FIGURE 2-53. Crankcase Breather.

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FIGURE 2-52. Air Intake Manifold Group.

TM-55-1905-223-24-1 Main Propulsion Engine for Landing Craft Utility (LCU) NSN 1905-01-154-1191 Manual

Remove aftercooler.

TM 55-1905-223-24-1

(4)

Remove plain seal (13) from air crossover connection (12). Discard seal.

(5)

Remove six hexagon head capscrews (38), lockwashers (39) and flat washers (40) and two hexagon

head capscrews (32), lockwashers (35) and flat washers (36) from each of two air intake connections

(41).

(6)

Remove air intake connection (41) and gaskets (42). Discard gaskets.

NOTE

Perform steps 7 through 9 if removing the right front or left rear intake air manifold.

(7)

Loosen two hose clamps (5, FIG. 2-53) on crankcase breathe hose (6). Remove hose.

(8)

Remove four capscrews (4), lockwashers (3), and flat washers (2).

(9)

Remove crankcase breather (1).

WARNING

To prevent personal injury or equipment damage. Do not remove two hexagon

head capscrews in the upper corners of the intake air manifold until the lifting sling

is attached to the manifold.

(10)

Remove 12 hexagon head capscrews (21, FIG. 2-52), lockwashers (20),and flat washers (22).

(11)

Remove intake air manifold (19 or 23), rubber bushing (25), andintake manifold gasket (24).

Discard bushing and gasket.

FIGURE 2-53. Crankcase Breather.

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