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7.15.3
Retracting/extending the boom in emergency operation
In exceptional cases or emergency situations (e.g., SENCON
deadlock), the machine operator must retract or extend the boom
in manual telescoping mode. The sensors must be in working
order.
There is a risk of damage to machinery if the boom is moved
in manual telescoping mode
–
Change to semiautomatic telescoping mode (standard
operation) immediately after eliminating the fault.
–
Use the manual telescoping mode only for retracting the
boom if possible.
–
The following are not permissible in manual mode:
–
Load lifting
–
Working with a load
–
Random extension and retraction of the boom.
Moving the boom in manual telescoping mode can cause
damage to machinery.
Yellow bar
Black bar
Semi-automatic telescoping mode (standard
mode) is selected.
The locking and unlocking processes are initi-
ated automatically. Stopping at an intermediate
position is possible.
Manual telescoping mode (emergency opera-
tion) is selected.
The locking and unlocking processes are initi-
ated manually.
Requirement:
n
The machine and the SENCON are ready for operation.
n
The valid operation parameters for the current setup status are
set.
n
The boom angle is > 60°.
1.
Open the
“Pin boom”
menu page on the SENCON.
2.
Press the
[Telescoping mode]
quick-select button.
ð
A popup menu page opens on the display.
The machine operator is prompted to read the operating
manual and familiarize themselves with the functions of
manual telescoping mode.
NOTICE
Telescoping mode
Selecting manual telescoping mode
Operation
27.04.2020
140.5.204 Telescopic crane
485
Fo
r
Reference
Only
Содержание 140.5.204
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