# NTSB CHI78FEM03: Hiller UH12A, N330M, Muskegon, MI, October 8, 1978

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: October 8, 1978
- Place: Muskegon, MI · MUSKEGON, MI
- Location: 43.2265° N, 86.2572° W: Placed by OpenAirDocs: center of Muskegon, MI, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=43.2265&lon=-86.2572&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report January 18, 1979
- Report: Brief approved by the director
- NTSB case key (mKey): 139133
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI78FEM03
- Page: https://openairdocs.org/ntsb/CHI78FEM03-139133

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3478   78/10/8   MUSKEGON,MI         HILLER UH12A        CR-  0  0  1  MISCELLANEOUS             PRIVATE, AGE 60, 970
        TIME - 1635                    N330M               PX-  0  0  0  TEST                      TOTAL HOURS, 280 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - NORTHSIDE
        DEPARTURE POINT             INTENDED DESTINATION
          MUSKEGON,MI                 LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           HARD LANDING                                             LANDING: POWER-OFF AUTOROTATIVE LANDING
        PROBABLE CAUSE(S)
           MISCELLANEOUS - FOREIGN MATERIAL AFFECTING NORMAL OPERATIONS
           MISCELLANEOUS ACTS,CONDITIONS - WATER IN FUEL
        FACTOR(S)
           PILOT IN COMMAND - IMPROPER COMPENSATION FOR WIND CONDITIONS
           WEATHER - UNFAVORABLE WIND CONDITIONS
           MISCELLANEOUS ACTS,CONDITIONS - DOWNWIND
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          UNKNOWN/NOT REPORTED                                      5000
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  WIND DIRECTION-DEGREES
          NONE                                                     270
        WIND VELOCITY-KNOTS                                      TYPE OF WEATHER CONDITIONS
           25                                                      VFR
        TYPE OF FLIGHT PLAN
          NONE
        REMARKS- WIND GUSTS TO 40K.
```

## Aircraft

- Registration: [N330M](https://openairdocs.org/aircraft/N330M), registered now, S/N 287 (OpenAirDocs)
- Reported make and model: HILLER UH12A
- Registry model: [Hiller UH-12A](https://openairdocs.org/model/hiller-uh-12a) (registry code 4360104) (OpenAirDocs)
- Registry engine: [Franklin 6V 350 series](https://openairdocs.org/engine/franklin-6v-350-series) (registry code 27043, reciprocating) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Northside

## 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 19781008031179A](https://openairdocs.org/incident/19781008031179A), Oct 8, 1978: Hiller UH12A, Muskegon, MI, Substantial damage. Wind gusts to 40K.

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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