This instruction show you guide on how to remove center joint and center frame for HITACHI EX5600-7B excavator.
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Procedures:
1 Remove the hoses under center joint (1).
2 Remove bolts (2) (4 used) and washers (3) (4 used).
Remove cover (1).
3 Remove bolts (1) (6 used) and washers (2) (6 used).
Remove cover (3).
j : 22 mm
4 Remove bolts, washers (4) (4 used) and clamps (5) (2 used).
j : 17 mm
5 Disconnect the both ends of pipes (6) (24 used).
j : 17 mm
CAUTION: Upperstructure (1) weight: 50100 kg
(110500 lb)
IMPORTANT: Install a soft rubber onto the wire rope contacting surface in order not to damage the main frame.
6 Install shackles (2 used) to lifting holes (a) (2 places).
Attach nylon slings onto the shackles (2 used).
Attach wire ropes onto counterweight mounting parts (b) (2 places). Hoist and hold upperstructure
(1) by using nylon slings and wire ropes.
7 Put the matching marks on upperstructure (1) and undercarriage (2). Remove bolts (3) (62 used) and washers (4) (62 used). Remove upperstructure (1) from undercarriage (2). Place upperstructure (1) onto wooden blocks.
More repair case for Hitachi,please refer to Hitachi excavator trouble repair