UPPERSTRUCTURE / Main Frame CAUTION: Upperstructure weight: ZAXIS330-3, 330LC-3, 350LC-3, 350LCN-3: 6680 kg (14730 lb) ZAXIS350H-3, 350LCH-3: 6870 kg (15150 lb) ZAXIS350K-3, 350LCK-3: 7100 kg (15660 lb) 5. Attach wire ropes to the rear (counterweight bracket) of frame and boom bracket. Take up slack of wire ropes. If chain block (6) is used, it is not only easy to adjust the length of wire rope, but also easy to level the main frame. Rear of Main Frame W105-02-03-004 Boom Bracket W105-02-03-005 6 W157-02-03-001 W2-3-3