air conditioning

Professions That AI Robots Will Never Replace: Air Conditioning Installation and Maintenance Workers

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Professions That AI Robots Will Never Replace: Air Conditioning Installation and Maintenance Workers

Installing air conditioning units on high outdoor levels is extremely challenging and dangerous. Currently, AI robots face numerous challenges in completely replacing humans for outdoor high-rise air conditioning installation. Outdoor high-rise air conditioning installation is a complex and hazardous job that requires dealing with various complicated environments and situations. Air conditioning installers often work on … Read more

Basic Introduction to the Installation Locations and Functions of Split-Type Air Conditioner Temperature Sensors

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Basic Introduction to the Installation Locations and Functions of Split-Type Air Conditioner Temperature Sensors

1. Split-type air conditioners (including wall-mounted and floor-standing units) use NTC (Negative Temperature Coefficient) thermistors for all temperature sensors. This is because NTC thermistors have the perfect characteristics of low cost, high sensitivity, and small size, making them suitable for air conditioning products that are mass-produced and cost-sensitive. Although the type is singular, split-type air … Read more

Three Typical Cases of Automotive Bus Fault Diagnosis

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Three Typical Cases of Automotive Bus Fault Diagnosis

Passat Air Conditioning Intermittently Not Cooling 1 Fault Symptoms This vehicle is a 2011 model with a mileage of about 15000km. During use, the automatic air conditioning system intermittently fails to cool. 2Diagnosis and Repair Using a diagnostic tool to self-diagnose the automatic air conditioning system, the fault code is B10A1, indicating that the fresh … Read more

Complete Guide to Deep Cleaning Air Conditioners: Evaporator Mold Removal and Circuit Board Waterproofing

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Complete Guide to Deep Cleaning Air Conditioners: Evaporator Mold Removal and Circuit Board Waterproofing

1. Why Air Conditioners Need Deep Cleaning Don’t underestimate the hygiene inside your air conditioner. Imagine that during operation, the air conditioner continuously sucks in indoor air, which passes through various components before being blown out. In this process, dust, hair, skin flakes, and other impurities in the air will be adsorbed inside the air … Read more

Common Sensors Used in HVAC Units

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Common Sensors Used in HVAC Units

Common equipment in HVAC systems includes air conditioning units, which function to remove hot air from indoors using a water system, achieving ideal indoor temperature and humidity. During this process, several sensors are utilized, such as: water temperature sensors, air differential pressure switches, duct temperature sensors, duct temperature and humidity sensors, CO sensors, and CO2 … Read more

Your Air Conditioner: Is There a Micro PLC Inside?

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Your Air Conditioner: Is There a Micro PLC Inside?

When the air conditioner quietly increases the fan speed in the middle of the night, or automatically starts the defrosting program when the outdoor unit frosts over—these seemingly simple actions are backed by a sophisticated industrial-grade control system. It is the “brain” of factory automation production lines: a miniaturized version of a PLC (Programmable Logic … Read more

Is Air Conditioning the Endpoint of Smart Homes? A Technological Revolution Driven by User Demand

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Is Air Conditioning the Endpoint of Smart Homes? A Technological Revolution Driven by User Demand

01. Phenomenon: The Dichotomy of the Smart Home Market During the 2024 National Two Sessions, “new quality productivity” became a hot topic, and smart homes, as a typical representative, are ushering in unprecedented development opportunities. In July last year, smart homes were first included in the national consumption subsidy category, accelerating the industry’s move towards … Read more

Installation and Binding of WiFi Module

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Installation and Binding of WiFi Module

After the machine installation is complete, install the WiFi module on the indoor unit’s circuit board close to the router (within 10 meters, preferably without walls or other obstacles). Generally, for home machines or multi-split systems, connect to the indoor unit board at CN34 position, and for unit machines, connect to the indoor unit board … Read more

DIY: Adding Digital Odometer and Modifying Auto AC

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DIY: Adding Digital Odometer and Modifying Auto AC

Once again, driven by excitement, I wanted to create something fun. I saw other people’s cars with LCD screens and automatic air conditioning, looking quite high-end. Since we can’t afford to buy a new car but still want to play around, what should we do? So, I started another DIY project, which is still not … Read more

Repair Methods for Vertical Stripes on LCD Screens

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Repair Methods for Vertical Stripes on LCD Screens

Please add WeChat ID: jdwxqun Message: Please add me to the WeChat group for the Chinese electrical appliance industry (professional home appliance repair exchange group) with no users, no ads, and no irrelevant content. Strict group rules and dedicated management. If you are in the home appliance repair industry, you will be added to the … Read more