ASN Wikibase Occurrence # 369463
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| Date: | Wednesday 30 November 1988 |
| Time: | 17:00 LT |
| Type: |  Swearingen SA-226T |
| Owner/operator: | Private |
| Registration: | N263CM |
| MSN: | T-223 |
| Total airframe hrs: | 4978 hours |
| Engine model: | AIRESEARCH TPE-331 |
| Fatalities: | Fatalities: 0 / Occupants: 1 |
| Aircraft damage: | Substantial |
| Category: | Accident |
| Location: | Washington, DC -
 United States of America
|
| Phase: | Landing |
| Nature: | Private |
| Departure airport: | Ashland, VA (W83) |
| Leesburg, VA (W09) | |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
THE PLT RPRTD HE WAS FLYING AN AUTOPILOT COUPLED ILS APCH WHEN THE YAW DAMPER & AUTOPILOT DISENGAGED. AFTER SOME DIFFICULTY, THE PLT WAS ABLE TO KEEP THE AUTOPILOT ENGAGED. HE SAID HE DISENGAGED THE AUTOPILOT ON FINAL APCH AT AN ALT OF APRX 250' AGL. HE LOWERED FULL FLAPS & SLOWED THE ACFT TO 107 KTS. THE PLT STATED THAT AFTER THE ACFT TOUCHED DOWN & TRAVELED APRX 1000', ITS NOSE BEGAN TO RISE & OSCILLATE. HE ABORTED THE LNDG, BUT HE WAS UNABLE TO GET AN UP & LOCKED INDICATION FOR THE NOSE GEAR, ALTHOUGH IT WOULD LOCK DOWN. AFTER MAKING A FLY-BY TO VERIFY THE GEAR POSITION, HE MADE A 'SLOW' LNDG. THE PLT RPRTD THAT ALTHOUGH A SLIGHT OSCILLATION WAS NOTED DRG THE LNDG, HE FORCEFULLY HELD THE NOSE DOWN AS HE SLOWED THE ACFT. TESTING & EVALUATION OF THE AUTOPILOT SYSTEM FAILED TO DISCLOSE ANY DISCREPANCY WHICH WOULD HAVE RESULTED IN THE OSCILLATIONS.
Probable Cause: PILOTS FAILURE TO MAINTAIN CONTROL OF THE AIRPLANE DURING A TOUCH AND GO LANDING.
Accident investigation:
 |
|
Sources:
NTSB BFO89LA013
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 24-Mar-2024 14:55 | ASN Update Bot | Added |
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