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Test 3 - AUT230 - CH's 14, 15, 16 Questions and Answers 2024
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Test 3 - AUT230 - CH's 14, 15, 16
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Test 3 - AUT230 - CH's 14, 15, 16The AC compressor clutch is being checked to see if it is engaged. Technician A says
that if the drive belt is moving, the compressor is working. Technician B says that the
compressor will often "click" when it is energized and de-energized. Which technician is
correct?
A.Technician A only
B.Technician B only
C.Both technicians A and B
D.Neither technician A nor B - answerB.Technician B only
AC compressor drive belt tension can be measured by ________.
A.deflection
B.marks on the tensioner
C.using a belt tension gauge
D.Any of these - answerD.Any of these
AC vent temperature at the center outlet should be ________.
A.55°F-65°F (13°C-18°C)
B.45°F-55°F (7°C-13°C)
C.35°F-45°F (2°C-7°C)
D.25°F-35°F (4°C-2°C) - answerC.35°F-45°F (2°C-7°C)
Water discovered on the floor on the passenger side of a vehicle is an indication of what
problem?
A.Clogged evaporator drain
B.Clogged condenser
C.Leaking refrigerant
D.Defective AC compressor - answerA.Clogged evaporator drain
Cabin filters can be replaced and are located by an access panel ________.
A.under the hood
B.under the dash (usually behind the glove box)
C.under the vehicle
D.Either under the hood or under the dash (usually behind the glove box) -
answerD.Either under the hood or under the dash (usually behind the glove box)
When the HVAC controls are placed in the "heat" position, where does the air flow?
A.From the floor vents
B.From the dash vents
, C.From the floor and windshield (defrost) vents
D.To the outside dash vents only - answerC.From the floor and windshield (defrost)
vents
An airflow (blend) door may be broken if ________.
A.there is a clicking noise from the actuator motor assembly as it tries to move a broken
door
B.outlet temperature can change from hot to cold or from cold to hot at any time
especially when cornering
C.there is a change in the temperature when the fan speed is changed
D.Any of these - answerD.Any of these
A "fin comb" is used to ________.
A.tighten an accessory drive belt
B.straighten and align cooling fins on a condenser or radiator
C.clean debris from a dash vent
D.fix the fins on the water pump - answerB.straighten and align cooling fins on a
condenser or radiator
A refrigerant leak can be detected by ________.
A.looking for oily areas (visual inspection)
B.using an electronic leak detector
C.using a soap solution and looking for bubbles
D.Any of these - answerD.Any of these
The proper dash vent temperature for an air condition system should be ________.
A.32°F (90°C)
B.10°F below ambient
C.35°F-45°F (2°C-7°C) or 30°F (15°C) cooler than the outside air temperature
D.Any of these - answerC.35°F-45°F (2°C-7°C) or 30°F (15°C) cooler than the outside
air temperature
All of the following are SAE J standards for air conditioning systems EXCEPT
________.
A.J639
B.J1630
C.J2099
D.J2211 - answerB.J1630
What is the SAE specification number of an RRR machine that meets the 2006 and
newer standards?
A.J-2788
B.J-2210
C.J-1930
D.J-0560 - answerA.J-2788
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