# Service difficulty reports: Lycoming ALF502R-5

A list on [Lycoming ALF502R-5](https://openairdocs.org/engine/lycoming-alf502r-5.md).

Newest first. General aviation reporting is voluntary.

Page 1 of 16 · 784 reports

- [SDR NI6R201809030051](https://openairdocs.org/sdr/NI6R201809030051.md): Engine · malfunctioned · Aug 29, 2018 · N475NA · Bac 146200A · Engine (Turbine/Turboprop)
  > DURING TAKEOFF ROLL AT APPROX. 90KTS A MASTER CAUTION (AMBER ALERT) WAS TRIGGERED BY THE NR 1 GENERATOR DROPPING OFFLINE, FOLLOWED SHORTLY BY A MASTER WARNING (RED ALERT) TRIGGERED BY LOW OIL PRESSURE ON THE NR 1 ENGINE. THE CALL WAS MADE TO CONTINUE INTO THE
- [SDR NI6R2018071600049](https://openairdocs.org/sdr/NI6R2018071600049.md): Pickup · broken · Jul 13, 2018 · N473NA · Bac 146200A · Turbine Section
  > DURING CLIMB, CREW NOTED THE NR 1 ENGINE INDICATED EXCESSIVE VIBRATION. SECURED THE NR 1 ENGINE AND RETURNED TO AIRPORT. INITIAL INSPECTION FOUND THE OVERSPEED PICKUP RING HAD FAILED.
- [SDR NI6R201706130040](https://openairdocs.org/sdr/NI6R201706130040.md): Engine · malfunctioned · Jun 13, 2017 · N476NA · Bac 146200A · Engine (Turbine/Turboprop)
  > AFTER BRAKE RELEASE FOR TAKE OFF AND BEGINNING ROLL, THE NR 3 ENGINE N1 & N2 STARTED ROLLING BACK AND TGT INCREASED TO 932 DEGREES C. TAKE OFF WAS ABORTED, ENGINE SHUT DOWN, AND AIRCRAFT RETURNED TO PARKING.
- [SDR CA160203028](https://openairdocs.org/sdr/CA160203028.md): Ecu · failed · Jan 25, 2016 · Bac AVRO146RJ85A · Fuel Controlling System
  > (CAN) NR 1 ENGINE SHUTDOWN IN FLIGHT DUE TO ERRATIC EGT, N1, INDICATIONS. ENGINE ECU REPLACED WITH SERVICEABLE UNIT. ACFT CONTINUES TO OPERATE WITH NO FURTHER INCIDENT.
- [SDR CA130828007](https://openairdocs.org/sdr/CA130828007.md): Bracket · corroded · Aug 22, 2013 · Bac 146200A · Power Lever
  > (CAN) WHILE CONDUCTING A ROUTINE CPCP INSPECTION OF ACFT, REF THE THRUST CABLE BRACKET WAS NOTED TO HAVE CORROSION AT PULLEY ATTACH POINTS. THESE BRACKET/PULLEY ASSEMBLIES DIRECT THE ENTIRE ACFT THRUST CONTROL SYSTEM. IF PULLEY WAS TO FAIL DUE TO BRACKET COR
- [SDR 2010FA0000761](https://openairdocs.org/sdr/2010FA0000761.md): Cooler · cracked · Jul 12, 2010 · N146FF · Bac 146200A · Hydraulic System, Main
  > THE FLIGHT CREW RECEIVED A HYD SYS LOW QUANTITY LIGHT (ON THE "GREEN" SYS) IN THE COCKPIT. SYS QUANTITY AND PRESSURE WERE NOTED TO BE LOW ON THE COCKPIT INDICATIONS. THE ACFT LANDED UNEVENTFULLY. POST FLIGHT INSP REVEALED THAT THE STANDBY GENERATOR HYD SYS
- [SDR CA080207006](https://openairdocs.org/sdr/CA080207006.md): Line · misinstalled · Jan 29, 2008 · Bac 146200A · Engine Fuel Distribution
  > (CAN) THE ENGINE FUEL LINES WERE FOUND NOT TO BE CORRECTLY INSTALLED IAW AMM 73-10-08-401. TUBES, FUEL SYS, REMOVAL / INSTALLATION. AFFECTIVITY: ON AC ALL - DATE: EEP 01/02 (P). THIS HAS RESULTED IN (3) OF THE (4) ENGINES FUEL LINES TO CHAFE WITH THE ENG
