# NTSB LAX71DUM19: Champion 7ECA, N9541S, Jamul, CA, November 25, 1970

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Closed
- Date: November 25, 1970
- Place: Jamul, CA · JAMUL, CA
- Location: 32.7184° N, 116.8709° W: Placed by OpenAirDocs: center of Jamul, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=32.7184&lon=-116.8709&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 1 minor, 1 uninjured
- Status: Completed, report May 19, 1971
- Report: Brief approved by the director
- NTSB case key (mKey): 159262
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX71DUM19
- Page: https://openairdocs.org/ntsb/LAX71DUM19

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3013  70/11/25   JAMUL,CALIF         CHAMPION 7ECA       CR-  0  0  1  NONCOMMERCIAL             ATP,FLIGHT INSTR., AGE
        TIME - 1415                    N9541S              PX-  0  0  1  PLEASURE/PERSONAL TRANSP  27, 2727 TOTAL HOURS, 18
                                       DAMAGE-DESTROYED    OT-  0  0  0                            IN TYPE, INSTRUMENT
                                                                                                   RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          SAN DIEGO,CALIF             JAMUL,CALIF
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           GEAR COLLAPSED                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           SYSTEMS - ANTI-ICING,DE-ICING SYSTEMS: CARBURETOR DE-ICING SYSTEM
           MISCELLANEOUS ACTS,CONDITIONS - DISCONNECTED
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: INADEQUATE MAINTENANCE AND INSPECTION
        FACTOR(S)
           TERRAIN - WET,SOFT GROUND
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- CARB HEAT BUTTERFLY VALVE CAME LOOSE FROM SHAFT AND BLOCKED CARB INTAKE DUCT.
```

## Aircraft

- Registration: [N9541S](https://openairdocs.org/deregistered/N9541S-2018-10-23), registration cancelled 2018-10-23, S/N 406, built 1966 (OpenAirDocs)
- Reported make and model: CHAMPION 7ECA
- Registry model: [Champion 7ECA](https://openairdocs.org/model/champion-7eca) (registry code 21101NN) (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

## Other investigations on N9541S (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 ANC16FA057](https://openairdocs.org/ntsb/ANC16FA057), Aug 13, 2016: Champion 7ECA (N9541S), Chugiak, AK, destroyed, 1 fatal. Probable cause: The pilot's failure to maintain proper airspeed and his exceedance of the airplane's critical angle of attack during a steep low-altitude turn following a loss of engine power, which resulted in an…

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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