Correction sheet GMK 6400 3 113 178 en 1
01.10.2014
Inspections prior to telescoping
• Before telescoping, check that the following conditions are met:
– The telescoping cylinder is locked, symbol
(3) is grey.
– The telescopic section is unlocked (press
not more than 2x), symbol (1) is yellow.
– Locking is not selected, symbol (2) is grey.
– The telescoping cylinder is at the locking
point, the arrows (4) are green.
Retracting and locking a telescopic section
During telescoping you may not select Lock. Under no circumstances
should you press the button (2).
G
Risk of accidents from sudden retraction of a telescopic section!
Press the
* button for unlocking the telescopic section not more than
twice. If this does not start the unlocking procedure, contact
Manitowoc
Crane Care
.
S
Risk of damage to the main boom!
If you select Lock during telescoping, the locking pins on the telescopic
section are slid out immediately and they can damage or tear the electrical
or hydraulic components in the main boom.
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