. OPERATION DETAILED CONTROLS AND GAUGES the part of the front window and lock securely 3 - 24 Removing Lower Windshiel 1. With th e front window remove lock (E), and bottom part of the front windo w ca n be removed 2. Store th e removed bottom par t of t he f ront windo w at the rear of the o pertor' s ca b and lock w ith l ock pins Installing Lower Windshield With the fro nt window open , install the bottom part o f the fron 1. Remov e lock pins (E) a nd detach the bottom pa ront window from i ts storing positio 2. I with loc k pins