Chambersburg Airport
Aircraft Accident/Incident Report

Chambersburg, Pennsylvania 17201
Sunday, March 24, 1991 11:15 EST

NTSB Narrative Summary Released at Completion of Accident

THE PILOT WAS TURNING BASE TO FINAL WHEN THE ENGINE LOST POWER. THE CARBURETOR HEAT WAS FOUND IN THE OFF POSITION AT THE ACCIDENT SITE. THE CARBURETOR ICING PROBABILITY CHART SHOWED THE WEATHER CONDITIONS AT THE TIME OF THE ACCIDENT WERE CONDUCTIVE FOR SERIOUS ICING DURING GLIDE POWER.

NTSB Probable Cause Narrative

CARBURETOR ICE AND THE PILOT'S IMPROPER USE OF CARBURETOR HEAT. A FACTOR RELATED TO THE ACCIDENT WAS: CARBURETOR ICING (WEATHER CONDITIONS).

Event Information

Type of Event Accident
Event Date 3/24/1991
Event Day of the Week Sunday
Time of Event 1115
Event Time Zone Eastern Standard Time
Event City CHAMBERSBURG
Event State PENNSYLVANIA
Event Country --
Zipcode of the event site 17201
Event Date Year 1991
Event Date Month 3
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport CHAMBERSBURG
Event Location Nearest Airport ID N68
Indicates whether the acc/inc occurred off or on an airport Off Airport/Airstrip
Distance from airport in statute miles --
Degrees magnetic from airport --
Airport Elevation 697
Weather Briefing Completeness Unknown
Investigator's weather source Pilot
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) 6
Air Temperature at event time (in degrees celsius) --
Dew Point at event time (in degress fahrenheit) --
Wind Direction (degrees magnetic) 240
Variable Wind Indicator Unknown
Wind Speed (knots) 9
Wind Velocity Indicator Unknown
Wind Gust Indicator Unknown
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 1
Injury Total Serious --
Injury Total All --
Investigating Agency NTSB
NTSB Docket Number (internal use) 646
NTSB Notification Source --
NTSB Notification Date --
NTSB Notification Time 0
Fiche Number and/or location -used to find docket information 44904
Date of most recent change to record Dec 12 2000 9:34AM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N19102
NTSB Number NYC91LA093
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 150L
Aircraft Series Identifier 150L
Aircraft Serial Number 150 74171
Certified Max Gross Weight 1600
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 2
Number of Engines 1
Fixed gear or retractable gear Fixed
Aircraft, Type of Last Inspection Unknown
Date of Last Inspection Jan 2 2000 12:00AM
Airframe hours since last inspection --
Airframe Hours --
ELT Installed Yes
ELT Activated Yes
ELT Aided Location of Event Site Unknown
ELT Type --
Aircraft Owner Name EARL WITT
Aircraft Owner Street Address 26 WARWICK DR
Aircraft Owner City CHAMBERSBURG
Aircraft Owner State PA
Aircraft Owner Country
Aircraft Owner Zipcode 17201
Operator is an individual? --
Operator Name EARL WITT
Operator Same as Owner? Yes
Operator Is Doing Business As --
Operator Address Same as Owner? Yes
Operator Street Address 26 WARWICK DR
Operator City CHAMBERSBURG
Operator State PA
Operator Country
Operator Zip code 17201
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) Instructional
Second Pilot on Board No
Departure Point Same as Event Yes
Departure Airport Code
Departure City
Departure State
Departure Country
Departure Time 1005
Departure Time Zone EST
Destination Same as Local Flt dest & departure same, accident can occur anywhere
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 10:35AM
User who most recently changed record dbo
Since inspection or accident --
Event Location Runway Number and Location 24
Runway Length 3304
Runway Width 75
Sight Seeing flight No
Air Medical Flight No
Medical Flight --