Replace/Repair Air Cleaner

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FIGURE 2-14. Thermostat Seal Replacement.

TM-55-1905-223-24-1 Main Propulsion Engine for Landing Craft Utility (LCU) NSN 1905-01-154-1191 Manual

FIGURE 2-15. Air Cleaner Group.

TM 55-1905-223-24-1

2-18. Replace/Repair Air Cleaner. (FIGURE 2-15)

This task covers:

a. Inspection

b. Removal

c. Repair

d. Replacement

INITIAL SETUP :

Tools

Equipment Condition

Tool kit, general mechanic's rail

Engine shutdown. TM 55-1905-223-10.

and marine diesel engine

Tagged "Out of Service."

Materials/Parts

Filter warning indicator P/N 178957

Air cleaner intake element P/N 3018042

Wiping rags, Item 4, Appendix C

Out of Service tags,

INSPECTION

CAUTION

Holes, loose end seals, dented sealing surfaces, and other forms of damage

render cleaner inoperative and require immediate element replacement.

NOTE

Wipe dirt from cap and upper portion of air cleaner with wiping rags before

removing cap and filter.

Visually check the air cleaner housing (16), cap (2) and elbow tubes (7 a d 10) for cracks and other

damage.

Check retaining straps (1) for bending, distortion or other defects.

Air Cleaner Element Inspection and Replacement:

(1) Check the filter warning indicator (9) for intake air restriction. The indicator will change

from green to red when restricted.

(2) Remove the hexagon head capscrew (3), lockwasher (4), hexagon nut (5), and

retaining strap (1). Remove retaining strap.

(3) Remove bolts on element cover; remove the cleaner element (15). Check the accumulation

of dirt and debris on the element. Replace as necessary.

2-60