Product: NANPU 1/2" NPT Compressed Air Filter Regulator Combo Piggyback, 5 Micron Element, Poly Bowl, Semi-Auto Drain, Bracket, Gauge (ARF4000)
Brand: NANPU
Installation and Operating: 
 1. Please cleaning the port and fitting before installing, avoiding bringing dirty thing to the air path.
2. Pay attention to direction of air flow and arrow pointing on body if match, minding port and tooth type if correct.
3. Adjustment of pressure: Pull up the knob of adjustment of pressure up, clockwise rotation, pressure is rising. Anticlockwise rotation, pressure is down. Watch the air gauge and point range and adjust the required pressure, then press the button to the lock status.
4. Water bowl excretion. When it is no air pressure, water bowl will automatic excrete. When it has air pressure, the drainage column will rise. Water bowl excreted, releasing the drainage column after drainage finished, then drainage column will automatic rebound, drainage ended. When the water level is beyond upper limit, please drainage. Otherwise that will cause poor dehumidification.

 Notice: 
 Please be careful to use a wrench to tighten the fitting. It is normal if there are extra threads, you can feel free to use.
 The first installation may have an excretion reaction(Not leakage, for the first time the internal pressure is different from the outside, it is necessary to discharge the excess air first. In this case, please wait for a while.
1/2" NPT Filter＆Regulator Unit
Max Supply Pressure:145 PSI
Operating Pressure: 0-145 PSI
5 Micron Brass Filter Element Standard
Includes Semi-Auto Drain & Polycarbonate Bowl with Metal Guard, a pair of Air Coupler＆ Plug Kit, 2 x 1/2" NPT Fittings, 1 x Thread Seal Tape.

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