# Service difficulty reports: Gulfstream American AA-5A

A list on [Gulfstream American AA-5A](https://openairdocs.org/model/gulfstream-american-aa-5a.md).

Newest first. General aviation reporting is voluntary.

- [SDR 2024FA0000763](https://openairdocs.org/sdr/2024FA0000763.md): Fuel Line · chafed · Oct 9, 2024 · N26685 · Amrgen AA5A · Aircraft Fuel Distribution System
  > DURING ANNUAL INSPECTION RH WING FUEL LINE, PN 5401121-29 (FUEL TANK OUTLET LINE), FOUND TO BE CHAFING ON FIBERGLASS WING RIB LIGHTENING-HOLE. UPON REMOVAL OF THE CHAFED FUEL LINE I FOUND WEAR HAD PENETRATED 30% OF THE WALL THICKNESS OF THE TUBING. NEW FUEL
- [SDR 2020FA0000246](https://openairdocs.org/sdr/2020FA0000246.md): Rod End · worn · Apr 21, 2020 · N365PS · Amrgen AA5A · Power Lever
  > THE THROTTLE ROD END WORE TO THE POINT WHERE IT CAME OFF OF THE CARBURETOR THROTTLE ARM RENDERING THE THROTTLE CONTROL INOPERATIVE.
- [SDR 2018FA0000520](https://openairdocs.org/sdr/2018FA0000520.md): Wheel · cracked · Jul 21, 2018 · N199CB · Amrgen AA5A · Wheel/Ski/Float
  > MASSIVE CRACK IN INNER WHEEL BODY CIRCUMFERENCE. NO APPARENT CORROSION. APPEARS TO BE METAL FATIGUE FAILURE. PICTURES ATTACHED. NO KNOWN OR RECORDED HARD LANDINGS ARE REPORT BY ACFT OWNER OF LAST 20 YEARS.
- [SDR 2018FA0000201](https://openairdocs.org/sdr/2018FA0000201.md): Cylinder · failed · Jun 29, 2018 · N26794 · Amrgen AA5A · Reciprocating Engine Cylinder Section
  > DURING A 100 HOUR INSPECTION, DISCOVERED THAT CYLINDERS NR 1 AND 3 HAD COMPRESSIONS IN THE 20PSI RANGE. ATTEMPTS TO CORRECT THIS WERE NOT SUCCESSFUL. CYLINDERS NR 1 AND 3 WERE REPLACED.
- [SDR 2018FA0000197](https://openairdocs.org/sdr/2018FA0000197.md): Cylinder · damaged · Jun 28, 2018 · N858S · Amrgen AA5A · Reciprocating Engine Cylinder Section
  > DISCOVERED THAT THE CYLINDERS 3 AND 4 WERE PRODUCING COMPRESSIONS BETWEEN 20 - 25 PSI. NEW CYLINDERS AND PARTS WERE INSTALLED AND BREAK IN PROCEDURES WERE FOLLOWED. DURING 100 HOUR INSPECTION ALL FOUR CYLINDERS FAILED A COMPRESSION CHECK WITH RATINGS IN THE
- [SDR 2017FA0000509](https://openairdocs.org/sdr/2017FA0000509.md): Rod End · worn · Oct 3, 2017 · N26098 · Amrgen AA5A · Power Lever
  > QUICK DISCONNECT AT THROTTLE ARM CAME DISCONNECTED IN FLIGHT RESULTING IN LOSS OF CONTROL OF ENGINE POWER. PILOT MADE LANDING BY TURNING OFF ENGINE WITH MAG SWITCH.
- [SDR 2017FA0000312](https://openairdocs.org/sdr/2017FA0000312.md): Efi · failed · Jul 1, 2017 · N26167 · Amrgen AA5A · Navigation System
  > HAD ABOUT 10 HRS ON A NEW G5 EFI WHEN IT STARTED TO GIVE FALSE BANK ANGLES. 5-10 DEGREES IN ONE DIRECTION FOR SEVERAL MINUTES AND THEN 5-10 DEGREES IN THE OTHER. THE UNIT GAVE NO WARNING THAT IT WAS MALFUNCTIONING. THE FLIGHT CONDITIONS WERE VFR WITH NO TUR
- [SDR 2012FA0000000](https://openairdocs.org/sdr/2012FA0000000.md): Strut · debonded · Aug 18, 2011 · N9745U · Amrgen AA5A · Nose/Tail Landing Gear Strut/Axle
  > NOSE STRUT DISBONDED AT NOSE FORK BEARING SPINDLE. SPINDLE AND STRUT ARE BONDED VIA A HOT BOND AGENT WHILE IN AUTOCLAVE. SUSPECT DISBONDING OCCURED DUE TO UNREPORTED HARD LANDINGS AND EXTREME STRESS DUE TO IMPROPER GROUND HANDLING.
