troubleshooting an expansion module error on Atlas Copco compressor

by Lester kistner
(Ft. Madison Iowa)

What is causing an expansion module error on the compressor which I have to power reset to start compressor back up?

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Sep 30, 2016
expansion module
by: Doug in s.d.ca

SIOE module in comm box

With luck, you can just r/r it, maybe clean contacts if just re-seating doesn't do it.

Failing that, check the module for obvious problems like burnt components, bad solder joints, etc.

Good luck.

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