Nov 10, 2012
Incident
Minor Minneapolis, MN
InjuriesNone
Phase of Flight-
ConditionsVMC
OperationFAR 135
Probable Cause
Loose electrical connections to the hydraulic system and anomalies in the hydraulic shuttle valve and power pack, which resulted in an uncommanded gear unlock and collapse of the left main landing gear. Contributing to the accident was the operator’s failure to comply with the life limits outlined by the hydraulic power pack’s manufacturer.
NTSB CEN13IA059