Manitowoc GROVE GMK5150L

Driving modes and rigging for on-road driving
6.4 Rigging the main boom
Operating manual 3 302 709 en 6 - 19
GMK5150L
12.01.2018
4. Place the main boom on the boom rest.
5. Sling the main boom to an auxiliary crane;
à p. 6 - 26.
6. Switch on the derricking cylinder pressure relief;
à p. 6 - 29.
7. On the derricking cylinder head axle
– Take the load off of the head pin
– Release the head pin
– pull the head pin out;
à p. 6 - 30.
8. On the boom pivot pin
– Switch the hydraulic circuit over
– Release the pivot pin,
– Pull out the pivot pin;
à p. 6 - 32.
s