Repair Double Changeover Filter. (FIGURE 2-5)

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FIGURE 2-4. Double Changeover Filter, External View.

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

REPAIR

TM 55-1905-223-24-2

2-19. Repair Double Changeover Filter. (FIGURE 2-5)

This task covers: a. Disassembly, b. Repair, c. Assembly.

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 paragraphs in

Combination wrench set, metric,

this maintenance manual:

10 mm through 24 mm,

Gearbox drained (PMCS Item 9)

5120-01-046-4979

Filter removed (para. 2-18).

Materials/Parts

Double changeover filter P/N 3A4040

Contamination switch P/N WAV850-A82

Fluid filter element P/N 37A126

Preformed packing P/N 37A126-01

Preformed packing kit P/N 3A40404

Solvent, Item 4, Appendix C

Soft brush, Item 8, Appendix C

Crocus cloth, Item 9, Appendix C

Warning tags, Item 12, Appendix C

DISASSEMBLY

a. Remove the capscrew (4) and bracket (3).

b. Remove filter body bolts (19).

Unscrew the fluid filter bodies (18) and remove.

d. Remove the fluid filter element (20) and discard.

e. Remove the pipe nipples (17) from the filter head (14).

Remove and discard the preformed packing (16 and 15).

g. Remove the socket head capscrew (13).

h. Remove the straight headed pin (22).

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