# NTSB LAX74FUM37: Amer Avco AA-5, N7109L, Chula Vista, CA, June 16, 1974

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: June 16, 1974
- Place: Chula Vista, CA · CHULA VISTA, CA
- Location: 32.6400° N, 117.0842° W: Placed by OpenAirDocs: center of Chula Vista, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=32.6400&lon=-117.0842&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 4 uninjured
- Status: Completed, report July 25, 1974
- Report: Brief approved by the director
- NTSB case key (mKey): 128284
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX74FUM37
- Page: https://openairdocs.org/ntsb/LAX74FUM37

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1662  74/6/16    CHULA VISTA,CALIF   AMER AVCO AA-5      CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 19, 55 TOTAL
        TIME - 1032                    N7109L              PX-  0  0  3  PLEASURE/PERSONAL TRANSP  HOURS, 3 IN TYPE, NOT
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        NAME OF AIRPORT - SD BROWN FIELD
        DEPARTURE POINT             INTENDED DESTINATION
          EL MONTE,CALIF              CHULA VISTA,CALIF
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           HARD LANDING                                             LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           POWERPLANT - ENGINE CONTROLS: INDUCTION AIR,PREHEAT CONTROLS
           MISCELLANEOUS ACTS,CONDITIONS - FATIGUE FRACTURE
           PILOT IN COMMAND - IMPROPER LEVEL OFF
        FACTOR(S)
           TERRAIN - ROUGH/UNEVEN
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- ENG PWR LOSS DUE FATIGUE CARB HEAT CTL CABLE.
```

## Aircraft

- Registration: [N7109L](https://openairdocs.org/aircraft/N7109L), registered now, S/N AA5-0409 (OpenAirDocs)
- Reported make and model: AMER AVCO AA-5
- Registry model: [Grumman American Avn. AA-5](https://openairdocs.org/model/grumman-american-avn-aa-5) (registry code 3960104) (OpenAirDocs)
- Registry engine: [Lycoming 0-320 series](https://openairdocs.org/engine/lycoming-0-320-series) (registry code 41508, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Sd Brown Field

## 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 19740616017909A](https://openairdocs.org/incident/19740616017909A), Jun 16, 1974: Grumav AA5, Chula Vista, CA, Substantial damage. Eng pwr loss due fatigue carb heat ctl cable.

## Other investigations on N7109L (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 ATL88LA041](https://openairdocs.org/ntsb/ATL88LA041), Nov 22, 1987: Grumman AA-5A (N7109L), Thomson, GA, 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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