CONNECTOR AS 5268391 - Caterpillar

Perform this maintenance with the engine stopped.
Illustration 1 g06283576
C7.1 Marine Engine Crankcase Breather
(1) Cap
(2) Filter element
(3) Breather
Ensure that dirt cannot enter the breather assembly. Ensure that the outside body of the breather assembly is clean and free from damage. Place a container under the breather assembly.
Rotate the top cap (1) counterclockwise into the unlocked position. Remove the top cap from the body of the breather (3) and remove the filter element (2).
Illustration 2 g06283587
(4) Seal
(5) Cut away
Remove the old seal (4) and install a new seal.The cut away (5) in the top cap, allows access to the seal.
Illustration 3 g06283583
Alignment positions
(A) Alignment position
(B) Alignment position
Install a new filter element into the breather body (3). Ensure the correct position of the element, refer to illustration 72 . Align position (A) on the top cap toposition (B) on the filter element.
Illustration 4 g06283593
(C) Locked position
Install the top cap (1). Rotate the top cap by hand clockwise until the top cap locks into the locked position (C) on the breather body.
Remove the container.
Illustration 5 g06185549
(6) Breather tube
(7) Outlet
Inspect the breather tube (6) for damage. Ensure that the outlet (7) is clean and free from any obstructions. Ice can cause obstructions in adverse weather conditions.