UPPERSTRUCTURE / Engine 64 CAUTION: Air cleaner (64) weight: 30 kg (66 lb) 26. Remove bolts (90) (4 used). Attach a nylon sling onto air cleaner (64). Hoist and remove air cleaner (64). 77 : 17 mm W1J1-02-04-044 NOTE: Remove bolts (90) (4 used) from the mounting hole on pump space. 27. Remove bolts (91) (4 used). Remove bracket (77). 90 77 : 19 mm W1J1-02-04-043 Bolt Mounting Hole 77 91 W1J1-02-04-045 Main Frame W2-14-7