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Komatsu WB140-2N User Manual

Komatsu WB140-2N
220 pages
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OPERATION
WB140-2N, WB150-2N 2-35
Dual Functional Bucket and Arm Positions
When the lever is operated in the direction shown in the illustration a
dual function of the bucket and arm can be achieved.
N
- Neutral position (no boom or bucket movement)
A
- Arm lowering - Bucket curling
B
- Arm lowering - Bucket dumping
C
- Arm raising - Bucket dumping
D
- Arm raising - Bucket curling
Remark
Do not use the “Arm In Free Float Position” when traveling forward, the bucket will dig in and raise the machine
up. The float feature should only be used when traveling in reverse performing grading operations.
PERFORMING LOADING OPERATIONS
Before performing loading operations the operator must become familiar with the loader controls and its positions. The opera-
tor must also be familiar with all safety involved when performing these operations. Failure to do so may result in damage to
the machine or injury to the operator.
BUCKET POSITION INDICATOR
The machine is equipped with an automatic (RETURN-TO-DIG) fea-
ture which determines the horizontal position of the bucket in relation to
the ground. This position is reached when sensor (2) no longer detects
rod (1) position.
For adjusting rod (1): See “ADJUSTING AUTOMATIC RETURN OF
FRONT BUCKET TO THE DIGGING POSITION” on page 3-64.
ORGANIZING YOUR WORK AREA
Before starting any loading operations it is important to be sure your
work area is safe and clear of any obstacles or hazards that may hinder
your operations, damage the equipment or cause an accident. Check the
ground to be sure it is level and stable.
Study the loading pattern you will be using. The illustration gives an
example of a simple loading pattern used by most operators.
Before starting your operations, sound the horn, and be sure all person-
nel are at least 20 m (40 ft.) away from you and your work area.
Remark
When using the declutch button during loader operations always bring the machine to a full stop before chang-
ing speed ranges.

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Komatsu WB140-2N Specifications

General IconGeneral
BrandKomatsu
ModelWB140-2N
CategoryCompact Loader
LanguageEnglish

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