Compressor model 7500(sullair) FAULT CANT NOT UNLOAD

by Marlon file
(Paramaribo,Suriname)

the compressor is starting but when i open the valve to unload it trip the compressor and on the display it show me FAULT CANT NOT UNLOAD

Comments for Compressor model 7500(sullair) FAULT CANT NOT UNLOAD

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Aug 27, 2018
7500 (sullair) FAULT
by: Doug in s.d.ca.

Sorry, but I don't follow what you're trying to say.

What valve are you speaking of?

If you start it, and do nothing else, what happens? What pressure do you expect, and what does it get to?

Is this a VSD model?

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