373 | Certified A/C Pro® Universal A/C UV Dye
- Single application (.25 oz.) of Universal A/C system UV leak detection dye
- Can be used in all R-134a, R-12 and R-22 systems
- Compatible with all PAG, ester and mineral-based refrigerant oils
- For use with UV dye injector and UV light
- Meets SAE J2297
To Test System
Always use protective gloves and eye wear
- Using A/C oil injector, add .25 oz. to oil injector.
- Follow directions to attach injector and for charging oil/additive into system.
- Run engine/road test with system on MAX A/C to allow leak detector to circulate and penetrate leaks.
- Inspect with UV light. Leak will appear as “yellow-green glow” at leak source.