Siemens Sensor 3RG4602-7AG01

08/06/2021

Something You Need to Know about Using the Car AC after Stop

In summer, many people like to park their cars on the side of the road, opening the air conditioner for a long time.

07/25/2020

Problems and case analysis of electronic expansion valve and four-way valve

Judge the quality of electronic expansion valve:<br></br> Step one (see): Whether the wiring is in place and whether the wiring is damaged.<br></br> Step two (listening): After power-on, there is a "click" normally, check whether the coil is in place;

06/29/2020

What is the cause of compressor pipeline vibration

09/03/2020

Selection of air inlet filter cartridge

The selection of the inlet filter cartridge actually involves many aspects, not only the cartridge itself, but also the entire system design. Therefore, when selecting a filter cartridge, you should refer to the processing air volume, surrounding environment, pre-filtration, etc.:

07/22/2020

The working principle of cooling and heating of air conditioning

In addition to the cooling function, the heating and cooling air conditioner also has the heating function. The biggest difference from a single-cooling air conditioner is that an electromagnetic four-way reversing valve is installed in the heating and cooling air conditioner.

09/16/2020

Compression purpose and method of compressed air theory

The basic purpose of gas compression is to deliver gas at a pressure higher than the original pressure. The original pressure level may vary from a very low absolute pressure (a few thousandths of a kilogram) to several thousand kilograms;

09/06/2020

What should I do if the bearing is broken

How to judge whether the bearing can be used again and the defect that needs to be replaced 　　To judge whether the bearing can be used again, it should be decided according to related factors such as bearing damage level, mechanical performance, importance, operating conditions, inspection period, etc.

08/17/2020

How to clean the return air duct of central air conditioning

Today, the editor of okmarts.com mainly introduces some of the most commonly used and basic cleaning procedures for central air-conditioning. I hope it will be useful to everyone!

08/08/2020

Maintenance knowledge and failure methods of small combined cold storage

1. The cold storage door is not closed tightly. Please adjust the distance between the hinge and lock on the door and the storage body.

03/06/2024

Intake vs. Exhaust Fans: Understanding Their Roles, Differences ＆ Applications

In the realm of ventilation and climate control, the roles of intake and exhaust fans are pivotal.