What types of systems use evaporator pressure regulators (EPR)?
A) Systems that require a constant evaporator pressure
B) Systems with multiple evaporators
C) Systems with multiple condensers
D) Systems with multiple compressors
B
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All of the following statements are true EXCEPT:
A. sludge in the oil will increase if the engine is running at too cold a temperature for too long. B. sludge is a mixture of moisture, by-products of combustion, and water. C. high emissions and poor fuel economy result when an engine does not reach operating temperature. D. when an engine is warm, the thermostat is always open fully.
Radiator cleaners used to remove rust and scale are alkaline.
Answer the following statement true (T) or false (F)
What is the primary purpose of the run capacitor?
A) To increase the motor operating current B) To increase the motor starting torque C) To increase the motor efficiency D) To increase the motor starting current
As the angle between two slings increases along the horizontal plane, the amount of tension on a pair of
slings _____. a. increases b. decreases c. remains the same d. becomes horizontal