Posted 2/3/2012 10:38 (#2203205 - in reply to #2203080) Subject: Re: 1960's air compressor
Faunsdale, AL
Depends on how much air it compresses and the humidity of the air. Ours needs draining every month, I mean it is full up to the outlet valve with water! Shouldn't let it get anywhere near that high, but I'm not in the shop on regular basis these days, so time gets away.