# NTSB MKC70FDQ09: Callair A-9, N9653Z, Madison, SD, June 11, 1970

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: June 11, 1970
- Place: Madison, SD · MADISON, SD
- Location: 44.0062° N, 97.1085° W: Placed by OpenAirDocs: center of Madison, SD, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=44.0062&lon=-97.1085&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 1 fatal
- Status: Completed, report March 30, 1971
- Report: Brief approved by the director
- NTSB case key (mKey): 124947
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MKC70FDQ09
- Page: https://openairdocs.org/ntsb/MKC70FDQ09

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2527  70/6/11    MADISON,S DAK       CALLAIR A-9         CR-  1  0  0  MISCELLANEOUS             PRIVATE, AGE 48, 4025
        TIME - 1929                    N9653Z              PX-  0  0  0  TEST                      TOTAL HOURS, 25 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - MADISON
        DEPARTURE POINT             INTENDED DESTINATION
          MADISON,S DAK               LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: CLIMB TO CRUISE
           STALL                                                    LANDING: FINAL APPROACH
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - MISMANAGEMENT OF FUEL
           MISCELLANEOUS ACTS,CONDITIONS - FUEL SELECTOR POSITIONED BETWEEN TANKS
           MISCELLANEOUS ACTS,CONDITIONS - FUEL STARVATION
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: INADEQUATE MAINTENANCE AND INSPECTION
           POWERPLANT - FUEL SYSTEM: SELECTOR VALVES
           MISCELLANEOUS ACTS,CONDITIONS - UNAPPROVED MODIFICATION
           PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- MODIFIED FUEL SELECTOR NOT PLACARDED. PLT WAS THE A AND E MECHANIC WHO MADE THE MODIFICATION.
```

## Aircraft

- Registration: [N9653Z](https://openairdocs.org/deregistered/N9653Z-2017-02-13), registration cancelled 2017-02-13, S/N 1043, built 1963 (OpenAirDocs)
- Reported make and model: CALLAIR A-9
- Registry model: [Intermountain CALLAIR A-9](https://openairdocs.org/model/intermountain-callair-a-9) (registry code 4570620) (OpenAirDocs)
- Registry engine: [Lycoming 0-540 series](https://openairdocs.org/engine/lycoming-0-540-series) (registry code 41532, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed
- Airport: Madison

## Other investigations on N9653Z (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 MKC69F0446](https://openairdocs.org/ntsb/MKC69F0446), May 5, 1969: Callair A-9 (N9653Z), Kadoka, SD, 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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