53
Operating Manual Crawler Excavator TC37
Working operation 6
6 Working operation
The excavator is equipped as standard with an "ISO"-
control (function of control levers 27/1 and 27/10) on
which the following description is based.
There is the option to fit the excavator with a
switchable control system for the work equipment.
Switching is accomplished by operating the lever
(27/12).
Before working with the excavator:
• Memorize the lever controls well.
• Start at low engine speed when familiarizing
yourself with the controls.
Fig. 27 Operating the exit barrier
HR3.7-03-22
0
4/4
h.
R
2
2
1
10
12
Danger to life
due to incorrect operation of the control
system.
• Check your excavator to see which control
system is installed (only ISO-control or ISO
and SAE-control systems).
• If you can choose between ISO and SAE,
check which control system (ISO or SAE)
is activated before working with the
excavator.
• Familiarize yourself with the control
system.
Danger of injury
due to uncontrolled movements of the
machine.
• When lifting and lowering the exit barrier,
ensure that no other control levers and/or
pedals are operated.
Attention
If the exit barrier (27/2) is lifted, all travel and
work functions are deactivated.
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