B-4 Telescopic booms sliding
blocks - Lubrication
1 1. Position the machine in an area with
sufficient clearance around it; centre the
turret and bring the telescopic boom to the
horizontal position. Extend the telescopic
boom completely.
2 2. Remove the dust guard gaskets at the
head of the extension and clean all the
sliding surfaces thoroughly.
3 3. Using a brush, apply a thin layer of
grease on the sliding surfaces on all four
sides of the boom. Repeat the operation
for each stage of the extension.
4 4. Retract and extend the telescopic boom
a number of times to distribute the grease
uniformly.
5 5. Remove excess grease to prevent dirt
build-up and refit the dust guard gaskets.
6
B-5 Turret rotation slewing ring
gear - Lubrication
Lubricate both the turret axial bearing tracks
by means of the two grease nipples provided
inside. Lift the primary telescopic boom for
access into the slewing ring gear, inject a
number of shots of grease and move the turret
to distribute the grease uniformly.
Lubricate the outer teeth of the slewing ring
gear. Apply grease manually using a brush.
Ensure that the grease is distributed uniformly.
Remove grease buildup.
Anyone in the follow table should be
chosen when the vehicle is used in the
normal environment.
If the machine is used in the severe
environment, refer to DingLi for the grease.
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