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The APPION TOOLS tzmgln is a vacuum pump oil formulated to improve the performance and sealing capacity of a vacuum pump's internal components. Sold in a 1-gallon container, this oil is designed for use in deep vacuum applications where maintaining low micron levels is critical. HVAC technicians rely on quality vacuum pump oil to protect pump internals, reduce wear, and support consistent vacuum depth during system evacuation. Regular oil changes with a compatible formulation help extend pump service life and maintain moisture-removal efficiency.
This oil is intended for use in standard vacuum pump maintenance routines common in HVAC and refrigeration service. It is appropriate for residential and light commercial system evacuations where deep vacuum performance is required before refrigerant charging. Technicians performing routine pump maintenance or oil changes after wet pulls will find the 1-gallon volume practical for multiple service intervals.
Designed as a replacement vacuum pump oil for use in standard HVAC and refrigeration vacuum pumps requiring routine oil maintenance.
Vacuum pump oil changes are performed by licensed HVAC technicians as part of routine pump maintenance. Before changing the oil, ensure the pump is powered off and cooled. Drain the used oil completely before adding fresh oil to the fill level indicated by the pump manufacturer. Dispose of used vacuum pump oil in accordance with local regulations.
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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