Are you sure you have a 364? Does it have two bathrooms?
Send a picture of yours!
Mine is a 2015 model manufactured in January 2015 and has the following in order starting from the front passenger side and going back:
- Entry Door
- battery compartment
- Pass-through storage compartment coming out on the other side
- Single storage compartment
- External propane connection door
- Water heater compartment
- Compartment with a black cover that has the ProWatt inverter inside and access to hoses on the side of the hot water heater
- Fold down from the top compartment with black wall, plumbing behind it
- pass through storage compartment that goes to the other side of the RV
- Door with a black covering that hides access to the hot water heater plumbing
- 2nd Hot water heater compartment
Here's a picture: