HVAC NATE HEAT PUMP verified A+ questions and
answers.
C
Terms in this set (41)
What is the purpose of the It changes the flow of the refrigerant, making the indoor coil
reversing valve on an air-to-air the condenser during the winter months
heat pump:
On a reversing-valve solenoid, the compressor discharge line
what is connected to the top
tube:
On a reversing-valve solenoid, the compressor suction line
what is connected to the bottom
center tube:
What pressure difference must 75 psig
be between the low side and the
high side of the heat pump
system for the reversing valve
to
operate properly:
Where are the check valves on the outdoor coil and indoor coil
located on an air-to-air heat
pump:
How are the check valves in parallel with both metering devices+in series with one
connected in a heat pump metering device and parallel with the other
system:
A ball-type check valve must be vertically, with the seat on the bottom of the valve
installed:
When installing a ball-type A heat sink must be used when brazing it into the line
check valve, what must be done
to prevent warping:
Where is the accumulator located between the bottom center tube of the reversing valve and the compressor
on a heat pump system:
When would you most likely during the heating mode after a defrost
find liquid in the vapor line on
a heat pump:
answers.
C
Terms in this set (41)
What is the purpose of the It changes the flow of the refrigerant, making the indoor coil
reversing valve on an air-to-air the condenser during the winter months
heat pump:
On a reversing-valve solenoid, the compressor discharge line
what is connected to the top
tube:
On a reversing-valve solenoid, the compressor suction line
what is connected to the bottom
center tube:
What pressure difference must 75 psig
be between the low side and the
high side of the heat pump
system for the reversing valve
to
operate properly:
Where are the check valves on the outdoor coil and indoor coil
located on an air-to-air heat
pump:
How are the check valves in parallel with both metering devices+in series with one
connected in a heat pump metering device and parallel with the other
system:
A ball-type check valve must be vertically, with the seat on the bottom of the valve
installed:
When installing a ball-type A heat sink must be used when brazing it into the line
check valve, what must be done
to prevent warping:
Where is the accumulator located between the bottom center tube of the reversing valve and the compressor
on a heat pump system:
When would you most likely during the heating mode after a defrost
find liquid in the vapor line on
a heat pump:
