Remove Coalescer Element.

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FIGURE 2-19. Oil/Water Separator.

TM-55-1905-223-24-18-1 Landing Craft Utility (LCU) NSN 1905-01-154-1191 Basic Craft Part 1 Manual

FIGURE 2-20. Vessel Subassembly (3rd Stage).

TM 55-1905-223-24-M-1

Remove Coalescer Element.

CAUTION

Wait until water has drained below the level

of the cover before opening the cover.

(1) Loosen and remove clamp (9, FIGURE 2-20) securing cover (8) to third stage

vessel.

(2) Remove cover (8).

(3) Loosen and remove wing nut (3) from threaded filter support (6).

(4) Remove packing retainer (2), preformed packing (4) and hold down plate

(1) .

(5) Remove coalescer element (5).

REPAIR

Repair at the unit level consists of cleaning the inside of the 3rd stage vessel

and replacing the coalescer element (5), preformed packing (4), packing retainer

(2), and self-locking wing nut (3).

ASSEMBLY

CAUTION

It is important that coalescer element be

handled properly. DO NOT touch or handle

the sock area (side covering) of the

coalescer. Contamination of this surface by

any oils, including skin oils, may prevent

the coalescer element from functioning

properly and cause foaming in the effluent.

Handle coalescer element only by the end

cap. When installing element, insert hand

through opening on the end cap.

Place coalescer element (5) over the threaded support (6) so that it is

centered over the element positioning guide (7).

Replace and center hold down plate (1) over end cap of the coalescer element,

Replace preformed packing (4), packing retainer (2) and self-locking wing nut

(3).

Tighten self-locking wing nut (3) as tightly as possible by hand.

There are

no torque requirements.

2-238