Komatsu WB93R-5, Operation & Maintenance Manual

Page: 68 / 284

SAFETY LOCKS
66
3.1.2 BACKHOE LOCKS
The backhoe is held completely lifted by a single coupling that
does not allow the boom to be lowered.
The other safety device regards the swing, which is prevented,
both in the central and in the folded position, by means of a
pin.
To lock the boom, proceed as follows:
1 - Fold the bucket and arm completely.
2 - Press the button (1) (LED on) to raise the safety lock (3).
3 - Lift the boom completely and release the button (1) (LED
off) to engage the safety lock to the boom.
4 - Rotate the boom and insert the swing lock pin (4).
RKAB2900
RKAB2890
2
1
RKAB2910
3
RKAB2920
4
3
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