LAX72FUM16

NTSB accident investigation · Hughes 269B · Mt.Laguna, CA · January 2, 1972

Accident · No injuriesClosed
Date
January 2, 1972
Place
Mt.Laguna, CA · MT.LAGUNA, CA
Injuries
2 uninjured
Damage
Substantial damage
Phase of flight
Enroute
Aircraft
N9459FHughes 269B
Status
Completed · report November 7, 1972
Report
Brief approved by the director
Case key
165025

From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.

On this page

NTSB brief

NTSB’s brief of the accident, as it was printed: the coded facts, with the probable cause and factors.

----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0615   72/1/2    MT.LAGUNA,CALIF     HUGHES 269B         CR-  0  0  1  MISCELLANEOUS             COMMERCIAL, AGE 23, 1438
        TIME - 1530                    N9459F              PX-  0  0  1  TEST                      TOTAL HOURS, 213 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          MT.LAGUNA,CALIF             LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: DESCENDING
           ROLL OVER                                                LANDING: POWER-OFF AUTOROTATIVE LANDING
        PROBABLE CAUSE(S)
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: INADEQUATE MAINTENANCE AND INSPECTION
           POWERPLANT - ENGINE CONTROLS: THROTTLE-POWER LEVER ASSEMBLIES
           POWERPLANT - FUEL SYSTEM: OTHER
           MISCELLANEOUS ACTS,CONDITIONS - EXCESSIVE-WEAR/PLAY
           MISCELLANEOUS ACTS,CONDITIONS - WRONG PART
           TERRAIN - WET,SOFT GROUND
        FACTOR(S)
           WEATHER - HIGH DENSITY ALTITUDE
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          CLEAR                                                    UNLIMITED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  RELATIVE BEARING OF WIND
          NONE                                                     CALM
        TEMPERATURE-F                                            WIND VELOCITY-KNOTS
           60                                                      CALM
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          VFR                                                      NONE
        REMARKS- ENG STOPPED DUE EXCESSIVE RICH MXTURE-FUEL CTL LNKAGE WORN.WRONG AMC INSTALLED,STUCK IN RICH POSIT

Aircraft

Registration
N9459F
Reported as
Hughes 269B
Category
Helicopter
Engine
reciprocating
Damage
Substantial damage

Matched to the registry by N-number and the event date; the registry’s history has gaps, so older matches can be wrong. Compare the reported make and model.

Other investigations on N9459F · 4

Matched to the same aircraft by N-number and date.