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TM 5-4210-220-12
4-9 GENERAL MAINTENANCE PROCEDURES - Continued
4-9.4 General Repair/Assembly Instructions Continued
(4)
Using a cut-off saw or a fine tooth hacksaw cut
new hose square to length.
WARNING
Death or serious injury could occur if compressed
air is directed against the skin. Do not use
compressed air for cleaning or drying unless the
pressure is/has been reduced to 30 psi (2.11 kg/cm2)
or less. When working with compressed air always
use chip guards, eye protection and other personal
protective equipment.
(5)
Using compressed air, blow out shavings from
hose bore.
(6)
Clamp socket in vise. Thread new hose into
socket in a counterclockwise direction until it bottoms out,
then back out hose 1/4 turn.
(7)
Using hydraulic oil (item 9, Appendix E), liberally
lubricate nipple threads and inside of hose.
(8)
Insert nipple into hose and socket and tighten in
a clockwise direction. Leave 1/32 in. (1 mm) between nipple
hex and socket.
(9)
To prevent any contamination from new hose
assembly, blow out hose assembly using compressed air.
Rinse inside of hose with hot water. Do not allow water
temperature to exceed 180 deg. F (82 deg. C). Using
compressed air, blow out all water from hose assembly.
(10)
If hose assembly is not going to be installed
immediately after installing fittings, cap both ends to keep
hose clean.
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