Please explain this diagram

[Fakhr E Alam]

Hi there,

Can someone explain this diagram to me. i have encircled my queries and have named the A B C D E F.


P60413-144950 - Copy.jpg


A: can u tell from the connection the type of economizer employed? please explain all the inlet and outlet connections to the economizer

B: what is the function of this valve and line

C: is this an expansion valve? type/funtion

D: what is this connection given to the economizer. The connection from the compressor end of this line is like a cone.

E: type/function of this valve and line.

F:type/function of this valve

G: what is the emptying line for.