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T7 HVAC ASE Set 2 Questions And Answers With Verified Solutions Already Passed!!!
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T7 HVAC ASE Set 2 Questions And Answers With Verified Solutions Already Passed!!!
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T7 HVAC ASE Set 2 Questions AndAnswers With Verified Solutions Already
Passed!!!
Technician A says a thermometer and pressure gauge are necessary to check a
refrigerant container for non-condensable gases(air). Technician B says excessive
non-condensable gases(air) in the container may be vented to the atmosphere. Who
is right? - ANSWER✔✔Technician A is correct because a check for the presence
of non-condensable gases is performed by storing the container at 65*F or above
for 12 hours out of direct sunlight
With the A/C running at the 'MAX' setting, a thermometer reading the temperature
coming from the vent nearest the evaporator core swings from 32*F to 42*F.
Technician A says this is normal and that the temperature swings coincide with the
cycling of the compressor. Technician B says that the cycling indicated ice is
forming and melting on the evaporator core. Who is right? -
ANSWER✔✔Technician A
The compressor makes a rattling noise when it is operating. Technician A says the
problem could be a slipping belt. Technician B says the problem could be a
defective compressor shaft bearing. Who is right? - ANSWER✔✔Both technicians
An electric cooling fan fails to engage. Technician A says that the problem could
be a defective coolant temperature switch. Technician B says that the thermostat
may be stuck open. Who is right? - ANSWER✔✔Both technicians
Technician A says the Binary switch provides low system pressure protection.
Technician B says the Trinary switch provides high system pressure protection.
Who is right? - ANSWER✔✔Both technicians
Technician A says that evacuating an A/C system will remove air and moisture
from the system. Technician B says that evacuating an A/C system will remove
debris from the system. Who is right? - ANSWER✔✔Technician A
A technician inspecting an A/C system finds that the high side pressure is abouve
specs. All of the following can cause this problem EXCEPT:
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