What was found
MIA - THE BLUE HYDRAULIC SYSTEM FAILED. EMERGENCY DECLARED RETURNED MIA WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. REPLACED O-RING FOR BLUE SYSTEM FLUID SAMPLING VALVE. SYSTEM GROUND CHECK NORMAL OPERATION.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
MIA - THE BLUE HYDRAULIC SYSTEM FAILED. EMERGENCY DECLARED RETURNED MIA WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. REPLACED O-RING FOR BLUE SYSTEM FLUID SAMPLING VALVE. SYSTEM GROUND CHECK NORMAL OPERATION.