# NTSB CHI71FEM78: Champion 7KCAB, N1639G, Kalamazoo, MI, May 13, 1971

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Closed
- Date: May 13, 1971
- Place: Kalamazoo, MI · KALAMAZOO, MI
- Location: 42.2752° N, 85.5885° W: Placed by OpenAirDocs: center of Kalamazoo, MI, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=42.2752&lon=-85.5885&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 1 minor
- Status: Completed, report December 20, 1971
- Report: Brief approved by the director
- NTSB case key (mKey): 161074
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI71FEM78
- Page: https://openairdocs.org/ntsb/CHI71FEM78

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1182  71/5/13    KALAMAZOO,MICH      CHAMPION 7KCAB      CR-  0  0  1  NONCOMMERCIAL             COMMERCIAL, AGE 35, 4643
        TIME - 1510                    N1639G              PX-  0  0  0  BUSINESS                  TOTAL HOURS, 5 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - KALAMAZOO
        DEPARTURE POINT             INTENDED DESTINATION
          KALAMAZOO,MICH              JACKSON,MICH
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            TAKEOFF: INITIAL CLIMB
           GEAR COLLAPSED                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           POWERPLANT - FUEL SYSTEM: FUEL INJECTION SYSTEM
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
           MISCELLANEOUS ACTS,CONDITIONS - FUEL STARVATION
           TERRAIN - ROUGH/UNEVEN
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- DIAPHRAGM IN FUEL INJECTOR SERVO UNIT CAME LOOSE
```

## Aircraft

- Registration: [N1639G](https://openairdocs.org/aircraft/N1639G), registered now, S/N 115, built 1968 (OpenAirDocs)
- Reported make and model: CHAMPION 7KCAB
- Registry model: [Champion 7KCAB](https://openairdocs.org/model/champion-7kcab) (registry code 21101P3) (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: Destroyed
- Airport: Kalamazoo

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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