# Service difficulty reports: Und Aerospace

A list on [Und Aerospace](https://openairdocs.org/faa-repair-station/OG5R092N/und-aerospace.md).

Reports filed under designator OG5R by a repair station, newest first.

Page 1 of 3 · 117 reports

- [SDR 2020FA0000365](https://openairdocs.org/sdr/2020FA0000365.md): Seal · debonded · Aug 7, 2020 · N739ND · Piper PA28181 · Reciprocating Engine Power Section
  > DURING PHASE INSPECTION FOUND THE FORWARD CRANKSHAFT SEAL LOOSE AND LEAKING. UPON REMOVAL FOUND THE ADHESIVE USED BY THE MANUFACTURER HAD FAILED TO ADHERE TO THE ENGINE CRANKCASE ALLOWING THE SEAL TO ROTATE WITH THE CRANKSHAFT. THIS HAS BECOME A COMMON PROBLEM
- [SDR OG5R2016FA0000315](https://openairdocs.org/sdr/OG5R2016FA0000315.md): Washer · broken · Jun 29, 2016 · N654ND · Cessna 172S · Engine Fuel Pump
  > ENGINE DRIVEN FUEL PUMP PLUNGER RETAINING METAL WASHER AND PLASTIC WASHER BROKE OFF AND WAS FOUND IN THE OIL SCREEN AND OIL SUMP. BOTH PIECES WERE FOUND CRACKED IN HALF.
- [SDR OG5R2016FA0000314](https://openairdocs.org/sdr/OG5R2016FA0000314.md): Washer · broken · Jun 29, 2016 · N654ND · Cessna 172S · Engine Fuel Pump
  > ENGINE DRIVEN FUEL PUMP PLUNGER RETAINING METAL WASHER AND PLASTIC WASHER BROKE OFF AND WAS FOUND IN THE OIL SCREEN AND OIL SUMP. BOTH PIECES WERE FOUND CRACKED IN HALF.
- [SDR OG5S2016FA0000139](https://openairdocs.org/sdr/OG5S2016FA0000139.md): Muffler · cracked · Mar 22, 2016 · N546ND · Cessna 172S · Engine Noise Suppressor
  > MUFFLER CRACKED INTERNALLY ALLOWING EXHAUST GASES TO ENTER HEATING SHROUD, THEREBY ALLOWING FUMES INTO CABIN.
- [SDR OG5R2016FA0000046](https://openairdocs.org/sdr/OG5R2016FA0000046.md): Muffler · cracked · Feb 2, 2016 · N521ND · Cessna 172S · Engine Noise Suppressor
  > CRACKED MUFFLER ALLOWING EXHAUST FUMES TO ENTER THE CABIN.
- [SDR OG5S2015FA0000356](https://openairdocs.org/sdr/OG5S2015FA0000356.md): Pump · leaking · Jul 29, 2015 · N571ND · Cessna 172S · Engine Fuel Pump
  > ON POST FLIGHT, PILOT REPORTED FUEL DRIPPING FROM BOTTOM OF COWL. UPON FURTHER INSPECTION BY MAINTENANCE, IT WAS DETERMINED THAT THE ENGINE DRIVEN FUEL PUMP WAS THE SOURCE OF THE LEAK. PUMP WAS REPLACED, OPS AND LEAK CHECK WAS GOOD.
- [SDR OG5R2015040600123](https://openairdocs.org/sdr/OG5R2015040600123.md): Muffler · cracked · Apr 6, 2015 · N515ND · Cessna 172S · Engine Noise Suppressor
  > SPOT WELDS ON MUFFLER SEPARATED RELEASING EXHAUST INTO HEAT EXCHANGER.
