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| Date: | Friday 4 February 1983 |
| Time: | 18:00 LT |
| Type: |  Embraer EMB-110 |
| Owner/operator: | Simmons Airlines |
| Registration: | N1356P |
| MSN: | 110370 |
| Year of manufacture: | 1981 |
| Total airframe hrs: | 3086 hours |
| Engine model: | Pratt & Whitney Canada PT6A-34 |
| Fatalities: | Fatalities: 0 / Occupants: 18 |
| Other fatalities: | 0 |
| Aircraft damage: | Minor |
| Category: | Serious incident |
| Location: | Milwaukee, WI -
 United States of America
|
| Phase: | En route |
| Nature: | Unknown |
| Departure airport: | |
| Chicago, IL (KORD) | |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
THE ACFT EXPERIENCED EXTREME OSCILLATIONS ABOUT THE PITCH AXIS WITH THE CONTROL COLUMN MOVING FORE & AFT FROM 1 TO 3 INCHES. THE OSCILLATIONS VARIED DIRECTLY WITH AIRSPEED. NO OUT OF LIMIT CONDITIONS WERE FOUND UNTIL AFTER A SECOND OCCURRENCE WHEN THE ELEVATOR TRIM TAB HINGE WAS REPLACED DUE TO WEAR AND A MEASURED PLAY OF 5/32 OF AN INCH. NO FURTHER OSCILLATIONS WERE EXPERIENCED.
Probable Cause:
Accident investigation:
 |
|
Sources:
NTSB CHI83IA103
History of this aircraft
Other occurrences involving this aircraft
| 13 March 1986 | N1356P | Simmons Airlines | 3 | 2,4 km S of Alpena County Regional Airport, MI (APN) | |
w/o |
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 02-Apr-2024 16:03 | ASN Update Bot | Added |
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