TM 5-5420-203-14
QUADRANT REPLACEMENT. For removal and installation of quadrant refer to Section Index of
NEAR-SHORE DIAPHRAGM REPLACEMENT. For removal and installation of near-shore
diaphragm refer to Section Index of Paragraph 3-12, Maintenance Instructions for MLC60.
FAR-SHORE DIAPHRAGM REPLACEMENT. For removal and installation of far-shore diaphragm
refer to Section Index of Paragraph 3-12, Maintenance Instructions for MLC60.
deck extrusions refer to Section Index of Paragraph 3-12, Maintenance Instructions for MLC60.
HARD HYDRAULIC PIPING REPLACEMENT (MALE and FEMALE). For removal and
installation of hard hydraulic piping refer to Section Index of Paragraph 3-12, Maintenance Instructions
for MLC60. The following section of piping has been added to the MLC 70 while excluding the nipples
used to connect the flexible tubing from the ramp section to the female section on the MLC 60.
WARNING
FRH hydraulic fluid may contain Tricresyl Phosphate (TCP) which, if taken internally can
cause paralysis. Hydraulic fluid may be absorbed through the skin. If hydraulic fluid gets on
skin, wash with soap and water as soon as possible.
a. Loosen nut of union (4). Remove union halves from two nipples (3). Remove union nut
b. Remove pipe nipple (3) from elbow (2).
c. Remove elbow (2) from pipe (1).
d. Repeat steps b and c for remaining piping.
NOTE
Apply Loctite Pneumatic/Hydraulic Seal "569"
(or equivalent) to the threads of all pipe and
fittings prior to installation.
e. Thread elbows (2) onto pipe (1).
f.
Measure, cut to length, thread nipples (3) as required.
g. Thread nipples (3) into elbows (2).
h. Install halves of union (4) onto nipples (3) and
connect with union nut. Tighten as necessary.
Change 2 3-79
