What valve is shown in the picture?

The picture reflects the basic internal components of a heat pump. Which number represents the compressor?

The picture reflects the basic internal components of a heat pump. Which number represents the Evaporator?

The picture reflects the basic internal components of a heat pump. Which number represents the Condenser?

The picture reflects the basic internal components of a heat pump. Which number represents the Expansion Valve?

The picture reflects the basic internal components of a heat pump. Which number represents the fan?

What type of heat pump is reflected in this picture?

Where is the optimal position to place a heat pump?

Where is the most ineffective position to place a heat pump?

What is the function of this part of the heat pump?

In absence of a manufacturers instruction, what is the maximum permissible vertical distance?

Which is the return circulation loop?

Which is the primary circulation loop?