Fuses are for the 12 volt system.
Household style circuit breakers are for the 120 volt AC system.
Is any of the 120 volt items working? Microwave? Air conditioner?
No would indicate failure in pedestal, or supply.
Yes would indicate tripped circuit breaker. Shut off all circuit breakers in the rig, applying light pressure toward "off". Turn on main breaker if equipped, then turn on branch breakers one at a time.
Bud
USAF Retired
Pace Arrow
2003 Chev Ice Road Tracker