SUNWARD SWE150F, Operation & Maintenance Manual

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3.4.13 Work
Backhoe work
 The bucket should be lowered at 45

to the
ground.
Use arm as a primary digging force to pull bucket
towards machine direction.
 If there is mud adhered to bucket, move arm
and (or) bucket back and forth rapidly to get
rid of mud.
Note：

When arm is at 90 degree angle with
arm cylinder, and bucket cylinder is
at 90 degree angle with bucket link,
the max digging force of arm and
bucket can be achieved.

The range for excavating with the arm
is from a 45

away from the machine
to a 30

angle toward the machine.

Machine can execute short-time
intense excavation: a pressurizing
button is presented on the top of the
left control lever. Pressing it
allow system pressure to rise and
provide intense excavation for 8
seconds.
Ditching work
 To excavate a straight ditch, set track parallel
to ditch. Excavate to desired depth, then travel
machine backward to proceed excavating
based on.