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Compressor maintenance

Posted: Wed Feb 07, 2018 2:17 am
by Charl
I saw the other day that according to the manual, I need to drain my compressor daily.
Is that really necessary?
What do you actually need to do routinely, to keep it in good shape?

Re: Compressor maintenance

Posted: Wed Feb 07, 2018 4:53 am
by caskwith
I drain mine after every use. I had a 1/4 turn valve on the bottom of the tank, after I have finished blasting I open it up while the tank is still full pressure, the rush of air coming out pushes all the water out and dries the tank too so the water is never rusty and I assume the tank is still pretty rust free inside.

Be warned, this method is messy.

Re: Compressor maintenance

Posted: Wed Feb 07, 2018 5:02 am
by Massis
caskwith wrote:I drain mine after every use. I had a 1/4 turn valve on the bottom of the tank, after I have finished blasting I open it up while the tank is still full pressure, the rush of air coming out pushes all the water out and dries the tank too so the water is never rusty and I assume the tank is still pretty rust free inside.

Be warned, this method is messy.
It helps if you hold a rag around it to absorb the water for the first few seconds. Seeing as the valve is normally located at the lowest point, you shouldn't have to worry about water remaining due to less pressure or anything.

Re: Compressor maintenance

Posted: Wed Feb 07, 2018 5:30 am
by Charl
Thanks, gents!

Re: Compressor maintenance

Posted: Wed Feb 07, 2018 5:27 pm
by caskwith
Massis wrote:
caskwith wrote:I drain mine after every use. I had a 1/4 turn valve on the bottom of the tank, after I have finished blasting I open it up while the tank is still full pressure, the rush of air coming out pushes all the water out and dries the tank too so the water is never rusty and I assume the tank is still pretty rust free inside.

Be warned, this method is messy.
It helps if you hold a rag around it to absorb the water for the first few seconds. Seeing as the valve is normally located at the lowest point, you shouldn't have to worry about water remaining due to less pressure or anything.
My compressor is near the door in the dirtiest corner of the shop, I don't care about the mess :D

Re: Compressor maintenance

Posted: Wed Feb 07, 2018 7:03 pm
by oklahoma red
If you are not already doing so, switch over to a synthetic compressor oil. Lasts a hell of a lot longer than regular oil.
You can also get an automatic drain for the condensate.

Re: Compressor maintenance

Posted: Thu Feb 08, 2018 2:04 am
by Charl
Drained it yesterday. The guy who sold it to me must have been a really clean guy, not even a drop came out.
But then it was spotless, I must say.
An automatic drain sounds like a good thing to me! :)

Re: Compressor maintenance

Posted: Thu Feb 08, 2018 3:52 am
by caskwith
I am not so keen on the automatic drains, I have them on my water trap/filters and have had 2 go bad on me.