This is a gas cylinder for R32 refrigerant, there are no fix colors for a refrigerant cylinder
นี้เป็นถังก๊าซสำหรับ R32 สารทำความเย็นที่ไม่มีสีแก้ไขสำหรับถังสารทำความเย็น
These is a charging valve, these tools are common use for R32 and R4010A refrigerant
Now let’s go over the procedure for installing the indoor unit
Let’s look at how to attached the indoor unit mounting plate
The mounting plate is smaller than the indoor unit, so decide this location taking the side of the indoor unit into account
Also decide the head of time on which side of the indoor unit the piping through hole will be made
Once you have decided where the mounting plate will be attached temporary plate the screw in the center to secure the plate
Place the level on the mounting plate to make sure it is level
Once it is done, firmly tighten the screw on the center of the mounting plate so that the plate is not move
After that secure the plate with the 5 remaining screws as shown on screen