JIFETOR AC Charge Hose with Gauge for R134A, Car HVAC Refrigerant Recharge Kit, Home Air Conditioning U Charging Hose Low Pressure Measuring Meter 1/4" Fittings Can Tap Quick Coupler, 42" Long
- ... AC low pressure gauge with scale range -30inHg~250PSI, is equipped with metal 2-3/4" big dial, color coded scale to indicate pressure index for R134A, Celsius unit, for monitoring the air conditioning low pressure side pressure easily. Built in calibration screw and no-flutter pointer insure a accurate refrigerant recharge. (NOTE: Use valve core tool to unscrew the valve core thimble a little bit if the hose angled connector would not depress the Schrader valve).
- BRASS QUICK COUPLER AND CAN TAP: Brass straight quick coupler with accurate snap lock and anti-slip knurled grip ring, is easy to connect and disconnect, compatible with all models with R134A suction service port. Brass can tap with 1/2" female thread interface, can screw to fix on 1/2" male thread of piercing type refrigerant bottle opening. T type knobs, easy to operate by fingertips. Internal pin with sharp tip help to pierce refrigerant bottle easily and quickly.
- MEASURE PRESSURE AND RECHARGE R134A: Start the car, open AC to MAX. Clockwise twist T handle to close can tap, connect the quick coupler and car AC suction service port to measure the pressure. The reading is right only when AC compressor is working. If need to charge the refrigerant, please compare to the manufacturer's recommen....