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The GAST AD220 is a compressed air lubricator designed to deliver controlled oil mist to pneumatic equipment during operation. It mounts inline on air supply lines and ensures lubricated components receive consistent lubrication without manual intervention. With a 1-quart container capacity, it supports extended service intervals on demanding applications. Licensed HVAC technicians, industrial maintenance professionals, and pneumatic system specialists are the typical installers. The AD220 is a direct replacement or supplemental lubricator for GAST-branded equipment and is suited for compressed air systems requiring inline oil-mist delivery.
The AD220 is designed for use with GAST lubricated vacuum pumps, air compressors, and air motors. It is commonly installed in light industrial, commercial HVAC, and process air applications where rotary vane or piston-type pneumatic equipment requires continuous lubrication from the air supply line. The 1-quart reservoir supports longer run times between refills, making it practical for production or service environments where downtime is a concern.
Designed for use with GAST lubricated vacuum pumps, air compressors, and air motors. Consult equipment documentation to confirm inlet port size and thread compatibility before installation.
Installation is typically performed by a licensed pneumatic or HVAC technician. Depressurize the air supply line fully before disconnecting any fittings or installing the lubricator. Ensure the lubricator is oriented correctly per the flow-direction arrow on the body, and verify that the inlet and outlet port sizes match the existing line fittings. Use thread sealant appropriate for compressed air service and confirm there are no leaks before returning the system to full operating pressure.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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