Komatsu PC138US-11 Operation & Maintenance Manual page 171

Hydraulic excavator
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OPERATION
When closing
When closing the window, lower it slowly and be careful not to get your hand caught.
1.
Stop the machine on a level ground, lower the work equipment to the ground, then stop the engine.
2.
Set the lock lever securely in LOCK position (L).
3.
Grip right and left handles (A), and pull down lever (B) to
release the lock.
4.
Grip handle (C) at the bottom of the front window with your
left hand and handle (D) at the top with your right hand,
push to the front, then lower slowly.
REMARK
The handles (A) on the right and left sides of the front win-
dow top are not for pulling up and down the window. Do
not pull down the front window with the handles (A).
CAUTION
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WENAM00111
EXPLANATION OF COMPONENTS
3-101

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