Rubber Track Loader
11. Maintenance
11-2
Oil Change Procedures
1.
Run the engine for a few minutes to warm the
engine oil.
Figure 11-1
2.
Remove either drain plug from the bottom of the
engine.
3.
Drain oil into suitable container.
4.
Remove engine oil filter, making sure the gasket
is also removed.
5.
Put some fresh oil on the new filter gasket and
install new filter.
6.
Tighten filter to specifications on filter label.
7.
Refill engine to capacity with oil, as specified.
Engine Oil Specifications
Due to the significant variations in the quality and
performance of commercially available oils,
ASV
Heavy-Duty Diesel Engine Oil – 10W30
is recom-
mended. If Posi-Lube is not available, use of the
following:
•
Caterpillar Diesel
Engine Oil – 10W30
(-4
°
F to 104
°
F)
•
Caterpillar Diesel
Engine Oil – 15W40
(5
°
F to 122
°
F)
Only use commercial oils that meet the following
classifications:
•
EMA LRG-1
multigrade oil
•
API CH-4
multigrade oil
•
API CG-4
multigrade oil
•
API CF-4
multigrade oil
Hydraulic Fluid and Filter
The hydraulic fluid should be changed every 500
service hours, and the hydraulic filter should be
changed every 250 hours. Hydrostatic components
require extremely clean oil for long service life.
Hydraulic Fluid and Filter Change
Procedures
! WARNING !
Hot oil can cause personal injury. Make sure the oil is
cool before removing any components or lines.
Remove the oil filler cap only when the engine is
stopped and the filler cap is cool enough to touch with
your bare hand.
NOTICE
Extreme care must be taken when changing the hydraulic
fluid. Before starting the procedure, make sure the ma-
chine is in a clean working environment. Precautions
should be taken to prevent any debris from entering the
hydrostatic system.
NOTICE
Collect and contain liquids in a suitable container. Dispose
of all liquids according to local regulations and mandates.
Figure 11-1
1.
Locate and remove the hydraulic fluid drain plug
located under the middle skid plate, and drain
the fluid into a suitable container.
Hydraulic Fluid
Drain Plug