UNDERCARRIAGE / Travel Device CAUTION: Drum (8) and other parts weight: ZAXIS450-3, 450LC-3, 470H-3, 470LCH-3: 100 kg (221 lb) ZAXIS500LC-3, 520LCH-3: 185 kg (408 lb) 21. Install eyebolt (M22, Pitch 2.5 mm) into the bolt (16) hole (2 places) on drum (8) from the motor (1) side. Attach a nylon sling to eyebolt. Hoist and turn over drum (8). Remove the outer race of roller bearing (9) from drum (8) by using a bar and hammer. 22. Remove spring pin (38) from third stage carrier (17) by using a round bar. Remove pin (39). Remove third stage planetary gear (37) and thrust plates (36, 42) from third stage carrier (17). Remove needle bearings (40, 41) from the third stage planetary gear (37).
Round Bar Dia.: ZAXIS450-3, 450LC-3, 470H-3, 470LCH-3: 8 mm (0.32 in) ZAXIS500LC-3, 520LCH-3: 10 mm (0.39 in) 23. Remove spring pins (38) (4 used), pins (39) (4 used), third stage planetary gears (37) (4 used), thrust plates (36, 43) (4 used for each), needle bearings (40, 41) (3 used for each) from third stage carrier (17) according to step 20. 24. Disassemble the first stage carrier (29) assembly and the second stage carrier (19) assembly according to steps 20, 21. Diameter of round bar for spring pin (27): A Diameter of round bar for spring pin (31): B ZAXIS450-3, 450LC-3, 470H-3, 470LCH-3: A = 4 mm (0.16 in). B = 5 mm (0.20 in) ZAXIS500LC-3, 520LCH-3: A = 5 mm (0.20 in).
B = 6 mm (0.24 in) 25. Remove spacer (28) from first stage carrier (29). Remove spacer (20) from second stage carrier (19). W3-2-17