Repair 4-Inch Swing Check Valve.

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REPAIR

TM-55-1905-223-24-18-2 Landing Craft Utility (LCU) NSN 1905-01-154-1191 Basic Craft Part II Manual

FIGURE 3-197. 4-Inch Swing Check Valve, Repair

TM 55-1905-223-24-18-2

3-209. Repair 4-Inch Swing Check Valve. (Figure 3-197)

This task covers:

a. Disassembly,

b. Repair,

c. Assembly.

INITIAL SETUP

Tools

Equipment Condition

Tool kit, general mechanic's,

Swing check valve removed, para. 2-311 .

Materials/Parts

4-inch swing check valve

P/N 65341F - 4IN

DISASSEMBLY

a. Remove plain hexagon nut (5).

b. Remove access cover (7).

c. Remove gasket (6).

d. Remove vent plug (8).

e. Remove headed straight pin (3).

f. Remove disk hanger (2).

g. Remove cotter pin (9), plain cap nut (10) and flat washer (11).

h. Remove valve disk (13).

i. Remove retainer ring (12).

J. Remove plain stud (4) from valve body (1).

REPAIR

Repair at this level of maintenance is by replacement of worn or defective parts.

ASSEMBLY

a. Install plain stud (4) into valve body (1).

3-666