Connecting Hoses Between Boom Cylinder And Machine - Hitachi ZAXIS 450LC-3 Operator's Manual

CONNECTING HOSES BETWEEN BOOM CYLINDER
AND MACHINE
d
WARNING:
• Stop the engine. Move the control levers back and
forth, and right and left several times to release
the remaining pressure in the hydraulic line.
• Before connecting hoses between the boom
cylinder and the machine, gradually loosen bolts
securing the covers to the ends of the hydraulic
piping on the machine to release the trapped oil
pressure in the piping.
1. Gradually loosen bolts securing the covers to the ends
of the hydraulic piping on the machine to release the
trapped oil pressure in the piping. Then, remove the
covers.
2. Connect four hoses between both the right and left
boom cylinders and the machine.
3. Check that hose (1) does not come into contact with the
area on the frame. Hose (1) may come into contact with
the swing device when the boom cylinder is extended
most
ASSEMBLING
Frame
6-22
1
M1J7-06-002