Kussmaul Auto Pump AC AD

DESCRIPTION 100 PSI Max Rating, 120V, 4A Vehicle mount compressor ensures air brake system is properly pressurized for immediate truck departure from station Automatically purges water separator bowl every time compressor cycles off via a normally open solenoid Pressure switch regulated operation automatically senses low pressure in air system and restores proper pressure, preventing brake lock-up No interference with engine mounted air compressor Factory set PSI actuation points: 75 "On", 95 "Off" with Adjustment differential 20 PSI Sealed ball bearings for long service life Compact size 1 year warranty The Auto Pump AC AD is an 091-9B-1 Auto Pump with an Automatic Drain installed.  A normally open solenoid valve drains the moisture from the trap each time the compressor shuts down. The Auto Drain assures that the filter bowl is always drained and does this without intervention by maintenance personnel. The Auto Pump AC AD is a 120 volt 60 Hz shaded pole A.C. motor operating a s