Control method of air conditioner

Abstract

The invention provides a control method of an air conditioner. The air conditioner comprises an indoor unit and an outdoor unit which communicate with each other. The control method comprises the steps of respectively performing communication detection for the indoor unit and the outdoor unit after the air conditioner is electrified; in case of communication fault between the indoor unit and the outdoor unit, calling the previous operation module of the air conditioner and the previous operation time of a compressor of the air conditioner through the outdoor unit; determining the subsequent operation mode through the outdoor unit according to the previous operation mode and the previous operation time; running the outdoor unit according to the determined subsequent operation mode. According to the method, the indoor unit and the outdoor unit can continuously run in case of communication fault, and a fault code can be displayed, so that the comfort of a user in use can be ensured, the repair time is gained for the after-sell service people of a manufacturer, the complaint can be reduced, and the satisfaction of the user can be increased.

Description

technical field [0001] The invention relates to the technical field of electric appliance manufacturing, in particular to an air conditioner control method. Background technique [0002] With the development and popularization of air conditioners and frequency conversion technology, frequency conversion air conditioners have occupied most of the air conditioner market. As we all know, the indoor unit and outdoor unit of the inverter air conditioner need to exchange information, such as operating mode, operating frequency, fault information, etc. The interaction of the operating information of this type of air conditioner is through the indoor electric control board, outdoor electric control board and communication lines. The current loop communication is completed, and the communication link plays an important role in the normal operation of the air conditioner. From the statistical analysis of the after-sales maintenance data of various manufacturers, it can be found that ...

AI Technical Summary

Problems solved by technology

[0013] To sum up, in the related art, when a communication failure occurs between the indoor unit and the outdoor unit of the air conditioner, the whole air conditioner stops running, and the air conditioner cannot be used during the failure period, thus affecting the comfort of the user.

In addition, in the peak season of air conditioners, after-sales personnel are often unable to repair in time due to the lack of after-sales accessories and long maintenance distances, which will cause complaints from users and cause dissatisfaction among users.

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