NONE · Williams Yakovlev YAK 3UPW · 2010-03-22 · Half Moon Bay, CA, USA
Event
NTSB number
WPR10LA173
Event ID
20100322X85943
Type
Accident
Date
2010-03-22
Location
Half Moon Bay, CA, USA
Coordinates
37.51361, -122.501113
Injuries
Highest injury
NONE
Fatal
0
Serious
0
Minor
0
Uninjured
1
Total aboard
1
Aircraft
Make
Williams Yakovlev
Model
YAK 3UPW
Registration
N153U
FAR Part
091
Engines
1
Damage
SUBS
Conditions
Light
DAYL
Weather
VMC
Probable cause
The failure of left main landing gear actuator to lock in the down position due to low down-lock pressure as a result of a contaminated down-lock track and corroded down-lock balls.