KOYO PLC U-01DM

06/29/2020

What is the cause of compressor pipeline vibration

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.

08/17/2020

Problems that need attention in the use, installation and maintenance of air-cooled chillers

Air-cooled chillers have many advantages in terms of performance, which makes it more and more widely used, and its advantages such as small footprint and fully computerized automatic control operation management mode have been favored by more enterprise 碌7館

08/04/2020

Pay attention to four look when buying air conditioners in summer

With the arrival of the hot summer, the sales of household air conditioners have entered the peak season. How to choose a satisfactory air conditioner correctly

08/02/2020

Do you know the key "3, 5, 8" in the installation of central air conditioning fluorine system?

Central air-conditioning creates a high-quality home life for us. Before installing central air-conditioning, we must make preparations for purchase, design and installation in advance, so as to be well aware of and avoid blindness.

07/18/2020

A coup to avoid the oil return problem of the refrigeration compressor of the piston chiller

Compressor: It is a complex machine running at high speed. Ensuring adequate lubrication of moving parts such as compressor crankshafts, bearings, connecting rods, pistons, etc. is the basic requirement for maintaining the normal operation of the machine. For this reason, compressor manufacturers require the use of specified grades of lubricating oil, and require regular inspection of the lubricating oil level and color

08/13/2020

Adjustment method of one machine multi-storage refrigeration system

In some cold storage, one refrigeration unit is used to supply cold storage to several cold storages with different temperature at the same time.

08/09/2020

Causes and solutions of leakage in heating construction

In the heating construction process, leakage is a relatively common quality problem. Once leakage occurs, it will have a greater impact on people's normal production and life, and at the same time,

07/23/2020

The damage of air-conditioning refrigeration compressor and its preventive measures

An 82000DWT bulk carrier of a shipping company broke down on the 7th day after leaving the factory. The crew described that when it started, the air-conditioning refrigeration compressor could not run continuously, and a large current occurred and an alarm was triggered.

04/04/2025

Solenoid Valves on KOBELCO Excavators: Locations, Functions, Error Codes and Troubleshooting Methods

When KOBELCO excavator displays error codes starting with D and E, such as D012 and E013, they are a solenoid valve problem.