UPPERSTRUCTURE / Swing Device REMOVE AND INSTALL SWING DEVICE CAUTION: Release any pressure in the hydraulic oil tank before doing any work. (Refer to BLEED AIR FROM HYDRAULIC OIL TANK on W1-4-1.) Removal 1. Remove hoses (1 to 3, 5 to 7). Attach an identification tag onto the removed hoses for assembling. Cap the open ends. 7 6 1 2 : 17 mm, 19 mm, 41 mm : 8 mm 5 3 4 W1HH-02-06-001 CAUTION: Swing device weight: 384 kg (850 lb) 2. Attach a nylon sling to the swing motor and hold the swing device. Remove bolts (4) (12 used). Hoist and remove the swing device from the main frame. : 32 mm W176-02-06-002 W2-6-1 Sw ing Devi Main