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Page Title:
LHS DOES NOT OPERATE OR OPERATES SLOWLY. (Cont) |
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 TM 9-2320-364-34-1
VISUAL INSPECTION
(1) Disconnect hose 2917 male quick
disconnect from LHS control box
female quick disconnect.
(2) Disconnect pressure hose 2777
female quick disconnect from LHS
control box male quick disconnect.
(3) Remove pressure hose 2777 from
multifunction manifold, port C2.
(4) Remove fitting and preformed
packing from multifunction
manifold. Discard preformed
packing.
(5) Remove orifice and preformed
packing from multifunction
manifold, port C2. Discard
preformed packing.
(6) Inspect orifice for contaminants
or clogging.
(a) If orifice is plugged or damaged,
clean or replace orifice
(Para 17-18). Perform Step (10)
below.
(b) If orifice is OK, replace
LHS differential pressure
sensing valve. Perform
Steps (7) through (10) below.
(7) Lubricate orifice preformed packing
and install orifice and preformed
packing in multifunction manifold.
(8) Lubricate fitting preformed packing
and install fitting and preformed
packing on multifunction manifold.
(9) Install pressure hose 2777 on
fitting.
(10) Connect quick disconnect hoses
2917 and 2777.
2-379
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