S 216-004
(3) If you do not find metal in the two filters, do these steps: (a) Install new filter elements, but do not replace the EDP (AMM 29-11-17/401). (b) Examine the filter elements again after 200 hours of operation.
S 176-005
(4) If you find metal in the two filters, do these steps: (a) Replace the applicable EDP (AMM 29-11-05/401). (b) Flush the hydraulic system (AMM 29-11-00/201).
S 286-006
(5) Get a fluid sample from the applicable hydraulic reservoir and do a check that the fluid contamination is less than the limits
(AMM 29-00-00/601).
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29-11-05
ALL ú ú 01 Page 602 ú May 28/99
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
757 MAINTENANCE MANUAL
ENGINE-DRIVEN PUMP (EDP) SUPPLY SHUTOFF VALVE - REMOVAL/INSTALLATION
____________________________________________________________________
1. General
_______
A. This procedure contains two tasks. The first task removes the supply shutoff valve for the engine-driven pump. The second task installs the shutoff valve for the engine-driven pump.
TASK 29-11-06-004-001
2. Remove the Supply Shutoff Valve for the Engine-Driven Pump (Fig. 401)
__________________________________________________________
A. References
(1)
AMM 06-43-00/201, Engine and Nacelle Strut Access Doors and Panels
(2)
AMM 29-11-00/201, Main (Left, Right, and Center) Hydraulic Systems
(3)
AMM 78-31-00/201, Thrust Reverser System
B. Access
(1)
Location Zone
434/444 Nacelle Strut - Aft Fairing
(2)
Access Panels
434AL/444AL Hydraulic Bay
C. Procedure ú ú S 864-041 ú (1) Supply electrical power (AMM 24-22-00/201).
S 864-002
WARNING: DO THE THRUST REVERSER DEACTIVATION PROCEDURE TO PREVENT
_______ THE OPERATION OF THE THRUST REVERSER. THE ACCIDENTAL OPERATION OF THE THRUST REVERSER CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
(2)
Do this procedure: Thrust Reverser Deactivation for Ground Maintenance (AMM 78-31-00/201).
S 014-003
(3)
Open the access panel for the hydraulic bay in the aft strut (AMM 06-43-00/201).
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