TM 5-4220-231-14.&P
5-17. Low Pressure
(LP) Hose
Assembly.
See
Figure
5-16.
This task covers:
Repair
INITIAL SETUP
Tools
General
Mechanics
Tool Kit
Hose,
Clamping
Tool
Materials/Parts
Reference
Hose Assembly,
LP, 4 foot, 13229E4656-1
Para. 3-13 Maintenance
and Reentry
Control Procedures
Hose Assembly,
LP, 10 foot, 13229E4656-2
Antiseize
Compound
(Item 8, Appendix
D)
Silicone
Compound
(Item 9, Appendix
D)
Nonionic Detergent
Solution (NID) GP
(Item 17, Appendix D)
Clamps,
4730-01-014-1078
End Connectors.
4730-00-369-4589
NOTE
Perform
in a clean
environment.
a. Disassembly
Instructions
(1)
Remove
washer
(4) from end of barb
(5) in the end fitting assembly.
It only the washer
(4) is to be
replaced,
proceed
to and
install
IAW stop b.1.
(2) Cut the
hose
(2) three
inches
from the clamp
(7) which
is farthest
from the end
of the
hose.
Remove
and discard
the three
clamps
(7) from the cut sectors
of the hose
(2). Remove
barb
(5) from hose.
Remove
nut (6) from barb
(5). Remove
washer
(4) from barb (5). Discard
damaged
or unusable
parts.
(3) Bag
and
retain
usable
parts.
b.
Reassembly
Instructions
(1)
Lubricate
washer
(4) with silicone
compound
(Item 9. Appendix
D), and
install in end of barb (5).
(2) Reassemble
hose
assembly,
by positioning
nut (6) over
barb
(5). Lubricate
barbed
end
of brass
barb
(5) with silicone
compound
(Item 9, Appendix
D), and
insert into hose
(2).
(3) Secure
end fitting to the
hose
end by means
of three
clamps
(4) staggered
at 120 degrees.
Tighten
each
clamp
until it depresses
the hose
about
1/16-
inch
at each
side
of the clamp.
Change
5
5-67