If your Lippert Ground Control 3.0 # LC358590 is showing low voltage but you have tested it and the voltage is fine then there is a wiring issue that you will need to locate. Go over your wiring thoroughly and you are likely to find that you have a damaged or frayed wire that you will need to repair. view full answer...
MaxxAir vents like the # MA00-04000K run off of 12 volt DC power and with the symptoms that you're having I suspect that the USB charging outlet is running off of 12v DC as well and is tied into the same line as the vent. When you draw power for the charger it's taking it away from the vent, causing it to shut down. A lot of manufacturers will tie smaller appliances together to make the installation easier so it's very likely that this is the case for your motorhome.
Normally the vent... view full answer...
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