There is a lot of "tongue firmly in cheek" going on here (I hope).
Trailer fires are no joke and they burn to the frame quickly.
Too fast to escape many times. We won't even talk about the poisonous gasses released from the materials used in their construction.
If you have anything blowing fuses, you should isolate the fault and replace.
If the last stop is the radio; get a new one. Opening a radio that is blowing fuses is not for the average guy.
If the bathroom vent fan is bad and there is power past the fan switch; replace it.
Lou and Laura with Bella - German Short Hair Pointer
2008 GMC Sierra 2500HD Crewcab SB Allison Duramax
2010 Flagstaff 8526RLWS - Superglide 3300
HAM CALLSIGN - KC3FFW