Driving modes
6.4 Main boom, removing/installing
6 - 34 3 112 xxx en Operating Manual GMK6300L
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Pulling out the
pivot pin
You must pull out / push in the pivot pin on both sides of the main boom.
You can operate the pulling device from the crane cab.
• Start the engine for crane operation.
• (A) – Pull the pin (2) out.
• (B) – Press the button (1) down.
The pulling device is extended.
• (C) – Insert the pins (2).
The pulling device is now in the position to
pull out the pivot pin.
• (D) – Press the button (1) up.
• (E) – The pivot pin (4) is pulled out.
S
Risk of damage to the main boom!
Before pulling it out, the main boom must be slung and all other lifting gear
must be tightened.
Before pushing it in, the bearing points on the turntable must be aligned
with the boom pivot pin.
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