PARKER Level Meter FL69211

08/07/2020

Knowledge points of HVAC cold and heat source design

1.The design position of the pump in the system: Generally speaking, the chilled water pump should be located at the front end of the chiller, and the chilled water coming back from the end is pumped back to the chiller through the chilled water pump;

08/17/2020

What is the reason for the excessive leakage of the refrigeration compressor

1. Insufficient oil flow, increase the oil supply appropriately; 　　2, the assembly sequence of the refrigeration compressor stuffing box is unreasonable and should be assembled according to the procedure;

09/08/2020

The function and basic performance of the pressure reducing valve of the compressed air filter

The filter, pressure reducing valve and lubricator together form a pneumatic triplet. The filter is mainly responsible for filtering the liquid water, oil and impurities in the compressed air, the pressure reducing valve is mainly responsible for controlling the system pressure, and the oil mist device is responsible for the oil lubrication of the back-end components.

08/10/2020

Common faults of refrigerator thermostat

As we all know, the finished product of any mechanical product is composed of scattered parts; from the beginning of assembly, each of their parts has a very important "mission" to complete,

09/09/2020

What is the purpose of the accessories of the air filter

The internal automatic drain and the external automatic drain in the air filter accessory are used to automatically discharge the mixture of oil, water and dust filtered by the filter element to reduce the influence of human factors on the filtration efficiency of the system.

07/07/2020

Earth Hour: Hitachi Central Air Conditioner works with you to speak for the earth

07/05/2020

Air Compressor Market Outlook: World Approaching Demand & Growth Prospect During 2020-2026, Despite COVID-19 Chaos

DataIntelo report titled Global Portable Oil Free Air Compressor Market provides detailed information and overview about the key influential factors required to make well informed business decision. This is a latest report, covering the current COVID-19 impact on the market. The pandemic of Coronavirus (COVID-19) has affected every aspect of life globally.

08/01/2022

Troubleshooting of Hydraulic Motor

Remove the cover, screw in the central screw hole with clean screws, and lift out the crankshaft

08/21/2020

How to operate the chiller correctly

For an operating chiller. Environmental conditions, the load has become a fixed value. At this time, the condensing heat load is also a fixed value. It is stipulated that the temperature difference between the inlet and outlet water is 5℃

06/29/2020

Compressor protection measures against liquid strikes

Compressor protection measures against liquid strikes When too much liquid enters the cylinder and it is too late to discharge it from the exhaust valve, a liquid blow will occur in the cylinder. The high pressure generated during the liquid blow damages the cylinder, piston, connecting rod, etc., so it is necessary to take a Series of protective measures.