Professional AC Oil and Dye Injector Kit for injecting oil and dye through low pressure suction side into the air conditioner compressor. Includes 2 pieces low side oil checker.
Comes with extra couplers for connecting with automotive 134a low side suction port, hose fitting feature 1/4 inch female and include extra 1/4 inch to 5/16 inch adapter great for R410A HVAC system.
Oil cylinder can filled with 0-2 ounces of refrigeration oil, check valve screwed onto cartridge and tightened. The inner and outer cylinders are tightened clockwise, and then a little 1/4 SAE threaded inner core is used to discharge a little air inside the blue tube. Connect the low-pressure port of the refrigeration system that needs to be refueled, and add the required amount of cooling oil to the inner and outer cylinders.
Order from Wisepick, we can provide 12 months free worry warranty, If any question, please feel free to contact us