Accident Piper PA-30 N7712Y,
ASN logo
ASN Wikibase Occurrence # 362537
 
This information is added by users of ASN. Neither ASN nor the Flight Safety Foundation are responsible for the completeness or correctness of this information. If you feel this information is incomplete or incorrect, you can submit corrected information.

Date:Saturday 2 January 1993
Time:19:00 LT
Type:Silhouette image of generic PA30 model; specific model in this crash may look slightly different    
Piper PA-30
Owner/operator:Private
Registration: N7712Y
MSN: 30-801
Year of manufacture:1965
Total airframe hrs:2765 hours
Engine model:LYCOMING IO-320-B1A
Fatalities:Fatalities: 0 / Occupants: 1
Aircraft damage: Substantial
Category:Accident
Location:Crossville, TN -   United States of America
Phase: En route
Nature:Private
Departure airport:(KCSV)
Destination airport:(KCSV)
Investigating agency: NTSB
Confidence Rating: Accident investigation report completed and information captured
Narrative:
ABOUT 30 MINUTES INTO THE LOCAL FLIGHT, THE PRIVATE PILOT REPORTED THAT TOTAL ELECTRICAL POWER WAS LOST. HE COULD NOT LOWER THE FLAPS, AND WHEN HE LOWERED THE GEAR HANDLE, NO GREENS LIGHTS ILLUMINATED. HE ELECTED TO RAISE THE GEAR HANDLE AND LAND. THE AIRCRAFT WAS STRUCTURALLY DAMAGED DURING THE LANDING. WHEN THE AIRCRAFT WAS REMOVED FROM THE RUNWAY, AN FBO EMPLOYEE LOWERED THE GEAR HANDLE, AND THE GEAR EXTENDED AND LOCKED. HE THEN TURNED ON THE MASTER SWITCH, AND OBSERVED 3 GREEN GEAR DOWN LIGHTS ILLUMINATED. THE PILOT REPORTED THAT HE DID NOT ATTEMPT TO USE THE MANUAL ALTERNATE GEAR EXTENSION METHOD. THE PILOT ALSO REPORTED THAT THE LOSS OF ELECTRICAL POWER COULD HAVE RESULTED FROM HIS FAILURE TO TURN ON THE GENERATORS DURING THE FLIGHT.

Probable Cause: THE PILOT'S FAILURE TO FOLLOW CHECKLIST PROCEDURES IN THAT HE DID NOT UTILIZE THE ALTERNATE GEAR EXTENSION METHOD WHEN ELECTRICAL POWER WAS LOST. A FACTOR WAS HIS FAILURE TO FOLLOW THE CHECKLIST WHEN HE FAILED TO TURN ON THE GENERATORS PRIOR TO FLIGHT, WHICH RESULTED IN ELECTRICAL FAILURE.

Accident investigation:
cover
  
Investigating agency: NTSB
Report number: ATL93LA049
Status: Investigation completed
Duration: 9 months
Download report: Final report

Sources:

NTSB ATL93LA049

History of this aircraft

Other occurrences involving this aircraft
2 July 1982 N7712Y Private 0 Clearwater, FL sub

Revision history:

Date/timeContributorUpdates
18-Mar-2024 07:31 ASN Update Bot Added

Corrections or additions? ... Edit this accident description

The Aviation Safety Network is an exclusive service provided by:
Quick Links:

CONNECT WITH US: FSF on social media FSF Facebook FSF Twitter FSF Youtube FSF LinkedIn FSF Instagram

©2024 Flight Safety Foundation

1920 Ballenger Av, 4th Fl.
Alexandria, Virginia 22314
www.FlightSafety.org