Replace/Repair 4-Inch Three-Way Ball Valve.

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FIGURE 2-235. 4-Inch Three-Way Ball Valve, Replace.

TM-55-1905-223-24-18-1 Landing Craft Utility (LCU) NSN 1905-01-154-1191 Basic Craft Part 1 Manual

FIGURE 2-236. 4-Inch Three-Way Ball Valve, Repair.

TM 55-1905-223-24-18-1

(FIGURE 2-236)

Replace/Repair 4-Inch Three-Way Ball Valve.

a. Removal, b. Disassembly, c. Repair, d. Assembly,

This task covers:

e. Replacement.

INITIAL SETUP

Equipment Condition

Tools

Piping system shut down.

Tool kit, general mechanic's,

Valve isolated from system,

reference TM 55-1905-223-10.

Torque wrench (30-300 ft-lb),

5120-01-125-5190

Materials/Parts

4-inch three-way ball valve

P/N HP-20-F15 41N

Place a drip pan under ball valve (4).

Remove nuts (1) and bolts (2) from flanges (3).

NOTE

Two soldiers will be required to remove/

replace ball valve.

Remove ball valve (4).

Remove nut (5), washer (6), and valve handle (7).

Remove packing retainer (8), gland liner (9), and packing retainer (10).

Repair at this level of maintenance is replacement of worn or damaged parts or

replacement of the entire valve.

2-927