Sunday, February 16, 2014

Mixer #4

     This mixer has had been moved from it's normal production area to a new production line for a whole different product. I was asked to retrofit this mixer like mixer #1.
     As I started on this project and had the parts on order, the main voltage had been changed from 480v to 208v. That changes a few things and had to order other parts as the amperage is now going to be higher.
     This mixer incorporated all of the previous experience I had with the mixer's operation and controls. The old panel was proprietary and mount to the side of the machine. All wiring still had to come from this spot. Not undoable, just different from the others.
     I setup a new panel just like mixer #1 and control software ended being a mix of mixers 1 & 3, but with some aspects just for this mixer.
     After debugging and ensuring the new system was working, I spent a few hours training the supervisor, operators, and maintenance personnel on the new controls.
     I have had a few calls about this mixer not working, but found that the issues were not controls related, but rather bad motors or chafed wires at the motors. Those issues were repaired by the in-house maintenance dept.

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