- [SDR CA071108007](https://openairdocs.org/sdr/CA071108007.md): Link · unserviceable · Nov 7, 2007 · Bag BAE146200A · Main Landing Gear
  > (CAN) IT HAS BEEN DISCOVERED DURING INSPECTION OF THE ABOVE MENTIONED PART THAT IT IS IN AN UNSERVICEABLE CONDITION. WHILE ON JACKS THE COMPONENT WAS INSPECTED AND MOVEMENT COULD BE FELT BETWEEN THE ROD ASSY AND EYE END. THE EYE END IS THREADED INTO THE ROD FO
- [SDR USA2007F00013](https://openairdocs.org/sdr/USA2007F00013.md): Skin · corroded · Sep 6, 2007 · N184US · Airbus A321211 · Fuselage Main, Plate/Skin
  > CORRODED RIVET TAILS WERE FOUND IN THE FUSELAGE FORWARD CARGO COMPARTMENT BETWEEN FRAME 26 TO 35.7 STRINGER 38R TO 38L. APPROXIMATELY 217 RIVETS WERE REPLACED. A RESIDUE OF SODIUM CHLORIDE ATTACKED THE RIVETS. NUMEROUS OTHER RIVETS HAD THE PAINT FLAKING OFF
- [SDR CA060810007](https://openairdocs.org/sdr/CA060810007.md): Arm · failed · Jul 26, 2006 · Bac 146200A · Stabilizer Control System
  > (CAN) RESTRICTED MOVEMENT OF CONTROL COLUMN IN THE AFT DIRECTION. SEE CA1673 14 NR CTS/06/001 ATTACHED (TC NR 20060810007)
- [SDR A6WA200560021](https://openairdocs.org/sdr/A6WA200560021.md): Flap System · malfunctioned · Mar 6, 2006 · N607AW · Bag BAE146200A · Trailing Flap Position Indicating System
  > WHEN DEPARTING, FLAPS FAIL AT 18 DEGREES. BOTH FLAP INOP LIGHT AND FLAP FAULT LIGHT ILLUMINATED, FOLLOW ALL QRH CHECKLIST LANDING. ECU FAULT LED NR 4 SHOWING C/W AMM, FLAPS RESET. FAULT LED 1 AND 2 AND 8 SHOWING, ACCOMPLISHED SL2 RESET. RAN FLAPS 0-33 DEGR
- [SDR AU510001797](https://openairdocs.org/sdr/AU510001797.md): Jackshaft · corroded · Dec 12, 2005 · Bag BAE146300A · Drag Control Actuator
  > (AUS) LT CENTER AND RT OB LIFT SPOILER JACKS CORRODED BEYOND LIMITS IN PISTON THREADS FOR EYE ENDS. FOUND DURING INSPECTION IAW AAES ER BA6-27-60-23B AND BAE SYSTEMS SB 27-176. (CASA NR 510001797)
- [SDR AU510001808](https://openairdocs.org/sdr/AU510001808.md): Skin · cracked · Dec 12, 2005 · Bac 146300A · Ailerons
  > LT AILERON PN HC576C0077-000 CRACKED AT THE SECOND OUTBOARD AILERON HINGE FOR THE OUTBOARD TAB. RT AILERON PN HC576C0077-001 ALSO CRACKED AT THE OUTBOARD TAB HINGE.
- [SDR AU510001940](https://openairdocs.org/sdr/AU510001940.md): Frame · cracked · Dec 12, 2005 · Bag BAE146300A · Fuselage Main, Frame
  > (AUS) FUSELAGE FRAME 43 CRACKED. FOUND DURING INSPECTION IAW AD/BAE146/116. (OTHER CAUSE: MATERIAL) (CASA NR 510001940)
- [SDR AU510001941](https://openairdocs.org/sdr/AU510001941.md): Frame · cracked · Dec 12, 2005 · Bag BAE146300A · Fuselage Main, Frame
  > (AUS) FUSELAGE FRAME 41 AND FRAME 43 CRACKED. FOUND DURING INSPECTION IAW AD/BAE146/116. (OTHER CAUSE: MATERIAL) (CASA NR 510001941)
- [SDR AU510002070](https://openairdocs.org/sdr/AU510002070.md): Anti-Skid Sys · faulty · Dec 12, 2005 · Bag BAE146200A · Brake Anti-Skid Section
  > FOLLOWING TWO BURST TIRES ON NR 1 MAIN WHEEL, MAINTENANCE CHANGED THE GREEN SYSTEM ANTI-SKID VALVE FOR NR 1 WHEEL POSITION. INVESTIGATION CONTINUING.
