# Service difficulty reports: Aviat A-1B

A list on [Aviat A-1B](https://openairdocs.org/model/aviat-a-1b.md).

Newest first. General aviation reporting is voluntary.

- [SDR 2023F00082](https://openairdocs.org/sdr/2023F00082.md): Hose · abnormal · Mar 15, 2023 · N724 · Aviat A1B · Landing Gear System
  > AFTER TAKE-OFF DURING RETRACTION OF THE LANDING GEAR DOORS REMAINED EXTENDED DUE TO LOOSE OF GREEN HYD LIQUID. -LANDING GEAR EMERGENCY EXTENSION PROCEDURE WAS ACCOMPLISHED. DEP. AIRPORT: PEI, ARR. AIRPORT: BOG FLIGHT NUMBER AV5200 ********************** IN A
- [SDR 2023F00011](https://openairdocs.org/sdr/2023F00011.md): Accumulator · abnormal · Dec 29, 2022 · N724 · Aviat A1B · Hydraulic System, Main
  > RTO + GTB: ABANDONED TAKE OFF (50KTS) HYD BLUE SYS LO PRESS. IN ACCORDANCE WITH AMM 29-12-42-000-001-A/400-001-A THE BLUE POWER ACCUMULATOR FIN 2070GM WAS REMOVED AND REPLACED. AND OPERATIONAL TEST AND BLEED SYS. OK.
- [SDR 2022F00303](https://openairdocs.org/sdr/2022F00303.md): Engine · bird ingestion · Aug 8, 2022 · N724 · Aviat A1B · Engine (Turbine/Turboprop)
  > DESCRIPTION: BIRD STRIKE ENGINE #1 RTO WAS PERFORMED AT 185 KTS SUCCESIVE EXPLOTIONS WERE EXPERIENCE AND ENGINE STALLED LATER. ACTION PERFORMED: IAW AMM 05-51-14-200-803-A, AND AMM 05-51-19-200-001-A, INSPECTION AFTER A BIRD STRIKE WAS PERFORMED AND WAS EVIDE
- [SDR FG6R202006021017](https://openairdocs.org/sdr/FG6R202006021017.md): Blade · debonded · Jun 1, 2020 · Aviat A1B · Propeller Blade Section
  > BLADE SHANK AREA SHOWS TYPICAL PROPELLER WRINKLES IN PAINT. WHILE REMOVING THE DAMAGED PAINT, THE FIBERGLASS LAYERS UNDERNEATH WERE FOUND UN-BONDED AND FLAKING OFF THE BLADE. ONLY THE PAINT WAS HOLDING THE FIBERGLASS ON. PICTURES WERE TAKEN BEFORE AND AFTER
- [SDR 2017FA0000489](https://openairdocs.org/sdr/2017FA0000489.md): Hinge · broken · Sep 13, 2017 · N299CA · Aviat A1B · Ailerons
  > AILERON HINGE ASSEMBLY. AILERON HINGE ASSEMBLY BROKE ON LEFT OUTBOARD AILERON CAUSING THE LEFT AILERON TO JAMB AGAINST THE WING TIP. PILOT LOST AILERON CONTROL. AFTER PILOT LANDED AND WAS STOPPED HE ACTUATED THE STICK FOR AILERON MOVEMENT AND THE LEFT OUTBO
- [SDR 2017FA0000160](https://openairdocs.org/sdr/2017FA0000160.md): Gearshaft · broken · Apr 11, 2017 · N918HY · Aviat A1B · Magneto/Distributor
  > MAGNETO FAILED IN FLIGHT, FLIGHT WAS MADE TO THE AIRPORT ON THE REMAINING MAGNETO. THE AFFECTED MAGNETO, OLD TYPE LONG COIL TAB, NO SPARK LADDER IN BLOCK. THE FAILURE WAS A BROKEN DRIVE GEAR SHAFT AT THE BOTTOM OF THE POINTS CAM SLOT. THIS RESULTED IN THE SMAL