- [SDR 2015FA0000061](https://openairdocs.org/sdr/2015FA0000061.md): Strut · leaking · Feb 13, 2015 · N586ND · Piper PA44180 · Main Landing Gear Strut/Axle/Truck
  > DURING PHASE INSPECTION MECHANIC NOTED BOTH MLG STRUTS LEAKING FLUID. UPON DISASSEMBLY TO REPACK STRUTS MECHANIC FOUND APPROXIMATELY.5 CUP OF ALUMINUM SHAVINGS IN INNER STRUT. FURTHER INSPECTION FOUND OUTER STRUT INNER BORE GROOVED AND GOUGED IN THE AREA OF
- [SDR OG5S2015FA0000041](https://openairdocs.org/sdr/OG5S2015FA0000041.md): Distributor Gear · detached · Jan 26, 2015 · N586ND · Piper PA44180 · Magneto/Distributor
  > AT RUN-UP, FOUND EXCESSIVE MAGNETO DROP ON LT ENGINE, RT MAGNETO. REMOVED MAGNETO AND FOUND DISTRIBUTOR FINGER LOOSE ON DISTRIBUTOR GEAR. THIS IS A COMMON FAILURE. REPLACED MAGNETO WITH SERVICEABLE MAGNETO.
- [SDR OG5R2014FA0000694](https://openairdocs.org/sdr/OG5R2014FA0000694.md): Bushing · worn · Dec 10, 2014 · N579ND · Cessna 172S · Control Column Section
  > PILOT REPORTED CONTROL YOKES WERE GRINDING, DURING VISUAL INSPECTION FOUND SUPPORT GUIDE, FOR CONTROL YOKE BUSHING, BOTH TO BE WORN WITH SUPPORT GUIDE TO BE PENETRATING MATERIAL MORE THAN 75 PERCENT.
- [SDR OG5S2014FA0000691](https://openairdocs.org/sdr/OG5S2014FA0000691.md): Longeron · cracked · Dec 8, 2014 · N316CA · Bbavia 8KCAB · Fuselage Main, Longeron/Stringer
  > DURING ANNUAL INSPECTION, A LONGERON WAS FOUND CRACKED AT THE AFT MLG ATTACHMENT HOLE ON BOTH SIDES.
- [SDR OG5S2015FA0000042](https://openairdocs.org/sdr/OG5S2015FA0000042.md): Distributor Gear · detached · Dec 1, 2014 · N586ND · Piper PA44180 · Magneto/Distributor
  > RIGHT MAGNETO, RT ENGINE OPERATED INTERMITTENTLY. REMOVED AND DISASSEMBLED. FOUND DISTRIBUTOR FINGER LOOSE ON DISTRIBUTOR GEAR. THIS IS A COMMON PROBLEM. INSTALLED SERVICEABLE MAGNETO.
- [SDR OG5S2014110400651](https://openairdocs.org/sdr/OG5S2014110400651.md): Actuator · failed · Nov 4, 2014 · N547ND · Cessna 172S · Elevator Control System
  > DURING INSPECTION, DISCOVERED TRIM ACTUATOR WOULD JAM IN BOTH UP AND DOWN TRAVEL. TOTAL ACTUATOR TRAVEL WAS ABOUT.5 OF SPECIFIED TRAVEL. REPLACED TRIM ACTUATOR.
- [SDR OG5R2014110400650](https://openairdocs.org/sdr/OG5R2014110400650.md): Injector · malfunctioned · Nov 4, 2014 · N566ND · Cessna 172S · Ignition Harness (Distribution)
  > ON RUN UP, FOUND THAT THE THROTTLE CONTROL WOULD STICK AT LOW RPM. WHEN ENOUGH FORCE WAS APPLIED TO MOVE PAST THE STICKING POINT THE RPM WOULD JUMP 200-400 RPM. AFTER DISCONNECTING THE THROTTLE CONTROL WE FOUND THE CONTROL WAS SMOOTH. THIS MADE IT DIFFICULT
- [SDR OG5R2015FA0000043](https://openairdocs.org/sdr/OG5R2015FA0000043.md): Distributor Gear · detached · Oct 14, 2014 · N581ND · Piper PA44180 · Magneto/Distributor
  > AIRCRAFT HAD BAD MAGNETO DROP RIGHT ENGINE RIGHT MAGNETO. REMOVED AND DISASSEMBLED MAGNETO. FOUND DISTRIBUTOR FINGER SEPERATED FROM DISTRIBUTOR GEAR. THIS IS A COMMON PROBLEM. INSTALLED SERVICEABLE MAGNETO.