- [SDR AU510002205](https://openairdocs.org/sdr/AU510002205.md): Hose · failed · Dec 12, 2005 · Bag BAE146300A · Landing Gear Retraction/Extension System
  > NOSE LANDING GEAR RETRACTION ACTUATOR FLEXIBLE HYDRAULIC HOSE RUPTURED. LOSS OF GREEN SYSTEM HYDRAULIC FLUID.
- [SDR A6WA200560020](https://openairdocs.org/sdr/A6WA200560020.md): Seal · leaking · Dec 3, 2005 · N290UE · Bag BAE146200A · Pneumatic Distribution System
  > RT ZONE HI TEMP CAPTAIN ILLUMINATED ENROUTE IN ICING CONDITIONS. REPLACED SEALS AT NR 4 PYLON LEADING EDGE AND LEAK CHECKED WING ANTI-ICE. OPS CHECKED GOOD. (K)
- [SDR AU510001836](https://openairdocs.org/sdr/AU510001836.md): O-Ring · failed · Oct 9, 2005 · Bac 146200A · Hydraulic System, Main
  > LOSS OF HYDRAULIC FLUID. INVESTIGATION FOUND A FAILED O-RING SEAL AT THE PIPE CONNECTOR ON NR 2 HIGH PRESSURE MANIFOLD. THIS PIPE SUPPLIES GREEN SYSTEM HIGH PRESSURE FLUID THROUGH THE STANDBY GENERATOR ISOLATION VALVE.
- [SDR AU510001710](https://openairdocs.org/sdr/AU510001710.md): Frame · cracked · Oct 8, 2005 · Bag BAE146100A · Fuselage Main, Frame
  > FUSELAGE FRAME 15 AND FRAME 41 CRACKED. FOUND DURING INSPECTION IAW AD/BAE146/116.
- [SDR AU510001464](https://openairdocs.org/sdr/AU510001464.md): Pin · installed · Sep 6, 2005 · Bac 146100A · Landing Gear System
  > (AUS) NOSE LANDING GEAR FAILED TO RETRACT. INVESTIGATION FOUND NLG PIN STILL INSTALLED. PERSONNEL/MAINTENANCE ERROR. (CASA# 510001464)
- [SDR A6WA200560017](https://openairdocs.org/sdr/A6WA200560017.md): Apu · bird ingestion · Jul 30, 2005 · N610AW · Bag BAE146200A · APU Core Engine
  > SMOKE IN CABIN WHEN TURNING ON PACKS. MAINTNANCE C/W EO, BOTH AC PACKS. FOUND BIRD AND OIL IN APU INTAKE. REMOVED AND REPLACED APU, BOTH AC PACKS, JET PUMPS AND WATER INJECTOS IAW EO, SYSTEM OPS CHECK GOOD. (K)
- [SDR AU510001967](https://openairdocs.org/sdr/AU510001967.md): Bolt · sheared · Jun 10, 2005 · Bag BAE146300A · Wing Spar
  > CENTER FUEL TANK WING SPAR ATTACHMENT BOLTS (4OFF) HAD SHEAR BOLT HEADS. FUEL LEAKING FROM CENTER TANK AT RT FRONT CORNER ABOVE THE WING TO FUSELAGE ATTACHMENT LINK AT FRAME 26 RIB 2.
- [SDR AU510001880](https://openairdocs.org/sdr/AU510001880.md): Frame · cracked · May 9, 2005 · Bag BAE146100A · Fuselage Main, Frame
  > FUSELAGE FRAMES 15 AND 18 CRACKED, FOUND DURING INSPECTION IAW AD/BAE146/116.
