ATD ATD-3700 - Manuals

INTRODUCTION The ATD-3700 features a long life heated sensor technology that is designed to detect the more current and difficult HFC refrigerants such as R-134a in addition to all HCFC (R22) and CFC (R12) refrigerants including SNAP approved hydrocarbon blends. The ATD-3700’s unique digital leak si...

Maintenance Filter Keyway alignment Pull straight out (do not twist) to remove sensor Unscrew tip to replace filter Push straight on (do not twist) to install sensor Batteries: Install Batteries : Remove screw located at rear end of unit and pull down hinged battery door to open as shown. Insert pos...

Leak Size Indicator The digital leak size indicator remains off normally but once a leak is detected, a number from 1-9 will be displayed for all HFC and HCFC refrigerants regardless of the sensitivity setting. The number will continue to increase or decrease depending on the amount of refrigerant s...