Replace Double Changeover Filter. (FIGURE 2-4)

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FIGURE 2-3. Fluid Transmission Cooler.

TM-55-1905-223-24-2 Main Reduction Gear for Landing Craft Utility (LCU) NSN 1905-01-154-1191 Manual

REPLACEMENT

TM 55-1905-223-24-2

2-18. Replace Double Changeover Filter. (FIGURE 2-4)

This task covers: a. Service, b. Removal, c. Replacement.

INITIAL SETUP

Equipment Condition

Tools

Deep well socket, 1/2-inch drive,

TM 55-1905-223-10, Engine secured,

12 pt, 10 mm through 27 mm,

tagged "Out of Service, Do Not Operate."

5120-01-113-8078

Refer to the following procedure in

Combination wrench set, metric,

this maintenance manual:

10 mm through 24 mm,

Gearbox drained (PMCS Item 9).

5120-01-046-4979

Materials/Parts

Double changeover filter

P/N 3A4040

Cartridge P/N WAV850-A3

Warning tags, Item 12, Appendix C

SERVICE

Refer to Table 2-1, PMCS, for servicing.

REMOVAL

a. Loosen pipe fittings (3), remove input and output lines (1) at the filter.

b. Remove mounting bolts (2) securing the filter assembly to the gearbox and remove.

Remove input and output pipe fittings (3) for installation on the new filter head.

d. Remove the filter body bolts (4) and unscrew the filter bodies (5).

e. Remove the filter cartridges inside the bodies.

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