hitachi — DISASSEMBLE SWING DEVICE

UPPERSTRUCTURE / Swing Device 20. Tap and remove the outer race of roller bearing (14) from housing (26) by using a bar and hammer. 21. Remove spring pins (5) (3 used) from first stage carrier (21) by using a round bar and hammer. 22. Remove pins (4) (3 used), first stage planetary gears (7) (3 used), thrust plates (8) (3 used) and needle bearings (6) (3 used) from first stage carrier (21). 23. Remove thrust plates (3) from first stage carrier (21). 24. Remove spring pins (10) (3 used) from second stage carrier (18) by using a round bar and hammer. 25.

Remove pins (9) (3 used), second stage planetary gears (12) (3 used), thrust plates (13) (6 used), and needle bearings (11) (6 used) from second stage carrier (18). 26. Remove thrust plate (19) from second stage carrier (18). W2-6-11