Forum Title: how to by pass??
I am working with a portable AC unit that needs to keep a small computer room cool. If the power goes out to the building the AC will shutoff and won't comeback ON automatically. My question is: can i bypass (jumper) the main ON/OFF switch so once the power turns back ON the AC will do as well. Or is there a better solution? The cost of a single central AC just for that room is way too expensive for this small start up company.
Category: General Electrical Discussion Post By: Daniel's Heating & Refrigeration Corp. (Catawba, WI), 03/23/2017
Is the on/off switch a momentary switch? If not, then leaving the switch in the on position should restart the unit when power returns.Aside from the technical issues, do you really want to modify the equipment? I would think the LIABILITY INSURANCE would be rather significant if something did not go well.

- Evelyn T (Cooperstown (township), ND), 03/25/2017

Originally Posted by LarryC Is the on/off switch a momentary switch? If not, then leaving the switch in the on position should restart the unit when power returns.Aside from the technical issues, do you really want to modify the equipment? I would think the LIABILITY INSURANCE would be rather significant if something did not go well. The switch is a momentary.

- Joe Switalski (Fair Plain, MI), 03/25/2017

Contact the manufacturer. There may be some sort of user menu where you can set the machine to start up after a restoration of power. The same idea but different application, as the sleep timer on a TV set.Can the A/C be connected to a home automation system? If so, perhaps the connection point allows remote operation. Does the A/C unit use a remote control? Perhaps the remote could be hacked?

- Margie Rowe (Woodacre, CA), 03/25/2017

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