Accident Piper PA-22-160 N8779D, Sunday 18 October 1987

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Date:	Sunday 18 October 1987
Time:	11:30 LT
Type:	Piper PA-22-160
Owner/operator:	Private
Registration:	N8779D
MSN:	225967
Total airframe hrs:	2871 hours
Engine model:	Lycoming O-320-B2A
Fatalities:	Fatalities: 0 / Occupants: 2
Other fatalities:	0
Aircraft damage:	Substantial
Category:	Accident
Location:	Tucson, AZ - United States of America
Phase:	Standing
Nature:	Private
Departure airport:
Destination airport:
Investigating agency:	NTSB
Confidence Rating:	Accident investigation report completed and information captured

Narrative:
THE PILOT REPORTED THAT THE ENGINE WOULD NOT START BY PRESSING THE STARTER SO HE DECIDED TO HAND PROP THE ENGINE. AFTER SEVERAL ATTEMPTS THE ENGINE FINALLY STARTED. THE ENGINE IMMEDIATELY INCREASED POWER AND THE AIRCRAFT JUMPED THE CHOCKS. THE NON-PILOT PASSENGER AT THE CONTROLS WAS UNABLE TO STOP THE AIRCRAFT BEFORE IT COLLIDED WITH A HANGAR. THERE WERE NO MECHANICAL MALFUNCTIONS/FAILURES REPORTED.

Probable Cause:

Accident investigation: