It depends on where your heater is located. In our 282 RK, it's hidden under the wardrobe closet in the bedroom. The only way to get to it is take out the wardrobe and dresser drawers.
I sometimes wonder if the engineers of these things ever use them!
Mark, Vicki, & Scout THE dog
2015 Hemisphere 282RK
2010 F250 Super Duty
1992 Goldwing Aspencade