A friend asked, what are the operating steps for filling refrigerant into the air conditioning pipeline? It depends on the circumstances under which you fill the pipeline with refrigerant.1. If it is a new air conditioner, after the pipeline installation is completed, after the air tightness test, t

On November 10, data released by the National Bureau of Statistics showed that in October 2020, the national factory prices for industrial producers fell by 2.1% year-on-year, and remained the same month-on-month; the purchasing prices for industrial producers fell 2.4% year-on-year and rose 0.2%

1. When installing a new machine, it must be vacuumed. This is stipulated in the operating regulations and is also scientific. Also, avoid rainy days during installation, and be careful not to drip sweat into the pipeline during summer installation. In addition, the oil in the vacuum pump for vacuum

When we are buying an air conditioner or a refrigerator, we often come across the term “Refrigerant.”Do you know what it means?Well, it is the fluid that absorbs the heat and cools down the food (in case of a refrigerator) and the room (in case of an air conditioner).Are you wondering why should you

R-134a is the most widely used medium and low temperature environmentally friendly refrigerant. Due to the good comprehensive performance of HFC-134a, it becomes a very effective and safe alternative to CFC-12. It is mainly used in most of the use of R12 refrigerants. Fields, including: refrigerator