Clean windows and perform repairs after buildings close for the day.
Operates larry to charge coal into coke ovens: Weighs empty larry on scale to obtain tare weight. Opens chutes of storage bin to dump specified weight of coal into hoppers on larry. Drives larry to ovens, and moves controls to position hoppers over open charging holes. Pushes levers to drop thimbles into charging holes and to open slides in hoppers. Pokes bar through opening in hopper to force coal into oven. Records oven number, battery, date, mix of coal, and shift. May move controls to lower and raise porcupine in open standpipe to clean walls. May signal PUSHER OPERATOR to level coal in oven.