(b)
11K20, HYDRAULICS QTY LEFT
(c)
11K21, HYDRAULICS QTY RIGHT
(d)
11K25, HYDRAULICS ELEC PUMP LEFT
(e)
EICAS (6 locations)
S 864-005
(4)
Remove the pressure from the applicable hydraulic system and the reservoir (AMM 29-11-00/201).
D.
Remove the Reservoir (Fig. 401)
S 684-006
(1)
Open the drain valve on the reservoir.
S 684-007
(2)
Drain the fluid from the reservoir into a container.
S 684-008
(3)
Close the drain valve after the fluid drains from the reservoir.
S 034-009
(4)
Disconnect the hydraulic supply lines and the hydraulic return lines from the reservoir.
S 034-010
(5)
Disconnect the tube from the pressure relief valve.
S 034-011
(6)
Disconnect the reservoir pressurization line.
S 034-012
(7)
Install caps on the hydraulic lines and on the openings on the reservoir.
S 034-013
(8)
Disconnect the electrical connectors from these components:
(a)
Fluid quantity transmitter
(b)
Pressure switch
(c)
Temperature transmitter.
S 024-014
(9)
Hold the reservoir while you remove the parts which hold the reservoir.
(10)
Remove the bolt (1) which connects the support rod to the reservoir.
S 024-015
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
29-11-20
ALL ú ú 01 Page 402 ú May 28/99
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
757
MAINTENANCE MANUAL
HYDRAULIC RESERVOIR HYDRAULIC RESERVOIR
IN THE LEFT SYSTEM
IN THE RIGHT SYSTEM
SEE A
SEE A 17. RESERVOIR
PRESSURE PRESSURE RELIEF VALVE SWITCH SUPPORT ROD
SUPPORT
BRACKET
1.
BOLT
2.
WASHER
3.
WASHER
4. NUT HYDRAULIC
DEPRESSURIZATION RETURN LINE
VALVE
1
11.
UNION
12.
O-RING
PRESSURIZATION LINE
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