Description of YSTOOL Automotive Adjustable Conversion Conditioner
The internal pin is connected with the upper knob to realize the adjustable function. When in use, CCW switch the knob to close the R1234yf coupler, fasten it to the AC service port, then CW switch the knob to lift the internal pin to insert and pull out the Schrader valve core slowly. Compared with the push to insert directly, this design can reduce the wear of the AC service port valve core by the internal pin, and ensure no refrigerant leakage when connected and disconnected. Snap lock quick interface at the bottom implements the quick function. Outside of the adjustable quick connection interface, there is an anti-slip knurled grip ring, and inside of the interface, there is an accurate snap lock with ball bearings design, which compatible with all mode of R1234yf service ports by quickly connecting and disconnecting. The blue low pressure R1234yf quick connector, connects AC manifold gauge blue hose 1/4" Female parts to auto AC suction service port. And the red high pressure R1234yf quick coupler adapter, connects AC manifold gauge red hose 1/4" Female parts to auto AC discharge service port. Very easy to use. These air conditioning adjustable quick couplers use high quality brass and aluminium material, very hard, wear resistance and anti-corrosion, very suitable as corrosive refrigerant accessories. Also there are rubber seal rings inside, ensure the gas tightness and no leak. The design of the overall quick interface sleeve and U groove, you are required to totally CCW switch & close the knob, then the coupler can be removed from the test port. Avoid the occurrence of misoperation. Please note, clockwise switch the red/blue knob to open AC service port, counterclockwise switch to close. We have marked it on the labels of the knobs. And we supply 1 year warranty, please feel free to purchase. Please contact us by Amazon message system if there is any question, we will reply in 24 hours.