Fish tank refrigerator titanium tube evaporator sometimes very loud is how is it?
The titanium tube ring may be the sound of the refrigerant flow. If the system has a local block, but also issued a very loud noise
Do not cool when watching the water temperature, to set the value, and normal.
Do not cool when watching the water temperature, did not reach the set value, it is not normal, is the control system failure.
Refrigeration when the hand touch the trachea, very cool that the refrigeration system is normal. Not cool, lack of fluoride or system failure
