# NTSB CHI71FBD01: Amer Avco AA1, N5683L, Sycamore, IL, July 1, 1970

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: July 1, 1970
- Place: Sycamore, IL · SYCAMORE, IL
- Location: 41.9967° N, 88.6772° W: Placed by OpenAirDocs: center of Sycamore, IL, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=41.9967&lon=-88.6772&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report May 13, 1971
- Report: Brief approved by the director
- NTSB case key (mKey): 121297
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI71FBD01
- Page: https://openairdocs.org/ntsb/CHI71FBD01

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2963   70/7/1    SYCAMORE,ILL        AMER AVCO AA1       CR-  0  0  2  INSTRUCTIONAL             COMMERCIAL, FL.INSTR.,
        TIME - 1530                    N5683L              PX-  0  0  0  DUAL                      AGE 42, 1282 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            256 IN TYPE, NOT
                                                                                                   INSTRUMENT RATED.
        NAME OF AIRPORT - SYCAMORE
        DEPARTURE POINT             INTENDED DESTINATION
          CHICAGO,ILL                 LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            TAKEOFF: INITIAL CLIMB
           COLLIDED WITH: FENCE,FENCEPOSTS                          LANDING: ROLL
        PROBABLE CAUSE(S)
           POWERPLANT - MISCELLANEOUS: POWERPLANT FAILURE FOR UNDETERMINED REASONS
           DUAL STUDENT - SELECTED WRONG RUNWAY RELATIVE TO EXISTING WIND
           PILOT IN COMMAND - INADEQUATE SUPERVISION OF FLIGHT
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - DOWNWIND
        PARTIAL POWER LOSS - PARTIAL LOSS OF POWER - 1 ENGINE
        REMARKS- DWN WIND SHORT FLD TKOF,RWY 1660FT,SOD,OAT 98DEG.R QUARTERING TAILWIND 120DEG 10K.
```

## Aircraft

- Registration: [N5683L](https://openairdocs.org/deregistered/N5683L-2012-11-13), registration cancelled 2012-11-13, S/N AA1-0083, built 1969 (OpenAirDocs)
- Reported make and model: AMER AVCO AA1
- 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: Substantial damage
- Airport: Sycamore

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.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.