ASN Wikibase Occurrence # 369005
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Date: | Friday 31 March 1989 |
Time: | 10:35 LT |
Type: | Piper PA-60-601P |
Owner/operator: | Anthony Deis |
Registration: | C-GWPS |
MSN: | 61P-0522-219 |
Total airframe hrs: | 1908 hours |
Engine model: | LYCOMING IO-540-S1A5 |
Fatalities: | Fatalities: 5 / Occupants: 5 |
Aircraft damage: | Destroyed |
Category: | Accident |
Location: | Newport Beach, CA -
United States of America
|
Phase: | Take off |
Nature: | Private |
Departure airport: | (KSNA) |
Destination airport: | Pocatello, ID (KPIH) |
Investigating agency: | NTSB |
Confidence Rating: | Accident investigation report completed and information captured |
Narrative:SVRL MECHANIC WITNESSES AT THE ARPT SAID THE RGT ENG BACKFIRED & TRAILED BLACK SMOKE DURING THE TAKEOFF GROUND ROLL. RPRTDLY, THE TAKEOFF ROLL WAS ABOUT 80% LONGER THAN NORMAL. WITNESSES SAID THE ACFT STAGGERED OFF THE GROUND, WAS SLOW & NEVER GOT ABOVE 100 FEET AGL. THE PLT RPRTD TO THE TOWER THAT THE FLT HAD TO COME BACK TO THE RWY. SHORTLY THEREAFTER, WITNESSES SAW THE ACFT ENTER A STEEP LEFT TURN, APPARENTLY STALL, THEN CRASH INTO SOME TENNIS COURTS. AN INVESTIGATION REVEALED EVIDENCE THAT THE RGT ENG HAD LOST POWER. A MODIFICATION KIT FOR THE FUEL INJECTOR REFERENCE AIR LINES WAS INCORRECTLY INSTALLED & ALLOWED AN UNFILTERED AIR SOURCE. SPECTRAL ANALYSIS OF RESIDUE (FROM THE RGT ENG TURBO CHARGER COMPRESSOR) REVEALED THAT IT HAD THE SAME COMPOSITION AS THE ALTERNATE AIR DOOR SEAL. TRACES OF THE MATERIAL WERE FOUND IN THE FUEL INJECTOR REFERENCE AIR LINE.
Probable Cause: FAILURE OF THE PILOT TO ATTAIN ADEQUATE AIRSPEED BEFORE MANEUVERING (TURNING) BACK TOWARD THE AIRPORT, WHICH RESULTED IN A LOSS OF AIRCRAFT CONTROL. A FACTOR RELATED TO THE ACCIDENT WAS: IMPROPER MAINTENANCE/INSTALLATION OF A FUEL INJECTOR REFERENCE AIR LINE, WHICH ALLOWED CONTAMINATION OF THE INJECTORS AND LOSS OF POWER IN THE RIGHT ENGINE.
Accident investigation:
|
| |
Investigating agency: | NTSB |
Report number: | LAX89FA140 |
Status: | Investigation completed |
Duration: | 3 years 1 month |
Download report: | Final report |
|
Sources:
NTSB LAX89FA140
Location
Revision history:
Date/time | Contributor | Updates |
24-Mar-2024 09:47 |
ASN Update Bot |
Added |
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