Every 1000 Hours Work - Case 3550 Operator's Manual

Crawler dozer
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3550
EVERY 500 HOURS WORK
V
Remove filter F preventing any spill of liquid. Prior to
reinstalling a new filter, clean the gasket contact area
on the support.
Install the new filter after smearing a thin film of oil on
the gasket, until it touches the seat on the support.
Then, tighten it by hand ½ turn further.
Reopen the valve on the filter.
Start the engine and check that there are no leakages.
Cut-off the engine and check the coolant level.
EVERY 1000 HOUIRS WORK
21. FULE FILTERS - Replacing the filters
Open the left panel of the engine compartment.
Never use gasoline, solvent or other flammable
fluid to clean parts. Use exclusively qualified, non-
flammable, non-toxic commercial solvents.
When using compressed air for cleaning parts,
use safety glasses with side shields or goggles to
minimise the danger of personal injuries caused
by flying particles. Limit pressure to 2 bar, in
accordance with local and national regulations.
Clean the base of the support and the surrounding
area.
Remove the filters indicated in the figure.
Clean the filter gasket seat area of the support with a
dry rag.
Replace gaskets "1", fill the filters with clean fuel and
smear a thin film of engine oil on the gasket, then
install the filters on the support until touching the seat.
Then, turn ½ turn further.
Carefully read personal and machine SAFETY PRECAUTIONS (at the beginning of this manual)
D350M0111
WARNING
1
22. BEVEL GEAR SET AND BRAKES -
Changing the oil and the suction filter
Draining the oil
Place a container of at least 200 litres (53 US Gal)
under the transmission housing.
Remove the plugs indicated and let the oil drain
completely.
Retighten the draining plugs after washing them.
73
D350M0112
D350M0113
D350M0114

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