Greetings, I have a Gree air conditioner for sale. The air conditioner has an issue, I don't know exactly what it is. When I turned it on now, I don't know what's wrong with it. 2 Ton Comes with its remote And with its pipes for sale. The problem, I will add it in the pictures, it shows H6 on the screen. And I don't know what it means.. For sale