- [SDR CA050518011](https://openairdocs.org/sdr/CA050518011.md): Bolt · broken · Feb 21, 2005 · Bac 146200A · Landing Gear Brake System
  > BRAKE UNIT ON WING FOUND WORN TO LIMITS, UNIT REMOVED FOR OVERHAUL, THE ASSEMBLY SENT TO THE WHEEL AND BRAKE SHOP FOR TEAR DOWN, INSPECTION TASK 32420-RAI-10000-2 AS PER IN HOUSE FORM SSF030 WAS DONE, THE ENGINEER FOUND THE HEAD OF A BOLT SHEARED OFF OF ONE OF
- [SDR AU510001664](https://openairdocs.org/sdr/AU510001664.md): Hinge · corroded · Feb 8, 2005 · Bag BAE146300A · Landing Gear Doors
  > RT MAIN LANDING GEAR DOOR HINGE FITTINGS CORRODED IN BORES. BEARING HOUSINGS ALSO CONTAINED PITTING AND RUST DEPOSITS ON THE OUTER SURFACES. FOUND DURING INSPECTION IAW BAE SYSTEMS ISB 52-113 REV 1 AND AAES AD ER BA6-32-10-43B AND UK CAA AD G-2005-0017.
- [SDR A6WA200560004](https://openairdocs.org/sdr/A6WA200560004.md): Receptacle · sparks · Jan 12, 2005 · N614AW · Bac 146300A · External Power System
  > EXTERNAL AC POWER RECEPTICAL SPARKS EXCESSIVELY AND SCORCHED WHEN ATTEMPTING TO CONNECT EXTERNAL POWER. AIRCRAFT ELECTRICAL SYSTEM OPS NORMAL. MAINTENANCE INSPECTED AREA, FOUND NO EVIDENCE OF SHORTING OR OPEN WIRES. (K)
- [SDR A6WA200560002](https://openairdocs.org/sdr/A6WA200560002.md): Brake · inoperative · Jan 11, 2005 · N609AW · Bac 146200A · Landing Gear Brake System
  > GREEN HYDRAULIC SYSTEM LOW, YELLOW SYSTEM HIGH. ABORTED TAKE-OFF AT LESS THAN 5 KTS. MAINTENANCE SERVICED AS REQUIRED. MAINTENANCE REMOVED AND REPLACED NR 4 BRAKE ASSEMBLY. (K)
- [SDR A6WA200460056](https://openairdocs.org/sdr/A6WA200460056.md): Longeron · chafed · Nov 16, 2004 · N292UE · Bac 146200A · Spoilers
  > CHAFING ON THE RT AIRBRAKE UPPER HINGE CUTOUT UPPER LONGERON. MAINTENANCE REQUESTED REPAIR.
- [SDR A6WA200460057](https://openairdocs.org/sdr/A6WA200460057.md): Beam · damaged · Nov 16, 2004 · N292UE · Bac 146200A · Fuselage Main, Structure
  > (3) BOLT HOLES ARE ELONGATED ON THE BEAM AT FRAME 45 RT MAINTENANCE REQUESTED REPAIR.
- [SDR A6WA200460058](https://openairdocs.org/sdr/A6WA200460058.md): Housing · chafed · Nov 16, 2004 · N292UE · Bac 146200A · Exterior Lighting
  > CHAFING ON THE LT SIDE OF THE AFT NAVIGATION LIGHT HOUSING. MAINTENANCE REQUESTED REPAIR.
- [SDR CA041217004](https://openairdocs.org/sdr/CA041217004.md): Link · unserviceable · Nov 16, 2004 · Bac 146200A · Wing, Fuselage Attach Fittings
  > (CAN) DURING INSPECTIONS CARRIED OUT ON THE ABOVE NOTED ACRFT FOR THE LEASE RETURN, ENGINEERS FOUND WING TO FUSELAGE CONNECTING LINKS AT REAR SPAR FITTING S, FRAME 29 CORRODED IN THE BORE ON BOTH ENDS OF THE LINKS. BOLTS ASSOCIATED WITH THE LINKS WERE ALSO CO
- [SDR A6WA200460055](https://openairdocs.org/sdr/A6WA200460055.md): Acm · malfunctioned · Nov 11, 2004 · N606AW · Bag BAE146200A · Cabin Cooling System
  > NR PACK TEMP IS UNCONTROLLABLE IN EITHER MANUAL OR AUTO WHEN USING APU AIR. WILL RUN FULL HOT AND SMOKES CABIN. NOTE: CONTROLLABLE IN (MAN) MODE WITH ENGINE AIR, OTHERWISE SMOKES CABIN. PACK NR 2 HIGH TEMP LIGHT COMES ON. MAINTENANCE REMOVED AND REPLACED N
- [SDR A6WA200460052](https://openairdocs.org/sdr/A6WA200460052.md): Oxygen Mask · misinstalled · Nov 11, 2004 · N616AW · Bac 146300A · Passenger Oxygen System
  > DURING INSPECTION, ALL PASSENGER O2 DROP DOWN MASKS WERE FOUND STOWED INCORRECTLY. MAINTENANCE RESTOWED ALL PASSENGER O2 DROP DOWN MASKS, CORRECTLY IAW AMM 35-20-45.
