List at least three pieces of equipment that must be indirectly connected to a drainage system.
What will be an ideal response?
Choose from among the following partial list:
• Clear water wastes
• Commercial food processing fixtures and appliances
• Condensate lines from air conditioners
• Drains from boilers and water heaters
• Drains from pressure tanks
• Overflow connections to potable water storage tanks
• Swimming pools
• Sterilizers
• Walk-in cooler drains and refrigeration equipment
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Describe what to do if burn-through occurs.
What will be an ideal response?
To use an ohmmeter, the tips of the test leads are first held together (short circuited) and the rheostat (variable resistor) is adjusted so that the meter pointer moves to the ____ of the scale and points to the 0 ohms mark.
a. left-hand end b. middle c. right-hand end d. bottom
The use of a variable vane turbocharger allows the elimination of the ________
A) Turbocharger wastegate B) Exhaust cooler C) Diesel oxygen sensor D) Intake air cooler
Using the reciprocal key on a calculator, the reciprocal of 4 is:
A. 4.0 B. 4.4 C. 0.4 D. 0.25