Replace Oil Pump/Motor Assembly.

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REPAIR

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

FIGURE 3-28. Oil Pump/Motor Assembly

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

3-31. Replace Oil Pump/Motor Assembly. (Figure 3-28)

This task covers:

a. Removal,

b. Replacement.

INITIAL SETUP

Tools

Equipment Condition

Tool kit, general mechanic's,

System drained, refer to paragraphs

2-29 and 2-30 .

Material/Parts

Oil pump/motor assembly

P/N 1334-2

Motorized pump P/N 33260

Warning tags, Item 1, Appendix C

REMOVAL

a. Tag and disconnect electrical leads from junction box (4) on motor.

b. Disconnect system piping from pipe nipple (1).

c. Disconnect pipe nipple (1) from reducing elbow (2).

d. Disconnect reducing elbow (2) and pipe nipple (12) at union (13).

e. Disconnect pipe fittings (11) from pump inlet.

f. Disconnect system piping at union (5).

g. Disconnect pipe fittings (6) from pump outlet.

h. Disconnect swage nipple (3) from pump outlet.

Remove four hex plain nuts (9), lockwashers (8), and machine bolts (7) securing pump/motor

assembly to skid base.

j. Remove oil pump/motor assembly (10).

REPLACEMENT

a. Position oil pump/motor assembly (10) on skid base with bolt holes aligned.

Install four machine bolts (7).

lockwashers (8), and hex plain nuts (9) and secure pump/motor

assembly to skid.

3-118