TM 55-1730-229-34
AG 320A0-MME-000
TO 35C2-3-473-2
TM 1730-34/1
Install.
Install
(2) Replace
d.
filter
heads
fitting
(7)
and
adapter (9).
b y performing steps c. and d.
( a ) Remove fitting (7) and pack-
i n g ( 8 ) . Discard packing.
CHECK VALVES.
8-10.
(b) Remove adapter (9) and pack-
i n g ( 1 0 ) . Discard packing.
Remove check valves
a.
Remove.
a n d tube assemblies (figure 8-9) by per-
forming steps a. through j. and m. In
(c) Install adapter (9) with new
packing (10).
(d) Install fitting (7) with new
Inspect.
p a c k i n g (8) .
b.
(1) Inspect check valves (3, 8,
1 3 , and 18) for dents, cracks, or leaks .
(3) Replace
fitting
(11)
and
Replace if damaged.
adapter (13).
(2) Inspect tube assemblies for
(a) Remove fitting (11)
and
p a c k i n g ( 1 2 ) . Discard packing.
c r a c k s , deformation, or damaged coupling
n u t s . Replace damaged tube assemblies.
(b) Remove adapter (13) and
p a c k i n g ( 1 4 ) . Discard packing.
(1) Replace 4000 psi (operating
(c) Install
adapter
(13)
with
n e w packing (14).
p r e s s u r e ) check valve (3) as follows:
(d) Install
fitting
(11)
with
( a ) Loosen coupling nuts on tube
n e w packing (12).
assemblies (1, 4).
Remove and discard
seal (2, 5).
(4) Replace tee (17) and adapter
(19).
(b) Install tube assemblies (1,
4 ) with new 7C-10 seals (2, 5) on check
Ensure that check valve is
(a) Match mark tee (17) to fil-
valve (3).
Loosen nut (16) and re-
ter head (15).
installed properly in accordance with
m o v e tee (17) and packing (18). Discard
flow arrow.
packing.
(c) Tighten coupling nuts with
6 5 0 to 700 inch-pounds of torque.
(b) Remove adapter (19) and
p a c k i n g ( 2 0 ) . Discard packing.
0.5 psi check valve
(2) Replace
( 8 ) as follows:
(c) Install
adapter
(19)
with
n e w packing (20).
( a ) Loosen coupling nuts on tube
Remove and discard
(d) Back off nut (16) as far as
assemblies (6, 9).
seals (7, 10).
possible, i n s t a l l t e e ( 1 7 ) w i t h n e w
p a c k i n g (18), align to match marks, and
tighten tee (17) in position with nut
(b) Install tube assemblies (6,
(16).
9 ) with new 7C-8 seals (7, 10) on check
8-16