LAX86LA062

NTSB accident investigation · Cessna 150K · Honolulu, HI · December 11, 1985

Accident · No injuriesLimited investigationFinal report
Date
December 11, 1985, 13:43 local (23:43 UTC)
Place
Honolulu, HI
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Enroute
Aircraft
N6347GCessna 150K
Weather
Visual (VMC) · Day
Status
Completed
Report
Approved by Office Director
FAA report
19851211076439A
Case key
25035

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

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Sequence of events

NTSB’s coding before 2008: each occurrence and phase of flight, and the causes and factors under it. The codes are defined in NTSB’s coding manual.

Loss of engine power(total) - mech failure/malfClimb - to cruise
Engine assembly,other - looseCause
Maintenance - improperFbo personnelCause
Remedial action - attemptedPilot in command
DitchingLanding - flare/touchdown
Terrain condition - none suitableFactor

Analysis

The plt reported that 5 mins after takeoff the eng reduced to idle pwr, & attempts to restore full pwr were unsuccessful. The plt did state that brief periods of pwr obtained by using the hand primer. The acft was unable to maintain alt & was ditched about 25 yds from shore. The acft was recovered, & later examined by FAA inspectors. The #3 cylinder intake manifold was found attached to the cylinder with a castlated nut & cotter pin, however, it was free to move about 1/8TH of an inch away from the cylinder with minor hand pressure. No other malfunctions or failures were reported by the FAA inspectors.

Aircraft

Registration
N6347G
Reported as
Cessna 150K
Category
Airplane
Serial number
15071847
Engine
Continental O-200, 100 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Operator
Valentine K. Mahuka
Airworthiness certificate
Standard, Normal
Last inspection
Annual · August 15, 1985
Departed
HNL · Honolulu, HI
Destination
MKK · Molokai, HI

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.

Flight crew

As NTSB recorded them. NTSB leaves out names.

Role
Pilot
Age
58
Certificate
Private
Airplane ratings
Single-engine land
Medical
Class 3, Expired
Seat
Left

Weather

Conditions
Visual (VMC) · Day
Wind
260° at 7 knots
Visibility
20 statute miles
Lowest ceiling
None
Temperature
81 °F, dew point 68 °F
Altimeter
29.00 inHg
Observed at
HNL, 5 nm away

FAA reports on this event · 1

The FAA’s own accident and incident reports, matched to the aircraft by N-number and date.