Komatsu GD555-5 Operation & Maintenance Manual page 212

OPERATION OPERATION
4. Retract the right lift cylinder and extend the left lift cylinder
repeatedly, then raise the blade and rotate it to the right side of
the machine to set the blade to the bank cut position.
When setting to the bank cut posture on the left side, use the
same procedure as above, but in the opposite direction.
REMARK
To improve the banking performance, set the installation position
of the piston rod of the blade side shift cylinder to the left position
when carrying out the banking on right side, and to the right
position when carrying out banking on the left side.
OPERATION OPERATION
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