- [SDR OG5R2014100900593](https://openairdocs.org/sdr/OG5R2014100900593.md): Pump · failed · Oct 9, 2014 · N567ND · Cessna 172S · Engine Fuel Pump
  > DURING PHASE INSPECTION, DISCOVERED FOUR PIECES OF STEEL IN OIL SUCTION SCREEN. PIECES DETERMINED TO BE SWAGED WASHER FROM TOP OF ENGINE DRIVEN FUEL PUMP PISTON ROD. NO ABNORMAL OPERATION NOTED BY PILOTS. REPLACED FUEL PUMP.
- [SDR 2013FA0000255](https://openairdocs.org/sdr/2013FA0000255.md): Line · cracked · Apr 29, 2013 · N590ND · Piper PA44180 · Engine Fuel Distribution
  > PILOT REPORTED HIGH EGT AND ROUGH RUNNING ENGINE DURING LAST 30 MINUTES OF FLIGHT. DURING POST FLIGHT, FUEL WAS NOTED ON RT ENGINE AND WRITTEN UP. DURING INSPECTION, A FUEL SUPPLY HARD LINE WAS FOUND CRACKED UNDER THE B-NUT AT THE FLAIR. THIS LINE HAD BEEN R
- [SDR 2012FA0000679](https://openairdocs.org/sdr/2012FA0000679.md): Bracket · broken · Oct 9, 2012 · N6111V · Beech C90A · Trailing Edge Flaps
  > DURING PHASE INSPECTION, THE RT OTBD, INBD FLAP TRACK BRACKET, BROKEN AT UPPER AFT END OF AFT TRACK. FLAP ATTACH POINTS WERE UNDAMAGED. BRACKET REPLACED AND ACFT RETURNED TO SERVICE.
- [SDR 2012FA0000583](https://openairdocs.org/sdr/2012FA0000583.md): Cap · migrated · Aug 20, 2012 · N573ND · Cessna 172S · Nose/Tail Landing Gear Strut/Axle
  > DURING SCHEDULED INSPECTION INNER NOSE STRUT TUBE UPPER CAP RIVETS WERE FOUND TO BE MIGRATING. INNER STRUT TUBE REPLACED WITH OLD STYLE TUBE.
- [SDR 2012FA0000561](https://openairdocs.org/sdr/2012FA0000561.md): Strut · damaged · Aug 10, 2012 · N524ND · Cessna 172S · Nose/Tail Landing Gear Strut/Axle
  > DURING SCHEDULED INSPECTION, INNER NOSE STRUT TUBE UPPER CAP RIVETS WERE FOUND TO BE MIGRATING.
- [SDR 2012FA0000351](https://openairdocs.org/sdr/2012FA0000351.md): Strut · damaged · Jun 5, 2012 · N552ND · Cessna 172S · Nose/Tail Landing Gear Strut/Axle
  > DURING SCHEDULED INSPECTION, INNER NOSE STRUT TUBE UPPER CAP RIVETS WERE FOUND TO BE MIGRATING.
- [SDR 2012FA0000350](https://openairdocs.org/sdr/2012FA0000350.md): Manifold · obstructed · Jun 5, 2012 · N521ND · Cessna 172S · Engine Fuel Distribution
  > ENGINE ROUGHNESS REPORTED BY CREW. PROBLEM CONFIRMED BY MX AND TROUBLESHOT TO FUEL DISTRIBUTION MANIFOLD NOT DISTIBUTING FUEL EQUALLY TO ALL CYLINDERS. MANIFOLD AND ENGINE ONLY HAD 7.6 HRS TSMOH BY MFG. MANIFOLD WAS REPLACED AND ENGINE RAN SMOOTHLY.
