A professional who tends extrusion press that fills grooves of storage battery covers with sealing compound. Responsibilities include:

• Attaches cylinder of sealing compound to press or fills drum of press with compound, using bucket.
• Depresses pedal to extrude sealing compound.
• Holds and moves inverted cover under vent of press to fill grooves to specified level.
• Places filled covers on truck.
• Turns valve to circulate cleaning solution through machine or cleans press, using brush and water.