Driving modes and rigging for on-road driving
6.3 Removing/installing main boom
Operating manual GMK 6400 3 112 993 en 6 - 25
12.07.2013
After extending After extending the boom pivot pin you must:
– Close the hydraulic circuit again,
– secure the pulling device.
Closing the hydraulic circuit
Switch the valve (1) – Position B.
Securing the pulling device
• Insert the pins (1) and secure them with the
retaining pins.
s
G
Risk of accidents from falling main boom!
Always secure the pulling device with the pins.
This prevents the boom pivot pin from retracting by itself and the main
boom from falling and injuring people or being damaged.
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