- [SDR A6WA200460054](https://openairdocs.org/sdr/A6WA200460054.md): Oxygen Mask · missing · Nov 10, 2004 · N612AW · Bag BAE146300A · Passenger Oxygen System
  > ROWS 14 AND 16 DEF HAVE NR O2 MASKS INSTALLED IN PSU BOXES. MAINTENANCE INSTALLED PASSENGER ALL O2 MASKS AS REQUIRED IAW 35-20-45.
- [SDR A6WA200460050](https://openairdocs.org/sdr/A6WA200460050.md): Frame · cracked · Oct 25, 2004 · N608AW · Bac 146200A · Fuselage Main, Structure
  > SUB FRAME CRACK ON ATTACH FLANGE FRAME 33BY BETWEEN STR 11 AND 12 LT. MAINTENANCE REQUESTED REPAIR FROM BAE SYSTEMS REF AVMAX FAX 6008-2049004.
- [SDR A6WA200460051](https://openairdocs.org/sdr/A6WA200460051.md): Skin · scratched · Oct 25, 2004 · N608AW · Bac 146200A · Fuselage Main, Plate/Skin
  > SKIN SCRATCH LT FUSELAGE BELOW CABIN WINDOW BETWEEN FRAMES 30 AND 31 JUST ABOVE STR 14L. MAINTENANCE REQUESTED REPAIR FROM BAE SYSTEMS REF AVMAX FAX 608-2049005.
- [SDR A6WA200460049](https://openairdocs.org/sdr/A6WA200460049.md): Skin · damaged · Oct 21, 2004 · N608AW · Bac 146200A · Wing, Plate/Skin
  > CHAFE DAMAGE TO THE LT WING UPPER SKIN MAX DEPTH OF DAMAGE IS.028 INCH. MAINTENANCE REQUESTED REPAIR FROM AVMAX FAX 608-2049001.
- [SDR A6WA200160048](https://openairdocs.org/sdr/A6WA200160048.md): Structure · worn · Oct 7, 2004 · N179US · Bac 146200A · Leading Edge Devices
  > WEAR DAMAGE TO THE LOWER L/E OF THE LT FLAP IN THE RECESSED AREA BETWEEN RIBS 25 AND 31. MAINTENANCE REPAIRED WEAR DAMAGE IAW BAE FAX BARA/AVR/6894/04-DC.
- [SDR A6WA200460042](https://openairdocs.org/sdr/A6WA200460042.md): Fitting · corroded · Sep 21, 2004 · N181US · Bac 146200A · Fuselage Miscellaneous Structure
  > ZEE MEMBER LT SIDE OF FUSELAGE AFT OF REAR SERVICE DOOR CORRODED BETWEEN FRAME 43 AND 44, REPAIR IN PROGRESS. (M)
- [SDR A6WA200460039](https://openairdocs.org/sdr/A6WA200460039.md): Skin · dented · Sep 21, 2004 · N181US · Bac 146200A · Fuselage Main, Plate/Skin
  > FOUND DENTS ON THE EDGE OF THE REAR CARGO DOOR CUT OUT SKIN FORWARD AND AFT, REPAIR IN PROGRESS. (M)
- [SDR CA040915002](https://openairdocs.org/sdr/CA040915002.md): Lock Bolt · corroded · Sep 10, 2004 · Bac 146200A · Fasteners
  > (CAN) DURING REPAIR OF RIGHT WING FUEL LEAK, THE HEAD OF THE LOWER HYLOCK BOLT ATFUSELAGE TO WING ATTACHMENT ASSEMBLY AT STATION 29 WAS DISLODGED BY A PLASTIC P RC SCRAPER (REF IPC 53-30-01-15 PAGE 0 ITEM 75).FURTHER INVESTIGATION FOUND THE HEAD OF THE BOLT SE
- [SDR CA040811006](https://openairdocs.org/sdr/CA040811006.md): Arm · cracked · Jul 24, 2004 · Bac 146200A · Service Doors
  > (CAN) CABIN CREW REPORTED RT FORWARD SERVICE DOOR DIFFICULT TO CLOSE. MAINTENANCE INSPECTION FOUND DOOR 1R UPPER HINGE ARM ASSEMBLY CRACKED. UPPER HINGE ARM ASSEMBLY REPLACED. AIRCRAFT RETURNED TO SERVICE.
