No problem. The first time ours kicked on was on an uphill climb at the entrance to our usual camping resort. It was loud enough to announce our arrival to the entire campground. It is effective, though - the water temp drops quickly.
We've had a ball with our Seneca and hope you do as well.
Ty & Deb Montag
2015 Jayco Seneca 36FK
2014 Honda CR-V toad