Lean Built: Manufacturing Freedom
Jun 22, 2026 · 59 min · 10 segments
Andrew shares how a simple magnetic tag meant to prevent a security mistake failed, not because the idea was bad, but because the process wasn’t complete. From there, Andrew and Jay explore Kanban…
All right, Andrew, as we start, I see something.
What is that green tag? It says garage door open.
Why? What's going on? What's the
It's a signal.
And in our building, we have a variety of roll-up doors.
We have a main one we use for bringing in machines, daily shipping and receiving, semi-deliveries.
We have a secondary one we use for unloading chip bins and driving our fork truck.
And then we have a very back, small garage roll-up door on our add-on bay that is only for storage access.
It's not used regularly.
Mm-hmm.
We have had an issue.
We've been struggling.
It's now June in Indiana, which means daily temperatures range from 65 to 90 degrees day by day, just all over the place.
And we were struggling.
We were having high humidity in the building and struggling to keep the temperature down And we had several HVAC service calls.
One of our mini split compressors was broken.
Coolant in our geothermal line had gotten low.
So the water in the line was low.
And so there were a number of individual things to address, but we realized that one of the other factors is the exhaust fan in our compressor room was quietly pulling a lot of conditioned air out of our building and just pulsing it out through the roof.
Preston Pyshko Oh, interesting.
Okay.
Wait, because there's dedicated airflow fans that you have to cool out
All right, Andrew, as we start, I see something.
What is that green tag? It says garage door open.
Why? What's going on? What's the
It's a signal.
And in our building, we have a variety of roll-up doors.
We have a main one we use for bringing in machines, daily shipping and receiving, semi-deliveries.
We have a secondary one we use for unloading chip bins and driving our fork truck.
And then we have a very back, small garage roll-up door on our add-on bay that is only for storage access.
It's not used regularly.
Mm-hmm.
We have had an issue.
We've been struggling.
It's now June in Indiana, which means daily temperatures range from 65 to 90 degrees day by day, just all over the place.
And we were struggling.
We were having high humidity in the building and struggling to keep the temperature down And we had several HVAC service calls.
One of our mini split compressors was broken.
Coolant in our geothermal line had gotten low.
So the water in the line was low.
And so there were a number of individual things to address, but we realized that one of the other factors is the exhaust fan in our compressor room was quietly pulling a lot of conditioned air out of our building and just pulsing it out through the roof.
Preston Pyshko Oh, interesting.
Okay.
Wait, because there's dedicated airflow fans that you have to cool out
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