Debugging method for household charging of multi-split air conditioner, household charging system and multi-split air conditioner

The invention discloses a multi-split air conditioner household charging debugging method, a household charging system and a multi-split air conditioner, the multi-split air conditioner household charging debugging method comprises the following steps: selecting a debugged project on household charging software, and establishing unique long connection between the household charging software and aserver according to an identification code corresponding to the debugged project; acquiring the identification code through the debugging terminal, and uploading the debugging data of the indoor unitin the debugged project to the server in combination with the identification code; and the server checks whether the long connection corresponding to the identification code exists, and pushes the debugging data and the identification code to the household charging software to automatically update the engineering tree if the long connection corresponding to the identification code exists. According to the invention, the de