2 choose the right refrigerant for your unit.
Adding refrigerant to car ac unit.
If your car was manufactured after 1994 it uses r134 refrigerant.
Add only small amounts at a time allowing approximately 10 minutes between each small addition to get a clear reading on the gauges.
Threading the can onto the hose allows you to slowly top off the ac system with liquid refrigerant.
Check the vent temperature check.
Older cars use r12 refrigerant which is no longer manufactured.
This will create a vacuum that will remove the refrigerant from the system.
Be sure the refrigerant container stands upright for the duration.
To get the ac working on a pre 1994 vehicle you ll first have to take it to a repair shop and have it converted to use r134.
Putting the wrong refrigerant in your unit can cause combustion injury and property damage.
Here are a few helpful tips to see if your car is a candidate for adding a can of refrigerant and then adding a can.
If the car does not use pure refrigerant a filter is added to prevent other substances from entering the machine.
Barrel injector link to buy https amzn to 2xuubas syringe injector link to buy https amzn to 2xreo6l if you had a extreme ac system leak in your car or t.
Adding freon to a car air conditioner written by chris nickson on may 12 2010 to ensure our content is always up to date with current information best practices and.
Orange coast college john stuart demonstration.
Connect the red line from the machine to the high port and use the blue line to the low port.
Once the can is installed hold the can upright and squeeze the trigger for 5 to 10 seconds to add the refrigerant to the system.
Adding more refrigerant to a unit with dirty parts can damage the ac.
How to add refrigerant to an ac system how to add freon to a cay ac how to add r134a refrigerant to an automotive air conditioning system how to top off a.
The best way to determine this is to check your car s owner s or repair manual.