CAHO Temperature Controller H941JVO2-T

03/22/2023

The Operation and Maintenance of Vacuum Pump

About 20 minute’s operation should be done in advance before vacuum pump starts to vacuumize assembling unit. And after oil temperature rises, open extraction valve of assembling unit to extract unit.

09/09/2020

Comparison of screw type and piston type air compressor

Friends who are often exposed to air compressors should know the basic difference between piston air compressors and screw air compressors. They have obvious differences in structure, moving parts and operating parts, as well as consumption life and performance. , The following brings you some knowledge about the difference between the piston machine and the screw machine.

09/10/2020

Afternoon tea problems often exist in air conditioning design

The author of okmarts.com came into contact with the HVAC engineering design of some design institutes, and compared the "Code for Design of Heating, Ventilation and Air Conditioning"

09/27/2022

What are Hydraulic Piston Pumps?

The hydraulic piston pump is mainly composed of two parts: the power end and the hydraulic end, and is also composed of a belt pulley

10/16/2025

6 Reasons for Refrigeration Compressor Not to Start

When speaking of air conditioners, everyone is familiar with them. Especially in the hot summer, we would not know how to live without it.

07/07/2020

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

03/17/2023

Six Common Faults and Solutions of Water Pump

What you need to do first is to check the power supply: whether the joint is firmly connected, the switch contacts tightly, the fuse is blown, three-phase power supply is equal.

07/02/2020

Five damage situations known to the compressor

Five damage situations known to the compressor Air conditioning has always been an indispensable "good companion" to accompany the hot summer! The reason the air conditioner can bring us cool is because of its internal compressor. If the air conditioner is used more and more frequently, then its internal compressor is prone to malfunction or even damage.

06/30/2020

Structural differences between three common compressors

Structural differences between three common compressors The three common structures of compressors are rotor compressors, scroll compressors and piston compressors. The structures of these three compressors are different. It is precisely because of their different structures that different functions exist.

07/17/2020

The operation of central air conditioning system and the harm of scale to the system

As we all know, any water filtration machine we use will produce scales, such as drinking fountains. When scales form in the system during long-term use, it will cause great harm to the system itself. The central air conditioner is no exception.