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【Important】
When lower boom, you should avoid stopping it suddenly. Otherwise the impact load may damage
excavator (As figure 3.5.10).
When operate arm, in order to prevent damaging hydraulic cylinder, it should avoid lowering
hydraulic cylinder to the bottom.
Avoid bucket colliding with crawler.
When digging deep trench, it should avoid boom or arm cylinder hose impacting with ground.
Operation on flat ground
【Important】
Do not use the bucket for flat operation excessively.
Do not pull the bucket by travelling for flat operation.
Do not use the bucket by rotation for flat operation,
especially there's a large obstacle, otherwise it may
damage the machine.
Do not pull or push the soil by the bucket while
travelling.
Press F3 on the meter to choose flat ground mode while the
finishing work is needed.
Rotate the bucket and place it to the position of a little front
of the arm.
Retract it while lifting th boom slowly, once the arm moves
beyond the vertical position, lower the boom to keep the
bucket move in horizontal.
Operate the boom, arm and bucket at the same time to make
the flat operation more precise.
Prevent collapse
(1) Place traveling motor to the rear of machine to work.
(2) Don‘t place machine at the edge of trench or digging
area.
(3) Don‘t digging the earth under the machine.
Operation tips
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