OPERATION & MAINTENANCE MANUAL SWE18UF
70
4.5.9 Operation in Water or Mud
You should note following information when operating in water
or mud:
1) The working area should be hard enough to prevent excavator
from sinking.
2) The water flow should be slow.
3) Undercarriage immerged height should not exceed chain
carrier plate (roller).
4) Avoid immerging slewing support, inner gear ring, and
slewing connector.
5) The rear end of machine is not allowed to be immersed into
water.
When operating in these conditions, please check the excavator
position often.
4.5.10 Backhoe Operation
1) Place the bucket teeth on ground while the angle between
bucket bottom and ground is 45.
2) Apply arm to be the main digging force, pull bucket to the
machine direction.
3) When mud adheres to the bucket, remove arm and (or)
bucket quickly to throw dirt.
4) When digging a straight trench, place crawler parallel to the
trench. After digging to required depth, remove machine to
continue digging.
【Important】
When lowering boom, you should avoid stopping it
suddenly. Otherwise the impact load may damage
excavator.
When operating the arm, avoid lowering hydraulic
cylinder to the bottom to prevent the damage of hydraulic
cylinder.
Avoid bucket colliding with the crawler.
When digging a deep trench, avoid collide the boom or
arm cylinder hose with ground.
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