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MAINTENANCE MANUAL
2) 6L14 or 6L15 or 6L16, PITOT HEAT L AUX
3) 6L17, L AOA HEAT
4) 6L21, PITOT HEAT R AUX
5) 6L22, PITOT HEAT F/O MAIN
6) 6L23, R AOA HEAT
7) 6L24, TAT PROBE HEAT
(c) Push the four switches on the control panel to the ON position.
1) Make sure the white ON lights in the switches are on.
(d) Hold the WING ANTI-ICE WINDOW/PROBE HEAT switch on the M10398
miscellaneous test panel in the WINDOW/PROBE HEAT position.
NOTE: The M10398 panel is on right side panel P61.____
(e) Make sure the amber INOP light in each WINDOW HEAT switch comes
on after about three seconds.
(f) Release the WING ANTI-ICE WINDOW/PROBE HEAT switch.
(g) Put the four WINDOW HEAT switches to the off position.
1) Make sure the amber INOP light in each switch is on.
(h) Remove the DO-NOT-CLOSE tags and close these circuit breakers
on the P6 panel:
1) 6L13 or 6L14 or 6L15, PITOT HEAT CAPT MAIN
2) 6L14 or 6L15 or 6L16, PITOT HEAT L AUX
3) 6L17, L AOA HEAT
4) 6L21, PITOT HEAT R AUX
5) 6L22, PITOT HEAT F/O MAIN
6) 6L23, R AOA HEAT
7) 6L24, TAT PROBE HEAT
(i) Remove the electrical power if it is not necessary
(AMM 24-22-00/201).
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WINDSHIELD WIPER SYSTEM - DESCRIPTION AND OPERATION
___________________________________________________
General
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A. Two windshield wipers clear the captain's and first officer's No. 1 windows during takeoff, approach, and landing in rain or snow. Each wiper is driven by a separate motor to ensure clear vision through one window if one motor fails. System components include: the windshield wiper/rain repellent control panel, windshield wiper motor/converter, windshield wiper arm, and windshield wiper blades. The system uses main left and right 28-volt dc power, through circuit breakers on overhead circuit breaker panel P11.
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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(128)
