2-18. Replace/Repair Air Cleaner. (FIGURE 2-15)
This task covers:
INITIAL SETUP :
Tool kit, general mechanic's rail
Engine shutdown. TM 55-1905-223-10.
and marine diesel engine
Tagged "Out of Service."
Filter warning indicator P/N 178957
Air cleaner intake element P/N 3018042
Wiping rags, Item 4, Appendix C
Out of Service tags,
Item 7, Appendix C
Holes, loose end seals, dented sealing surfaces, and other forms of damage
render cleaner inoperative and require immediate element replacement.
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
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.