Operation Manual Menzi Muck A91 Page 83
Control and Display elements
6.7 Cab windows and door
6.7.1 Upper front window
Open: Rotate the lock of the front window clockwise by 90°. You
can now open the front window.
Close: Close the top window and turn the lock to x it in place.
6.7.2 Lower front window
You can remove the lower front window without tools to clean the
cab.
Open: Hold onto the front window and release the two star grip nuts
anticlockwise. You can then lift up the lower window from its frame.
Close: Place the front window in its lower frame. Then mount the
star grip nuts clockwise.
6.7.3 Side window
Open: Fold open the lock of the side window. You can now open
the window and x it with the fastening lever.
Close: Turn up the fastening lever and close the side window. Then
fold the lock downwards.