28 ounces of R134a freon...............
Air conditioning system has a Freon capacity of five pounds. Most air conditioning recharge kits will tell you when the system is completely charged.
Find the tag it will tell you there.
The Freon capacity for a 1997 Pontiac Trans Sport with dual AC is 46 ounces of R134a refrigerant. The capacity for the same vehicle with single AC is 32 ounces.
where is low side charge port located
The refrigerant capacity for a 2004 Chevrolet Trailblazer with front and rear air conditioning is 48 ounces. The capacity in front only air conditioning models is 29 ounces.
The freon capacity for a 2000 Mercedes S430 is about 29 ounces. The 29 ounces would only be used if the system was completely empty.
1lb.14ounces of freon 134 and 3 ounces of ester oil
1 pound(16 ounces) 12 ounces. plus 4 to 8 ounces of compressor oil
Blue port. If you have the rear air then the charge will be greater than front air only.
You need to convert the AC system to R-134a type freon first (retrofit kit). Then you charge it on the low pressure side.
Connect a Freon gauge and Freon can to the low pressure port. With the vehicle running and the ac on high, open the valve to let Freon in, stopping when the gauge shows full.