The secret to avoid being unjustly extorted money from an air conditioner repairman
1. The “pickpocket” tricks of the air conditioner repairman
According to the revelation, the “tricks” of air-conditioner repairmen often used to “trap” customers, but are mainly popular in stages including: pumping gas, cheating on height to increase money for materials, bringing the machine. repair and then swap components or arbitrarily paint with no errors.
During the repair process, with a repairman with bad intentions, they may ask the homeowner to go get them something to serve the replacement, repair, and inspection of the air conditioner to distract from the situation. attention. Therefore, do not carelessly give the air conditioner repairman the opportunity to take advantage of your absence to pretend to have repaired the repair but actually did not.
If only maintaining and cleaning the air conditioner, the repairman will not be able to “hook” the customer’s bag. Therefore, they need to make excuses for other damage such as: cracked gas line copper wire, poor quality copper wire that needs to be replaced, open gas valve or dead circuit board, broken capacitor… To prevent, You need to learn about the air conditioner, check the accuracy of the problems they give, it is best to consider carefully before letting the mechanic repair or replace any components.
Air conditioner repairmen can also cheat, lie about the length of wires and pipes to benefit themselves during the installation process. This is also the most used trick when replacing copper wires and pipes. In addition, buying at a low price, but when installing it, saying the high price to enjoy the difference is also a trick of the mechanic. In order not to be cheated, you must check the measurements or consult the price before replacing any parts!
In addition, many times the repairman gives reasons such as not bringing the necessary tools or having replacement parts at home, so they want to bring the machine home for repair. However, with this trick, the possibility that workers with bad intentions can change machine components is very high, so people must consider carefully before allowing them to bring the machine home.
Pumping shortages of gas is also a common case. The gas of the air conditioner will be left or gone, not the loss that needs to be added as many workers explain. When the gas is out, workers need to find and treat the leak causing termites, then refill the gas. Therefore, you need to check when pumping gas, especially, you need to pay attention because air conditioner repairmen after filling gas often use a torch to re-solder copper wire carelessly, so in a while, the machine is damaged again. gas leak. After that, the machine fell into poor performance because the gas was leaked out through the hole.
2. Periodic cleaning and maintenance of air conditioners
Air conditioners after a long period of operation also need maintenance to be able to function properly. Therefore, before each peak season of use, you should be cleaned and maintained to ensure operating capacity and avoid wasting electricity during use. The demand for air conditioners in the summer is especially high, so the best time for maintenance is March – April. workers and accessories.
The air conditioner maintenance process will include cleaning the machine such as: dust filter, propeller compartment, cold condensate membrane …, checking the external condition of the outdoor/refrigeration unit, electrical connections, etc. Check the ventilation capacity of the outdoor/cooler unit. In addition, it will check the cold, noise, unusual vibration of the compressor, gas pressure in the machine and compare with the allowable value. You can completely do at home the simple steps to self-clean the air conditioner at home before the peak of the hot season.
3. In case of hiring an air conditioner repairman
If you do not do self-maintenance at home, but need a repairman, when doing so, you need to closely monitor the process of disassembling and disassembling the product’s equipment to avoid the exchange of items, damage to equipment. equipment or just cleaning, not checking parameters but still charged.
Regarding gas charging, you must know the exact level of gas remaining in the machine and then decide whether to charge or not. Some other signs when the machine is short of gas or out of gas are: the machine is not cold; there is a phenomenon of snow accumulation right at the small pipe valve of the outdoor unit; In some machines, when there is a shortage of gas, the control panel will automatically shut down after about 5-10 minutes and report an error on the indoor unit… You should find out more information on how to recognize the lack of gas in the air conditioner, out of gas!