757 AMM 飞机维护手册 液压 CHAPTER 29 - HYDRAULIC POWER 1(158)

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 2) Put the clamp-on ac current probe around one of the three wires which connect to the load side of the ELCU. 3) Connect the multimeter to the clamp-on ac current probe.
 WARNING: KEEP PERSONS AND EQUIPMENT AWAY FROM ALL CONTROL SURFACES
_______ WHEN YOU SUPPLY THE HYDRAULIC POWER. THE AILERONS, ELEVATORS, RUDDER, FLAPS, SLATS, SPOILERS, AND STABILIZER ARE FULLY POWERED SURFACES. INJURY TO PERSONS OR DAMAGE TO EQUIPMENT CAN OCCUR WHEN YOU SUPPLY THE HYDRAULIC POWER.
 (b) Put the R HYD PUMPS ELEC pump switch to the ON position.
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
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757
MAINTENANCE MANUAL

 (4)  S 866-353Pressurize the left and center hydraulic systems with the hydraulic service cart or the system ACMP (AMM 29-11-00/201).
 (5)  S 866-354Make sure the landing gear lever is in the OFF position.
 (6)  S 866-355Make sure the flaps/slats are retracted and the flap handle is in the zero detent.
 (7)  S 866-356Make sure all autopilot switches on the pilots' glareshield panel, P55, are in the OFF position.
 (8)  S 866-357Make sure the two yaw damper switches on the pilots' overhead panel, P5, are in the INOP position.
 (9)  S 866-358Put the STAB TRIM C hydraulic cutout switch on the control stand panel, P10, to the CUT OUT position.
 S 866-359

 (10)
 Make sure the flight control shutoff valve switches on the right side panel, P61, are in the ON position.

 S 866-390

 (11)
 Make sure the R HYD PUMPS ENG switch on the hydraulic control panel on the P5 panel is in the ON position.

 S 866-361

 (12)
 If you do not use the ACMPs to pressurize the system in this test, make sure R HYD PUMPS ELEC switch on the hydraulic control panel on the P5 panel is in the OFF position.

 S 796-360

 (13)
 Do the Component Check for the Right Hydraulic System (Fig. 622).

 S 796-362

 (14)
 Do the Internal Leakage Check for the Right Hydraulic System -Autopilot and Stabilizer Trim (Fig. 623).

 S 796-361

 (15)
 Do the Internal Leakage Check Right Hydraulic System - Lateral Flight Controls (Fig. 624).

 S 796-475

 (16)
 Do the Internal Leakage Check for the Right Hydraulic System -Empennage Flight Controls (Fig. 625).

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