# NTSB MIA67F0229: Dehaviland DH104, N477PM, Charlotte, NC, October 9, 1966

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: October 9, 1966
- Place: Charlotte, NC · CHARLOTTE, NC
- Location: 35.2271° N, 80.8431° W: Placed by OpenAirDocs: center of Charlotte, NC, within about 10 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=35.2271&lon=-80.8431&mi=10
- Phase of flight: [Taxi](https://openairdocs.org/ntsb-phases/250) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 3 uninjured
- Status: Completed, report December 1, 1966
- Report: Brief approved by the director
- NTSB case key (mKey): 121277
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MIA67F0229
- Page: https://openairdocs.org/ntsb/MIA67F0229

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2844   66/10/9   CHARLOTTE NC        DEHAVILAND DH104    CR-  0  0  1  NONCOMMERCIAL             ATP,FLIGHT INSTR., AGE
        TIME - 0804                    N477PM              PX-  0  0  2  BUSINESS                  46, 16000 TOTAL HOURS, 65
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - DOUGLAS MUNI.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GEAR RETRACTED                                           TAXI: TO TAKEOFF
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - ATTEMPTED OPERATION W/KNOWN DEFICIENCIES IN EQUIPMENT
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: IMPROPER MAINTENANCE (MAINTENANCE PERSONNEL)
           AIRFRAME - LANDING GEAR: NORMAL RETRACTION/EXTENSION ASSEMBLY
           MISCELLANEOUS ACTS,CONDITIONS - LEAK/LEAKAGE
           AIRFRAME - LANDING GEAR: SWITCHES,LEVERS,CRANKING MECHANISM,ETC.
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
        REMARKS- LEFT GEAR RETRACTION JACK LEAKING AIR AT PISTON, GEAR LOCK MICRO SWITCHES DEFECTIVE.
```

## Aircraft

- Registration: [N477PM](https://openairdocs.org/deregistered/N477PM-1973-10-15), registration cancelled 1973-10-15, S/N 04330 (OpenAirDocs)
- Reported make and model: DEHAVILAND DH104
- Registry model: [Dehavilland DH104 DOVE 6A](https://openairdocs.org/model/dehavilland-dh104-dove-6a) (registry code 2800410) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Douglas Muni.

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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