# NTSB CHI85LA144: Champion 7EC, N7401B, Lake Elmo, MN, March 18, 1985

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: March 18, 1985, 15:45 local (21:45 UTC)
- Place: Lake Elmo, MN
- Coordinates: 44.989833, -92.900138 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=44.9898&lon=-92.9001&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 13030
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI85LA144
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/13030/pdf
- Page: https://openairdocs.org/ntsb/CHI85LA144

## Sequence of events

In NTSB's coding before 2008 (https://www.ntsb.gov/GILS/Documents/codman.pdf).

- Loss of engine power(total) - mech failure/malf, takeoff - initial climb
  - fuel system - blocked(total) (cause)
- Forced landing, landing - flare/touchdown
- Main gear collapsed, landing - flare/touchdown
  - landing gear,main gear - overload (cause)
  - level off - improper, pilot in command (cause)

## Analysis

ON TAKEOFF, AT ABOUT 150 FT AGL, ALL POWER WAS LOST AND THE PILOT EXECUTED A FORCED LANDING ON THE AIRPORT. POST-ACCIDENT INSPECTION REVEALED CONTAMINATION IN THE FUEL MANIFOLD VALVE.

## Aircraft

- Registration: [N7401B](https://openairdocs.org/aircraft/N7401B), registered now, S/N 7EC-431, built 1956 (OpenAirDocs)
- Reported make and model: CHAMPION 7EC
- Registry model: [Champion 7EC](https://openairdocs.org/model/champion-7ec) (registry code 21101NM) (OpenAirDocs)
- Registry engine: [Continental C90 series](https://openairdocs.org/engine/continental-c90-series) (registry code 17009, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 7EC-431
- Engines: CONTINENTAL C-90-12F 90 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Registered owner: Paul Anderson
- Airworthiness certificate: Standard, Normal
- Last inspection: Annual, July 7, 1985, 85 hours before
- Departed: 21D
- Airport: 21D, Lake Elmo, runway 21, 2,500 × 75 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 47; private; airplane ratings: single-engine sea, single-engine land; instrument ratings: airplane; medical: class 3, valid medical--w/ waivers/lim; seat: front; flight hours: 707 total, 155 in this make and model, 670 as pilot in command, 51 in the last 90 days, 1 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 210° at 15 knots
- Visibility: 25 statute miles
- Lowest ceiling: none
- Temperature: 50 °F

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 19850318008199A](https://openairdocs.org/incident/19850318008199A), Mar 18, 1985: Bbavia 7EC, Lake Elmo, MN, Substantial damage. Lost all power after takeoff. Main gear torn off during landing. Fuel manifold valve plugged with paper substance.

## Other investigations on N7401B (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 MKC67D0093](https://openairdocs.org/ntsb/MKC67D0093-115573), Jul 15, 1967: Champion 7EC (N7401B), Grand Rapids, MN, substantial damage

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.

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