Job Description:

• 1) Controls equipment to prepare mixture of mash and yeast for use in manufacture of distilled liquors: Weighs specified quantities of rye and malt meal, depending upon amount of yeast required, and dumps them into yeast tub filled with specified amount of water.

• 2) Opens valves to admit steam that circulates through coil pipes in tub and cooks mixture.

• 3) Starts revolving blades in tub to agitate mixture as it cooks.

• 4) Observes temperature gauges and increases or decreases steam pressure to maintain constant temperature as mash cooks.

• 5) Pours yeast culture into cooked mash and mixes mash with revolving blades.

• 6) Stops revolving blades when mash and yeast are thoroughly mixed.

• 7) Tests mash to determine temperature and specific gravity, using thermometer and hydrometer, and records results.

• 8) Observes gauges and increases or decreases steam to ensure that mash ferments at constant temperature.

• 9) Notifies FERMENTATION OPERATOR when mash is ready to be pumped into fermentation tank.

• 10) Removes sample of mash for laboratory analysis.