Work is continuing on a hotel on Dual Highway that was condemned by Hagerstown officials earlier this year due to fire safety and heating violations, although a coffee shop that was affected by the closure has been able to reopen as a carryout, according to a city official You can loosen it a bit to fill the line with refrigerant before open the valve8., When use the adjustable quick coupler to open the AC service port Schrader valve, stop twisting after the gauge pointer start move. Blue low pressure gauge with range -30inHg~250PSI, and red high pressure 0~500PSI, Celsius unit. HVAC R410A Manifold Gauge Set AC R134A Freon R22 R32 410A 134A Diagnostic 2-3/4 easy to read large dial with color coded scale, and sight window on the manifold help to monitor refrigerant charging and recovery better and easily. Perfect for R12 R22 R404A R134A ADJUSTABLE AC R134A QUICK COUPLERS: Premium brass and aluminum, quick interface design with accurate snap lock and anti-slip knurled grip ring, easy to connect and disconnect, compatible with all models with standard R134A service port. HVAC Diagnostic Gauge Set Freon Leak Detector ADAFIRST AC Manifold Gauge Set, 3 Way Car HVAC R134a R404a Refrigerant Charging Tool 3-way AC Gauge With Hoses AC Gauge With Hoses And Couplers Built in calibration screw and no-flutter pointer ensure measurement accuracy. 3 5FT COLOR CODED HOSES: Freon charging kit uses rubber nylon resin material hoses, featured with anti-corrosion, low fluid resistance, high bearing pressure, ensure durability and good air sealing. Connect the blue coupler to AC suction service port and the red one to AC discharge service port. CAN TAP, ACME ADAPTER, DETAILED INSTRUCTION: R134A piercing-type can tap with 1/2 ACME female thread interface, can screw to fix on 1/2 ACME male thread of refrigerant bottle opening. Each side is loaded with 1/4 female brass fittings for easy connection. Clockwise open and anticlockwise close easily by twisting the adjustable red/blue knob, reduce Schrader valve wear and ensure no leak when connect/disconnect scale of high pressure gauge5., Do not use it as pressure regulator6., Ensure the pointer points to zero before using. Max working pressure is 600PSI and burst pressure is 3000PSI. T type knobs, easy to operate by fingertips. If not, please screw off the dial screen and reset the pointer by adjusting the calibration screw7., No purge valve for the yellow line.
