Look Ma! No hands! LOL!
I made a clip to hold a funnel. Now, filling the tank by hand with a jug or water bag can be done by one person.
I bought the funnel from Grainger's.
__________________ FOR SALE 2014 BOSS6.2L F350
2012 Surveyor SV264
NW Oregon
When we stayed at parks without water hookups we used a garden watering can with the sprinkler removed from the spout. It was a good chore for the kids.