hitachi — REMOVE AND INSTALL MAIN FRAME

UPPERSTRUCTURE / Main Frame CAUTION: Front attachment assembly (1) weight: ZAXIS330-3, 330LC-3: 6040 kg (13320 lb) ZAXIS350H-3, 350LCH-3: 6660 kg (14690 lb) ZAXIS350K-3, 350LCK-3: 6550 kg (14440 lb) ZAXIS350LC-3, 350LCN-3: 6270 kg (13830 lb) 1 7. Install front attachment assembly (1). Add hydraulic oil. (Refer to the Remove and Install Front Attachment section.) : 17 mm : 50 N m (5.1 kgf m, 37 lbf ft) : 19 mm W105-02-03-002 : 30 N m (3.0 kgf m, 22 lbf ft) : 30 mm : 550 N m (55 kgf m, 410 lbf ft) : 32 mm : 750 N m (77 kgf m, 550 lbf ft) : 41 mm : 210 N m (21 kgf m, 155 lbf ft) : 50 mm 8. Start the engine. Set the front attachment in posture for checking hydraulic oil level in its tank.

Check the hydraulic oil level and any oil leakage. M104-07-021 W2-3-7