IFM Sensor OA0104

06/14/2020

Scroll compressor 2020 or will enter the dark moment

Scroll compressor 2020 or will enter the dark moment Affected by factors such as product competition and the weakening of downstream demand, in the context of the overall downturn in the HVAC industry,

06/14/2020

The omni-directional strategy-fault and maintenance of piston refrigeration compressor

The omni-directional strategy-fault and maintenance of piston refrigeration compressor 1. The refrigeration compressor cannot start normally   Maintenance ideas

02/28/2023

The Installation and Maintenance of Air Cylinder

Since the piston in the cylinder barrel makes a linear reciprocating motion, the installation form of the cylinder should be determined in accordance with the direction of the load movement.

06/14/2020

Knowledge of maintenance of air energy heat pump

Knowledge of maintenance of air energy heat pump The air energy water heater is composed of an outdoor unit and an insulated water tank. The outdoor unit is called an air energy heat pump unit.

12/30/2024

Principles and Differences of 2-wire, 3-wire, and 4-wire Transmitters

2-wire, 3-wire, and 4-wire transmitters refer to the transmitters whose outputs are analog DC current signals.

07/07/2020

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

08/10/2020

Adding method of refrigerant in central air conditioner

Adding method of refrigerant in central air conditioner<br></br> How to add refrigerant to the central air conditioner, what operating methods do you know? Let’s take a look with the editor today!

07/16/2020

Heating principle of drying oven

Heating principle of drying oven Everyone knows that the oven is a kind of drying equipment, so how does the oven generate a heat source to quickly achieve the drying effect? Let us take this question to consult some Lutheran.

07/26/2020

Why is your air conditioner not effective in heating What are the factors

The Central Meteorological Observatory issued a blue warning for cold wave, and there is about to be a cooling rain across the country, and the temperature across the country will drop by 10 to 12 degrees, with a local drop exceeding 15 degrees!

08/11/2020

The function, principle and installation of air conditioning condensate lift pump

Three characteristics of condensate lift pump:<br></br> 　　 First, it can improve drainage patency and prevent roof foaming. The air conditioner internal unit without a water pump can only be used for natural drainage.