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Answer: The mobile phone of the building owner has been insured, so it can be confirmed that it is a refurbished machine.
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Answer: H4 refers to the system abnormality, which is generally caused by the internal filter screen being dirty and blocked. Clean the inner filter screen and it will be OK. It may also be that the system is short of Freon, or the internal pipe temperature is broken, or the system is dirty and blocked.
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Answer: Fusing problem Check whether the fusing lamp is on H4, which means that the fusing temperature is too low. If the fusing lamp is on, check the thermistor. If none of these conditions exist, adjust the fusing temperature away from the option, and increase it
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Answer: I use Gree air conditioner. The cooling effect is really good. You set the temperature of the air conditioner to the lowest. Is it because the refrigeration interface of the air conditioner is not installed well when you stand there, and there is less refrigerant? Find a repairman or an acquaintance
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Answer: Hello, check whether you put your personal information in the SIM card. If you choose to display only the phone in the address book, the name of the caller will be displayed when you call, but you can't find it. Just copy the person from the SIM to the phone.
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Answer: Hello! Gree air conditioner displays H4, which means that the system is abnormal, and the pressure heating of the system is generally 1.6~2.1 MPa. In addition, if the system is dirty, blocked or lack of fluorine, it will cause abnormal display. It is recommended to contact after-sales maintenance! I hope my answer can help you
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Answer: Hello! Gree air conditioner displays H4, which means that the system is abnormal, and the pressure heating of the system is generally 1.6~2.1 MPa. In addition, if the system is dirty, blocked or lack of fluorine, it will cause abnormal display. It is recommended to contact after-sales maintenance! I hope my answer can help you
