Repair/Replace Fluid Transmission Cooler. (FIGURE 2-3)

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ASSEMBLY

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

DISASSEMBLY

TM 55-1905-223-24-2

2-17. Repair/Replace Fluid Transmission Cooler. (FIGURE 2-3)

This task covers: a, Removal, b. Disassembly, c. Repair, d. Assembly, e. Replacement.

INITIAL SETUP

Equipment Condition

Tools

Deep well sockets, 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

Combination wrench set, metric,

General Safety Instructions

10 mm through 24 mm, 5120-01-

046-4979

Secure all oil cooler isolation valves.

Lifting sling P/N 3375958

Materials/Parts

Fluid cooler, transmission

P/N WAV850-A1

Gasket set P/N 45C109

Tube bundle P/N 45C105

Shop cloth, Item 6, Appendix C

Paper towels, Item 7, Appendix C

Solvent, Item 4, Appendix C

Soft brush, Item 8, Appendix C

Warning tags, Item 12, Appendix C

REMOVAL

WARNING

Be prepared to catch water and oil as the connections are removed. Wipe up spills

immediately to prevent injury to personnel.

a. Removal the attaching hardware and disconnect the input and output water connections (13) from the end of the

cooler.

b. Remove the bolts (7) cover (6) gaskets (5) and disconnect the input and output oil lines from the top of the cooler.

Change 1

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