- [SDR 2016FA0000156](https://openairdocs.org/sdr/2016FA0000156.md): Strainer · misinstalled · Apr 1, 2016 · N233F · Aviat A1B · Aircraft Fuel Distribution System
  > FUEL GASCOLATOR/STRAINER ON FIREWALL WAS FACTORY-INSTALLED BACKWARD. FUEL FROM TANKS ENTERED THE "OUT" PORT, FUEL GOING TO CARBURETOR WENT OUT THE "IN" PORT. PORTS ARE MARKED PLAINLY BUT NOT EASILY VISIBLE AFTER INSTALLATION. PROBLEM WAS FOUND AFTER NOTICING
- [SDR CA140730018](https://openairdocs.org/sdr/CA140730018.md): Gauge · cracked · Jul 17, 2014 · Aviat A1B · Fuel Quantity Indicator
  > (CAN) THE FUEL GAUGES IN THIS AIRCRAFT ARE A POLYURETHANE COMPOUND KNOWN AS SUPERTHANE ETHER. ON INSPECTION THEY APPEARED TO BE CRACKING, THOUGH NO FUEL OR VAPORS WERE ESCAPING. AFTER REPLACEMENT, THE REMOVED TUBES WERE SECTIONED AND CRACKS WERE FOUND STARTING
- [SDR CA120913008](https://openairdocs.org/sdr/CA120913008.md): Hinge · damaged · Jul 8, 2012 · Aviat A1B · Engine Cowling System
  > (CAN) IAW PILOT`S REPORT, THE UPPER ENGINE COWLING HINGE PIN SLID FORWARD FROM THE PIANO HINGE ASSY FAR ENOUGH THAT IT MADE CONTACT WITH THE PROPELLER BLADES IN FLIGHT. THIS CAUSED ENOUGH DAMAGE TO BOTH PROPELLER BLADES TO WARRANT BLADE REPAIR BY THE PROPELLE
- [SDR 2012FA0000694](https://openairdocs.org/sdr/2012FA0000694.md): G Switch · inoperative · Jun 27, 2012 · N365C · Aviat A1B · Emergency Locator Beacon
  > WHEN TESTING ELT AT ANNUAL INSPECTION, FOUND THE IMPACT SWITCH WOULD NOT WORK AT ALL. INSTALLED NEW SWITCH.
- [SDR CA070921004](https://openairdocs.org/sdr/CA070921004.md): Seal · loose · Sep 21, 2007 · Aviat A1B · Engine Air Intake System
  > (CAN) REFERENCED TO SDR NR 20070917013 AFTER FINDING COWLING SEAL LODGED IN THE CARB VENTURI. THE PILOT/OWNER OF THIS AIRCRAFT WAS REQUESTED TO CHECK THE CONDITION OF THE COWLING SEAL, IT WAS FOUND TO BE LOOSE AND DETERIORATED AS WELL. ALL OF THE SEAL WAS REMO
- [SDR CA070917013](https://openairdocs.org/sdr/CA070917013.md): Seal · dislodged · Sep 14, 2007 · Aviat A1B · Fuel Control/Reciprocating Engines
  > (CAN) ON FINAL APPROACH THE ENGINE SUDDENLY EXPERIENCED A SEVERE LOSS OF POWER WHEN CARB HEAT WAS SELECTED. DURING INSPECTION, AFTER LANDING, A (3) INCH PIECE OF FOAM SEAL WAS FOUND LODGED IN THE CARB VENTURI. ON FURTHER INSPECTION, A CORRESPONDING GAP WAS FOU
- [SDR 2007FA0000863](https://openairdocs.org/sdr/2007FA0000863.md): Rudder Pedal · failed · Aug 14, 2007 · N304C · Aviat A1B · Rudder Control System
