PIZZATO Switch FD1856

08/07/2020

Air source heat pump heating in winter

The air source heat pump is used as the cold and heat source of the central air conditioner. Its advantage is that one machine is used for two purposes. At least one four-way reversing valve is added inside the unit,

08/16/2020

What is the difference between a water source heat pump and a water ring heat pump

1. Water source heat pump technology Water source heat pump technology is a low-temperature low-level thermal energy resource formed by using solar energy and geothermal energy absorbed from shallow water sources on the earth's surface

08/20/2020

Methods of handling sudden failures of precision air conditioners

1. Leakage treatment steps for precision air conditioning units 　　Leak handling operation precautions: Never destroy the vacuum artificially. If it is not certain that the unit has indeed leaked air into the unit, operation cannot be performed.

09/09/2020

Various common problems of screw air compressor maintenance

1.What are the maintenance methods for screw air compressor motors? The operating environment of the motor should always be kept dry, the surface should be kept clean, and the air inlet should not accumulate dust, fibers and other debris.

08/02/2020

What kind of pipe can become a floor heating pipe

Nowadays, installing underfloor heating is nothing new for many families, and more and more families are planning to install it with the improvement of comfort requirements.

06/25/2020

The air conditioner suddenly stopped cooling.

1.The air conditioner remote control may not adjust the temperature. 2. It may be that the air conditioner has not been cleaned for too long, which causes dust to accumulate on the filter net, so that the cold air blocking the air conditioner cannot be blown out. 3. There may be leakage of freon in the air conditioner, resulting in too little freon, and the air conditioner is not cooled. 4. Energy saving is due to unstable voltage, which causes the air conditioner to not be cooled. 5. It may be that the number of air conditioners is insufficient, and the small number of horses is not used for cooling in a large area of the house.

07/10/2020

Structure and principle of screw air compressor

Structure and principle of screw air compressor 1.Basic Structure Generally, what we call a screw compressor refers to a twin screw compressor, and its basic structure is shown in the figure above. A group of interlocking spiral rotors are arranged in parallel in the main machine of the compressor.

08/03/2020

How to prevent the constant starting of the compressor of the high and low temperature test chamber?

The compressor is the core component of the refrigeration system of the high and low temperature test chamber, and has a decisive effect on the entire refrigeration system.

06/29/2020

Suggestions for troubleshooting of compressor with liquid start

08/12/2020

Performance factors of screw chiller combination accessories

The compressor is the core of the chiller. The performance provided by the compressor directly affects the performance of the entire chiller, and the performance index of the compressor directly determines and limits the performance of the chiller.