Aircraft Accident/Incident Report

Reno, Nevada 89510
Monday, May 24, 1993 9:30 PDT

NTSB Narrative Summary Released at Completion of Accident

DURING CRUISE FLIGHT, THE PILOT HEARD A LOUD NOISE AND SAW SMOKE COMING FROM THE ENGINE AREA. HE SECURED THE ENGINE, ENTERED A POWER=OFF GLIDE, AND LANDED THE AIRPLANE IN ROUGH, UNEVEN TERRAIN. DURING LANDING, THE NOSEGEAR COLLAPSED AND THE AIRPLANE NOSED OVER. EXAMINATION REVEALED THAT THE ALTERNATOR HAD SEIZED CAUSING THE DRIVE BELT TO BREAK. THE AIRPLANE'S ENGINE AND ACCESSORIES HAD BEEN REPLACED WITH OVERHAULED COMPONENTS ABOUT 25 FLIGHT HOURS PRIOR TO THE ACCIDENT. FURTHER EXAMINATION OF THE ALTERNATOR SHOWED THAT A BEARING IN THE ALTERNATOR HAD BEEN INSTALLED BACKWARD DURING THE OVERHAUL PROCESS.

NTSB Probable Cause Narrative

INCORRECT INSTALLATION OF A BEARING IN THE AIRPLANE'S ALTERNATOR DURING OVERHAUL BY MAINTENANCE PERSONNEL. A FACTOR IN THE ACCIDENT WAS THE ROUGH, UNEVEN TERRAIN.

Event Information

Type of Event Accident
Event Date 5/24/1993
Event Day of the Week Monday
Time of Event 930
Event Time Zone Pacific Daylight Time
Event City RENO
Event State NEVADA
Event Country --
Zipcode of the event site 89510
Event Date Year 1993
Event Date Month 5
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 0
Weather Briefing Completeness Not pertinent
Investigator's weather source Weather Observation Facility
Time of the weather observation 950 Pacific Daylight Time
Direction of event from weather observation facility (degrees) 180
Weather Observation Facility ID RNO
Elevation of weather observation facility 4412
Distance of event from weather observation facility (units?) 6
Time Zone of the weather observation PDT
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) 40
Air Temperature at event time (in degrees celsius) 21
Dew Point at event time (in degress fahrenheit) 6
Wind Direction (degrees magnetic) 120
Variable Wind Indicator Unknown
Wind Speed (knots) 4
Wind Velocity Indicator Unknown
Wind Gust Indicator Not Gusting
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) 29
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 1
Injury Total Serious --
Injury Total All --
Investigating Agency NTSB
NTSB Docket Number (internal use) 868
NTSB Notification Source --
NTSB Notification Date May 24 1993 12:00AM
NTSB Notification Time 1505
Fiche Number and/or location -used to find docket information IMAGE
Date of most recent change to record Dec 11 2000 1:19PM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N642WR
NTSB Number LAX93LA222
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 91: General Aviation
Type of Flight Plan filed None
Flight plan Was Activated? --
Damage Substantial
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name CESSNA
Aircraft Model 182P
Aircraft Series Identifier 182P
Aircraft Serial Number 182-65115
Certified Max Gross Weight 2950
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 4
Number of Engines 1
Fixed gear or retractable gear Fixed
Aircraft, Type of Last Inspection Annual
Date of Last Inspection Nov 1 1992 12:00AM
Airframe hours since last inspection 25
Airframe Hours 1525
ELT Installed Yes
ELT Activated No
ELT Aided Location of Event Site Unknown
ELT Type --
Aircraft Owner Name BRUCE P. BISCHOF
Aircraft Owner Street Address 2 DORAL LANE
Aircraft Owner City SUNRIVER
Aircraft Owner State OR
Aircraft Owner Country
Aircraft Owner Zipcode 97707
Operator is an individual? --
Operator Name
Operator Same as Owner? Yes
Operator Is Doing Business As --
Operator Address Same as Owner? Yes
Operator Street Address
Operator City
Operator State
Operator Country
Operator Zip code
Operator Code
Owner has at least one certificate None
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 S21
Departure City SUNRIVER
Departure State OR
Departure Country
Departure Time 800
Departure Time Zone PST
Destination Same as Local Flt crash at destination city
Destination Airport Code
Destination City
Destination State
Destination Country
Specific Phase of Flight Landing
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Jan 2 2001 10:34AM
User who most recently changed record dbo
Since inspection or accident --
Event Location Runway Number and Location 0
Runway Length 0
Runway Width 0
Sight Seeing flight No
Air Medical Flight No
Medical Flight --