3139. If you do not do a regular monitoring of the APU oil consumption, do the steps that follow to make sure that the APU oil quantity is sufficient for the flight

224. For airplanes having an arry of sophisticated or comlex system, the full system/chapter method of indexing is recommended

223. 每个主油箱都有两个浮子电门

222. If you are not sure if the unit is serviceable, do a standard serviceability test

221. 指示空速是修正仪表误差后空速指示器所指示的飞机速度

220. 所需转速驱动发电机的机械装置。

219. Electrical and hydraulic systems associated with door control are included as appropriate

218. Emergency Procedures and other pertinent information necessary for safe operations shall be provided for emergencies peculiar to particular airplane design, operating or handling characteristics

217. The engine tachometer system supplies the engine low pressure rotor (N1) and the engine high pressure rotor (N2) speed signals

216. 不要将压缩空气出口对着皮肤。

215. Once designed and approved, the establishment of thorough maintenance procedures is a must