32
to filter contaminants. It needs cleaning timely. When cleaning, screw down the hinged
screw on the fuel control lever, take out the filter screen and clean the screen with fresh
diesel fuel. After cleaning, install back the screw.
6
、
Clean the air cleaner
Figure 17 Cleaning of the air cleaner
Do timely maintenance to the air cleaner
as required. During maintenance, take
out the air cleaner element, brush dust
off the surface of the element and then,
blow it inside out with compressed air of
0.4~0.6MPa (4~6kg/cm
2
). Check the
element, the filter paper and the sealing
ring to see if there is damage. If there is,
replace it. At the same time, clean the
dust off the dust chamber. Watch out
that the filter paper cannot be cleaned with fuel, water, or other liquids. Under harsh
condition, reduce the maintenance period of the air cleaner according to actual facts.
7
、
Add lubricating grease
Figure18
Adding
of
the
lubricating grease
Bearings in the water pump should be
lubricated with calcium sodium base
grease. Add lubricating grease in time,
as required, to prevent damage to
components. There is a cup for adding
lubricating grease on a part of water
pump. When adding grease, point the
oil gun into the cup and shoot the grease into the bearings.