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 TM 55-1905-223-24-1
(4) Remove the three expansion vent lines at the:
(a) Aftercooler
(b) Thermostat Housing
(c) Water Outlet Manifold.
g. Remove air cleaners and tubes and store in a safe place to prevent damage.
h. Attach two 3-ton monorail chain hoists to the lifting brackets (two-point lift) and remove bolts securing
the engine mounts to the vessel support rails.
i.
The engine is ready to be removed (unshipped) from the vessel.
REPLACEMENT
NOTE
The following procedures describe the actions required to
complete engine installation once the engine has been placed
into position in the vessel.
a. Perform engine alignment and mounting.
(1) With the engine still suspended slightly above the mounting position, align the engine so the front
mounting holes line up.
(2) Install guide pins to keep the engine in alignment.
(3) Slowly lower the engine until the rear mounting holes line up. Insert capscrews finger tight.
(4) Install front engine mounting bolts finger tight. Remove guide pins and install remaining bolts.
(a) Keeping most of the engine weight on the overhead hoists, gently movethe engine to align the
reduction gear coupler and engine flywheel.
(b) Install all coupling capscrews as the engine comes in alignment with the coupler.
NOTE
With the guide pins installed, very little engine movement is
possible, but enough to allow proper alignment.
(5) Once alignment of the coupling has been accomplished, insert bolts finger tight.
3-12
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