ASN Wikibase Occurrence # 384470
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| Date: | Thursday 6 May 1982 |
| Time: | 21:07 LT |
| Type: |  Cessna 402A |
| Owner/operator: | Capital Aviation Corporation |
| Registration: | N4504Q |
| MSN: | 402A0004 |
| Year of manufacture: | 1968 |
| Total airframe hrs: | 3378 hours |
| Engine model: | Continental TSIO-520-E |
| Fatalities: | Fatalities: 0 / Occupants: 8 |
| Aircraft damage: | Substantial |
| Category: | Accident |
| Location: | Bismarck, ND -
 United States of America
|
| Phase: | Landing |
| Nature: | Unknown |
| Departure airport: | Fargo, ND (KFAR) |
| Monterey, CA | |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
THE PILOT DISCOVERED THAT THE GEAR WOULD NOT EXTEND ELECTRICALLY. MANUAL EXTENSION WAS ATTEMPTED, BUT THE CRANK WOULD NOT TURN IN EITHER DIRECTION. WHILE APPLYING PRESSURE TO THE CRANKS, THE CHAIN DRIVE FAILED. THE PLANE WAS LANDED WITH THE GEAR RETRACTED. DISASSEMBLY OF THE EMERGENCY EXTENSION SYSTEM REVEALED THAT A SHAFT, PN 0843400-50, WAS BENT AND GOUGE MARKS WERE FOUND ON A TOOTH OF A BEVEL GEAR, PN 0843400-49. ALSO, THE MANUAL EXTENSION CHAIN, PN 500000-52, BETWEEN THE HAND CRANK AND BEVEL GEARS, HAD BROKEN. NO OTHER DISCREPANCIES WERE EVIDENT IN THE LANDING GEAR SYSTEM.
Probable Cause:
Accident investigation:
 |
|
Sources:
NTSB DEN82DA079
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 03-Apr-2024 11:32 | ASN Update Bot | Added |
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