NO.MYRTLE BEACH, SC, USA
N4E
BEECH 95-B55
WHEN THE PLT EXTENDED THE GEAR, THE LANDING GEAR MOTOR CIRCUIT BREAKER (C/B) POPPED. HE RESET THE C/B & AFTER A COOL DOWN PERIOD ATTEMPTED TO EXTEND THE GEAR AGAIN, BUT WITH THE SAME RESULTS. THE PLT WAS NOT ABLE TO EXTEND THE GEAR FULLY DOWN & LOCKED WITH THE EMERGENCY EXTENSION SYSTEM. THE ACFT WAS SUBSEQUENTLY LANDED WITH THE LANDING GEAR PARTIALLY EXTENDED & THE GEAR COLLAPSED. EXAM REVEALED THAT SEVERAL P/N 5201KD BEARINGS WERE BROKEN & HAD BECOME JAMMED BETWEEN THE WORM GEAR & THE GEAR BOX HOUSING OF THE LANDING GEAR ACTUATING SYSTEM. THERE WAS LITTLE GEAR LUBRICANT IN THE ACTUATOR. THE ACTUATOR HAD BEEN OPERATED 4,538 HRS SINCE NEW & HAD NOT BEEN OVERHAULED. THE MANUFACTURER'S RECOMMENDED OVERHAUL PERIOD IS 2,000 HRS.
Source: NTSB Aviation Accident Database
Aviation Accidents App
In-Depth Access to Aviation Accident Reports
