The manufacturer sets the required amount of gas for the system's operation. Usually, this quantity is calculated for the regular operation of the air conditioner with a pipeline length of no more than 5-7 meters. It also must add the maximum possible length of the copper pipeline and how much gas to a certain length of the route. So the principle the more, the better, in this case, will be disastrous for your system. From this, the system's performance will decrease and may lead to a breakdown of the compressor part.