Aircraft Accident/Incident Report

Helendale, California 93242
Sunday, November 6, 1983 15:50 PST

NTSB Narrative Summary Released at Completion of Accident

THE PILOT STATED THAT DURING CRUISE FLIGHT THE RIGHT ENGINE MANIFOLD PRESSURE FELL TO ZERO. THE ENGINE WAS FEATHERED AND SET UP FOR SINGLE ENGINE PERFORMANCE BUT THE ACFT CONTINUED TO DESCEND. SUITABLE AIRPORTS WERE FLOWN OVER DURING THE DESCENT AND THE ACFT FINALLY LANDED IN AN ALFALFA FIELD. EXAMIATION OF THE RIGHT ENGINE REVEALED SEVERE FIRE DAMAGE TO THE IGNITION WIRING HARNESS AND BOTH MAGNETO 'P' LEADS SHORTED. AN OIL VENT HOSE ROUTED ON THE OUTBOARD SIDE OF THE INBOARD TURBOCHARGER ALSO DISPLAYED SEVERE HEAT DAMAGE. THE OUTER LAYER OF A HEAT SHIELD ATTACHED TO THE TURBOCHARGER WAS FOUND TORN OPEN AND THE HEAT RESISTANT MATERIAL WAS PUSHED ASIDE OR MISSING FROM AN AREA APPROX ONE INCH SQUARE. THERIGHT ENGINE AND OVERHAULED TURBOCHARGERS HAD BEEN INSTALLED APPROX 9 HOURS PRIOR TO THE ACCIDENT ACCORDING TO THE HOBBS METER.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 11/6/1983
Event Day of the Week Sunday
Time of Event 1550
Event Time Zone Pacific Standard Time
Event City HELENDALE
Event State CALIFORNIA
Event Country --
Zipcode of the event site 93242
Event Date Year 1983
Event Date Month 11
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport
Event Location Nearest Airport ID
Indicates whether the acc/inc occurred off or on an airport Off Airport/Airstrip
Distance from airport in statute miles 0
Degrees magnetic from airport 0
Airport Elevation --
Weather Briefing Completeness Not pertinent
Investigator's weather source Witness
Time of the weather observation 0
Direction of event from weather observation facility (degrees) 0
Weather Observation Facility ID
Elevation of weather observation facility 0
Distance of event from weather observation facility (units?) 0
Time Zone of the weather observation
Lighting Conditions Day
Lowest Ceiling Height 0
Lowest Non-Ceiling Height 0
Sky/Lowest/Cloud Conditions Clear
Sky Condition for Lowest Ceiling None
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 50
Air Temperature at event time (in degrees celsius) 27
Dew Point at event time (in degress fahrenheit) -18
Wind Direction (degrees magnetic) 0
Variable Wind Indicator Unknown
Wind Speed (knots) 0
Wind Velocity Indicator Calm
Wind Gust Indicator Not Gusting
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) --
Density Altitude (feet) --
Intensity of Precipitation Unknown
METAR weather report --
Event Highest Injury None
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal --
Injury Total Minor --
Injury Total None 6
Injury Total Serious --
Injury Total All --
Investigating Agency NTSB
NTSB Docket Number (internal use) 2711
NTSB Notification Source --
NTSB Notification Date --
NTSB Notification Time 0
Fiche Number and/or location -used to find docket information 23008
Date of most recent change to record Jan 2 2001 9:16AM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N9774Q
NTSB Number LAX84FA049
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 91: General Aviation
Type of Flight Plan filed IFR
Flight plan Was Activated? --
Damage Substantial
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name PIPER
Aircraft Model 601P
Aircraft Series Identifier 601P
Aircraft Serial Number 61P-0402-140
Certified Max Gross Weight 5700
Aircraft Category Airplane
Aircraft Registration Class U.S. Registered/U.S. Soil
Aircraft is a homebuilt? No
Flight Crew Seats --
Cabin Crew Seats --
Passenger Seats --
Total number of seats on the aircraft 6
Number of Engines 2
Fixed gear or retractable gear Retractable
Aircraft, Type of Last Inspection Annual
Date of Last Inspection Apr 26 1983 12:00AM
Airframe hours since last inspection 75
Airframe Hours 1842
ELT Installed Yes
ELT Activated No
ELT Aided Location of Event Site Unknown
ELT Type --
Aircraft Owner Name CORONET LEASING CORP.
Aircraft Owner Street Address 421 W. 6TH AVENUE
Aircraft Owner City PORTLAND
Aircraft Owner State OR
Aircraft Owner Country
Aircraft Owner Zipcode 97204
Operator is an individual? --
Operator Name PAUL M. GUYER
Operator Same as Owner? No
Operator Is Doing Business As --
Operator Address Same as Owner? No
Operator Street Address 4477 HOLLYWOOD BLVD.
Operator City LOS ANGELES
Operator State CA
Operator Country
Operator Zip code 90027
Operator Code
Owner has at least one certificate Yes - certificate holder
Other Operator of large aircraft? No
Certified for Part 133 or 137 Operation Unknown
Operator Certificate Number --
Indicates whether an air carrier operation was scheduled or not --
Indicates Domestic or International Flight --
Operator carrying Pax/Cargo/Mail --
Type of Flying (Per_Bus / Primary) Personal
Second Pilot on Board No
Departure Point Same as Event No
Departure Airport Code LAS
Departure City LAS VEGAS
Departure State NV
Departure Country
Departure Time 0
Departure Time Zone
Destination Same as Local Flt --
Destination Airport Code BUR
Destination City BURBANK
Destination State CA
Destination Country
Specific Phase of Flight Landing
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Jan 2 2001 10:36AM
User who most recently changed record dbo
Since inspection or accident --
Event Location Runway Number and Location 0
Runway Length --
Runway Width --
Sight Seeing flight No
Air Medical Flight No
Medical Flight --