TM 5-3895-373-34
D.
ASSEMBLE - Continued.
3.
ASSEMBLE TOW POINT FLOW CONTROL
VALVE.
WARNING
Hydraulic
oil
can
be
moderately
flammable and can be an irritant to
the
skin,
eyes,
and
respiratory
system. Avoid prolonged exposure.
Eye protection and rubber gloves
must be worn when working with
hydraulic oil.
CAUTION
New packing retainers and preformed
packings
are
distorted
after
installation. Allow a minimum of one
hour
for
packing
retainers
and
preformed packings to conform to
original shape before assembling
sleeve and flow adjustment assembly
into valve body. Bypass leakage can
result from poor installation.
a.
Lubricate flow adjustment assembly (8), sleeve
(14), and spool (13) with clean hydraulic oil.
b.
Install sleeve (14) into valve body (9). When
inserting sleeve, orient sleeve as shown in
illustration.
c.
Carefully insert spool (13) into valve body (9).
When inserting spool into sleeve, orient spool as
shown in illustration.
d.
Install spring (12) into valve body (9).
CAUTION
Be careful not to damage packing
retainer when sliding over threads.
Sharp edges of thread can cut or
damage packing retainer. Damaged
packing retainer will cause leakage
and affect performance.
e.
Lubricate packing retainer (11) with petrolatum.
Install packing retainer onto cap nut (10). Install
cap nut onto valve body (9).
f.
Install flow adjustment assembly (8) into
valve body (9).
g.
Install knobs (7 and 6) onto flow adjustment
assembly (8). Inner knob (7) is threaded on.
Outer knob (6) is press fit.
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