- [SDR 2008FA0000193](https://openairdocs.org/sdr/2008FA0000193.md): Support Bracket · cracked · Mar 21, 2008 · Amrgen AA5A · Wing Miscellaneous Structure
  > WHILE COMPLYING WITH AD 79-22-04 ON AILERON CONTROL SYS INSP AND SB 165A, 100 HOUR REPETITIVE INSP, FOUND LT OB AILERON HINGE SUPPORT BRACKET, 902010-501 CRACKED. CRACKED VISUALLY SEEN WITH OUT DISASSEMBLY USING A STRONG LIGHT AND SYSTEM LOADING. HOWEVER, WHE
- [SDR 2007FA0000050](https://openairdocs.org/sdr/2007FA0000050.md): Attach Angle · cracked · Jan 10, 2007 · N9962U · Amrgen AA5A · Elevator, Spar/Rib
  > DURING INSPECTION, ANGLE PN 5102296-15 AND PN 5102296-16, WERE FOUND CRACKED IN THE UPPER END OF THE ANGLE AS INSTALLED. CAUSE OF CRACKING IS BELIEVED TO BE DUE TO HIGHT STRESS LOADS IN THIS AREA. (K)
- [SDR 2005FA0001583](https://openairdocs.org/sdr/2005FA0001583.md): Vent Line · plugged · Dec 5, 2005 · N26403 · Amrgen AA5A · Fuel Storage
  > RT WING FUEL TANK COLLAPSED DURING FLIGHT. SAFE LANDING WAS MADE. FOUND FUEL TANK VENT LINE PLUGGED WITH INSECT DEBRIS. PERIODICALLY CHECK FUEL VENTS FOR OBSTRUCTIONS, ESPECIALLY WHEN TIED DOWN ON GRASS. (K)
- [SDR 2005FA0001297](https://openairdocs.org/sdr/2005FA0001297.md): Landing Gear · noisy · Aug 9, 2005 · N9920U · Amrgen AA5A · Main Landing Gear
  > FOUND THAT WHEN MOVING THE PILOT SEAT THERE WAS A SCRATCHING NOISE AS PLASTIC SLIPPING OVER EACH OTHER. FOUND CRACK IN PART OF THE LANDING GEAR.
- [SDR RMM2001F00001](https://openairdocs.org/sdr/RMM2001F00001.md): Carburetor · separated · Oct 23, 2001 · N26411 · Amrgen AA5A · Fuel Control/Reciprocating Engines
  > OPERATOR REPORTED ENGINE WOULD NOT RUN WELL AT LOW SPEEDS. FOUND CARBURETOR BODY TO BOWL LOOSE. LOCK TABS ARE WERE IN LOCKED POSITIONS. THIS IS THE SECOND OCCURRENCE ON THIS AIRCRAFT IN APPROXIMATELY 200 HRS OF FLYING. THE BOWL THREADS APPEARED TO BE EXCES
- [SDR 20001228SH001](https://openairdocs.org/sdr/20001228SH001.md): Muffler · deteriorated · Dec 11, 2000 · N26993 · Amrgen AA5A · Engine Noise Suppressor
  > DURING AN ANNUAL INSPECTION, THE MUFFLER ASSY WAS FOUND TO HAVE ITS WALLS SEVERELY DETERIORATED AND THE BAFFLES LOOSE. (X)
- [SDR 20001227SH034](https://openairdocs.org/sdr/20001227SH034.md): Camshaft · damaged · Dec 11, 2000 · N26993 · Amrgen AA5A · Reciprocating Engine Power Section
  > CYLINDERS 2 AND 4 REMOVED DUE TO LOW COMPRESSION. AT THIS TIME, THE CAMSHAFT WAS FOUND SEVERELY PITTED, ONE LOBE WAS FLAT. LIFTER BODIES WERE ALSO PITTED. 1,317.0 HOURS, TOTAL TIME. (X)
- [SDR AU000871](https://openairdocs.org/sdr/AU000871.md): Fuel Cell · deteriorated · Sep 15, 2000 · Amrgen AA5A · Fuel Storage
  > (AUS) FUEL TANK ACCESS PANEL BONDED DOUBLER DISBONDED FROM WING SKINDUE TO CORROSION. FUEL LEAKING THROUGH TO OUTSIDE SKIN. FUEL TANK SEALING COMPOUND FOUND TO BE VERY SOFT AND LIFTING OFF IN SOME AREAS. WATER CONTAMINATION OF FUEL CELLS. SUBMITTER SUSPECTE
- [SDR 20000330SH010](https://openairdocs.org/sdr/20000330SH010.md): Control Cable · damaged · Mar 8, 2000 · N26086 · Amrgen AA5A · Aileron Control System
  > DURING ANNUAL INSPECTION, FOUND CABLES DETERIORATED AND FRAYED AS WOULD BE FOUND IF INSPECTING SERIES AS AN AA1, AS SPECIFIED IN AD 72-6-2. AS THE REST OF THE GRUMMAN SINGLE ENGINE FLEET HAS SIMILAR CABLE RUNS AS THE AA1 SERIES AND THE EARLY AA5''''S WITH EAR
- [SDR 2000ZZZX374](https://openairdocs.org/sdr/2000ZZZX374.md): Line · froze · Jan 3, 2000 · N26456 · Amrgen AA5A · Reciprocating Engine Oil System
  > ENGINE AIR BREATHER PINCH HOLE HAD B EEN ELIMINATED BY PARTIES UNKNOWN. BREATHER LINE FROZE SHUT AT 15,000 FEET. EXCESSIVE CRANKCASE PRESSURE CAUSED THE CRANKSHAFT OIL SEAL TO LEAK OIL. BREATHER LINE WAS REPOSITIONED AND A PINCH HOLE WAS DRILLED.
