Two Technicians are discussing automatic transmission/transaxle
oil pumps. Technician A says that vane-type pumps are positive
displacement pumps. Technician B says that converter drives the
pump. Which technician is correct?
A. Neither Technician A nor Technician B
b. Technician B only
C. Technician A only
D. Both Technician A and Technician B
Two Technicians are discussing automatic transmission/transaxle oil pumps. Technician A says that vane-type pumps are positive...
Two technicians are discussing refrigerant lines. Technician A says that line connections must be tight but not so tight that air can't get through. Technician B says that all connection O-rings have to be replaced when retrofitting a system to R-134a , Who is correct ?
Technician A says a refrigerant identifier is only needed when the technician is unsure of the refrigerant used in an AC system. Technician B says that some refrigerant identifiers can measure the amount of moisture in the refrigerant system to aid in diagnosis. Who is correct? A. Neither Technicians A nor B B. Both Technicians A and B C. Technician A D. Technician B
Technician A says that a system should be recharged with refrigerant until the condenser temperature is equal to the ambient temperature plus 100°F. Technician B says that a system should be recharged with the type and amount of refrigerant found on the vehicle's under-hood sticker. Who is correct? A. Technician A B. Technician B C. Both Technicians A and B D. Neither Technician A nor B
Technician A says that the airflow default setting in vehicles is defrost, because seeing out the windshield is most important. Technician B says that failure for air to flow through any but the defrost vents is likely caused by a vacuum problem. Who is correct? A. Neither Technician A nor B B. Technician B C. Technician A D. Both Technicians A and B
7. Technician A says that valve springs should be kept with the valve at the time of disassembly and tested for squareness and proper spring force. Technician B says that the exhaust valve is about percent of the size of the intake valve. Who is correct ? A. Both Technicians A and B B. Technician B Neither Technicians nor B D. Technician A
Technician A says that a micron gauge is a better indicator of vacuum than a gauge calibrated in inches of Hg. Technician B says that the service valve cores are normally removed before evacuating the system. Who is correct? A. Neither Technician A nor B B. Technician B C. Both Technicians A and B D. Technician A
Technician A says that if the cooling system has been exposed to the air for more than 24 hours, the drier should be replaced Technician B says that repairs should be made before retrigerant is evacuated from a system. Who is correct? A. Neither Technician A B B. Both Technicians A and B C. Technician B D. Technician A
Question 17 of 20 : Select the best answer for the question 17. Technician A says that electronic leak detectors make a noise when a leak is detected. Technician B says that often the same leak detector can be used for R-12 and R 134a. A. Both Technicians A and B B. Technician A only C. Neither Technician Anor B D. Technician B only O Mark for review (Will be highlighted on the review page) << Previous Question
Two contractors are discussing steel framing members. Contractor A says that C-shape CFS framing members are used as the top and bottom tracks in walls. Contractor B says that CFS framing members are often used in floor and roof decks, and that an individual CFS member's designation, corrosion protection, and yield strength will be printed on it. Which one of the following statements is correct? Only Contractor A is correct. Only Contractor B is correct. Both Contractor A and Contractor...
While testing variable resistors: Technician A says that while checking a rheostat with a voltmeter, the voltage should change smoothly with a change in the control. Technician B says that a potentionmeter can be checkedwith a scope. Who is correct? a. Tec A b. Tec B c. Both A and B. d. Neither A nor B