In most cases i find the cut in pressure screw to be closest to the compressor motor.
Quincy air compressor pressure switch adjustment.
Make sure you have unplugged the air compressor and remove the cover off the pressure switch.
Compressor pressure switch adjustment you may still need to try to adjust the setting on a new pressure switch to match the old pressure switch settings.
Turn the screw clockwise to increase the differential or counterclockwise to decrease the differential pressure.
Adjust the cut out pressure of the air compressor by turning the differential pressure screw with a small flat screwdriver.
The air compressor pressure switch will also help your machinery maintain the proper pressure level as you go about your work.
Usually of the two screws the left one or the one which is closer to the motor is for the cut in pressure and the right one is for the cut out pressure.
Although a pressure switch comes in different designs and models there is a uniform approach to adjusting it.
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Adjusting pressure switch unlike the pressure of large air compressors which is adjusted using the central controller the pressure of small compressors can be adjusted using the pressure switch.
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In the adjustable air compressor pressure switch setting you can set the pressure level of both cut out and cut in pressure by regulating two different screws.
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Steps to adjusting the air compressor pressure switch.
You set the minimum pressure on the pressure switch at 6 bar or 6 1 to be sure and you set the maximum pressure at 7 1 bar.
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Before setting the cutout pressure point you need to first set the cut in pressure point.
To make a compressor pressure switch adjustment you will need to remove the cover from your pressure switch.