A确保着陆时切断灯的开关电源连接。
B确保着陆灯断开电门的电连接是安全的。
C确保着陆灯安全切断了开关电源连接。
Make sure that the landing-light cutoff switch power connection is safe.
Operate the dimmer switch and make sure that the intensity of the light changes.
MAKE SURE THAT THE FLUID INDICATOR LIGHT ( ).
Make sure that the clearance is in the limits.
Make sure that there is tension in the lockwire.
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