- [SDR 2012FA0000287](https://openairdocs.org/sdr/2012FA0000287.md): Tire · deflated · May 7, 2012 · N549ND · Cessna 172S · Tire
  > NOSE TIRE DEFLATED ON LANDING.
- [SDR 2012FA0000286](https://openairdocs.org/sdr/2012FA0000286.md): Tire · deflated · May 7, 2012 · N582ND · Piper PA44180 · Tire
  > NOSE TIRE DEFLATED ON LANDING.
- [SDR 2012FA0000282](https://openairdocs.org/sdr/2012FA0000282.md): Oil Cap · loose · May 7, 2012 · N586ND · Piper PA44180 · Propeller Controlling System
  > AFTER LEVELING OFF AT 5,500 MSL THE CREW BEGAN LEANING MIXTURES AND THE RT ENGINE RPM BEGAN TO DROP AT A STEADY RATE. NO ENGINE ANNUNCIATORS APPEARED AND ALL ENGINE INSTRUMENTS READ NORMAL AFTER 15 SECONDS THE RT PROP WENT FULL FEATHER AND THE ENGINE WAS SHUTD
- [SDR 2011FA0000645](https://openairdocs.org/sdr/2011FA0000645.md): Pin · sheared · Sep 29, 2011 · N552ND · Cessna 172S · Nose/Tail Landing Gear Strut/Axle
  > NLG STRUT PINS SHEARED.
- [SDR 2011FA0000644](https://openairdocs.org/sdr/2011FA0000644.md): Pin · sheared · Sep 29, 2011 · N519ND · Cessna 172S · Nose/Tail Landing Gear
  > NLG STRUT HAS PINS SHEARED INTERNALLY.
- [SDR 2011FA0000643](https://openairdocs.org/sdr/2011FA0000643.md): Tube · damaged · Sep 29, 2011 · N528ND · Cessna 172S · Nose/Tail Landing Gear Strut/Axle
  > NLG INNER TUBE SEPARATED.
- [SDR 2011FA0000641](https://openairdocs.org/sdr/2011FA0000641.md): Pin · sheared · Sep 29, 2011 · N519ND · Cessna 172S · Nose/Tail Landing Gear Strut/Axle
  > NLG PINS SHEARED ON INNER STRUT TUBE.
- [SDR 2011FA0000642](https://openairdocs.org/sdr/2011FA0000642.md): Tube · damaged · Sep 28, 2011 · N524ND · Cessna 172S · Nose/Tail Landing Gear Strut/Axle
  > NLG STRUT TUBE HAS PIN HOLES ELONGATED.
- [SDR 2011FA0000649](https://openairdocs.org/sdr/2011FA0000649.md): Pin · broken · Sep 27, 2011 · N574ND · Cessna 172S · Nose/Tail Landing Gear Strut/Axle
  > NLG STRUT TUBE HAS A BROKEN PIN.
- [SDR 2011FA0000647](https://openairdocs.org/sdr/2011FA0000647.md): Pin · missing · Sep 27, 2011 · N564ND · Cessna 172S · Nose/Tail Landing Gear Strut/Axle
  > PINS MISSING.
- [SDR 2011FA0000639](https://openairdocs.org/sdr/2011FA0000639.md): Tube · separated · Sep 21, 2011 · N507ND · Cessna 172S · Nose/Tail Landing Gear Strut/Axle
  > NLG INNER STRUT TUBE PIN MIGRATING LOOSE.
- [SDR 2011FA0000648](https://openairdocs.org/sdr/2011FA0000648.md): Tube · separated · Sep 15, 2011 · N568ND · Cessna 172S · Nose/Tail Landing Gear Strut/Axle
  > INNER TUBE SEPARATED.
- [SDR 2011FA0000646](https://openairdocs.org/sdr/2011FA0000646.md): Tube · separated · Sep 14, 2011 · N563ND · Cessna 172S · Nose/Tail Landing Gear Strut/Axle
  > NLG STRUT INNER TUBE SEPARATING.
