# Accident 20040722017889A: Scwzer G164A, Vale, OR, July 22, 2004

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: July 22, 2004, 19:20 local time
- Place: Vale, OR
- Damage: Substantial damage
- Phase of flight: Fcd/Prec Ldg From Cruise
- Operating rules: Agricultural (Part 137)
- Operator: TD7G
- Location: 43.8869° N, 117.0836° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=43.8869&lon=-117.0836&mi=10
- Aircraft: N7220, registered now (https://openairdocs.org/aircraft/N7220) (OpenAirDocs)
- Registry model: Grumman Acft ENG Cor-Schweizer G-164A (registry code 3952801, https://openairdocs.org/model/grumman-acft-eng-cor-schweizer-g-164a) (OpenAirDocs)
- Registry engine: Pratt & Whitney R-985 series (registry code 52008, https://openairdocs.org/engine/pratt-whitney-r-985-series) (OpenAirDocs)
- Reported make and model: SCWZER G164A
- Reported engine: PWA R985*
- Fatal injuries: 0
- Pilot flight hours: 26,700 total, 5,500 in this make and model, 90 in the last 90 days
- NTSB investigation: [NTSB SEA04LA139](https://openairdocs.org/ntsb/SEA04LA139) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20040722017889A

## Narrative

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

(-23) NUMBER FOUR CYLINDERS CAME APART DURING SPRAYING OPERATIONS. AIRCRAFT LOST POWER. PILOT LANDED IN A SOFT FIELD AND THE AIRCRAFT FLIPPED OVER ONTO ITS BACK.

## 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 SEA04LA139](https://openairdocs.org/ntsb/SEA04LA139), Jul 23, 2004: Grumman G-164A (N7220), Nyssa, OR, substantial damage. Probable cause: The failure (fracture) of the number four cylinder head during an aerial application run. Factors include the soft crop-covered terrain.

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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