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TM 9-2350-287-20-2
17-32. HYDRAULIC SUCTION AND RETURN LINES REPLACEMENT.
This Task Covers:
a. Removal
b. Installation
Initial setup:
Tools/Test Equipment:
Equipment Conditions:
Automotive adjustable wrench (Item 4,
Vehicle parked on level ground (refer to
Appendix I)
TM 9-2350-287-10).
Drain pan (Item 14, Appendix I)
Hydraulic system pressure relieved to 0 psi
General mechanic's tool kit (Item 24,
(refer to TM 9-2350-287-10).
Appendix I)
Left projectile rack assembly moved to rear
of vehicle (refer to TM 9-2350-287-10).
Materials/Parts:
Heating and ventilating ducts removed (para 16-2).
Cap and plug set (Item 13, Appendix D)
Hydraulic ball valve closed (refer to
Teflon pipe sealant (Item 63, Appendix D)
TM 9-2350-287-10).
Lockwasher (6) (Item 196, Appendix H)
Crew AFES cylinder bottle No. 4 bracket
Tiedown stra p (as required)
removed (para 21-7).
(Item 373, Appendix H)
a.
REMOVAL
WARNING
· To avoid possible injury, make sure all systems are shut down and MASTER
switch is set to OFF. Hydraulic fluid may be hot and can cause burns.
· System contains hydraulic oil under high pressure. Never disconnect a
hydraulic hose or fitting without first dropping pressure to zero. A high-
pressure oil stream can pierce the body and cause severe injury.
CAUTION
To prevent contamination of hydraulic system, cap hydraulic lines and ports
immediately after disconnecting lines.
1.
Place drain pan under hose assembly (8).
2.
Disconnect hose assembly (8) from tee (7).
3.
Disconnect tube assembly (10) from reducer (9) and tee (11).
4.
Remove tee (7) and tube assembly (6) from nipple (5) on bulkhead.
5.
Remove reducer (9) and tee (7) from tube assembly (6).
6.
Disconnect tube assembly (1), sleeve (2), and nut (3) from reducer (4), and remove reducer (4) from tee (11).
Change 1 17-108
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