- [SDR OG5R20110719001](https://openairdocs.org/sdr/OG5R20110719001.md): Tire · deflated · Jul 12, 2011 · N384ND · Piper PA28R201 · Tire
  > FLAT TIRE DURING LANDING ROLL OUT; WHILE TAXIING TO PARK THE ACFT.
- [SDR OG5R20110714001](https://openairdocs.org/sdr/OG5R20110714001.md): Tire · deflated · Jun 17, 2011 · N536ND · Cessna 172S · Tire
  > LT MAIN TIRE WENT FLAT ON TAXI. RECURRING PROBLEM.
- [SDR 2011FA0000388](https://openairdocs.org/sdr/2011FA0000388.md): Tube · flat · Jun 17, 2011 · N536ND · Cessna 172S · Tire Tube
  > WHILE TAXIING, ACFT EXPERIENCES A FLAT TIRE ON THE LT MAIN GEAR AT THE END OF THE TAXIWAY. MX WAS NOTIFIED AND THE TIRE WAS REPLACED. HAVE BEEN EXPERIENCING SEVERAL OF THESE PROBLEMS AND WE HAVE BEEN INSTRUCTED BY OUR SAFETY DEPARTMENT TO SUBMIT SDR FORMS.
- [SDR OG5R20110610001](https://openairdocs.org/sdr/OG5R20110610001.md): Tire · deflated · Jun 10, 2011 · N546ND · Cessna 172S · Tire
  > NOSE LANDING GEAR TIRE FLAT ON TAXI.
- [SDR OG5R20110714002](https://openairdocs.org/sdr/OG5R20110714002.md): Tire · deflated · Jun 9, 2011 · N278ND · Piper PA28R201 · Tire
  > LT MAIN TIRE WENT FLAT ON TAXI.
- [SDR OG5R20110714003](https://openairdocs.org/sdr/OG5R20110714003.md): Tire · deflated · Jun 4, 2011 · N595ND · Piper PA44180 · Tire
  > DURING TAXI, NOSE TIRE WENT FLAT.
- [SDR OG5R20110601001](https://openairdocs.org/sdr/OG5R20110601001.md): Tire · deflated · Jun 1, 2011 · N550ND · Cessna 172S · Tire
  > FLAT NOSE WHEEL DURING TAXI.
- [SDR 2000ZZZX371](https://openairdocs.org/sdr/2000ZZZX371.md): Baffle · loose · Jan 13, 2000 · N68ND · Bbavia 8KCAB · Fuel Storage
  > AIRCRAFT WAS WRITTEN UP FOR HAVING A ROLL TENDENCY. INVESTIGATION BY MAINTENANCE FOUND INTERNAL BAFFLING ON LEFT FUEL TANK HAD COME LOOSE CAUSING TANK HAD COME LOOSE CAUSING TANK TO BUDGE INCREASING THE CAMBER ON THAT WING. FURTHER INSPECTION OF RT TANK FOUN
- [SDR 99ZZZX1383](https://openairdocs.org/sdr/99ZZZX1383.md): Bolt · sheared · Feb 22, 1999 · N233ND · Diamon DA20C1 · Propeller Blade Section
  > PILOT REPORTED SEVERE VIBRATION ON CLIMB-OUT. UPON INITIAL INSPECTION, FOUND SPINNER CRACKED. UPON REMOVAL OF SPINNER, FOUND 5 OUT OF THE 6 PROP BOLTS SHEARED. AIRCRAFT MANUFACTURER NOTIFIED.
