时钟通过CLOCK跳开关从28伏直流热电瓶汇流条中获取电源。

In the description of the airplane＇s Electrical System, restrictions, warnings and operating tips shall be explained.

In the description of the airplane＇s Electrical System, use of ground power units and battery charging shall be discussed.

In the description of the airplane＇s Electrical System, circuit protection shall be explained.

In the description of the airplane＇s Electrical System, capacity and load shedding shall be discussed.

In the description of the airplane＇s Power Steering, if nose wheel power steering is installed: (a) the system shall be described. (b) how to use it shall be explained. (c) restrictions shall be discussed.

In the description of the airplane＇s Brake System, how to recognize impending problems and what to do if malfunctions occur shall be explained.

In the description of the airplane＇s Brake System, how to get maximum braking and maximum life out of the brakes shall be discussed.

In the description of the airplane＇s Hydraulic System, the primary and auxiliary systems shall be described.

In the description of the airplane＇s Fuel System, the fuel measurement system shall be explained and need for monitoring and calibrating shall be discussed.

In the description of the airplane＇s Fuel System, the fuel venting system and consequence of allowing it to become plugged shall be discussed.