The general filling amount is about 600-800g:
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1, how much each car is specified, you can also control the amount of filling according to the pressure gauge pressure display, a bottle of refrigerant on the market is generally 220 grams, or 250 grams, low gear models plus 3-4 bottles, high gear models 4-6 bottles;
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2, generally 3-5 years of cars do not need to add refrigerant, sometimes the refrigerant refrigeration effect is not good, but also need to add;
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3, the general car is marked with how many grams, 300 grams to 600 grams or more, generally three or four bottles of refrigerant, but also five or six bottles.
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Adding refrigerant is generally determined by the number of air conditioners, 1~2hp machines need about 75 yuan\/time, and more than 2hp machines need 135 yuan\/time, which is the price of r22, if it is charged with r410a, it is twice the price of r22.
The general filling amount is about 600-800g