29-11-23
ALL ú ú 01 Page 405 ú May 28/99
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
757
MAINTENANCE MANUAL
S 414-027
(13) For the center hydraulic system, close the access panel, 197KL, for the central hydraulic service center (AMM 06-41-00/201).
S 094-028
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.
(14) For the left or right hydraulic system, remove the door locks from the landing gear doors and close the doors (AMM 32-00-15/201).
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29-11-23
ALL ú ú 01 Page 406 ú May 28/99
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
757 MAINTENANCE MANUAL
RESERVOIR PRESSURE RELIEF VALVE - REMOVAL/INSTALLATION
______________________________________________________
1. General
_______
A. This procedure has two tasks. One task removes the pressure relief valve on the reservoir in the left, right, or center hydraulic system. The other task installs the pressure relief valve.
TASK 29-11-24-004-001
2. Remove the Pressure Relief Valve (Fig. 401)
________________________________
A. References
(1)
AMM 06-41-00/201, Fuselage Access Doors and Panels
(2)
AMM 29-11-00/201, Main (Left, Right, and Center) Hydraulic Systems
(3)
AMM 32-00-15/201, Landing Gear Door Locks
(4)
AMM 32-00-20/201, Landing Gear Downlocks
B. Access
(1)
Location Zones
143/144 MLG Wheel Well
197 Wing to Body - Lower Half (Left)
(2)
Access Panel
197KL Central Hydraulic Service Center
C. Procedure
S 494-002
(1) For the left or right hydraulic system, make sure the downlocks are installed on the nose and main landing gear (AMM 32-00-20/201).
S 494-003
WARNING: DO 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.
(2) For the left or right hydraulic system, open the doors for the landing gear and install the door locks (AMM 32-00-15/201).
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
29-11-24
ALL ú ú 01 Page 401 ú May 28/99
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
757
MAINTENANCE MANUAL
PRESSURE RELIEF VALVE
SEE B
HYDRAULIC RESERVOIR
SEE A
PRESSURE
RELIEF TUBE
RESERVOIR
ELBOW
FITTING
FWD
1. CLAMP UNION
2.
BOLT HYDRAULIC RESERVOIR
3.
BOLT (EXAMPLE)
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