UPPERSTRUCTURE / Cab Procedures to Install Upper Door Glass 1. Before installing the glass, remove the garnish around sash assembly from the cab inside for easy removal. Push the sash assembly by hands and remove the sash outside. 2. Install glass A and glass B into the sash grooves. 3. Install the sash assembly, which the glass is installed on, onto the door from the outside of cab. Secure the sash assembly at the inside of cab by using the garnish. Sash Assembly Garnish Glass A Glass B W1JB-02-01-010 W2-1-20