I have water pump at least on shore power. I haven't tried while disconnected. I only have one switch for raise lower I do not see a master switch. There is a pull cord to engage raise lower.
I have a 1987 fun lite hi-lo camper 8721 fll. All of the 12v lights inside and outside the trailer are not working. I am able to raise and lower it with no problem. Additionally the battery is charging. I dont know if it will charge from the vehicle while towing as I have no exterior running or...