43
Don’t slew on slope.
z Remove any dirt from
8) Lock all the doors and boxes.
9) If you have to park the machine on the slope, use other method to prevent machine from
sliding.
3.5.6 Operate on swampy ground
1) Try your best to avoid traveling on swampy ground.
2) Clean crawler frame if the machine works on very soft ground or is stuck.
3) Slew superstructure 90° and lower bucket to lift one side of crawler off ground, keep the
angle between boom and arm within a range of 90°--110°, and place the bucket arc on the
ground.
4) Turn the lifted crawler to eliminate dirt.
3.5.7 Lift one side of crawler by using boom and arm.
3.5.8 Avoid tilting
Avoid transverse traveling on slope. When the
machine travels on slope, the traveling direction
should be accordant with the gradient. When upgrade
and downgrade, keep the bucket pointing to the
traveling direction and lifted 20-30cm to the ground.
Lower bucket at once if the machine is skidding or
instable.
When the machine slews with heavy load, operate carefully with low slewing speed.
z Keep the angle between boom and armwithin
a range of 90°--110°, and place the
bucket arc on ground.
z Slew superstructure 90° and lower bucket
to lift one side of crawler off ground.
Don’t dig into the ground with bucket
teeth when the machine is in backhoe
condition.
z Place chock under the framework to
support machine.
FIG.3-24
FIG.3-25
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