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ASN Wikibase Occurrence # 37599
Last updated: 20 August 2018
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Date:05-MAR-1986
Time:17:06
Type:Silhouette image of generic MU2 model; specific model in this crash may look slightly different
Mitsubishi MU-2B-60 Marquise
Owner/operator:Air Hi Ho
Registration: N513DC
C/n / msn: 1513SA
Fatalities:Fatalities: 5 / Occupants: 5
Other fatalities:0
Aircraft damage: Written off (damaged beyond repair)
Category:Accident
Location:Eola, IL -   United States of America
Phase: En route
Nature:Executive
Departure airport:Chicago, IL (CGX)
Destination airport:West Chicago, IL (DPA)
Investigating agency: NTSB
Narrative:
EVIDENCE SHOWS CO-PILOT CALLED, 'MAYDAY, UNCONTROLLED SPIN' AFTER ACFT RADAR TRACK SHOWED DECEL FROM 180 TO 120 KTS OVER 2 MIN PERIOD WHILE MAINTAINING CONSTANT 4000 FT CRZ ALT. CONSTANT ALT CONSISTENT WITH AUTOPILOT/AUTOTRIM USE, PARTICULARLY IN VIEW OF REPORTED TURBULENCE/ICING. ELEV TRIM FOUND AT APPROX 13 DEG NOSE UP. NO EVIDENCE FOUND OF PREIMPACT FAILURE OR MALFUNCTION IN ACFT PWRPLANTS, STRUCTURE OR SYSTEMS. EVIDENCE SUGGESTS SCENARIO OF CREW INATTENTION AFTER PWR REDUCTION WITH AUTOPILOT ALTITUDE SETTING. ON PWR APPLICATION, ACFT PITCHED UP FROM SLOW SPEED INTO UNCONTROLLED FLIGHT. DUTY DAY AT TIME OF MISHAP APPROACHING 11 HOURS. CAUSE:

Sources:

NTSB: https://www.ntsb.gov/ntsb/brief.asp?ev_id=20001213X33000


Revision history:

Date/timeContributorUpdates
24-Oct-2008 10:30 ASN archive Added
21-Dec-2016 19:23 ASN Update Bot Updated [Time, Damage, Category, Investigating agency]

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