Can a GM R-12 be converted to 134A?
Contrary to popular belief, most cars originally equipped with R-12 can be converted to 134a and still keep you just as cool. Understanding the basic type of a/c systems GM used on their classics will help with you determine the best route for your project. This is a generic term for the earlier valve regulated systems for the early GM vehicles.
What happens when you take R-134a out of the compressor?
The car no longer cycled the compressor rapidly after taking some R-134a out of the system and it cools very well. So, the car only needed a bit more than 1/2 a container of 12-ounce freon and it was working like a champ!
What do I need to retrofit my AC to R-134a?
R-134a, adapter hose, new R-134a service port adapters, retrofit label, new schrader valves), a third 12 oz. can of R-134a (for a grand total of 40oz.), a large bore schrader valve and valve removal tool, Snap ring pliers (if replacing the compressor), safety goggles and maybe gloves, and a normal assortment of metric and standard wrenches/sockets.
Can a R-134a air conditioner hose be replaced?
As it turns out, R-134a has a smaller molecular structure, and can seep out through older hoses. If your hoses are in bad shape, you might think about replacement, otherwise its not recommended as necessary. If it leaks out, it will be slowly, and an R-134a recharge is so cheap it’s not a big deal.
How to retrofit R12 to R134a by classic auto air?
R12 Recovery – Recover refrigerant from the A/C system using a dedicated R12 recovery device (to SAE J1990). R12 Parts replacement – Remove the components to be replaced as part of the retrofit to R134a, as recommended by the A/C system or vehicle manufacturers guidelines. Add 30-50ml PAO oil to a/c system. Retrofit warning labels.
What kind of heater does a 1967 GTO have?
1966 389 Tripower to 1967 400? WTB 1969 GTO NON AC Heater Control Unit Good hinges. 65 GTO factory AC parts…also 65 auto trans… Downflow or Crossflow-which cools best?
When did the Pontiac GTO become a separate model?
The Pontiac GTO is an automobile that was manufactured by American automobile manufacturer Pontiac from 1964 to 1974 model years, and by GM’s subsidiary Holden in Australia from 2004 to 2006 model years. The GTO became a separate model from 1966 to 1971 (VIN 242…).
Contrary to popular belief, most cars originally equipped with R-12 can be converted to 134a and still keep you just as cool. Understanding the basic type of a/c systems GM used on their classics will help with you determine the best route for your project. This is a generic term for the earlier valve regulated systems for the early GM vehicles.
How much does a 134a air conditioner cost?
A properly charged 134a system will likely show bubbles in the sight-glass. Typical 134a charge rate will be approximately 70-80% of the factory R12 charge amount. If you have questions about converting your classic ride’s air conditioning system from R12 to R134a, feel free to contact Classic Auto Air for more information.
Can a Mopar classic be converted to R134a?
Whether you need to convert a Ford, GM, or MOPAR classic from R12 to R134a, two helpful tips to keep in mind…. Ignore your sight-glass. A properly charged 134a system will likely show bubbles in the sight-glass. Typical 134a charge rate will be approximately 70-80% of the factory R12 charge amount.
Where is the suction throttling valve on a 134a GM?
Ignore the sight-glass. A properly charged 134a system will likely show bubbles in the sight-glass. Typical 134a charge rate will be approximately 70-80% of the factory R12 charge amount. The suction throttling valve is installed on the evaporator, near the firewall.