Auto Pump Timer Model # 091-150 Limits the duty cycle of the 12 volt Auto Pump to 1 hour running and 1 hour "OFF". Auto Drain Model # 091-9-086 The Auto Drain system automatically drains the moisture from the seperator each time the compressor shuts down. The Auto Drain Assures that the filter bowl is always drained and does this without the intervention by maintenance personnel. Mounting Plate Model # 091-9H Developed to provide a soft mount for the Auto Pump to reduce vibration and for simplified mounting. Auto Clean Model # 091-9G A miniature air filter to mount in the output pressure line of the Auto Pump to trap moisture. The micron filter element removes any contaminants from the air line. A transparent bowl permits easy monitoring of water collected and a manual purge valve allows the operator to conveniently drain the bowl.