LIST FOR NORMAL LANDING. THE
- [SDR RG82005F00000](https://openairdocs.org/sdr/RG82005F00000.md): Fastener · loose · Nov 7, 2004 · N370GS · Skrsky S76 · Fasteners
  > AFTER LANDING, PILOT PERFORMING POST-FLIGHT CHECK NOTICED LARGE AMOUNT OF OIL ON GROUND. UPON FURTHER INSPECTION IT WAS DISCOVERED THAT A FASTENER, PN 9550158060 ON LT SIDE OF OIL COOLER DUCTING PANEL PN 0401272790 HAD COME LOOSE AND WORN A HOLE ON THE IB SID
- [SDR ALG2004F00055](https://openairdocs.org/sdr/ALG2004F00055.md): Circuit Board · corroded · Oct 29, 2004 · N860AL · Skrsky S76C · Engine Temperature Indicating System
  > RECURRING INCIDENT, MORE THAN FOUR SEPARATE INCIDENTS SPANNING LESS THAN A FIVE MONTH PERIOD AND ON DIFFERENT AC. CIRCUIT BOARD CORROSION CAUSED DECU T4.5 TRIM FAULTS UPON SHUT DOWN, CONFORMATION BOX WIRES CORROSION RESULTED IN DECU T4.5 TRIM FAULT UPON SHUTD
- [SDR ALG2004F00066](https://openairdocs.org/sdr/ALG2004F00066.md): Engine · malfunctioned · Sep 8, 2004 · N863AL · Skrsky S76C · Engine (Turbine/Turboprop)
  > ON TAKEOFF, T-5 WAS IN THE YELLOW AND 51 DEGREES HOTTER THAN THE NR 2 ENGINE, RETURNED TO DEPARTURE AND DID POWER CHECK AND THE NR 1 ENGINE FAILED CHECK. MAINTENANCE REMOVED NR 1 ENGINE ASSY, SN 2055TEC, AND INSTALLED SERVICEABLE ENGINE ASSY SN 20537TEC. (SW
- [SDR Z1RA096970](https://openairdocs.org/sdr/Z1RA096970.md): Torque Box · intermittent · Aug 23, 2004 · N760AF · Skrsky S76C · Engine Synchronizing
  > REPLACED TORQUE TRIM CONFORMATION BOX. NO FURTHER DEFECTS
- [SDR 2004F00380](https://openairdocs.org/sdr/2004F00380.md): Bellows · contaminated · Jul 21, 2004 · N521AL · Skrsky S76A · Fuel Controlling System
  > ON TAKEOFF, THE NR 1 ENGINE STARTED TO SURGE. MAINTENANCE REMOVED FUEL CONTROL, FOUND WATER IN THE P1 BELLOWS REMOVED WATER AND REINSTALLED FUEL CONTROL, OPS CHECK WAS GOOD. (M)
- [SDR ALG2004F00024](https://openairdocs.org/sdr/ALG2004F00024.md): Bracket · out of adjust · May 15, 2004 · N860AL · Skrsky S76C · Landing Gear Position and Warning
  > WHEN RETRACTING LANDING GEAR AFTER TAKEOFF THE RED GEAR UNLOCKED LIGHT CAME ON. RECYCLED GEAR WITH SAME AFFECT. RETURNED TO GNO WITH GEAR LOCKED IN THE DOWN POSITION. MAINTENANCE INSPECTED LANDING GEAR FOUND WEIGHT ON WHEEL SWITCH BRACKET SLIGHTLY OUT OF AF
- [SDR ALG2004F00030](https://openairdocs.org/sdr/ALG2004F00030.md): Bulkhead · cracked · May 5, 2004 · N20509 · Skrsky S76C · Fuselage Main, Bulkhead
  > BULKHEAD CRACKED FROM RT HAND STIFFNER BL18 TO EDGE OF CUT OUT FOR BAGGAGE DOOR. CRACKS FORM RIVET HOLE TO EDGE. DOOR ASSEMBLY ALSO CRACKS AROUND UPPER ATTACHMENT RIVETS.
- [SDR ALG2004F00005](https://openairdocs.org/sdr/ALG2004F00005.md): Switch · dirty · Feb 9, 2004 · N862AL · Skrsky S76C · Engine Control System Wiring
  > DURING APPROACH TO CM243, WHILE CHECKING DECU FAULTS PRIOR TO LANDING, NOTICED A NR 2 DECU (FLY GATE FAULT). PROCEED TO ICY AND SHUTDOWN NR 2 ENGINE IN MIXED MODE. MAINTENANCE CLEANED SWITCHES ON NR 2 THROTTLE IN QUADRANT AND CLEANED AND INSPECTED CONNECTORS
- [SDR HEEA093480](https://openairdocs.org/sdr/HEEA093480.md): Fuel Control · failed · Feb 6, 2004 · N22342 · Skrsky S76A · Fuel Controlling System
  > NR 2 ENGINE HIGH SIDE FAILURE. MAINTENANCE REPLACED FUEL CONTROL.
