2024 Heat Pump Training Day 2 Test

At what temperature is there 0 heat in any medium?

What component is the major difference between an Air Conditioner and a Heat Pump?

Which coil is the condenser coil during Heat Pump heating?

How do you size a Heat Pump?

What information doesn’t the data tag on the unit contain?

What distance is required on the Service side of the unit.

Do you have to insulate both lines if you bury them in a PVC pipe?

If a house has foam insulation in the walls, should the lineset be covered with foam in the wall cavity?

What happens when you don’t braze with a nitrogen purge?

How deep and how long should you pull and hold a vacuum for?

Where does the liquid line bi-flow drier need to be installed most of the time?

Can a larger size CNPVT “N” coil be installed in the center of a smaller gas furnace?

Can a CNPHP “N” coil be installed in a horizontal left application for a heat pump with a transition?

Can a slab coil be installed in either direction on a heat pump?

Where do we find all the information required to select a unit based on capacity?

Where can you find a list of the accessories for a unit?

What is considered a Long Line Application for a Heat Pump below the Indoor unit?

Units are rated with how much line set length?

If the refrigerant lines are sized correctly, can there be any capacity loss?

Do you always charge to the subcooling value on the data plate of the outdoor unit?

What are the AHRI Cooling standards for rating equipment in the cooling mode?

What is the maximum vertical lift you can have in the lineset is the heat pump is below the indoor unit?

Does the maximum lift length have an effect on the overall Total Equivalent Length if the Heat Pump is below the indoor unit?

What is the maximum +/- high voltage percentage allowed?

What is the maximum outdoor operating air temperature for heating with the heat pump?

How are Heat Pump and Air Conditioner Coils different?

When adjusting subcooling do you add or remove refrigerant to lower the line temperature?

Does the airflow chart on the Puron slide calculator work for R-22 refrigerant also?

In the heating mode, where is heat rejected from the refrigerant?

Does the indoor TXV meter the refrigerant in the heating mode?

How many functions are there of the compressor?

Can you use Capillary Tube metering devices with heat pumps?

What state is the refrigerant in as it enters the indoor coil in the cooling mode?

What state is the refrigerant in as it enters the indoor coil in the heating mode?

What does the TXV control?

Do you have to have a set of manifold gauges to troubleshoot a system?

Why do we need an accumulator on a heat pump?

Is there a metering device in the accumulator?

Which large tube on the reversing valve is the true suction?

What causes the reversing valve to shift open & close?

In the cooling mode, which ports should you check for a temperature difference?

In the heating mode, which ports should you check for a temperature difference?

Is it okay to use a couple of panduit straps to hold the TXV sensing bulb down to the copper line?

What kind of TXV is used on heat pump systems?

When mounting the TXV sensing bulb in the horizontal orientation, where does it need to be located on pipes 7/8 and smaller in diameter?

Is the sensing bulb on a TXV an opening or closing force?

If a HP won’t go into defrost on a standard HP Defrost board, what should be the first thing you should look for?

What does the red 24 vac wire power up on the standard defrost control board?

Do Deluxe Type Defrost Boards have a defrost thermostat?

Will a “Freeze Test” on an evaporator coil in the cooling mode tell you if the coil has a restriction?