ASN Wikibase Occurrence # 370622
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| Date: | Sunday 24 July 1988 |
| Time: | 10:30 LT |
| Type: |  PZL M-18 Dromader |
| Owner/operator: | Arkla Flyers, Inc. |
| Registration: | N46831 |
| MSN: | 1Z01227 |
| Total airframe hrs: | 1997 hours |
| Engine model: | PZL-Kalisz KALI52 |
| Fatalities: | Fatalities: 0 / Occupants: 1 |
| Aircraft damage: | Substantial |
| Category: | Accident |
| Location: | Bastrop, LA -
 United States of America
|
| Phase: | Manoeuvring (airshow, firefighting, ag.ops.) |
| Nature: | Agricultural |
| Departure airport: | Mer Rouge, LA |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
THIS AG AIRPLANE HAS A HYDRAULIC SYSTEM THAT OPERATES THE BRAKES AND FLAPS. THE ENGINE DRIVEN HYDRAULIC PUMP PROVIDES PRESSURE TO THE PRIMARY SYSTEM FOR NORMAL USE AND ALSO PROVIDES PRESSURE TO AN ACCUMULATOR FOR EMERGENCY USE. THE PRESSURE IN THE ACCUMULATOR CAN PROVIDE PRESSURE FOR SEVERAL FLAP MOVEMENTS PLUS SUFFICIENT EXTRA FOR BRAKE USE. THE PRIMARY SYSTEM AND ACCUMULATOR SYSTEM BOTH HAVE PRESSURE GAUGES. THE PILOT SAW THE PRESSURE DROP ON THE GAUGE AND FLEW TO A SATISFACTORY STRIP AND LANDED. AFTER TOUCHDOWN, THE PILOT SHUTDOWN THE ENGINE. ACFT TRACKED TO RIGHT, CROSSED A LEVEE AND WENT INTO A DRAINAGE DITCH. EXAM OF HYDRAULIC SYSTEM REVEALED A LEAKING SEAL.
Probable Cause:
Accident investigation:
 |
|
Sources:
NTSB FTW88DRD16
Location
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 25-Mar-2024 13:08 | ASN Update Bot | Added |
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