Komatsu GD555-5 Operation & Maintenance Manual page 205

OPERATION
CAUTIONS IN OPERATION OF WORK EQUIPMENT
When operating the work equipment control lever, always pay careful attention to the movement of the work
equipment and do not move it more than necessary as the work equipment or the hydraulic cylinder may hit and
damage other parts.
When the work equipment is operated, special attention should be given to avoiding contact between the following
parts.
Blade and front wheel
Blade and step
Blade and frame
Blade and operator's cab
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OPERATION