# Accident 19990617007159A: Tmpson NAVIONB, Klamath Falls, OR, June 17, 1999

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: June 17, 1999, 15:34 local time
- Place: Klamath Falls, OR
- Damage: Substantial damage
- Phase of flight: Forced/Precautionary Landing
- Operating rules: General operating rules (Part 91)
- Location: 42.3101° N, 122.0701° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=42.3101&lon=-122.0701&mi=10
- Aircraft: N870DR, registered now (https://openairdocs.org/aircraft/N870DR) (OpenAirDocs)
- Registry model: Ryan NAVION B (registry code 6150170, https://openairdocs.org/model/ryan-navion-b) (OpenAirDocs)
- Registry engine: Lycoming GO-435C&D series (registry code 41521, https://openairdocs.org/engine/lycoming-go-435c-d-series) (OpenAirDocs)
- Reported make and model: TMPSON NAVIONB
- People aboard: 4
- Fatal injuries: 0
- Pilot flight hours: 650 total
- NTSB investigation: [NTSB SEA99LA088](https://openairdocs.org/ntsb/SEA99LA088) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19990617007159A

## Narrative

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

ACFT OIL CAP CAME LOOSE ON TAKE-OFF, THE ACFT TEMPERATURE BEGAN RISING, THE PILOT STARTED TO RETURN TO THE ARPT AND MADE AN EMERGENCY LANDING ON THE SIDE OF THE RWY IN SOFT DIRT, AND THE ACFT SUSTAINED SUBSTANTIAL DAMAGE ON LANDING, OTHER CIRCUMSTANCES ARE UNKNOWN. (.19) ON JUNE 17, 1999, APPROXIMATELY 1534 PACIFIC DAYLIGHT TIME, A RYAN NAVION B, N870DR, WAS SUBSTANTIALLY DAMAGED IN AN OFF-RUNWAY LANDING AT KLAMATH FALLS, OREGON, AFTER THE PILOT NOTED OIL COMING FROM THE ENGINE AREA AFTER TAKEOFF AND TURNED BACK TO THE AIRPORT. THE PRIVATE PILOT-IN-COMMAND OF THE AIRCRAFT, WHO WAS ITS SOLE OCCUPANT, WAS NOT INJURED IN THE ACCIDENT. VISUAL METEOROLOGICAL CONDITIONS WERE REPORTED AT KLAMATH FALLS AT 1553, AND NO FLIGHT PLAN HAD BEEN FILED FOR THE 14 CFR 91 PERSONAL FLIGHT. THE LANDING FOLLOWING THE PILOT'S TURN BACK TO THE AIRPORT WAS IN SOFT DIRT ON THE SIDE OF THE RUNWAY. THE AIRCRAFT'S LANDING GEAR COLLAPSED DURING THE LANDING. THE PILOT REPORTED TO AN FAA INSPECTOR THAT HE HAD FORGOTTEN TO REPLACE THE OIL CAP AFTER ADDING OIL TO THE ENGINE. (-23)AFTER TAKEOFF AT KLAMATH FALLS AIRPORT, PILOT NOTICED OIL COMING FROM                                                                   ENGINE AREA UNDER COWLING. PILOT TURNED BACK TO AIRFIELD AND LANDING IN SOFT DIRT AT SIDE OF RUNWAY.  LANDING GEAR COLLAPSED.  SUBSTANTIAL DAMAGE, NO INJURIES.  PILOT FORGOT TO REPLACE OIL CAP AFTER ADDING OIL TO ENGINE.

## The NTSB's investigation of this event (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB SEA99LA088](https://openairdocs.org/ntsb/SEA99LA088), Jun 17, 1999: Ryan Navion B (N870DR), Klamath Falls, OR, substantial damage. Probable cause: The pilot's failure to reinstall the engine oil filler cap during preflight, resulting in engine oil loss and the necessity for an immediate landing.

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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