To prevent mineral buildup and scale on an ice machine:
A) Use an ultraviolet light. B) Test the pH of the incoming water.
C) Clean regularly with a chlorine disinfectant. D) Use a water filter to remove suspended solids.
Question 2
The resistance reading of a good 5 kW heating element is:
A) A measurable resistance of approximately 50,000.
B) A measurable resistance of approximately 12.
C) Infinite ohms, which would show OL on most digital meters.
D) 0, which would show 0.0 to 0.1 on most digital meters.