Hitachi ZAXIS 470LC-5B Operator's Manual page 19

IMPORTANT: If the device is not properly lubricated
through the grease fittings, moving parts may bind,
and the counterweight may not go to the top even
though the cylinder operates normally.
8. Lubricate all grease fittings on the counterweight
removal/install device before starting operation.
9. Open and secure pump compartment door and remove
cover (16) from the counterweight removal/install
operation lever.
10. Turn handle of stop valve (9) clockwise and ensure that
the valve is completely closed.
COUNTERWEIGHT INSTALLATION
Grease Fittings
11
MJAA-NACW1-008
16
9
MJAA-NACW1-014