Komatsu GD555-5 Operation & Maintenance Manual page 173

OPERATION
OPERATION
ARTICULATING OPERATION
WARNING
Do not remove the lock pin for general travel.
NOTICE
When turning with the machine articulated, pay particular attention to the clearance between the blade end and the wheel.
Before carrying out articulation operations, remove the lock pin on the left side of the machine.
1. Stop the machine, remove pin (1), and insert it in the storage
position (2).
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