VAN NUYS, CA, USA
N69GT
AERO COMMANDER 1121
THE PLT, EXECUTING AND ILS APCH, OBSERVED A PRIMARY HYDRAULIC PRESSURE DROP AND DECLARED HIS INTENT TO LAND WITHOUT THE USE OF FLAPS, SPEED BRAKES, REVERSERS OR NOSE WHEEL STEERING. THE ACFT RAN OFF THE END OF THE RWY DURING LANDING, TRAVELED APRX 1300 FT AND CAME TO REST ON A GOLF COURSE AFTER STRIKING 2 VEHICLES AND A CHAIN LINK FENCE. POST ACCIDENT INVESTIGATION REVEALED .8 QUARTS OF HYDRAULIC FLUID (SKYDROL) IN THE RESERVOIR. RESERVOIR CAPACITY IS 1.28 U.S. GALLONS. THE PLT STATED HE PUMPED THE BRAKES ON APCH TO BUILD PRESSURE IN THE EMERGENCY BRAKE SYSTEM. THE PLT ANNOUNCED HE HAD NO BRAKED AFTER TOUCHDOWN. THE JET COMMANDER 1121 OPERATOR'S MANUAL CAUTIONS AGAINST THIS PRACTICE. A FUNCTIONAL CHECK OF THE THRUST REVERSERS BY ON-SCENE INVESTIGATORS PRODUCED 2 COMPLETE CYCLES OF OPERATION. TWO PERSONS LOCATED IN A GROUND VEHICLE WERE INJURED DURING THE OVERRUN LANDING.
Source: NTSB Aviation Accident Database
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