Oil Filter Change - Kohler 15C/12.5CF Operation

Oil Change Procedure
1. Stop the generator set.
2. To drain the oil, open the oil-drain valve. See
Section 1 for the oil-drain valve location.
3. Open the oil-drain plug. See Section 1 for the
oil-drain plug location. Drain the oil into a suitable
container.
4. Allow ample time for all oil to drain.
5. Close the oil-drain plug.
6. Close the oil-drain valve.
7. Remove the oil-fill cap.
8. Replace the engine oil filter according to the
service schedule
Section 3.3.5.
9. Fill the crankcase with oil. Section 1 shows the oil
fill location. See Figure 3-1 for oil selection and
Figure 3-3 for oil capacity. Replace the oil-fill cap.
10. Start the generator set and check for oil leaks.
11. Stop the generator set. Check the oil level. Add oil,
as necessary, to bring the level up to the SAFE
mark.
Note: Too high an oil level causes high oil
consumption and engine carbonizing. Too
low a level damages the engine.
Note: Do not pollute the environment. Dispose of
used engine oil and other contaminants in a
safe, approved manner.
TP-5981 11/01
and the procedure
3.3.5

Oil Filter Change

Replace the oil filter at the interval specified in the
service schedule. Change the oil filter more frequently if
the generator set operates under dirty, dusty conditions.
Refer to the following procedure. See Section 1 for oil
filter location.
Oil Filter Change Procedure
1. Loosen the oil filter by turning it counterclockwise.
Remove the oil filter and use rags to clean up
spilled oil. Dispose of the oil filter in an approved
manner.
2. Clean the contact surface of the oil filter adapter.
3. Lightly lubricate the gasket surface of the new filter
with fresh engine oil. Thread the filter on the
in
adapter until
hand-tighten the filter an additional one-half turn.
Wash hands after any contact with engine oil.
Note: If also performing an oil change, skip steps
4-5 and go back to oil change procedure.
4. Start the generator set and check for oil leaks.
5. Stop the generator set. Check oil level. Add oil, as
necessary, to bring level up to SAFE mark.
the gasket makes
Section 3 Scheduled Maintenance
contact,
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