Minnesota Administrative Rules
Agency 144 - Health Department
Chapter 4655 - BOARDING CARE HOMES
MACHINE WASHING OF DISHES AND UTENSILS
Part 4655.8820 - CHEMICAL SANITIZING

A. Dishwashing machines using chemicals for sanitizing shall bear the seal indicating that the machine meets the standards of the National Sanitation Foundation.

B. Each dishwashing machine shall be equipped with a visual or audible signaling device which indicates when the chemical sanitizing supply is empty. The signaling device shall be maintained in an operating condition.

C. The clean dish counter shall provide space for at least four racks of clean and sanitized dishes and utensils.

A. The dishwashing machines shall be operated in accordance with the manufacturer's instructions which shall be posted nearby.

B. The temperature of the wash water shall not be less than 140 degrees Fahrenheit (60 degrees Celsius).

C. Chemicals added for sanitation purposes shall be automatically dispensed in accordance with the manufacturer's specifications for time and concentration.

D. The chemical sanitizing rinse water temperature shall not be less than 75 degrees Fahrenheit (24 degrees Celsius) nor less than the temperature specified by the machine manufacturer as indicated on the NSF data plate.

E. All chemical sanitizers used in the dishwashing machines shall bear labeling indicating that the chemical sanitizers are registered by the Environmental Protection Agency and shall contain specific instructions for use.

F. If the same person handles both soiled and clean dishes, the person shall wash his or her hands between operations. Dishes and utensils shall be air dried.

G. The dishwashing machine shall be thoroughly cleaned at least once a day in accordance with the manufacturer's recommendation.

A. A test kit or other device that accurately measures the parts per million concentration of the sanitizing solution shall be available and used in accordance with this section.

B. The concentration level shall be tested in accordance with the manufacturer's instruction each day the machine is used.

C. The results of the testing shall be recorded in a written log which specifies the result of the test and shall be signed by the individual making the test. The log shall include the name of the chemical used and the manufacturer's recommended concentration of the chemical. This written log shall be maintained for the previous three months.