ASE A7 EXAM 3 QUESTIONS AND ANSWERS

D. (used on a orifice tube system to absorb moisture also stores vaporized refrigerant to be sent to the compressor) Which A/C system device is in the figure above? A. Evaporator core B. Receiver/drier C. Muffler D. Accumulator/drier B. What is the LEAST LIKELY condition that could cause a blower resistor thermal element to burn up? A. Tight blower motor bearing B. Open blower motor winding C. Wire rubbing a metal bracket D. Blower motor fan blade rubbing the duct D. (the service fitting does not have to be mid-seated to read pressure. refrigerant needs to be recovered before replacing the Schrader valve) An R-134a A/C system has a damaged service fitting. Technician A says the fitting needs to be mid-seated after the manifold hose adapter is installed in order to read A/C pressure. Technician B says that the Schrader valve in the fitting can be replaced without recovering the refrigerant. Who is correct? A. A only B. B only C. Both A and B D. Neither A nor B A. (there are more than two speeds) A pulse width modulated electric cooling fan motor is being diagnosed. Technician A says that the HVAC control module energizes these motors by signaling a fan control driver module. Technician B says that these fans operate at two speeds. Who is correct? A. A only B. B only C. Both A and B D. Neither A nor B A. A