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2) Put the R HYD PUMPS ELEC pump switch to the ON position.
(b) If you use the hydraulic service cart, do these steps: 1) Open the access panel, 444 AL, for the hydraulic bay in the aft strut (AMM 06-43-00/201).
2) Connect the service cart pressure and return lines to the right system ground power connections with a flowmeter installed in the cart pressure line.
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.
3) Operate the hydraulic service cart to pressurize the right system to 3000 psi.
S 486-207
(2) If you use the multimeter technique, do these steps:
(a) Do these steps to install the multimeter and the clamp-on ac current probe: 1) Get access to the right system ACMP ELCU M10005 in the P31
panel.
WARNING: BE CAREFUL WHEN YOU INSTALL THE CLAMP-ON AC CURRENT
_______ PROBE INTO THE POWER PANEL. THE VOLTAGES IN THE POWER PANEL CAN KILL AND/OR CAUSE DAMAGE TO EQUIPMENT.
2) Put the clamp-on ac current probe around one of the three wires which connect to the load side of the ELCU.
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
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757 MAINTENANCE MANUAL
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.
(3) S 866-208Put the A/P ENGAGE R switch on the mode control panel on the P55 panel to CMD, to engage the right system autopilot.
(4) S 866-209Put the landing gear lever in the DOWN position.
NOTE:____ This supplies flow to the right system brake circuit.
(5) S 866-210Put the STAB TRIM R hydraulic cutout switch on the P10 panel on the control stand to the NORM position.
NOTE:____ This puts the right hydraulic system in the landing configuration.
(6) S 866-211Let the right system operate for a least 1 minute to let the leakage flow become stable.
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本文链接地址：757 AMM 飞机维护手册 液压 CHAPTER 29 - HYDRAULIC POWER 1(128)