- [SDR 99ZZZX1051](https://openairdocs.org/sdr/99ZZZX1051.md): Connector · misinstalled · Feb 2, 1999 · N856ND · Piper PA44180 · Vacuum System
  > AIRCRAFT BROUGHT IN FOR VACUUM PUMP FAILURE. BEFORE REPLACEMENT OF PUMP DURING RUN-UP AND OPS CHECK, THE OIL AREA ANNUNCIATOR WAS INDICATING THE VACUUM SYSTEM AND THE VACUUM ANNUNCIATOR WERE INDICATING THE OIL SYSTEM. TROUBLESHOOTING DISCOVERED THE WIRES IN
- [SDR 99ZZZX933](https://openairdocs.org/sdr/99ZZZX933.md): Fuel Pump · failed · Jan 30, 1999 · N175ND · Piper PA28R201 · Engine Fuel Pump
  > ENGINE STOPPED. IN-FLIGHT INSPECTION FOUND ENGINE DRIVEN FUEL PUMP ACTUATING ARM HAD BROKEN AT PIVOT POINT. BROKEN PIECE WAS RETRIEVED FROM SUMP. NO OTHER CONTAMINATION FOUND. PUMP WAS REPLACED AND AIRCRAFT RETURNED TO SERVICE. PUMP HAD BEEN IN PARTS ROOM
- [SDR 99ZZZX284](https://openairdocs.org/sdr/99ZZZX284.md): Bracket · broken · Dec 16, 1998 · N237ND · Diamon DA20C1 · Engine Oil Storage (Airframe Furnished)
  > OIL FILLER TUBE SUPPORT BRACKET FOUND BROKEN AT 90 DEGREE BEND DURING ACCEPTANCE INSPECTION. SUBMITTER STATED THIS IS THE SECOND ONE FOUND BROKEN DURING AN ACCEPTANCE INSPECTION OF SIMILAR AIRCRAFT. PART REPLACED AND AIRCRAFT RETURNED TO SERVICE.
- [SDR 99ZZZX311](https://openairdocs.org/sdr/99ZZZX311.md): Bracket · broken · Dec 15, 1998 · N236ND · Diamon DA20C1 · DC Generator-Alternator
  > DURING ACCEPTANCE INSPECTION, ALTERNATOR BRACKET, P/N 22-2411-10-00, WAS FOUND BROKEN OFF AT THE TOP ALTERNATOR MOUNTING HOLE UNDERNEATH WELD. LACK OF PENETRATION DURING WELDING MAY HAVE BEEN THE CAUSE. PART REPLACED WITH NEW PART. AIRCRAFT RETURNED TO SERV
- [SDR 99ZZZX285](https://openairdocs.org/sdr/99ZZZX285.md): Bracket · broken · Dec 15, 1998 · N236ND · Diamon DA20C1 · Engine Oil Storage (Airframe Furnished)
  > DURING ACCEPTANCE INSPECTION OF AIRCRAFT, FOUND OIL FILLER TUBE SUPPORT BRACKET BROKEN AT 90 DEGREE BEND. SUBMITTER STATED LEFT UNCORRECTED, THIS COULD ALLOW FILLER TUBE TO BECOME DISLODGED FROM OIL TANK. CONTINENTAL WAS NOTIFIED. PART REPLACED AND AIRCRAFT
- [SDR 99ZZZX278](https://openairdocs.org/sdr/99ZZZX278.md): Fuel Injector · malfunctioned · Dec 15, 1998 · N803ND · Piper PA28R201 · Fuel Injector Nozzle
  > ENGINE RAN EXTREMELY RICH IN-FLIGHT. QUIT ON FLAIR/ROLL-OUT, COULD NOT RESTART. MAINTENANCE WAS ABLE TO RESTART, BUT ALSO FOUND MIXTURE EXTREMELY RICH AND WAS UNABLE TO ADJUST TO SPECS. SUSPECT INTERNAL LEAKAGE. NO EXTERNAL EVIDENCE. INJECTOR WAS REPLACED

Next page: https://openairdocs.org/faa-repair-station/OG5R092N/und-aerospace/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 submitter_designator = 'OG5R' AND submitter_type_code = 'B'
ORDER BY difficulty_date DESC, sdr_id DESC
```

This list as a web page: https://openairdocs.org/faa-repair-station/OG5R092N/und-aerospace/reports

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