PPRuNe Forums - View Single Post - MAX’s Return Delayed by FAA Reevaluation of 737 Safety Procedures
Old 21st Jul 2019, 00:19
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oo_chris_oo
 
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Originally Posted by HighWind
Today it require 50 revolutions trimming end to end, with a gear this is will increase. I.e. it will take longer to restore trim manually.
The trim wheel speed when powered by the motor will also increase.
Probably also eliminating the ability to stop a runaway trim by grapping the running wheel with the hand? While you have more momentum due to the gear to prevent the motor from spinning, the higher trim wheel speed will have considerable kinetic energy while spinning.
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