- [SDR 2000ZZZX48](https://openairdocs.org/sdr/2000ZZZX48.md): Screw · loose · Dec 17, 1999 · N26411 · Amrgen AA5A · Fuel Control/Reciprocating Engines
  > AIRCRAFT WAS REPORTED TO BE RUNNING ROUGH AND WOULD NEARLY 'DIE' ON ROLL-OUT. FOUND CARBURETOR THROTTLE BODY TO BOWL SCREW LOOSE. REMOVED FROM ENGINE. INSPECTED FOR FURTHER DAMAGE, GASKET AND LOCKING TAB WASHERS REPLACED. ADJUSTMENTS CHECKED AND RETURNED T
- [SDR 99ZZZX2569](https://openairdocs.org/sdr/99ZZZX2569.md): Rib · buckled · Jun 8, 1999 · N26076 · Gulstm AA5A · Wing, Rib/Bulkhead
  > UPON OPENING LT WING FUEL TANK ACCESS PANELS FOR SEALANT INSPECTION, FOUND AFT PORTION OF THE WING RIB AT WS 66 BUCKLED. OWNER ADVISED THE PREVIOUS OWNER OF THE ACFT HAD TOLD HIM AT ONE TIME, UNKNOWN TO THE PILOT, THE LT FUEL TANK VENT HAD BECOME PLUGGED WITH
- [SDR AU990292](https://openairdocs.org/sdr/AU990292.md): Seat Belt · wrong part · Mar 24, 1999 · Gulstm AA5A · Flight Compartment Equipment
  > (AUS) AUTOMOTIVE SEAT BELT INSTALLED IN REAR SEATS. SEAT BELTS DO NOT COMPLY WITH AD/RES/10 AMDT4.
- [SDR CA980908019](https://openairdocs.org/sdr/CA980908019.md): Nut · cracked · Aug 25, 1998 · Gulstm AA5A · Horizontal Stabilizer Structure
  > (CAN) AIRCRAFT DAMAGED IN LANDING ACCIDENT. WHEN HORIZONTAL STABILIZER WAS BEING REINSTALLED AFTER REPAIR, A BOLT WOULD NOT REACH PROPER TORQUE. HORIZONTAL STABILIZER WAS REMOVED AND IT WAS FOUND THAT 4 OF THE 8 FRONT SPAR ANCHOR NUTS WERE CRACKED.
- [SDR AU970579](https://openairdocs.org/sdr/AU970579.md): Aileron · worn · May 28, 1997 · Gulstm AA5A · Ailerons
  > (AUS) AILERON CONTROL CABLES LOOSE - AILERON BEARINGS WORN - OUTBOARD TORQUE TUBES WORN - TRIM TABS LOOSE - FOUND DURING INSPECTION IAW SB 165A
- [SDR AU970578](https://openairdocs.org/sdr/AU970578.md): Skin · delaminated · May 28, 1997 · Gulstm AA5A · Wing, Plate/Skin
  > (AUS) LH WING LOWER SKIN DELAMINATING - ELEVATOR TRIM TAB ALSO DELAMINATED - FOUND DURING INSPECTION IAW SB -155
- [SDR 97ZZZX1891](https://openairdocs.org/sdr/97ZZZX1891.md): Web · cracked · Mar 28, 1997 · N9920U · Gulstm AA5A · Fuselage Miscellaneous Structure
  > INSPECTION FOUND FUSELAGE COMPONENT P/N 102291-4 CRACKED BOTH SIDES IN THE 90 DEGREE ANGLE UNDER RIVETS THAT ATTACH TO BULKHEAD. ACTION DRILLED STOP HOLES AND INSTALLED REINFORCEMENT WITH NEW.
