Motor Club

Failed Landing Gear MotorAfter takeoff, crew selected gear lever to up. Gear traveled halfway up and stopped. Crew selected holding area and ran checklist, manually lowering gear, followed by normal landing. Inspection revealed landing gear motor had failed and tripped the 60-amp circuit breaker under the floor. Motor was repaired and ops check was good.Part Total Time: 9452.0 hours

Editorial Staff

Monday, December 22, 2014 at 12:00 AM ET

Verified

Key Takeaways:

A variety of aircraft experienced motor failures in critical systems, including landing gear, hydraulics, fuel pumps, and air conditioning.
These motor failures led to significant operational issues such as unretractable gear, loss of braking/steering, smoke, or inoperative controls, often necessitating manual procedures, diversions, or emergency declarations.
The incidents occurred across a wide range of component total times, from newly overhauled parts to those with thousands of hours, suggesting variability in failure timing.

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Beechcraft Model 200 Super King Air
Failed Landing Gear Motor
After takeoff, crew selected gear lever to up. Gear traveled halfway up and stopped. Crew selected holding area and ran checklist, manually lowering gear, followed by normal landing. Inspection revealed landing gear motor had failed and tripped the 60-amp circuit breaker under the floor. Motor was repaired and ops check was good.
Part Total Time: 9452.0 hours

Cessna Model 560 Citation V
Failed Air Conditioning Motor
While fueling aircraft with a GPU connected, white smoke began billowing from in front of the single-point refueling door. Inspected the hell hole and found the vapor cycle unit smoking profusely; no flames or scorching noted. Replaced inoperative drive motor and compressor, along with new dryer.
Part Total Time: 7198.0 hours