Replace/Repair Propeller Shaft Assembly. (Figure 4-13)

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FIGURE 4-12. Sensing Module Subassembly (Sheet 2 of 2)

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

FIGURE 4-13. Propeller Shaft Assembly (Sheet 1 of 5).

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

MAINTENANCE OF PROPELLER SHAFT ASSEMBLY

4-23. Replace/Repair Propeller Shaft Assembly. (Figure 4-13)

This task covers:

a. Removal,

b. Repair,

c. Replacement.

INITIAL SETUP :

Tools

Equipment Condition

Tool kit, general mechanic's,

Vessel in shipyard drydock facility.

Special purpose wrench tool

Drawing 8243008, Detail 53A

Materials/Parts

Lock wire P/N 43-0922-0040

Packing material P/N 27-2649-0000

Marine propeller P/N 78-5025-0002

(left hand - Port)

Marine propeller P/N 78-5025-0001

(right hand - Starboard)

John Crane zip joint P/N 27-4025-8024

(15 feet)

Chock fast orange resin

P/N J1-1013-0000

Packing material P/N 27-2756-8039

Sleeve bearing P/N 49-1100-0000

Propulsion ship shaft P/N 49-4377-0000

Cleaning solvent Item 41, Appendix C

Rags, Item 14, Appendix C

Loctite kit, Item 12, Appendix C

REMOVAL

a. Secure port propeller (31, Sheet 1) or starboard propeller (32) to prevent propulsion shaft (7) from

turning.

b. Support expander tube brake assembly (15) and remove the assembly mounting support plates.

c. While supporting the expander tube brake assembly (15), move it aft enough down the shaft (7) to

have enough clearance to disconnect shaft coupling flange (16).

4-49