- [SDR CA031120008](https://openairdocs.org/sdr/CA031120008.md): Duct · separated · Oct 25, 2003 · Skrsky S76A · Engine Oil Cooler
  > (CAN) DURING NORMAL DAILY TREND CHECK, PILOT NOTICED GRADUAL INCREASE IN ENG OIL TEMP ON NR 2 AND REPORTED TO THE ENGINEER. INSPECTION CARRIED OUT ON THE NR 2 OIL COOLER DUCT INSTALLATION IN WHICH THE FLEXIBLE DUCT LOCATED BELOW THE BLOWER ON THE INSIDE OF TH
- [SDR CA030918012](https://openairdocs.org/sdr/CA030918012.md): Generator · out of adjust · Sep 16, 2003 · Skrsky S76A · DC Generating System
  > (CAN) DURING TRAINING, INFLIGHT ENGINE SHUTDOWN AND RESTART PROCEDURES WERE BEING DEMONSTRATED. WHEN START WAS ATTEMPTED THE THE OVERSPEED SYSTEM TRIPPED AND PREVENTED THE RESTART. TROUBLESHOOTING INDICATES THAT A OUTPUT VOLTAGE OF 28.55 VDC FROM THE OPERATING
- [SDR HEEA088386](https://openairdocs.org/sdr/HEEA088386.md): Fuel Control · malfunctioned · Jul 27, 2003 · N1545X · Skrsky S76A · Fuel Controlling System
  > FUEL CONTROL PRODUCING TORQUE SPLITS. TO BE SENT TO VENDOR.
- [SDR HEEA087122](https://openairdocs.org/sdr/HEEA087122.md): Check Valve · leaking · Jun 10, 2003 · N505PH · Skrsky S76C · Turbine Section
  > ENGINE LEAKS OIL STATICLY FROM BURNER CAN.
- [SDR HEEA086531](https://openairdocs.org/sdr/HEEA086531.md): Fuel Control · malfunctioned · May 22, 2003 · N763P · Skrsky S76A · Fuel Controlling System
  > NR 2 ENGINE LIGHTS OFF BUT WILL NOT ACCELERATE PAST 30 PERCENT N1.
- [SDR HEEA086532](https://openairdocs.org/sdr/HEEA086532.md): Fuel Control · failed · May 22, 2003 · N763P · Skrsky S76A · Fuel Controlling System
  > ENGINE WON'T START - TROUBLESHOOTING.
- [SDR HEEA086533](https://openairdocs.org/sdr/HEEA086533.md): Valve · interference · May 22, 2003 · N763P · Skrsky S76A · Fuel Controlling System
  > VALVE HAS INTERMITTENT OPERATION DURING ENGINE STARTS.
- [SDR HEEA086546](https://openairdocs.org/sdr/HEEA086546.md): Connector · damaged · May 22, 2003 · N911MJ · Skrsky S76A · Engine Fuel System Wiring
  > ENGINE VALVE CONNECTOR DAMAGED. REPLACED CONNECTOR V5032-135 DUE TO DAMAGED. REPAIRED.
- [SDR ALG2003F00024](https://openairdocs.org/sdr/ALG2003F00024.md): Sensor · failed · Jan 17, 2003 · N521AL · Skrsky S76A · Engine RPM Indicating System
  > DURING GROUND RUN, WITH NR 1 ENGINE RUNNING AT GROUND IDLE (70 PERCENT NR1) AND ROTOR BRAKE ENGAGED, THE ENGINE SHUT ITSELF OFF AFTER RUNNING ABOUT 3-5 MINUTES. THE MECHANIC REMOVED AND REPLACED THE MAG OVERSPEED SENSOR AND THE AIRCRAFT RETURNED TO SERVICE.
- [SDR HEEA082537](https://openairdocs.org/sdr/HEEA082537.md): Thermocouple · damaged · Dec 13, 2002 · N761PH · Skrsky S76A · Engine Indicating System
  > THERMOCOUPLE LEAD HAS OPEN IN THERMOCOUPLE END.
- [SDR CA021218006](https://openairdocs.org/sdr/CA021218006.md): Brake Disc · cracked · Nov 28, 2002 · Skrsky S76A · Main Rotor Brake
  > (CAN) DURING PREFLIGHT INSPECTION AND TO COMPLY WITH ASB76-66-36 THE ROTOR BRAKE DISC WAS FOUND TO BE CRACKED. NO OTHER DEFECTS FOUND. PART REPLACED. REPORTED FINDING TO SIKORSKY.
