Ok do not use your eyes.. Use your ears
When you press a switch (On or off) do you hear a CLUNK? You may wish to have someone else listen and walk around the RV as you press and release
The circuit
Switches are DPDT Center off with the leads crossed so they are reversing switches (I will try to draw
+_________________
-______X__________Solenoid
The switch either connects "Straight through" or crossed over to turn on/off
Solenoid is a magnetic locking device
It will "Clunk" when it switches
Why not use your eyes
The LIGHT means "12 volts is present" if you are plugged into shore power or the generator or main engine are running 12 volts WILL BE PRESENT. it does not mean "Batteries connected" unless you have no other source of power.
Absent a decent load it can take a while for that light to go out due to filtering in the converter To hasten it turn on ceiling light or fans
Home was where I park it. but alas the.
2005 Damon Intruder 377 Alas declared a total loss
after a semi "nicked" it. Still have the radios
Kenwood TS-2000, ICOM ID-5100, ID-51A+2, ID-880 REF030C most times