  > RUDDER PEDAL OPERATION CAN LEAD TO NO BRAKE OPERATION AT FULL TRAVEL OF RUDDER. SENDING IN THIS FIELD APPROVAL REQUEST FOR A VERNIER MIXTURE CONTROL. BELIEVE THAT THE LT RUDDER PEDAL WHEN PRESSED FULLY ALLOWS YOU TO DEPRESS THE RT BRAKE OVER CENTER THUS GIVIN
- [SDR 2005FA0000087](https://openairdocs.org/sdr/2005FA0000087.md): Wire · loose · Apr 30, 2004 · N36HY · Aviat A1B · Electrical Power System Wiring
  > DURING TROUBLESHOOTING OF WIRES IN VM1000 SYSTEM, WIRE J4-13, VOLTAGE SENSE, CAME LOOSE AND SHORTED TO GROUND. THIS WIRE IS CONNECTED DIRECTLY TO BUS WITH NO CIRCUIT PROTECTION. LATER MODEL AIRCRAFT DO INCORPORATE CIRCUIT PROTECTION IAW MFG. RECOMMEND EARLI
- [SDR 2004FA0000252](https://openairdocs.org/sdr/2004FA0000252.md): Aileron · mislocated · Nov 6, 2003 · N354C · Aviat A1B · Wing, Control Surfaces
  > FOUND RIVET IN AILERON LEADING EDGE HAD CAUGHT CORNER OF RIB INSTEAD OF THROUGH CENTER OF RIB. CONDITION IN BOTH LEFT AND RIGHT AILERONS AT WS123. REPAIRED CONDITION IAW MFG LETTER OF INSTRUCTION.
- [SDR 2003FA0001128](https://openairdocs.org/sdr/2003FA0001128.md): Duct · chafed · Nov 4, 2003 · N37HY · Aviat A1B · Heating System
  > GROOVES WORN IN ROCKER BOX OIL RETURN TUBE. AUXILLIARY HEAT AIR DUCT AT LOWER SIDE OF NR 1 CYL WAS RUBBING ON OIL RETURN TUBE. GROOVES APPEARED TO BE 30 PERCENT TO 50 PERCENT THROUGH TUBE. AIRPLANE WAS 2.2 HOURS TIME IN SERVICE AFTER ANNUAL / 100 HOUR INSPE
- [SDR 2003FA0001029](https://openairdocs.org/sdr/2003FA0001029.md): Terminal · broken · Oct 1, 2003 · N2073X · Aviat A1B · Horizontal Stabilizer Structure
  > LEFT FORWARD HORIZONTAL STABILIZER STRUT UPPER TERMINAL BROKE. BREAK OCCURED ON THE UPPER THREADED PORTION OF THE FITTING.
- [SDR 2002FA0001294](https://openairdocs.org/sdr/2002FA0001294.md): Line · separated · Nov 13, 2002 · N84HY · Aviat A1B · Engine Fuel Distribution
  > CENTER SUPPLY PRIMER LINE SEPARATED FROM TEE FITTING AT BACK OF ENGINE. DISCOVERED DURING ATTEMPT AT COLD ENGINE STARTING. NOTICED DIFFICULTY IN STARTING AND FUEL SMELL. OPENED COWLING TO DISCOVER PRIMER LINE SEPARATED.
- [SDR 2002FA0001345](https://openairdocs.org/sdr/2002FA0001345.md): Screen · missing · Nov 7, 2002 · N367SA · Aviat A1B · Reciprocating Engine Oil System
  > OIL SCREEN MISSING FROM HOUSING. MISSING INSPECTORS.
- [SDR 2002FA0001344](https://openairdocs.org/sdr/2002FA0001344.md): Indicator · separated · Nov 7, 2002 · N367SA · Aviat A1B · Control Column Section
  > TRIM ARM INDICATOR CAME OFF ACTUATOR STUD AND JAMMED TRIM WHEEL. CAUSE DUE TO NO RETAINING NUT ON ACTUATOR STUD SCREW. INSTALL RETAINING NUT ON ACTURATOR STUD SCREW.
