2980. The airplane has been maintained in accordance with manufacturer recommendations or equivalent ( )

1320. 当拉下低位的轴承时,可以看到低位的封圈 ( )

1319. If numbered, they should be numbered sequentially and need not follow the numbering in this specification so as to avoid “gaps” resulting from specification material not appropriate to the type of airplane( )

1318. 服务通告中程序的执行是强制的。 ( )

1317. The standby altimeter is supplied with static pressure by the standby probes to indicate the barometric altitude of the aircraft( )

1316. CAUTION( )

1315. 把泵侧卡环上的 15 个螺帽拧松。 ( )

1314. 调节门操纵杆,直到其与固定点对准。 ( )

1313. Wiring diagrams may be shown in the basic Maintenance Manual in the system/chapter/Sections or in a sepWiring Diagram Manual

1312. Utilizing an airplane as intended by the manufacturer ,combined with sound inspection and maintenance practices , forms the basic for assuring the airplane remains airworthy and safe operate( )

1311. Add the necessary quantity of oil ( )