Accident Piper PA-22-160 N9206D, Monday 20 October 1986

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Date:	Monday 20 October 1986
Time:	13:15 LT
Type:	Piper PA-22-160
Owner/operator:	Private
Registration:	N9206D
MSN:	22-6265
Year of manufacture:	1958
Total airframe hrs:	3168 hours
Engine model:	Lycoming O-320-B2B
Fatalities:	Fatalities: 0 / Occupants: 4
Other fatalities:	0
Aircraft damage:	Substantial
Category:	Accident
Location:	Big Bear City, CA - United States of America
Phase:	Landing
Nature:	Private
Departure airport:	San Diego, CA (KSAN)
Destination airport:	Big Bear City, CA (L35)
Investigating agency:	NTSB
Confidence Rating:	Accident investigation report completed and information captured

Narrative:
THE ACFT VEERED OFF RWY 7 DURING LANDING ROLL. THE PLT INDICATED THE ACFT VEERED TO THE RIGHT. THERE WAS A SINGLE RUBBER SKID MARK APRX 150 FT LONG FOUND ON THE RWY. THE WIND WAS REPORTED BY ANOTHER PLT TO BE 'DOWN THE RUNWAY AT 10-15 KNOTS.' EXAMINATION OF THE ACFT REVEALED THE LEFT BRAKE MASTER CYLINDER FAILED. METAL PARTICLES HAD CONTAMINATED THE BRAKE FLUID. VISUAL INSPECTION OF THE CYLINDER WALLS SHOWED SIGNS OF DETERIORATION.

Probable Cause:

Accident investigation: