TM 10-3835-223-13&P
4-15. HOSE/QUICK DISCONNECT ASSEMBLY (HYDRAULIC) REPLACEMENT.
This task consists of:
a. Removal
b. Installation
INITIAL SET-UP:
Tools required:
Tool Kit, General Mechanics, Automotive (Appendix B, Section III, ltem 1)
Equipment Condition:
Power pack removed from frame unit (para. 2-8a.)
Power pack guard removed (para. 4-12)
Materials:
Tag, Marker, (Appendix E, Section II, Item 6)
a.
Removal.
CAUTION
To prevent contamination of hydraulic system, do not allow dirt, dust or debris
to enter open hoses or fittings. Contamination will cause premature failure of
hydraulic components. Wipe up all spilled hydraulic fluid. Place absorbent
paper or cloth beneath hose fittings when removing hoses.
Replace hoses one at a time to prevent crossed connections. Make sure hoses
are not cross connected to quick disconnect couplings.
NOTE
Hose assemblies are supplied with three types of hose connectors, straight
swivels, 90 ° swivels, and/or tee swivels. Replacement procedures for all hose
assemblies is the same. To prevent difficult installation, do not reverse
position of straight, tee, or 90 ° swivels. Remove only the hose required to effect
repair of the power pack.
(1)
Identify and tag hose assemblies (11). Make sure both ends are identified with their
respective connection points. To prevent cross connection of hoses, replace hoses one at a
time.
(2)
Loosen hose fittings (10) and disconnect hose assembly (11) from power pack components.
(3)
If required, remove quick disconnects as follows:
(a)
Disconnect hose fittings (1 and 9) from bulkhead adapters (4 and 7).
(b)
Unscrew couplers (6) and nipples (5) from bulkhead adapters (4 and 7)
(c)
Remove nuts (2 and 8) and bulkhead adapters (4 and 7) from bracket (3).
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