• 热门标签

当前位置: 主页 > 航空资料 > 机务资料 >

时间:2011-10-27 13:25来源:蓝天飞行翻译 作者:航空
曝光台 注意防骗 网曝天猫店富美金盛家居专营店坑蒙拐骗欺诈消费者

 2.  Operational Test - Angle of Attack Probe Heat System
____________________________________________________
 A.  References
 (1)  
24-22-00/201, Electrical Power - Control

 (2)  
27-61-00/201, Spoiler/Speedbrake Control System

 (3)  
31-41-00/201, Engine Indication and Crew Alerting System (EICAS)

 (4)  
32-09-02/201, Air/Ground Relays

 (5)  
33-16-00/501, Master Dim and Test


 B.  Access
 (1)  Location Zones
 211/212 Control Cabin - Section 41

 C.  Prepare for the Test
 S 215-002
 (1)  
Make sure that no test equipment or covers are installed on the pitot probes, the angle of attack probes, or the total air temperature probe.

 S 865-003

 (2)  
Supply electrical power (Ref 24-22-00/201).

 S 715-004

 (3)  
Make sure the master dim and test system operates for the L AOA and R AOA annunciators (Ref 33-16-00/501).

 S 715-005

 (4)  
Make sure the Engine Indication and Crew Alerting System (EICAS) operates (Ref 31-41-00/201).

 S 215-006

 (5)  
Make sure the L AOA and R AOA annunciators on the auxiliary annunciator panel M10394 (panel P5) are on.

 S 865-007

 (6)  
Put the computer select switch on the EICAS control panel (panel P9) in the AUTO position.

 S 215-008

 (7)  
Make sure the EICAS message, PROBE HEAT, shows on the top EICAS display (panel P2).


 D.  Do a Test of the Angle of Attack Probe Heat System
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 30-32-00
 ALL  ú ú 01 Page 501 ú Sep 20/92

A

757 MAINTENANCE MANUAL
 S 865-009 WARNING:_______DO NOT TOUCH THE PROBES DURING THE TEST. THE PROBES BECOME VERY HOT AND CAN BURN YOU. CAUTION: DO NOT OPERATE THE PROBE HEAT FOR MORE THAN 10 MINUTES.
_______ DAMAGE TO THE PROBE CAN OCCUR.
 (1)  Push and hold the WING ANTI-ICE WINDOW/PROBE HEAT test switch on the M10398 test panel (P61), in the WINDOW/PROBE HEAT position.
 (2)  S 215-010Make sure the L AOA and R AOA annunciators are off.
 (3)  S 215-031Make sure the EICAS messages, L AOA and R AOA PROBE, do not show on the top EICAS display.
 (4)  S 865-011Open this circuit breaker on the main power distribution panel, P6, and attach a DO-NOT-CLOSE tag: (a) 6L16 or 6L17, L AOA HEAT
 (5)  S 215-012Make sure the L AOA annunciator is on.
 
中国航空网 www.aero.cn
航空翻译 www.aviation.cn
本文链接地址:757 AMM 飞机维护手册 防冰和排雨 CHAPTER 30 - ICE AND RAIN PROTECTION(98)