Palfinger PK 34002-SH P7, Original Operating Manual

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Chapter 8 Crane operation
187
Landing the load
x
The landing area must be free of obstacles.
x Don’t land the load on ice or snow.
x
Don't land the load on drop offs, bumps, slopes, holes, ditches, etc.
x Land the load only on solid level ground; if necessary use suitable blocks or boards.
x When the load is put down, the load on the main boom must not be relieved suddenly.
Warning!
If the load on the main boom is relieved suddenly, bulk materials are
emptied quickly (grab application) or the load is put down quickly with
the cable winch, the main boom may snap upwards.
Always put loads down slowly.
x Before detaching the load lifting gear make sure the load sits properly and stable.
Work interruptions
If it is necessary to leave the crane unattended:
x
Land the load.
x
Secure the boom system.
x Turn off the crane.
x
Secure the crane against unauthorized use.
Resuming work
x If crane has been left unattended, check whether the crane has been tampered with before
resuming crane operation. Ensure secure crane operation.
If the crane has been tampered with by unauthorized persons:
x
(Refer to chapter 7, 'Preparing for crane operation'). Carry out all function checks described in
chapter 7.
In devices with remote control it is additionally necessary to:
x
Check that the appropriate device control panel (remote control handset) is used (as indicated)
before resuming crane operation.