At this time of year, it's not bad to have a job #Air conditioning installation

Is it too early to cultivate the land now? #It's not easy for farmers to cultivate the land#Huangdao

铁皮开孔技巧#空调安装 #开孔

Is it possible to change the lights in an old house to dual control?

The outdoor unit vibrates loudly, it turns out to be a defrosting problem#Airconditioningmaintenance

What does it mean when the thin and thick air conditioner pipes are frosted? #AirconditioningRepair

Share with you how to open the rice bag and flour bag#How to open the sealing line of the flour bag

LCD TV has sound but no picture, most of them are broken#LCD TV repair

The balcony washing machine and wash basin drain, it is more convenient to modify it like this

Why can't I collect fluorine in the heating state? You will understand after watching the video

Water valve is leaking, how to fix it at home #Waterpipeleak #Watervalveleak #NewYearflavorful24k

There is a strong wind outside and the air conditioner makes a gurgling sound.

How to clean moss from a bucket #moss #bucketwater #bucket

How to determine the size of the air conditioner according to the room area #airconditioning

Tips on using air conditioners for heating#Air conditioner does not heat#Air conditioner repair

How to choose a gas stove? #Gas stove #Home appliance repair #Hood hood stove

The master was idle, the user took over, and the result was like this #WaterHeater

How to tell the size of your home air conditioner #Airconditioning #Hot

Air conditioners also need maintenance, just like cars, you can't just keep running

There are more than 70 days left before the Chinese New Year. Come on and make some money!

Turning on the air conditioner in winter is relatively energy-saving

How long does it take to defrost an air conditioner? #Airconditioningrepair

Important places to check when using air conditioner in winter #air conditioner maintenance

How to collect fluorine and disassemble the inverter air conditioner in winter?

The air conditioner does not heat, how to check the fault through the indoor unit#Air Conditioning

Module circuit of variable frequency air conditioner

Rectifier circuit and main relay circuit of variable frequency air conditioner

PFC current detection and AC current detection circuit for variable frequency air conditioner

E-circuit and temperature sensor circuit of variable frequency air conditioner

Can 2.5 square wires and 4 square wires be used in parallel? #Electrician

What size socket strip is suitable for a 3kW water heater?

The three fixed-frequency air conditioners have only one different internal motherboard

How to wire a 3-phase 60 kW device? #ZeroBasicElectrical

How big of an air switch should I use for a 4 square copper wire?

The power supply is cut off due to unpaid bills. Why is there still no power after paying the bill?

Can 10 square copper wire be matched with C32 circuit breaker? #How to match circuit breaker？

For an 18.5kw motor, can I use a 10 square meter wire for a 500m long wire?

Why is the indicator light not on when the voltage stabilizer is connected to the intermediate relay

Can a 50kw three-phase device use a 16 square cable?

90kw motor, almost never used, burns out

Is the resistance of 103 greater than that of 100 by 3 or 10,000?

Installation of shunt release on 200A circuit breaker #Circuit breaker wiring

How high is the voltage across the current transformer S1 S2 of 300:5?

How to light a 220V bulb with 380V thermal power? There are two methods that both work stably.

The differences and similarities between C-type circuit breaker and D-type circuit breaker.

LED灯坏两个灯珠，这样修理行不行

Analysis of NXB-63 circuit breaker parameters

R32 air conditioner is disassembled like this, the master is really ignorant and fearless

Installing a single-phase meter does not necessarily require 1, 3 inputs and 2, 4 outputs

When installing second-hand air conditioners, most of them use the exhaust method

Is it normal to install an air conditioner and vacuum it for no more than 5 minutes?

The new air conditioner is not cooling, the reason is unimaginable

Install a cabinet air conditioner

I wanted to show off my skills in repairing an air conditioner, but I failed again

A more reliable method to repair poor contact of circuit breaker than measuring resistance

The office always trips and circuit breakers for reasons both unexpected and reasonable

Eight circuits of variable frequency air conditioner

变频板的原理及八大电路的控制逻辑

PFC circuit of variable frequency air conditioner

Switching power supply circuit of variable frequency air conditioner