Keep all the parts that are serviceable and discard those that are broken.

A. Remove the test cap between the Precooler Control Valve and the 3908 sensor on the control pressure sense line and ensure that there is air flowing out of the port.

B. From precooler control valve to 3908 sensor, remove the sense line test cap, make certain that the air flows from the test hub.

C. The purpose of the test cap removal from the Precooler Control Valve to the 3908 sensor is to guarantee that there is airflow at the test port.

A. 在接触到升降舵调整片后缘时，将指示器归零。

B. 在接触到升降舵调整片前缘时，将指示器归零。

C. 当连接到升降舵调整片前缘时，将指示器一次性归零。

A. Programs shall be written in order of the reference number of each chapter and own proper primary and secondary theme headings. It is not necessary to begin a program from the ceiling of a new page.

B. Procedures shall be sorted in priority order of the reference number in each chapter. They have appropriate main and subordinate topic headings and the beginning do not need to exceed the top of a new page.

C. Procedures shall be prepared in reference number sequence within each chapter with proper major and minor subject heads, without the necessity of each procedure starting at the top of a new page.

A. Sudden changes in temperature can adjust the internal logic.

B. The internal logic adjusts to sudden changes in temperature.

C. The internal logic can be adjusted by sudden changes in temperature.

A. A maximum distance of 50 feet is required between consumable materials and the work area.

B. Keep flammable materials at a minimum distance of 50 feet from the work area.

C. Explosive materials must be kept at least 50 feet away from the work area.

A. This section includes all the limits of the optional systems and equipment.

B. Limitations related to optional systems may be contained in this section.

C. Only the limitations which are relevant to optional systems might be including in this section.

A. Turn the dimming knob and find out the intensity of the light changes.

B. Press the light exchange switch to observe the change of light intensity.

C. Operate the dimmer switch and make sure that the intensity of the light changes.

A. When describing the airplane＇s Landing Gear, how its indication system functions shall be explained.

B. When describing the airplane＇s Landing Gear, how its emergency response system functions shall be explained.

C. In the description of the airplane＇s Landing Gear, how its warning system functions shall be explained.

A. 描述飞机电力转向系统时，如安装前轮电力转向，应包括以下相关信息： （a）系统 （b）如何使用 （c）限制讨论。

B. 描述飞机动力转向系统时，如安装前轮动力转向，应包括以下相关信息： （a）系统描述 （b）如何使用 （c）相关限制。

C. 描述飞机功率转向系统时，如果安装前轮功率转向，应包括以下相关信息： （a）应描述系统。 （b）应说明如何使用。 （c）应阐述限制。

A. 数一下轮胎的胎面层数。

B. 计算轮胎的胎面数。

C. 检查轮胎的数量。