c) connect the two parts of the structure by means of the frame pins,
Fig. 10
d) reposition the two locking rods in their respective seats (Fig. 11),
e) reposition the two safety rods (fig. 12) and check the tightness of the coupling,
f) Screw the two rings together completely (fig. 13).
Fig. 11
Fig. 12
12
original version in Italian dated 22/07/2016
Fig. 13