Komatsu PC290LC-6K Operation & Maintenance Manual page 71

5. From the inside of the operator's cab, hold the bottom grip with the
left hand and the top grip with the right hand, pull up the window, and
push it in fully until it is locked by catch
6. Lock with lock pins
When closing
When closing the window, lower it slowly and be careful not to
get your hand caught.
1. Place the work equipment on a flat ground and stop the engine.
2. Securely lock the safety lock lever.
3. Release the lock pin
4. Hold the grip at the bottom of the front window with your left hand and
the grip at the top with your right hand, release the lock of catch
with your right thumb, then pull the top grip slowly and lower the front
window. When releasing the lock of catch
the direction of the arrow to release the lock.
.
on the left and right sides.
WARNING
.
, push release lever
11. EXPLANATION OF COMPONENTS
in
2-27