Komatsu Galeo PC27MR-2 Operation & Maintence Manual page 76

DETAILED CONTROLS AND GAUGES
Closing
When closing the window, lower it slowly and be careful not to get your hand caught.
1. Stop the machine on level ground, lower the work equipment completely to the ground, then stop the engine.
2. Set lock lever (1) securely to LOCK position (L).
3. Hold left and right knobs (A), then push lock lever (B) with your
thumb to the front and pull knobs (A) down to release the lock.
4. Grip left and right knobs (A) and slowly lower the front window
diagonally to the front.
5. When the bottom of the window reaches the top of the bottom
window, push left and right knobs (A) to the front, and push
against left and right stoppers (C) to engage the lock.
When pushing to the front, check that lock lever (B) moves in
lock release direction (F), then returns in the lock direction (L).
Push knobs (A) to the front to lock securely.
REMARK
To check that the lock is applied, check that lock (D) is in front of
stopper (C).
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WARNING
OPERATION