- [SDR 96ZZZX5008](https://openairdocs.org/sdr/96ZZZX5008.md): Alternator · failed · Sep 10, 1996 · N9860U · Gulstm AA5A · DC Generator-Alternator
  > ALTERNATOR FAILED ON TAKEOFF. IFR ALTERNATOR HAD OVER 1,000 HOURS SINCE REBUILD. AVERAGE TIME FOR ACCESSORIES IS ABOUT 1,000 HOURS. IFR AIRCRAFT ESPECIALLY SHOULD BE CAREFULLY LOOKED AT IN REGARDS TO ACCESSORY TIMES.
- [SDR 96ZZZX3536](https://openairdocs.org/sdr/96ZZZX3536.md): Valve · blocked open · Jul 2, 1996 · N26390 · Gulstm AA5A · Reciprocating Engine Cylinder Section
  > ON INITIAL RUN-UP AFTER INSTALLING ENGINE AFTER MAJOR OVERHAUL, ENGINE WAS RUN AROUND 5 MINUTES AT 1,000-1,200 RPM'S. ENGINE RPM WAS INCREASED TO 1,700 FOR MAG CHECK. THE ENGINE STARTED TO RUN EXTREMELY ROUGH. ENGINE WAS SHUT DOWN. COMPRESSION CHECK SHOWED
- [SDR AU960453](https://openairdocs.org/sdr/AU960453.md): Bolt · cracked · Apr 4, 1996 · Gulstm AA5A · Wing, Fuselage Attach Fittings
  > (AUS) WING SHOULDER BOLTS (2OFF) CRACKED - FOUND DURING MAGNETIC PARTICLE INSPECTION (MPI)
- [SDR 96ZZZX2746](https://openairdocs.org/sdr/96ZZZX2746.md): Shoulder Bolt · mismanufactured · Mar 10, 1996 · N26655 · Gulstm AA5A · Wing, Fuselage Attach Fittings
  > DURING C/W AD 95-19-15, ONE OF THE FOUR INBOARD WING ATTACH BOLTS WAS FOUND TO HAVE BEEN INCORRECTLY MANUFACTURED, WITH AN AREA OF THE THREADED SHANK MISSING, AND AN AREA OF THE HEX HEAD MIS-MACHINED.
- [SDR 96ZZZX49](https://openairdocs.org/sdr/96ZZZX49.md): Valve · leaking · Nov 7, 1995 · N97520 · Gulstm AA5A · Reciprocating Engine Cylinder Section
  > AIRCRAFT WAS TAKING OFF, NOT GENERATING FULL POWER. NOTICED SLIGHT VIBRATION. RETURNED TO AIRPORT. VIBRATION INCREASED AS AIRCRAFT EXECUTED EMERGENCY LANDING AT AIRPORT. PERFORMED COMPRESSION CHECK, FOUND TO BE 20/80. REMOVED CYLINDER.
- [SDR 95ZZZX5939](https://openairdocs.org/sdr/95ZZZX5939.md): Valve · failed · Oct 5, 1995 · N9671U · Gulstm AA5A · Reciprocating Engine Cylinder Section
  > PILOT REPORTED POWER LOSS OF MAX RPM 1600. INSPECTED POWERPLANT, FOUND NR 3 CYLINDER HAD NO COMPRESSION. PULLED CYLINDER, FOUND EXHAUST VALVE BROKEN. TOP OF PISTON AND CYLINDER HEAD DAMAGED BADLY. SUSPECT VALVE FATIGUE AS CAUSE OF FAILURE.
- [SDR 96ZZZX712](https://openairdocs.org/sdr/96ZZZX712.md): Valve · crimp nut loose · Aug 1, 1995 · N26122 · Gulstm AA5A · Engine Oil Temperature Regulator
  > WHEN COMPLYNG WITH TEXTRON/LYCOMING SB 518A, NUT ON TOP OF VALVE LOOSE. HAVE PERFORMED THIS SB FOUR MORE TIMES, ALL VALVE NUTS WERE LOOSE, VARIOUS TIMES ON PARTS. RECOMMEND ALL VALVES BE REPLACED WITH NEW NUMBER PER SB518A.
- [SDR 95ZZZX5041](https://openairdocs.org/sdr/95ZZZX5041.md): Nut · backed off · Jun 7, 1995 · N9684U · Gulstm AA5A · Nose/Tail Landing Gear Strut/Axle
  > AXLE NUT 'LOCK TYPE', BACKED OFF DURING NORMAL USE. SUBMITTER SUGGESTS THERE SHOULD NOT BE A NUT ON BOTH SIDES OF THE AXLE. ONE SIDE SHOULD HAVE A PERMANENT HEAD AND THE OTHER SHOULD HAVE A CASTELLATED NUT WITH A COTTER KEY.

## 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 aircraft_model_key = 'AA5A'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/model/gulfstream-american-aa-5a/reports

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