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7.12.1
Unlocking the uppercarriage
Risk of damage to the uppercarriage locking mechanism if the
uppercarriage is not completely unlocked
–
After unlocking in the SENCON, check that the locking bolt
has been retracted.
–
If the locking bolt is not completely retracted, carefully
slew the uppercarriage a few degrees and repeat the
unlocking process in the SENCON.
If the locking bolt is not fully retracted while unlocking, subse-
quent slewing of the uppercarriage can damage the uppercar-
riage locking mechanism.
Requirement:
n
The engine is switched on.
n
The SENCON is ready for operation.
n
The safety lever is pushed forward.
Press the
[Unlock/lock uppercarriage]
quick-select button.
ð
Uppercarriage is unlocked.
The
[Unlock/lock uppercarriage]
status display shows a
black bar.
The
[uppercarriage locking]
icon on the SENCON start
screen is green.
Requirement:
n
The uppercarriage has been unlocked using the
[Unlock/lock uppercarriage]
quick-select button.
NOTICE
Checking uppercarriage unlocking
Operation
27.04.2020
140.5.204 Telescopic crane
448
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r
Reference
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Summary of Contents for 140.5.204
Page 69: ...Safety instructions 27 04 2020 140 5 204 Telescopic crane 69 F o r R e f e r e n c e O n l y ...
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