Gree air conditioner shows that E6 may be caused by communication failure, so it is necessary to check whether the signal wire is short-circuited. It is also possible that there is a problem with the outdoor unit motherboard, or the outdoor unit fan is damaged or short-circuited, the indoor unit circuit board is abnormal, the refrigeration system is blocked, and the outdoor unit voltage is unstable.

Suggestions for E6 solution of air-conditioning fuselage;

When the signal line is short-circuited, it is necessary to replace or adjust the signal line connection between the internal machine and the external machine.

There is something wrong with the indoor unit circuit board, which needs to be replaced.

If the refrigeration system is blocked, you need to find a professional worker to clear it.

The voltage instability of outdoor unit may be caused by the problem of frequency conversion module. In this case, it is necessary to replace it with a new machine of the same model.

In addition, the fan motor of the outdoor unit is broken or unable to supply power, and the refrigerant leakage will also lead to the appearance of code E6.

Supplement:

When using air conditioner, it is necessary to set the temperature and air outlet mode correctly. Generally, when sleeping, the temperature of the room is preferably around 25 degrees. It is best to set the temperature directly when the air conditioner is turned on to avoid frequent switching and affecting the service life of the air conditioner. If you don't use the air conditioner for a long time, you need to use a protective cover to prevent wind and rain, snow and dust, and avoid the trouble caused by damage to the external machine or cleaning.