# Service difficulty reports: Maule MX-7-180

A list on [Maule MX-7-180](https://openairdocs.org/model/maule-mx-7-180.md).

Newest first. General aviation reporting is voluntary.

- [SDR 2006FA0000415](https://openairdocs.org/sdr/2006FA0000415.md): Cable · frayed · Apr 25, 2006 · N45829 · Maule MX7180 · Rudder Tab Control System
  > FOUND RIGHT AND LEFT RUDDER TRIM CABLE BADLY FRAYED AS THE CABLE EXISTED THE RUDDER SKIN.
- [SDR AUS20030107](https://openairdocs.org/sdr/AUS20030107.md): Brushes · worn · Jan 31, 2003 · Maule MX7180 · Engine Starter
  > (AUS) STARTER MOTOR BRUSHES WORN UNEVENLY. THE STARTER MOTOR WASREMOVED DUE TO CONTAMINATION WITH ENGINE OIL FROM A LEAKING CRANKSHAFT SEAL. THE UNIT WAS REMOVED AND DISASSEMBLED AND THEFOLLOWING DEFECTS WERE NOTED: BRUSHES FITTED WERE AUTOMOTIVE PARTS AND MUC
- [SDR AUS20030105](https://openairdocs.org/sdr/AUS20030105.md): Bolt · wrong part · Jan 31, 2003 · Maule MX7180 · Fasteners
  > (AUS) THE MAJORITY OF THE BOLTS USED IN THE AIRCRAFT ARE AN TYPE BOLTS WITH A DRILLED SHANK COMBINED WITH A SELF LOCKING NUT. UNAPPROVED PART. PERSONNEL/MAINTENANCE ERROR.
- [SDR AUS20030104](https://openairdocs.org/sdr/AUS20030104.md): Fabric · faulty · Jan 31, 2003 · Maule MX7180 · Fuselage Main, Plate/Skin
  > (AUS) FUSELAGE AND EMPENNAGE FABRIC COVERING FAULTY. THE 76.2MM (3IN) LINEAR STRAIGHT AND PINKED TAPES COULD BE REMOVED BY LIGHTLYHOLDING THE TAPE BETWEEN THUMB AND FOREFINGER AND WALKING AWAYFROM THE AIRCRAFT REMOVING THE COMPLETE FUSELAGE LENGTH. TAPESFROM T
- [SDR AUS20030103](https://openairdocs.org/sdr/AUS20030103.md): Control Quadrant · out of adjust · Jan 31, 2003 · Maule MX7180 · Elevator Control System
  > (AUS) ELEVATOR AND RUDDER CONTROLS OUT OF LIMIT. RUDDER SYSTEM - LT 27 DEGREES, RT 21 DEGREES (LIMITS 21DEGREES + 1 DEGREE). ELEVATOR SYSTEM - UP 28 DEGREES, DOWN 18 DEGREES (LIMITS UP 30 DEGREES + 1 DEGREE AND DOWN 20 DEGREES + 1 DEGREE).
- [SDR AUS20030102](https://openairdocs.org/sdr/AUS20030102.md): Brushes · worn · Jan 31, 2003 · Maule MX7180 · DC Generator-Alternator
  > (AUS) ALTERNATOR CONTAMINATED WITH ENGINE OIL FROM A DETERIORATED CRANKSHAFT SEAL. THE UNIT WAS DISASSEMBLED AND THE FOLLOWING DEFECTS NOTED: THROUGH BOLTS WERE NOT LOCKWIRED, THROUGH BOLT THREAD STRIPPED. DRIVE END BEARING NOISY. BRUSHES WORN TO LIMITS. INTE
- [SDR AUS20030101](https://openairdocs.org/sdr/AUS20030101.md): Seal · deteriorated · Jan 31, 2003 · Maule MX7180 · Reciprocating Engine Power Section
  > (AUS) CRANKSHAFT SEAL DETERIORATED AND LEAKING. CONTAMINATION OF STARTER AND ALTERNATOR.
- [SDR AUS20030100](https://openairdocs.org/sdr/AUS20030100.md): Bolt · bent · Jan 31, 2003 · Maule MX7180 · Nose/Tail Landing Gear Attach Section
  > (AUS) TAIL WHEEL FORWARD SPRING ATTACHMENT BOLT BENT.
- [SDR AUS20030099](https://openairdocs.org/sdr/AUS20030099.md): Connector · damaged · Jan 31, 2003 · Maule MX7180 · Main Landing Gear Attach Section
  > (AUS) MAIN LANDING GEAR OLEO CONNECTOR DISTORTED. OLEO CONNECTORRETAINS THE UNDERCARRIAGE SPRING AND SECURES THE OLEO ASSEMBLY TO THE FUSELAGE. FOLLOWING DISASSEMBLY, THE OLEOS WERE FOUND TO BE LOW ON OIL. THE AN6-21 BOLTS USED TO SECURE THE STRUT TO THE FUSEL
- [SDR AUS20030098](https://openairdocs.org/sdr/AUS20030098.md): Control Cable · worn · Jan 31, 2003 · Maule MX7180 · Aileron Control System
  > (AUS) AILERON CABLES WORN AT FUSELAGE FAIRLEADS.
- [SDR AUS20030096](https://openairdocs.org/sdr/AUS20030096.md): Indicator · inaccurate · Jan 31, 2003 · Maule MX7180 · Fuel Indicating System
