S 015-037
(2)
Remove the fixed upper wing panel 622BR (AMM 06-44-00/201).
S 015-146
(3)
Remove the fixed lower wing panel 621AB (AMM 06-44-00/201).
S 865-039
(4)
Supply electrical power (AMM 24-22-00/201).
S 215-040
(5)
Make sure the ISOLATION VALVE switch-light on the P5 panel is in the OFF position.
S 215-041
(6)
Make sure the WING ANTI-ICE switch-light on the P5 panel is in the OFF position.
S 495-042
WARNING:_______YOU MUST USE EYE AND EAR PROTECTIVE DEVICES. THE HOT AIR IN
THE PRESSURIZED DUCTS CAN CAUSE INJURY TO PERSONS.
CAUTION: DO NOT USE A GROUND AIR SUPPLY THAT IS HOTTER THAT 200°F WHEN
_______ THE AIRPLANE IS IN FLIGHT MODE. THE HOT AIR IN THE WING TAI DUCT CAN CAUSE DAMAGE TO THE LEADING EDGE PANELS.
(7) To supply pneumatic power, hold the right pneumatic service connector open, and connect an air supply to the right pneumatic service connector (AMM 36-00-00/201).
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30-11-00
ALL ú ú 01 Page 508 ú Sep 28/99
A
757 MAINTENANCE MANUAL
E. Procedure (Fig. 501, 502)
S 485-044
(1)
Attach the pressure gage to the fitting on the outboard end of the right TAI tee duct.
S 865-045
(2)
Hold the WING ANTI-ICE WINDOW/PROBE HEAT test switch on the right sidewall panel, P61, in the WING ANTI-ICE position. Start the operation of timing device at the same time.
S 215-046
(3)
Make sure the R VALVE light on the P5 panel comes on, and R WING ANTI-ICE shows on the EICAS display.
NOTE: The EICAS message shows in 2 to 3 seconds.
____
S 215-147
(4)
Make sure the pressure gage shows 13-20 psig.
S 215-148
(5)
Make sure the R VALVE light on the P5 panel goes off, and the EICAS message R WING ANTI-ICE does not show after approximately 12 seconds.
S 865-049
(6)
Release the WING ANTI-ICE WINDOW/PROBE HEAT test switch on the P61 panel.
S 045-006
WARNING: PREPARE THE SAFETY-SENSITIVE SYSTEMS FOR THE AIR MODE BEFORE
_______ YOU OPEN THE AIR/GROUND CIRCUIT BREAKERS. IN THE AIR MODE, MANY OF THE AIRPLANE SYSTEMS CAN OPERATE AND CAUSE INJURIES TO PERSONS AND DAMAGE TO EQUIPMENT.
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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(16)
