| If you have an older car it may have R12 refrigerant in | | | | the materials, you can begin the process. The first thing |
| the air conditioner system. You can still buy R12, but it | | | | you have to do is have the R12 recovered with a |
| is very expensive. If you are ready to convert your | | | | refrigerant recovery machine. (It is illegal to just open |
| system to R134, here is a brief explanation of the | | | | the valve and let it out in the air.) Now that the air |
| procedure with a few insider tips to help you. To begin | | | | conditioning system has no pressure, it is time to install |
| you will need a conversion kit with all the necessary | | | | the new valve kit. At this point some people freeze up |
| materials. It will include: 2 new adapter fittings, 2 -3 cans | | | | (no pun intended) because they are afraid of mixing up |
| of R-134, and a hose with adapter. Once you have all | | | | the adapters on the high and low pressure ends. |