Johnson Controls Actuator VA9104-IGA-2S

06/29/2020

Suggestions for troubleshooting of compressor with liquid start

08/14/2020

Low-voltage alarm and fault repair methods for precision air conditioners in computer rooms

The low-pressure alarm for the special air conditioner in the data center computer room is a problem we often encounter in daily maintenance. Especially often encountered in winter.

09/10/2020

Knowledge of air compressor oil lubrication

Knowledge of air compressor oil lubrication What is the lubrication principle of air compressor oil? The lubrication principle of air compressor oil is to reduce friction. The so-called friction means that when two relatively moving surfaces undergo relative displacement under the action of external force, there is a relative contact surface called friction surface.

08/05/2020

Why does the refrigeration compressor produce overheat protection What matters should be paid attention to in the use of overload protector

The working principle and classification of the overload protector. The overload protector of the compressor for air conditioning generally adopts a snap-type bimetallic protector, which consists of a heating wire,

08/17/2020

The quality of the cooling medium affects the cooling effect of industrial chillers

After enterprises purchase industrial chillers, when the cooling performance of industrial chillers decreases during operation, many enterprises think that it is related to the failure of industrial chillers.

08/15/2020

Talking about the installation method of condenser

For the vertical condenser, it should be placed on the basis of marking according to the drawing requirements, and the vertical line should be used to ensure the verticality of the installation.

11/15/2021

Best Suggestions for Encoder Wiring

Encoder is a kind of measuring device, which mainly converts pulse signal into data signal for people to read. Users choose different types of encoders with different application values.

04/12/2024

Servo Motor Applications: a Complete Guide

Servo motors are widely used in various mechanical equipment. It has the characteristics of fast response, high precision and high reliability, and can achieve precise position control, speed control and force control.

09/14/2020

The exhaust temperature of the unit is high (over 100℃)

The lubricating oil level of the unit is too low (the green position should be visible from the oil level mirror);

07/27/2020

The car air conditioner is running and there is no wind, and the pipe is still frosting. It may be a problem here

Yesterday, some netizens asked such a question: The air volume of the air outlet began to drop after 40 to 50 minutes of driving the car with the air conditioner, and the cooling effect also decreased. And a pipe from the air-conditioning compressor to the dashboard is also frosted. From the picture, this is the frosting of the low pressure pipe of the air conditioner.<br></br>