Aug 28, 2015
Accident
Minor Las Vegas, NV
InjuriesNone
Phase of Flight-
ConditionsVMC
OperationFAR 091
Probable Cause
The jet flight crew's use of an inappropriate checklist to resolve a parking brake hydraulic system pressure anomaly, which resulted in the airplane rolling down a slight incline and colliding with a parked twin-engine turboprop airplane. Contributing to the accident was the defective parking brake check valve.
NTSB WPR15LA253