
116 SEBU7494-06
Maintenance Section
Engine Crankcase Breather - Clean
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Engine Crankc ase Breath er -
Clean
SMCS Code: 1317-070
S/N: CML1-Up
S/N: CMM1-Up
S/N: CMP1-Up
Note: This type of engine crankcase breather is used
on naturally aspirated engines only.
Note: Ensure that the area around the vent hole
on the breather cover is clean and that the vent
hole is not res
tricted. Ensure that the breather hose
is installed correctly, so that the hose does not
contact other parts. Ensure that the components
of the breath
er assembly are seated in the correct
positions. Otherwise, engine damage could result.
1. Open the engi
ne access door. Refer to Operation
and Maintenance Manual, “Access Doors and
Covers”.
2. Tilt the radiator upward. Refer to Operation and
Maintenance Manual, “Radiator Tilting”.
g00956198
Illustration 123
Breather location (2)
g00822156
Illustration 124
3. Loosen the hose clamps (1) for the breather hose.
Remove the breather hose.
4. Remove the screws (3). Remove the breather
cover (4).
5. Remove the diaphragm assembly (5). The
diaphragm assembly consists of the diaphragm
andthelocatingring.Removethespring(6).
6. Clean the following items with a clean,
nonflammable solvent:
•
Breather
•
Breather cover
•
Diaphragm assembly
•
Location ring assembly
•
Spring
•
Breather hose
7. Allow the parts to dry. Pressure air may be used
to dry the parts.
8. Inspect the breather hose for damage. Replace
the breather hose, if necessary.
9. Install the elements of the breather. Install the
breather element cover assembly.
10. Install the breather hose and tighten the hose
clamps for the breather hose.
11. Tilt the radiator downward.
12. Close the engine access door.