firmly with wrench and tighten nut until seated.
b. Cover open hydraulic lines and ports to prevent
d. Note position of turning wrench. Tighten nut an
entrance of foreign matter.
additional one-sixth to one-third turn.
3-78. Installation . To install Line or tubes, proceed
e. Install line clips and clamps.
as follows:
f. Fill reservoir (see lubrication order LO 92590-
a. Assure that contractor is tightened in correct
213-12). Check for leaks, and purge system f air
position in the component to which the connection will
be made. Where required, install new packing.
3-79. Replacement of Hydraulic Cylinder and Ram
b. Position line assembly between connectors and
install line clips and clamps, if necessary, to hold in
Assembly.
place. Remove plugs from component connectors, and
wipe off connectors with a clean, lint-free cloth that has
for instructions on removal and installation of the left
been dampened with drycleaning solvent or mineral-
and right hydraulic cylinder and ram assemblies. Follow
spirits paint thinner.
the alphabetical sequence of views for removal and the
c. Lubricate thread and sleeve with hydraulic fluid.
numerical sequence of views for installation. Following
Aline the line assembly tube ends in the connector and
replacement and connection of hydraulic hoses, check
start the nuts on the connectors by hand. Tighten each
for leaks and purge system of air (paragraph 3-69).
nut until resistance is felt. Hold component connector
3-45
