ASN Wikibase Occurrence # 377996
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| Date: | Sunday 9 December 1984 |
| Time: | 14:07 LT |
| Type: |  Beechcraft B60 Duke |
| Owner/operator: | Jack Rouse And Son |
| Registration: | N6023S |
| MSN: | P-354 |
| Total airframe hrs: | 1150 hours |
| Engine model: | Lycoming TIO-541-E1C4 |
| Fatalities: | Fatalities: 0 / Occupants: 2 |
| Aircraft damage: | Substantial |
| Category: | Accident |
| Location: | Van Nuys, CA -
 United States of America
|
| Phase: | Landing |
| Nature: | Private |
| Departure airport: | Carlsbad, CA (KCRQ) |
| Van Nuys, CA (KVNY) | |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
DURING LANDING ROLL OUT THE PLT OBSERVED THE ACFT'S NOSE GEAR BEGIN TO COLLAPSE. ALTHOUGH ON APPROACH THE PLT HAD PLACED THE LDG GEAR SELECTOR IN THE DOWN POSITION & HAD OBSERVED THE ILLUMINATION OF THE GREEN GEAR DOWN LIGHTS, THE PLT RESPONDED TO THE SITUATION OF A COLLAPSING NOSE GEAR BY RECYCLING THE GEAR SELECTOR. THIS ACTION ENERGIZED THE GEAR MOTOR AND THE MAINS RETRACTED. THE ACFT VEERED OFF THE RWY AND OVERRAN A SIGN AND TWO RUNWAY LIGHTS WHICH COLLISION SUBSTANTIALLY DAMAGED THE ACFT. SUBSEQUENT EXAMINATION REVEALED THAT THE NOSE GEAR RETRACTION LINK LOCK WASHER TAB HAD BROKEN. THE ASSOCIATED ADJUSTING NUT HAD BACKED OFF REDUCING TENSION TO THE NOSE GEAR DOWN SPRING THUS ALLOWING THE NOSE GEAR TO COLLAPSE. ALSO, THE MAIN GEAR SAFETY SWITCH WAS OUT OF ADJUSTMENT SUCH THAT THE GEAR COULD BE COMMANDED TO RETRACT WITH MORE WEIGHT ON THE WHEELS THAN NORMAL.
Probable Cause:
Accident investigation:
 |
|
Sources:
NTSB LAX85LA064
Location
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 30-Mar-2024 18:44 | ASN Update Bot | Added |
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