Sullair 185h builds air but blow off valve will not shut off

by Michael
(California)

Sullair 185h builds 160psi when switched to high pressure,but blow off valve comes on immediately and will not shut off. Any thoughts on what the problem might be?

Comments for Sullair 185h builds air but blow off valve will not shut off

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Apr 29, 2018
Blow off valve ?
by: Doug in s.d.ca.

If by that you mean the PRV, you can try cleaning it, or replace it.

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