Water Heater Booklet

[Triple A]

We recently purchased a used TS2230 Salem Travel Trailer. We do not have the water heater booklet. I cannot read the model number of the unit. The unit is 6 gallon. Can anyone suggest where to turn to for a booklet?

[JPBar]

Here is one for Suburban brand
https://www.livinlite.com/pdf/.../SW...stallation.pdf

For Atwood
Atwood Water heater Service Manual - RV Service Manuals
manuals.adventurerv.net/Atwood-Water-Heater-Service.p

Lots of different models though with these 2 brands