TM 5-3895-373-34
A.
REMOVE.
1.
REMOVE ELECTRICAL AND HYDRAULIC
CONNECTIONS.
a.
Disconnect high speed shift valve electrical
connector (1) from harness electrical connector
(2).
Cleaning solvent, P-D-680, is TOXIC
and flammable. Wear protective
goggles and gloves. Use only in a
well ventilated area. Avoid contact
with skin, eyes, and clothes, and do
not breathe vapors. Keep away from
heat or flame. Never smoke when
using solvent; the flashpoint for Type
III cleaning solvent is 200°F (93, 30C).
Failure to do so may result in injury
or death to personnel.
If personnel become dizzy while
using
cleaning
E
solvent,
immediately get fresh air and medical
help. If solvent contacts skin or
clothes, flush with cold water. If
solvent contacts eyes, flush eyes
with water and get immediate medical
attention.
Thoroughly clean hydraulic hoses
and fittings before disconnecting.
Always plug or cap off disconnected
fittings
to
prevent
intrusion
of
contaminates. Failure to properly
clean and cap off connectors may
result
in
hydraulic
system
contamination
and
equipment
damage.
b.
Use cleaning solvent and cleaning cloth to clean
around high speed shift valve (3) hydraulic hose
(4 through 8) fittings.
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.
c.
Place a machinery wiping towel below high
speed shift valve (3) to absorb hydraulic oil that
may leak from hoses when removed.
d.
Tag and disconnect track drive hoses (4 and 5),
charge pump hose (6), brake hose (7), and
return manifold hose (8). Plug hose ends and
cap off valve fittings
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