- [SDR 2002FA0000579](https://openairdocs.org/sdr/2002FA0000579.md): Slip Joint · leaking · Apr 19, 2002 · N37HY · Aviat A1B · Engine Collector/Tailpipe/Nozzle
  > REMOVED MUFFLER/ EXHAUST DUCT ASSEMBLY INTERNAL BAFFLES MISSING, AND NR 4 CYLINDER LOWER SLIP JOINT LEAKING.
- [SDR 2002FA0000578](https://openairdocs.org/sdr/2002FA0000578.md): Baffle · missing · Apr 19, 2002 · N37HY · Aviat A1B · Engine Collector/Tailpipe/Nozzle
  > REMOVED MUFFLER/ EXHAUST DUCT ASSEMBLY INTERNAL BAFFLES MISSING, AND NR 4 CYLINDER LOWER SLIP JOINT LEAKING.
- [SDR 2001FA0000530](https://openairdocs.org/sdr/2001FA0000530.md): Tie Bolt · sheared · Nov 4, 2001 · Aviat A1B · Horizontal Stabilizer Structure
  > AVIAT HUSKY A1B. BROKEN TIE-ROD BOLT DISCOVERED DURING A POST-FLIGHT PILOT'S INSPECTION. THIS PART ATTACHES THE STRUT (LEFT SIDE STRUT (1 OF 3) = LOWER, ANTERIOR)TO THE LEADING EDGE OF THE HORIZONTAL STABILIZER. UNABLE TO PROVIDE AVIAT PN AS THEIR PARTS CATA
- [SDR 2001FA0000370](https://openairdocs.org/sdr/2001FA0000370.md): Terminal · broken · Aug 29, 2001 · N711HY · Aviat A1B · Horizontal Stabilizer Structure
  > FORWARD HORIZONTAL STABILIZER STRUT UPPER TERMINAL WAS FOUND BROKEN ON PREFLIGHT. BREAK OCCURED ON.3125 (5/16) THREADED PORTION AT UPPER END OF THREADS.
- [SDR 2001FA0000058](https://openairdocs.org/sdr/2001FA0000058.md): Strut · failed · Mar 27, 2001 · N484C · Aviat A1B · Main Landing Gear Strut/Axle/Truck
  > LANDING GEAR STRUT FAILED AT WELD DUE TO COMPLETE LACK OF WELD PENETRATION. LANDING GEAR SEPARATED FROM AIRCRAFT AT LANDING. DUE TO WELD FAILURE.
- [SDR 20010510AP007](https://openairdocs.org/sdr/20010510AP007.md): Attach Fitting · sheared · Mar 27, 2001 · N484C · Aviat A1B · Main Landing Gear Strut/Axle/Truck
  > TACH 80.2 HOURS LEFT MAIN GEAR ATTACHMENT(FORWARD STRUT) SHEARED OFF AT FUSELAGE ATTACHMENT POINT DURING NORMAL LANDING OF AIRCRAFT. THE WELDED AREA THAT THE LH FORWARD STRUT ATTACHES TO THE FRAME LOOKS TO HAVE POSSIBLE INADEQUATE PENETRATION, POROUS AND CONSI
- [SDR 20000919SH024](https://openairdocs.org/sdr/20000919SH024.md): Gasket · missing · Aug 4, 2000 · N475MA · Aviat A1B · Reciprocating Engine Oil System
  > FILTER ADAPTER WAS MISSING PN MS28773-08 GASKET. AN6289-8D. NUT WAS NOT TORQUED. OIL FILTER ADAPTER WAS LEAKING. (X)
- [SDR 20000919SH023](https://openairdocs.org/sdr/20000919SH023.md): Gasket · missing · Aug 4, 2000 · N58TD · Aviat A1B · Reciprocating Engine Oil System
  > FILTER ADAPTER WAS MISSING PN MS28773-08 GASKET. (X)

## 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 = 'A1B'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/model/aviat-a-1b/reports

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