(4)
AMM 32-00-20/201, Landing Gear Downlocks
C.
Access
(1)
Location Zones
143/144 MLG Wheel Well
197 Wing to Body-Aft Lower Half (Left)
211/212 Control Cabin
(2)
Access Panels
197KL Central Hydraulic Service Center
D.
Prepare for the System Test
S 865-051
(1)
Supply electrical power (AMM 24-22-00/201).
S 495-052
(2)
Make sure the downlocks are installed on the nose and main landing gear (AMM 32-00-20/201).
S 015-083
WARNING: USE THE PROCEDURE IN AMM 32-00-15/201 TO INSTALL THE DOOR
_______ LOCKS. THE DOORS OPEN AND CLOSE QUICKLY AND CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
(3)
Open the doors for the landing gear and install the door locks (AMM 32-00-15/201).
S 015-053
(4)
Open the access panel for the central hydraulic service center (AMM 06-41-00/201).
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
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ALL ú ú 01 Page 508 ú May 28/99
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A
757 MAINTENANCE MANUAL
E. Do the System Test of the Temperature Indication for the Hydraulic Reservoir Fluid.
S 865-066
(1)
Push the ELEC/HYD switch on the EICAS maintenance panel on the right side panel, P61.
S 975-067
(2)
Make a record of the L (R, C) HYD TEMP indication shown on EICAS.
S 035-068
(3)
Disconnect the electrical connector from the temperature transmitter on the left (right, center) hydraulic reservoir.
S 485-069
(4)
Connect the electrical connector for the left (right, center) temperature transmitter to a decade box.
S 865-070
(5)
Set the resistance of the decade box to 108.39 |0.40 ohms.
S 215-071
(6)
Make sure the L (R, C) HYD TEMP indication shown on EICAS is 50 |1°C.
S 865-072
(7)
Set the resistance of the decade box to 128.85 |0.50 ohms.
S 215-073
(8)
Make sure the L (R, C) HYD TEMP indication shown on EICAS is 100 |2°C.
(9)
Disconnect the decade box from the electrical connector.
S 435-075
(10)
Install the electrical connector on the temperature transmitter on the left (right, center) hydraulic reservoir.
S 095-074
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
757 MAINTENANCE MANUAL
S 215-076
(11)
Make sure the L (R, C) HYD TEMP indication is the same as the record you made before (| 1°C).
F.
Put the Airplane Back to Its Usual Condition
S 415-054
WARNING: USE THE PROCEDURE IN AMM 32-00-15/201 TO REMOVE THE DOOR LOCKS.
_______ THE DOORS OPEN AND CLOSE QUICKLY AND CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
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本文鏈接地址：757 AMM 飛機維護手冊 液壓 CHAPTER 29 - HYDRAULIC POWER 2(168)
