# NTSB DEN73FTM27: Waco UMF, N14076, Ogden, UT, April 27, 1973

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: April 27, 1973
- Place: Ogden, UT · OGDEN, UT
- Location: 41.2284° N, 111.9681° W: Placed by OpenAirDocs: center of Ogden, UT, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=41.2284&lon=-111.9681&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report June 15, 1973
- Report: Brief approved by the director
- NTSB case key (mKey): 190750
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DEN73FTM27
- Page: https://openairdocs.org/ntsb/DEN73FTM27

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1001  73/4/27    OGDEN,UT            WACO UMF            CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 43, 5857
        TIME - 0914                    N14076              PX-  0  0  0  ASSOC CROP CTL ACTIVITY   TOTAL HOURS, 75 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        NAME OF AIRPORT - OGDEN MUNI
        DEPARTURE POINT             INTENDED DESTINATION
          OGDEN,UT                    LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            TAKEOFF: INITIAL CLIMB
           NOSE OVER/DOWN                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           POWERPLANT - ENGINE CONTROLS: MIXTURE CONTROL ASSEMBLIES
           MISCELLANEOUS ACTS,CONDITIONS - IMPROPERLY SECURED
           MISCELLANEOUS ACTS,CONDITIONS - DISCONNECTED
           MISCELLANEOUS ACTS,CONDITIONS - FUEL STARVATION
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: INADEQUATE MAINTENANCE AND INSPECTION
           TERRAIN - ROUGH/UNEVEN
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - JETTISONED LOAD
        PARTIAL POWER LOSS - PARTIAL LOSS OF POWER - 1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL - 2000                       KIND OF OPERATION - SPRAYING TOWNS
          KIND OF CROP - MOSQUITO CONTROL                          TYPE OF CHEMICAL USED - LIQUID CHEMICAL-TOXIC
          PILOT' S SEAT BELT -FASTENED-PROPERLY                    GLOVES - USED
          GOGGLES - USED                                           CRASH HELMET - AVAILABLE USED
          COCKPIT CRASHPAD - INSTALLED                             CRASH BAR - NOT INSTALLED
          TANK/HOPPER-LOCATION - FORWARD OF PILOT
        REMARKS- MIXT CTL WIRE CAME LOOSE FROM LEVER ATTACH BOLT,CAUSED LEAN MIXT.
```

## Aircraft

- Registration: [N14076](https://openairdocs.org/aircraft/N14076), registered now, S/N 3941, built 1934 (OpenAirDocs)
- Reported make and model: WACO UMF
- Registry model: [Waco UMF](https://openairdocs.org/model/waco-umf) (registry code 9600410) (OpenAirDocs)
- Registry engine: [Continental R670-SERIES series](https://openairdocs.org/engine/continental-r670-series-series) (registry code 17016, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Ogden Muni

## 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 19730427010349A](https://openairdocs.org/incident/19730427010349A), Apr 27, 1973: Waco UMF, Ogden, UT, Substantial damage. Mixt ctl wire came loose from lever attach bolt,caused lean mixt.

## Other investigations on N14076 (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 SEA68D0084](https://openairdocs.org/ntsb/SEA68D0084), Aug 6, 1967: Waco UMF (N14076), Mccall, ID, 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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