Cut the round three-plug, buy an ordinary three-plug connected to it, the air conditioning power supply must be firmly connected to ensure normal operation, so it is best to reconnect.
Cut off the original plug, peel off the outer skin, pay attention to the yellow and green patterned line is grounded, not with ordinary plugs, you must use the air conditioning plug, otherwise it will heat up and start a fire. If GREE is equipped with a specialized coupling switch, you need to press the protruding button and rotate it clockwise to broadcast.
Power sockets and plugs vary in appearance, grade, size and type depending on the country and region; each country has standards set by the government. Unqualified plug size will affect the user's use or produce poor contact, misplugging and other hidden dangers, which may damage the equipment, or produce fire and electric shock accidents.
Extended information:
When installing a three-wire plug, connect it as shown in the diagram. Connect the power cord securely to the plug, and when wiring, distinguish which (which color) is the phase (fire) wire, and which is the middle (zero) wire and ground. The International Electrotechnical Commission stipulates that the yellow-green wire is the protective ground wire. The white wire is used as the center (zero) wire and the red wire is used as the phase wire.
Three-wire sockets, namely, 220V power sockets for civil household appliances. Its internal wiring should be in accordance with international and national standards for correct wiring, that is, usually referred to as the "left zero, right fire, middle ground". If the three-wire socket internal wiring errors (in the renovation or informal electrician installation may occur), the user plugged in electrical equipment, light can not work properly, or the shell of the appliance will be charged causing electric shock hazard.
Baidu Encyclopedia - Three-Wire Plug