# Incident 20160406002469I: Grumman AA5, Covington, TN, April 6, 2016

- Type: FAA incident report (Accident/Incident Data System), as reported
- Date: April 6, 2016, 17:00 local time
- Place: Covington, TN
- Airport: Covington Municipal
- Damage: Substantial damage
- Phase of flight: Cruise/Level Flight
- Operating rules: General operating rules (Part 91)
- Location: 35.5834° N, 89.5872° W: Placed by OpenAirDocs at COVINGTON MUNI (M04), within about a mile (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=35.5834&lon=-89.5872&mi=10
- Aircraft: N80CH, registered now (https://openairdocs.org/aircraft/N80CH) (OpenAirDocs)
- Registry model: Grumman American Avn. AA-5B (registry code 3960105, https://openairdocs.org/model/grumman-american-avn-aa-5b) (OpenAirDocs)
- Registry engine: Lycoming O&VO-360 series (registry code 41514, https://openairdocs.org/engine/lycoming-o-vo-360-series) (OpenAirDocs)
- Reported make and model: GRUMMAN AA5
- Reported engine: LYCOMING O-360-A4K
- People aboard: 1
- Fatal injuries: 0
- Other injuries: 0
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20160406002469I

## Narrative

As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^.

4/6/2016: 1810 RECEIVED NOTIFICATION A GRUMMAN TIGER N80CH MADE AN EMERGENCY LANDING IN AN OPEN FIELD JUST EAST OF COVINGTON, TN.(M04) WHERE THE FLIGHT ORIGINATED FROM. ON ARRIVAL AT THE SCENE THE NOTED SCORCH MARKS ON THE ENGINE COWLING AND EXCESSIVE OIL ON THE BELLY OF THE AIRCRAFT.  APPROXIMATELY 20-25 MINUTES IN FLIGHT,  THE PILOT STARTED LOSING ENGINE POWER AND OIL PRESSURE. THE ENGINE  SEIZED IN FLIGHT FORCING THE PILOT TO DECLARE AN EMERGENCY LANDING. THE PILOT MENTIONED THE LAST MAINTENANCE PERFORMED ON HIS AIRCRAFT WAS A REPLACEMENT OF A VACUUM PUMP WHICH HE PERFORMED THE DAY BEFORE THIS INCIDENT.  THE ^PRIVACY DATA OMITTED^OPERATOR IS A CERTIFICATED MECHANIC.

4/8/2016: MET WITH ^PRIVACY DATA OMITTED^OPERATOR OF N80CH AT HIS HANGAR.  HE REMOVED THE VACUUM PUMP FOR INSPECTION.  UPON REMOVING THE VACUUM PUMP, NOTICED AN OIL LINE THAT WAS NOT CONNECTED FROM THE OIL PUMP TO THE FIRE WALL.  THIS LINE FEEDS OIL TO THE OIL PRESSURE INDICATOR.  THE LINE WAS REMOVED TO FACILITATE THE REMOVAL AND INSTALLATION OF VACUUM PUMP.  THE LINE WAS NOT PROPERLY REINSTALLED.  THE VIBRATION OF THE ENGINE DURING THE 20-25 MINUTE FLIGHT. CAUSING THE OIL TO BE DEPLETED.

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. For accidents, the NTSB's own investigation is the fuller record.

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