[Shop-talk] Air compressor disconnect
David C.
cavanadd at verizon.net
Thu Jul 5 11:31:20 MDT 2007
>Put a 90deg turn ball valve on the tank's outlet. Leave it powered &
>pressurized all the time. The compressor & tank shouldn't leak down
>at all; you'll run the motor less and consume less power vs letting
>it drain down and pumping it up from zero.
Good idea; I'm doing a leakdown test now to see how much, if any,
it does leak down with the outlet valve closed.
> >The instructions said to use ISO 100 compressor oil, single weight
> >non detergent motor oil (no weight given)
>
>I think anything with pistons and rings should be allowed to
>thoroughly break in before using synthetic. It sounds like the
>manufacturer thinks 30 weight is appropriate for full temperature
>use. Use straight-weight 30 for a while (50+ hours???) Then go
>synthetic with the narrowest gap, like 10W30 unless your shop gets
>well below freezing, then maybe 5W30.
They DID recommend changing the oil after 50 hours of use (that
may take me a while). I'm running compressor oil right now; when I run out
I may try the synth, but it's going to be a while...
Thanks
Dave
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