NTSB Identification: CHI86LA175.
The docket is stored on NTSB microfiche number 32116.
Accident occurred Monday, July 14, 1986 in CHICAGO, IL
Aircraft: PIPER PA-28R-201, registration: N31588
Injuries: 1 Uninjured.

NTSB investigators may not have traveled in support of this investigation and used data provided by various sources to prepare this aircraft accident report.

THE PILOT WAS UNABLE TO GET A DOWN AND LOCKED INDICATION FOR THE LEFT MAIN GEAR AND UPON TOUCHDOWN THE LEFT GEAR COLLAPSED. INSPECTION REVEALED AN INTERNAL FAILURE OF THE LEFT MAIN ACTUATOR. THE FLUID HAD LEAKED PAST THE O-RINGS AND PREVENTED THE GEAR FROM BEING LOCKED IN THE DOWN POSITION.

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

LANDING GEAR,NORMAL RETRACTION/EXTENSION ASSEMBLY..FAILURE,PARTIAL


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