The chemical composition of contacts is such that they operate at cool temperatures of up to ____________________% of their current-carrying capacity.
Fill in the blank(s) with the appropriate word(s).
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As of July 1, 1992, it is illegal to intentionally vent ____ refrigerants into the atmosphere.
A. CFC B. HCFC C. Polyvinylether (PVE) D. Both a and b.
When rotating tires on a vehicle equipped with TPMS Technician A says that the sensors will be automatically relearned after driving a few miles. Technician B says that the sensor positions should be relearned, using a special tool, before returning the vehicle to the customer. Who is correct?
A) Technician A only B) Technician B only C) Both technicians A and B D) Neither technician A nor B
How does an undercharge affect the superheat of a fixed restriction system?
What will be an ideal response?
A hydraulic hose is chosen according to the temperature and pressure range of the system and the ________
A) hose length required B) type of fluid used C) flow rate of the product D) age of the system