Engine : Refrigeration AC - 548/610 |
---|
« Previous Question |
In general, the thermal bulb for a thermal expansion valve used in a reciprocating air conditioning system is usually charged with what substance? |
A) mercuric sulfate |
B) bees wax |
C) distilled water |
D) the same refrigerant as the system |
loading answer...
Comments |
---|
There are no comments for this question. |