UNDERCARRIAGE / Track Adjuster CAUTION: Spring (11) weight: ZAXIS450-3, 450LC-3, 470H-3, 470LCH-3: 122 kg (269 lb) ZAXIS500LC-3, 520LCH-3: 150 kg (331 lb) 9. Remove wire fastening spring (11) and bracket (12). Hoist and remove spring (11) from the rest. CAUTION: Cylinder (8) weight: ZAXIS450-3, 450LC-3, 470H-3, 470LCH-3: 39 kg (86 lb) ZAXIS500LC-3, 520LCH-3: 52.4 kg 115.5 lb) Rod (15) weight: 21 kg (50 lb) 14. Install eyebolt (M16, Pitch 2.0 mm) to rod (15). Attach a nylon sling. Hoist and remove rod (15) from cylinder (8). Remove O-ring (9) from inside of cylinder (8). 15. Remove the following parts below from piston rod (4). ZAXIS450-3, 450LC-3, 470H-3, 470LCH-3:
Wear ring (5), retaining ring (7) and U-ring (6) ZAXIS500LC-3, 520LCH-3: Wear ring (5) (2 used), backup ring (17), U-ring (6), plate (18) and retaining ring (7) CAUTION: Bracket (12) weight: ZAXIS450-3, 450LC-3, 470H-3, 470LCH-3: 22 kg (48.5 lb) ZAXIS500LC-3, 520LCH-3: 21.5 kg (47.4 lb) 10. Remove spacer (10) and bracket (12) from the rest. 11. Remove socket bolts (1) (4 used) from guide (3). Remove guide (3) from piston rod (4). : 12 mm 2 3 1 4 8 15 W142-03-04-010 12. Remove piston rod (4) from cylinder (8). 13. Remove O-ring (2) from guide (3). W3-4-9