
118 SEBU7494-06
Maintenance Section
Engine Oil and Filter - Change
•
Thealtitudeex
ceeds 2300 m (7545 ft).
•
Sulfur content in the fuel is between 0.50% and
1.00%.
An oil change interval of Every 125 Service Hours is
required when
the following condition occurs:
•
Sulfur content in the fuel is above 1.00%.
Refer to the results of the S·O·S oil analysis in
order to determine if the oil change interval should
be decreased
. Consult your Caterpillar Dealer for
detailed information regarding the optimum oil
change interval.
1. Open the engine access door. Refer to Operation
and Maintenance Manual, “Access Doors and
Covers”.
2. Tilt the radiator upward. Refer to Operation and
Maintenanc
e Manual, “Radiator Tilting”.
g00895469
Illustration 128
Note: The crankcase drain is located on the left side
of the oil pan.
3. Pull the drain hose for the crankcase (3) through
the opening in the rear of the machine (4) and
removetheplugintheendofthedrainhose.
4. Open the crankcase drain valve (1) and drain the
oil into a suitable container. Close the crankcase
drain valve. Install the plug in the drain hose.
5. Remove the filter element (2) with a strap type
wrench. Refer to Operation and Maintenance
Manual, “Oil Filter - Inspect” in order to inspect
the used filter for debris.
6. Apply a thin fil
m of clean engine oil to the sealing
surface of the new filter element.
7. Install the ne
w filter element by hand. When the
gasket contacts the filter base, tighten the filter for
an additional 3/4 turn.
g00956263
Illustration 129
8. Remove t he oil filler plug (6). Fill the crankcase
with new oil. See Operation and Maintenance
Manual, “Lubricant Viscosities” and Operation and
Maintenance Manual, “Refill Capacities”. Clean
the oil filler plug and install the oil filler plug.
9. Start the engine and allow the oil to warm. Check
for leaks.
g00849728
Illustra
tion 130
10. Stop the engine and allow the oil to drain back
into the
oil pan. Fill the crankcase to the “FULL”
mark on the dipstick (5). Do not exceed the
“FULL” mark on the dipstick. Add oil or drain
oil if it
is necessary.
11. Tilt the radiator downward.
12. Close the engine access door.