14.
WASHER
15.
WASHER
9. UNION
16.
NUT
10. O-RING
. HYDRAULIC SUPPLY LINE TO THE POWER TRANSFER UNIT (HYDRAULIC RESERVOIR IN THE LEFT SYSTEM)
. HYDRAULIC SUPPLY LINE TO HYDRAULIC RETURN LINE (4 LOCATIONS)
THE ISOLATED ALTERNATING CURRENT MOTOR PUMP (HYDRAULIC RESERVOIR IN
5. UNION THE RIGHT SYSTEM)7. UNION
HYDRAULIC SUPPLY LINE 6. O-RING 8. O-RING
FOR THE ALTERNATING CURRENT
MOTOR PUMP AND THE ENGINE
FLUID QUANTITY
DRIVEN PUMP DRAIN TRANSMITTER
VALVE FWD
HYDRAULIC RESERVOIR IN THE LEFT SYSTEM
(THE HYDRAULIC RESERVOIR IN THE RIGHT SYSTEM IS ALMOST THE SAME)
A
1
HYDRAULIC RESEVOIRS WITH A
DEPRESSURIZATION VALVE.
Hydraulic Reservoir Installation
Figure 401
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29-11-20
ALL ú ú 01 Page 403 ú May 28/99
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
757 MAINTENANCE MANUAL
S 024-016
(11)
Remove the bolts (13) which connect the support bracket to the reservoir.
S 024-017
(12)
Remove the reservoir (17).
S 034-018
(13)
Remove the union (5) or the check valve (5) from the reservoir.
S 034-019
(14)
Remove the unions (7, 9, 11) from the reservoir (17).
S 024-060
(15)
If the hydraulic reservoir has a depressurization valve installed, do this step:
(a) Remove the depressurization valve from the reservoir (17) (AMM 29-11-25/401).
S 034-021
(16)
Remove the drain valve from the reservoir (17) (AMM 29-11-22/401).
S 034-022
(17)
Remove the pressure relief valve from the reservoir (17) (AMM 29-11-24/401).
S 034-023
(18)
Remove the sampling valve from the reservoir (17) (AMM 29-11-23/401).
S 034-024
(19)
Remove the fluid quantity transmitter from the reservoir (17) (AMM 29-33-01/401).
S 034-025
(20)
Remove the pressure switch from the reservoir (17) (AMM 29-35-01/401).
S 034-026
(21)
Remove the temperature transmitter from the reservoir (17) (AMM 29-32-03/401).
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