Komatsu WA800-3E0, Operation & Maintenance Manual

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EXPLANATION OF COMPONENTS
OPERATION
3-44
FRAME LOCK BAR 3
WARNING
If the machine is transported or lifted when the frame lock bar is not locking the frame, the machine may
suddenly articulate.
If the machine articulates, it may cause serious personal injury to people in the surrounding area.
Always lock the frame lock bar when transporting or lifting the machine.
During maintenance, lock the frame lock bar if necessary.
The frame lock bar is a device to lock the front frame and rear
frame so that machine does not articulate.
LOCK position (L): Always set to this position when transport-
ing or lifting the machine.
For maintenance, set to this position if necessary.
FREE position (F): Always set to this position when traveling.
WARNING
Insert the lock pin of the frame lock bar securely, then fit
the linchpin. If it is not inserted fully and a load is applied,
there is danger that it might come out and that the frame
lock bar may be deformed.
When locking the frame lock bar, lock it as follows.
1. Insert frame lock bar lock pin (1) securely into hinge (2) at
the bottom of the front frame.
2. Always secure it with supplied linchpin (3).