Sullair 3770 incorrect pressure

by Fujikoki America
(Dallas, Texas, US)

Air pressure out says 80psi. True pressure is 110psi. Replaced transducers and transducer cable twice. Replaced I/O board. Why am I getting faulty incorrect pressure level.

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Oct 01, 2016
Sullair 3770 incorrect pressure
by: Doug in s.d.ca

What's a 3770? Never heard of it.

Maybe it's a 375 series?

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