Stop in for a cup of coffee

Not hard to find, just put a water trap/filter from the compressor to the lift.

Campbell Hausfeld Air Filter and Pressure Regulator-PA207803AV - The Home Depot
I would mount it right on air inlet on the lift,right there where you can see it.
I wired a 220 plug to my hoist,if i want to move it to another building, i unplug it and roll it out.