(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 no test equipment or covers are installed on the pitot probe, the total air temperature probe, or the angle of attack 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 TAT annunciator (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 TAT light on the M10394 auxiliary annunciator panel (P5 panel) is 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 Total Air Temperature Probe Heat System
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
30-33-00
ALL ú ú 01 Page 501 ú Jun 20/92
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757
MAINTENANCE MANUAL
S 865-009
WARNING:_______DO NOT TOUCH THE PROBE DURING THE TEST. THE PROBE BECOMES VERY HOT AND CAN BURN YOU.
CAUTION: DO NOT OPERATE THE PROBE HEATERS 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.
(a)
Make sure the TAT annunciator is off.
(b)
Make sure the EICAS messages, PROBE HEAT and TAT PROBE, do not show on the top EICAS display.
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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(104)
