5-9 Swing Body: Center Joint 1 Removal and Installation of Center Joint Cautions
• Be sure to stop the engine before beginning work. • Be sure to inspect the wire rope and other suspended items before beginning work. • Do not stand or pass under the suspended load (center joint).
Items to prepare • • • • • • • • • • • • • •
Wrench (17 mm, 19 mm, 27 mm, 36 mm) Hexagon wrench (5 mm) Box wrench (19 mm) Specialized jig Vacuum pump (vacuum pump power supply) Extension cord Marking pen Caps Plugs Wire rope (with the required breaking load) Crane (that meets the lifting capacity) Crossties Rags Cleaning fluid
[1]
Use a 5-mm hexagon wrench to remove the 4 installation bolts (1), and then remove the air breather (2) on the hydraulic oil tank.
1 2
[2]
Attach the specialized jig (1) to the area where the air breather was removed, and set the vacuum pump (2).
2 1
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