REPAIR ROTARY PUMP UNIT (FUEL OIL TRANSFER, PRELUBE OIL TRANSFER DIRTY LUBE OIL)

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ASSEMBLY

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

FIGURE 3-96. Pump Shaft Assembly

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

3-112. REPAIR ROTARY PUMP UNIT (FUEL OIL TRANSFER, PRELUBE OIL TRANSFER,

DIRTY LUBE OIL). (Figure 3-96).

This task covers:

a. Disassembly

b. Repair

c. Assembly

INITIAL SETUP :

Tools

Equipment Condition

Tool kit, general mechanic's,

Appropriate rotary pump unit removed as

specified in para. 2-101, 2-104, or

2-107 .

Materials/Parts

Machine key P/N F39C

DISASSEMBLY

NOTE

This procedure may also be used for the prelube oil transfer

pump and dirty lube oil pump since all three pumps are the

same.

a. Remove spider coupling (7) and half coupling (6) from shaft (11).

b. Remove machine key (5) from shaft.

c. Remove two hex plain nuts (10), lockwashers (9), and hex head capscrews (8)

securing outboard bearing (4) to shaft bracket (12).

d. Remove outboard bearing from shaft.

e. Remove four hex head capscrews (3) and lockwashers (2) securing pump (1) to

shaft bracket (12)

f. Separate rotary pump from bracket.

REPAIR

Repair of rotary pump unit consists of replacing machine key (5).

3-396