Comprehensive nutrition resource for Sonic Chocolate Shake - Regular. Learn about the number of calories and nutritional and diet information for Sonic Chocolate Shake - Regular. This is part of our comprehensive database of 40,000 foods including foods from hundreds of popular restaurants and thousands of brands.
Duct BlasterÂ®. 1  A Duct Blaster is used to directly pressure test the duct system for air leaks, much the same way a plumber pressure tests water pipes for leaks. 2  The Duct Blaster fan is first connected to the duct system at the air handler cabinet, or a return grille. After temporarily sealing all remaining registers and grills, the Duct Blaster fan is turned on to force air through all.
Next, test to see if the element is shorted out. If the element has a short, power will flow through the metal tank of the water heater. With the wires still disconnected, touch one probe (or connect the alligator clip) to one screw terminal and touch the other tester probe to the element mounting bracket (Photo 3).o expose the elements for testing, remove the two metal covers, the insulation and the plastic covers on the side of the water heater. First perform a continuity test to see if an element is burned out. Electricity wonât flow through a burned-out element.