- [SDR AUS20040512](https://openairdocs.org/sdr/AUS20040512.md): Rib · cracked · Jun 15, 2004 · Bag BAE146300A · Nacelle/Pylon, Frame/Spar/Rib
  > (AUS) NR 1, NR 3 AND NR 4 PYLONS HAD NR 4 RIB CRACKED IN THE LOWER FLANGE RADIUS. PYLON NR 1, CRACK LENGTH 22.86MM (0.9IN) PYLON NR 3, CRACK LENGTH 12.7MM (0.5IN) PYLON NR 4, CRACK LENGTH 20.32 (0.8IN).
- [SDR CA040610014](https://openairdocs.org/sdr/CA040610014.md): Spring · failed · Jun 7, 2004 · Bac 146200A · Landing Gear Door Retract Section
  > (CAN) UPON DEPARTURE, THE CREW REPORTED LOUD CLUNK NOISE UNDER FLIGHT DECK DURING GEAR RETRACTION. MAINTENANCE INSPECTED AIRCRAFT AND FOUND LT NLG ASSIST SPRING ASSEMBLY HAD FAILED AND CAUSED A 12 X 8 HOLE IN UPPER NOSE WELL. ASSISTOR SPRING WAS REPLACED AND
- [SDR CA040603001](https://openairdocs.org/sdr/CA040603001.md): Governor · failed · Jun 1, 2004 · Bac 146200A · Turbine Governor
  > (CAN) DURING PILOT OPERATIONAL CHECK, NR 4 ENGINE DID NOT SHUT DOWN WITH THE OVERSPEED STOP. NR 4 ENGINE OVERSPEED CONTROLLER REPLACED AND NR 4 ENGINE OVERSPEED TEST CARRIED OUT IAW AMM 71-00-00 BLOCK 501. TEST COMPLETED AS SERVICEABLE AND AIRCRAFT WAS RETUR
- [SDR AUS20040463](https://openairdocs.org/sdr/AUS20040463.md): Wire · burned · May 31, 2004 · Bac 146100A · Ice/Rain Protection System Wiring
  > (AUS) RT WINDSHIELD HEATING SYSTEM WIRING CABLE DAMAGED AND SHORTING TO EARTH IN AREA NEAR TERMINAL BLOCK.
- [SDR CA040601014](https://openairdocs.org/sdr/CA040601014.md): Connector · shorted · May 30, 2004 · Bac 146200A · Engine Control System Wiring
  > (CAN) UNCOMMANDED IN-FLIGHT SHUTDOWN OF NR 4 ENG. DURING FINAL APPROACH. CONNECTOR IDENT (P52) ON BACK-UP OVERSPEED CONTROLLER FOUND TO BE SHORTED INTERNALLY. VOLTAGE LEAKING ACROSS VARIOUS PINS ON PLUG ALSO OUT TO OVERSPEED FUEL BYPASS/SHUT-OFF VALVE. THIS
- [SDR CA040527011](https://openairdocs.org/sdr/CA040527011.md): Rod End · failed · May 26, 2004 · Bac 146200A · Passenger/Crew Doors
  > ON ARRIVAL, CREW UNABLE TO OPEN MAIN FWD LEFT HAND CABIN DOOR. PASSENGERS DEPLANED USING REAR PASSENGER DOOR. DOOR MEL'D AND AIRCRAFT OPERATED TO MAINTENANCE BASE. MAINTENANCE INSPECTION FOUND DOOR OPERATING MECHANISM DISCONNECTED FROM OPERATING HANDLE DUE
- [SDR AUS20040401](https://openairdocs.org/sdr/AUS20040401.md): Actuator · seized · May 17, 2004 · Bag BAE146300A · Drag Control Actuator
  > (AUS) RT NR 2 LIFT SPOILER ACTUATOR SPINDLE SEIZED IN LOCKED POSITION WITH THE ACTUATOR EXTENDED. FOUND DURING INSPECTION IAW AD/BA6-27-60-16D BAE MANDATORY ISB 27-137.

Next page: https://openairdocs.org/engine/lycoming-alf502r-5/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 = 'ALF502R5'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/engine/lycoming-alf502r-5/reports

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