AC(Air Condition) Gas change || Cooling problem solved AC all brand

This is a basic video of colling problem solved in different brands of AC. Gas is refilled in the AC, due to low and high gas in the ac it may cause the machine to not to generate cooling as specified. Our AC technician Manish Ghimire is providing basic knowledge of air conditioning of ac.
Normally he looks after hisence, LLyod,LG, voltas, CG, samsung and whirlpool ac.