Replace/Repair Sump Pump Group. (FIGURE 2-20)

Custom Search

REPLACEMENT

TM-55-1905-223-24-5 Bowthruster Engine for Landing Craft Utility (LCU) NSN 1905-01-154-1191 Manual

FIGURE 2-20. Sump Pump Group

TM 55-1905-223-24-5

2-28. Replace/Repair Sump Pump Group. (FIGURE 2-20)

This task covers:

a. Removal

b. Repair

c. Replacement

INITIAL SETUP:

Tools

Equipment Condition

Tool kit, general mechanic's

Engine shut down

rail and marine diesel engines,

(TM 55-1905-223-10).

Engine tagged, "Out of Service - Do Not

Operate."

Materials/Parts

Nonmetallic hose assembly

P/N AM1005400SS

Shutoff valve P/N 3200802

Rotary pump P/N 123822

Teflon pipe thread lubricant,

Warning tag, Item 25, Appendix C

REMOVAL

a. Disconnect loop clamp (16) by removing hexhead capscrew (13) and lockwasher (14) and flat washer

(15).

b. Remove pipe bushing (18) and male adapter elbow (17).

c. Disconnect nonmetallic hose assembly (12) from male adapter elbow (11).

d. Disconnect outlet pipe (4) at the top of rotary pump (5).

e. Disconnect piping from shutoff valve (9).

f. Remove mounting screws (1), lockwashers (2), and plain washers (3) and remove rotary pump (5)

from the mounting bracket (19).

g. Remove shutoff valves (9 and 10) by unscrewing and removing from pipe nipples (7). Remove elbow

(11) from shutoff valve (10).

h. Remove pipe nipples (7) from pipe tee (8).

i. Remove pipe tee (8) from pipe nipple (7).

j. Remove pipe nipple (7) and pipe bushing (6) from rotary pump (5).

2-82