- [SDR ALG2003F00036](https://openairdocs.org/sdr/ALG2003F00036.md): Sensor · inoperative · Oct 27, 2002 · N521AL · Skrsky S76A · Engine RPM Indicating System
  > ON TAKEOFF, NR 2 ENGINE DROPPED OFF LINE AND WOULD NOT RESTART. THE MECHANIC TROUBLESHOT AND FOUND NR 2 OVERSPEED SENSOR NOT OPERATIONAL.
- [SDR HEEA078715](https://openairdocs.org/sdr/HEEA078715.md): Ecu · faulty · May 20, 2002 · N505PH · Skrsky S76C · Engine (Turbine/Turboprop)
  > ECU FAULT. TO BE SENT TO VENDOR FOR REPAIR.
- [SDR HEEA078701](https://openairdocs.org/sdr/HEEA078701.md): Ecu · failed · May 6, 2002 · N505PH · Skrsky S76C · Engine Controls
  > RECEIVED MAJOR FAULT ON NR 2 ENGINE. FOUND NR 2 ENGINE ECU FAILED.
- [SDR CA011219009](https://openairdocs.org/sdr/CA011219009.md): Line · chafed · Dec 9, 2001 · Skrsky S76A · Hydraulic System, Main
  > (CAN) DURING POST FLIGHT WALK AROUND FLIGHT CREW NOTICED HYD FLUID LEAKING OUT OF COWLING. COWL WAS REMOVED. HYD RESEVOIR WAS 1/2 FULL AND A/C GROUND RUN A LEAK WAS DETECTED UNDER A CLAMP OF NR 2 SYSTEM PRESSURE LINE. THE LINE WAS REPLACED WITH A NEW PART, NR
- [SDR CA011114018](https://openairdocs.org/sdr/CA011114018.md): Bearing · failed · Oct 30, 2001 · Skrsky S76A · Engine BMEP/Torque Indicating
  > (CAN) SUBJECT: ESN 15051- PARTICLES ANALYSIS. WE HAVE RECEIVED THE ANALYSIS RESULTS OF THE PARTICLES FOUND ON THE MODULE 05 S/N¦ 03199¦ MAGNETIC PLUG. THE PARTICLES¦ ARE 100 C6 MATERIAL AND HAVE AS THE ORIGIN ONE OF THE HYDRAULIC TORQUEMETER BEARINGS ("TRIP
- [SDR HEEA073538](https://openairdocs.org/sdr/HEEA073538.md): Engine · making metal · Jun 20, 2001 · N505PH · Skrsky S76C · Engine (Turbine/Turboprop)
  > FOUND OIL SAMPLE HAS HIGH IRON.
- [SDR HEEA073539](https://openairdocs.org/sdr/HEEA073539.md): Ecu · malfunctioned · Jun 20, 2001 · N505PH · Skrsky S76C · Engine (Turbine/Turboprop)
  > REVERSION LIGHT ON NR 1 THROTTLE STAYS ON.
- [SDR HEEA073517](https://openairdocs.org/sdr/HEEA073517.md): Valve · leaking · Jun 19, 2001 · N505PH · Skrsky S76C · Engine Fuel Distribution
  > FUEL SMELL IN COCKPIT DURING START.
- [SDR HEED073506](https://openairdocs.org/sdr/HEED073506.md): Control Unit · failed · Jun 14, 2001 · N478X · Skrsky S76C · Engine (Turbine/Turboprop)
  > NR 1 ENGINE RUN UP FAULT. REPLACED UNIT.
- [SDR CA010810001](https://openairdocs.org/sdr/CA010810001.md): Bulkhead · cracked · Apr 22, 2001 · Skrsky S76A · Fuselage Miscellaneous Structure
  > (CAN) CRACKED FOUND AT ST.215 L/H SIDE BULKHEAD 7.5 INCHES BELOW WATERLINE 121. EXTENDING FROM M6B SUPPORT TO MAIN BULKHEAD ELECTRICAL PLUG.
- [SDR HEED072213](https://openairdocs.org/sdr/HEED072213.md): Pump · fluctuates · Mar 14, 2001 · N476X · Skrsky S76C · Turbine Engine Oil System
  > FLUCTUATING OIL PRESSURE. REPLACED UNIT.
- [SDR HEED072216](https://openairdocs.org/sdr/HEED072216.md): Engine · making metal · Mar 14, 2001 · N89H · Skrsky S76C · Engine (Turbine/Turboprop)
  > GENERATING METAL AT THE ACCESSORY MAG PLUG. REPLACED UNIT.

Next page: https://openairdocs.org/engine/turbomeca-arriel-1s1/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 = 'ARRIEL1S1'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/engine/turbomeca-arriel-1s1/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.