A professional who tends machine that spreads glue on both sides of precut veneer stock (crossbands or core boards) or particleboard before assembly into plywood or veneered panels. Respnsibilities include:

• Turns valve on glue hopper above machine to fill troughs formed between application rollers and doctor rolls.
• Turns handwheel, crank, or tension screws to space rollers according to thickness of stock.
• Starts machine, scans stock to detect knotholes or large splits, and discards culls in handcart.
• Feeds stock between rollers.
• Observes level of glue in troughs between doctor rolls and rollers, and turns valve to replenish glue when level is low.
• Periodically feels discharged stock to determine if glue is being spread evenly and if glue coating is sufficient to bond stock in panels, and adjusts rollers to correct defective gluing.
• Cleans glue from rollers, using hot water or alcohol and brush.
• May lubricate machine.
• May mix glue.