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 TM 55-1905-217-34
e. Installation. Install the rudder and gudgeon bearing in reverse order or removal (g. Above). Apply grease to
grease fittings.
Section II. HATCHES AND RAMP ASSEMBLY
5-6. Deck Hatches
a. Removal. Remove the hatches as described in para. 2-7. Refer to TM 55-503, Chapter 2, Section II.
b. Repair.
(1) Straighten bends and dents.
(2) Weld minor cracks and breaks.
(3) Replace defective or missing hardware.
(4) Replace gaskets that show the slightest signs of defect or deterioration.
(5) Replace a hatch that is damaged beyond repair.
5-7. Ramp Assembly
a. Removal.
(1) Use a lifting hoist to support the ramp and raise the front end of the LCM 8.
(2) Cut the ramp cables to free them from the ramp.
(3) Open the ramp far enough to permit access to the hinges and pins.
(4) Drive the hinge pins out of the hinges and carefully remove the ramp from the vessel.
b. Cleaning, Inspection, and Repair.
(1) Clean all parts of the ramp with solvent, FED. SPEC. PD-680, and dry thoroughly. Remove scale, rust and
loose paint.
(2) Inspect for bent or broken hinges. Check for cracks, excessive wear and other damage.
(3) Weld minor cracks, straighten dents, and replace defective hinge pins. Inspect cables for fraying.
c. Installation.
(1) Position the ramp on the front of the LCM so that the hinges are in line to permit installation of the hinge pins.
(2) Drive in the pins to secure the ramp to the vessel.
(3) String new cables along the pulleys and install ends on ramp.
5-11
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