  > (AUS) FUEL INDICATING SYSTEM OUT OF CALIBRATION.
- [SDR AUS20030095](https://openairdocs.org/sdr/AUS20030095.md): Selector · restricted · Jan 31, 2003 · Maule MX7180 · Fuel Selector/Shut-Off Valve
  > (AUS) FUEL SELECTOR RESTRICTED. THE AIRCRAFT DID NOT COMPLY WITH THETCDS IN THAT THE FUEL SELECTOR PLACARD DID NOT CONTAIN A "BOTH" POSITION. FURTHER INVESTIGATION REVEALED THAT TWO STOPS FABRICATED USING TWO MS27039-1-12 SCREWS, TEN AN960-10 WASHERS, TWO AN9
- [SDR AUS20030094](https://openairdocs.org/sdr/AUS20030094.md): Transmitter · shorted · Jan 31, 2003 · Maule MX7180 · Fuel Quantity Sensor
  > (AUS) LT AUXILIARY, RT AUXILIARY AND RT MAIN FUEL TRANSMITTERS FAILED. LT MAIN FUEL TRANSMITTER ERRATIC. THE TRANSMITTER EARTH RETURN BRASS PLATES LOCATED ADJACENT TO THE FLOAT SHAFT HAD WORN THROUGH THE LOCATING PEGS RESULTING IN AN OPEN CIRCUIT.
- [SDR AUS20030093](https://openairdocs.org/sdr/AUS20030093.md): Lift Strut · out of adjust · Jan 31, 2003 · Maule MX7180 · Wing Miscellaneous Structure
  > (AUS) WING LIFT STRUTS (4OFF) PNO 2200E AND PNO 2201E OUT OF ADJUSTMENT RESULTING IN THE MAINPLANES NOT BEING SYMMETRICAL WITH THE FUSELAGE. LIFT STRUTS HAD BEEN FITTED ON 10 MAY 1996 IAW AD/ML-M7/2.
- [SDR 20000626SH010](https://openairdocs.org/sdr/20000626SH010.md): Gasket · loose · May 23, 2000 · N5661P · Maule MX7180 · Engine Air Intake System
  > THE DIAMETER OF HEAT BOX THROAT IS LARGER THAN SEALING SURFACE OF CARBURETOR GASKET ALLOWING CARBURETOR BASKET TO REMAIN LOOSE. COULD BE SUCKED INTO CARBURETOR. NOTED DURING ENGINE CHANGE. (X)
- [SDR 98ZZZX3081](https://openairdocs.org/sdr/98ZZZX3081.md): Muffler · separated · Jul 22, 1998 · N3104M · Maule MX7180 · Engine Noise Suppressor
  > THE RIGHT HAND MUFFLER OUTLET AND PERFORATED INTERNAL BAFFLE IS FOUND COMPLETELY SEPARATED FROM THE MUFFLER AFT END PLATE. MUFFLER WAS MOUNTED ON AIRCRAFT WITH VERY LOW TT, 203.9 HRS, AND EVIDENCE INDICATES FAILURE HAD OCCURRED MANY HOURS PREVIOUSLY. INSTALL
- [SDR AU980595](https://openairdocs.org/sdr/AU980595.md): Thermo Valve · nut loose · May 25, 1998 · Maule MX7180 · Engine Oil Temperature Regulator
  > (AUS) THERMOSTATIC OIL COOLER BYPASS VALVE (VERNATHERM) SHAFT NUT LOOSE. FOUND DURING INSPECTION IAW AD/LYC/78 AMDT5. PART TC: 770.
- [SDR 97ZZZX2100](https://openairdocs.org/sdr/97ZZZX2100.md): Valve · screws sheared · Apr 29, 1997 · N3110Y · Maule MX7180 · Engine Air Intake System
  > DURING AN ANNUAL INSPECTION, THE CARBURETOR HEAT DIVERTER VALVE WAS FOUND SHEARED FROM THE CONTROL SHAFT. TWO 8-32 SCREWS WITH SELF-LOCKING NUTS SECURE THE VALVE TO THE CONTROL SHAFT IN THE CARB AIR INTAKE BOX.
- [SDR 96ZZZX2180](https://openairdocs.org/sdr/96ZZZX2180.md): Heat Valve · deteriorated · Apr 8, 1996 · N5666N · Maule MX7180 · Engine Air Intake System
  > DURING HEAT VALVE INSPECTION PER MAULE SB 16 (2-20-96) REFERENCE SL NR 56 (2-27-96) FOUND ON VISUAL INSPECTION, NO DEFECTS, BUT WHEN SLIGHT PULL PRESSURE APPLIED, THE RED SILICONE RUBBER SEPARATED.
- [SDR 96ZZZX39](https://openairdocs.org/sdr/96ZZZX39.md): Air Box · failed · Nov 18, 1995 · N758AZ · Maule MX7180 · Engine Air Intake System
  > SMALL PART OF AIR BOX BROKE LOOSE FROM BOX, LODGING IN CARBURETOR THROAT CAUSING ENGINE TO QUIT ON TAKEOFF. SUCCESSFUL LANDING WAS MADE BACK ON RUNWAY. AIR BOX MADE OF ALUMINUM. A NEW AIR BOX FROM MAULE AIR WAS INSTALLED.

## 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 = 'MX7180'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/model/maule-mx-7-180/reports

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