Echo LS21 Owners Manual v.1 - Manual (Page 32)

Fig. 24 Cylinder cradle removal
Fig. 25 Cylinder cradle removal
Fig. 26 Cylinder to be moved into mounting position
24. Remove left side 5/16 x 1" bolt holding the cylinder
cradle in place for shipping.
25. Remove right side 5/16 x 1" bolt from cylinder cradle.
26. The cylinder should now be free to be positioned into
its mounting location.