# NTSB CHI80FEM36: Grum-Amer AA-1, N5621L, Midland, MI, July 17, 1980

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Closed
- Date: July 17, 1980
- Place: Midland, MI · MIDLAND, MI
- Location: 43.6156° N, 84.2472° W: Placed by OpenAirDocs: center of Midland, MI, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=43.6156&lon=-84.2472&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 2 serious
- Status: Completed, report September 25, 1980
- Report: Brief approved by the director
- NTSB case key (mKey): 130035
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI80FEM36
- Page: https://openairdocs.org/ntsb/CHI80FEM36

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1771  80/7/17    MIDLAND,MI          GRUM-AMER AA-1      CR-  0  1  0  NONCOMMERCIAL             COMMERCIAL, AGE 31, 361
        TIME - 1210                    N5621L              PX-  0  1  0  BUSINESS                  TOTAL HOURS, 2 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            INSTRUMENT RATED.
        NAME OF AIRPORT - JACK BARSTOW
        DEPARTURE POINT             INTENDED DESTINATION
          MIDLAND,MI                  TRAVERSE CITY,MI
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            TAKEOFF: INITIAL CLIMB
           STALL: SPIN                                              LANDING: FINAL APPROACH
        PROBABLE CAUSE(S)
           POWERPLANT - MISCELLANEOUS: POWERPLANT FAILURE FOR UNDETERMINED REASONS
           PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
        FACTOR(S)
           PILOT IN COMMAND - LACK OF FAMILIARITY WITH AIRCRAFT
        PARTIAL POWER LOSS - PARTIAL LOSS OF POWER - 1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- PARTIAL LOSS OF ENG PWR.
```

## Aircraft

- Registration: [N5621L](https://openairdocs.org/deregistered/N5621L-2013-04-22), registration cancelled 2013-04-22, S/N AA1-0023, built 1968 (OpenAirDocs)
- Reported make and model: GRUM-AMER AA-1
- Registry model: [American AA-1](https://openairdocs.org/model/american-aa-1) (registry code 0630610) (OpenAirDocs)
- Registry engine: [Lycoming 0-235 series](https://openairdocs.org/engine/lycoming-0-235-series) (registry code 41505, 4 cycle) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed
- Airport: Jack Barstow

## 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 19800717032939A](https://openairdocs.org/incident/19800717032939A), Jul 17, 1980: Gulstm AA1, Midland, MI, Substantial damage. Engine lost power on takeoff. Pilot intentionally stalled plane to avoid trees. Found fuel selector between tanks.

## Other investigations on N5621L (2)

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 IAD73FKW24](https://openairdocs.org/ntsb/IAD73FKW24), Apr 19, 1973: Amer Avco AA-1 (N5621L), Chattanooga, TN, substantial damage
- [NTSB CHI71DEE79](https://openairdocs.org/ntsb/CHI71DEE79), May 30, 1971: Amer Avco AA1 (N5621L), Pecatonica, IL, 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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