Even though your coach is plugged into 110 power, you're still going to need your house batteries on in order for your 12-volt lights to work inside.
All you need to do is turn your battery switch on and you're good to go. To learn more about your 12-volt, watch the video tutorial below.
Is there a How-To video you'd like to see? Let us know in the comment section below and check out last week's How-To Video.