Laski TRENCHER TR 120H, Operating Instructions Manual

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Trencher TR 120 H
8
Work Safety Instructions
Utilisation
- The trencher TR60 HC facilitates trenching works at cables and lines lying in
- gardens, schools and parks without moving too much earth. The trench itself is
up to 120 cm deep with a plain and clean unvaried profile given by the cutting
chain width. The machine is used for trenching in compact soils with small
stones in size up to 50 mm in one-man operation.
- This machine is allowed to work only on flat and even terrain or up the
permissible limits as to its climbing ability. In this case it is also rated to climb
slopes (perpendicularly to the contour) up to 12
o
.
Not Allowed Use
- Avoid any trenching if there can be some foreign matters
and objects, such as metal, glass cullet, stony debris, ceramics etc.
hidden in the field. Avoid excessive steering manoeuvres on asphalt
and concrete surfaces since these cause excess pad wear.
- Avoid working in the fields with gradients exceeding 12
o
.
- Avoid working on very soft or unstable ground. The machine could sink, slide,
slew or turn over.
- Cross the already made trenches only in the permissible way (see instructions
below).
- Avoid working on icy and frozen terrain (it applies also to frost-bound grassed
area).
- It is strictly forbidden to start working with removed or missing guards or with
faulty safety elements.
- It is forbidden to use this machine if operating temperature in the hydraulic
system exceeds 65
o
C.
Recommendations for rubber tracks:
- Avoid any contact of the rubber tracks with abrasive surfaces. Avoid
manoeuvring on hard, stony and uneven surfaces such as rock, stones, stump
roots, debris, gravel, etc.
- It is forbidden to drive the machine on steep slopes (along the contour) and in
small turning radius with risks of instability.