Thank you for your purchase of the Advent Air RV Air Conditioner System # ACM150C!
When it comes to troubleshooting you want to start off with the easy things like the air filter and your wiring connections. Check your air filter and clean it if it is dirty and clean up/repair any damaged wiring or connections.
If all of that looks good then move on to see if the unit is freezing - if the AC unit is freezing then you need to wait for it to thaw out.
If all of this looks good then you... view full answer...
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