How do you troubleshoot an RV electrical system?

You can so some simple investigation of the 12-volt system yourself, for example:

  1. Check whether the fuse or breaker is tripped or not.
  2. Check whether the fuse is loose.
  3. Check whether the connections to the fuse or breaker box are loose.
  4. Check whether the connections to the DC batteries are loose (see initial photo).

Why are the lights not working in my RV?

If your lights are still not working, it may be that there is no power to the light fixtures. We assume the lights in the hall and bathroom are running off of 12-volt, and that other lights in the RV are working fine. If that is the case, then check for the following possible causes: Faulty on/off switch.

Why are the lights not working on my FMCA RV?

Welcome to FMCA ! Sounds like a possible transfer switch or fuse issue. With the 12 volt lights working when on shore power means the charger is working. Look for a large fuse between the batteries and the charger 12 volt output feed to the positive coach battery terminal (s). With a meter you should read a voltage at the positive terminals.

What to do if you have no power in your RV?

As you can imagine, if your transfer switch goes kaput, that could be why you don’t have power. If your transfer switch is fine, then go to your 110-volt circuit breaker. Take off the cover panel and then do a voltage test on the circuit breaker.

Why is my power converter not working in my RV?

RV distribution center troubleshooting can show whether the electrical problem is in the wiring or the outlet itself or instead in the circuit breakers, which service the electrical system that feeds into your appliance. Who knows, the problem might be at the source in the campground or storage facility.

If your lights are still not working, it may be that there is no power to the light fixtures. We assume the lights in the hall and bathroom are running off of 12-volt, and that other lights in the RV are working fine. If that is the case, then check for the following possible causes: Faulty on/off switch.

Welcome to FMCA ! Sounds like a possible transfer switch or fuse issue. With the 12 volt lights working when on shore power means the charger is working. Look for a large fuse between the batteries and the charger 12 volt output feed to the positive coach battery terminal (s). With a meter you should read a voltage at the positive terminals.

As you can imagine, if your transfer switch goes kaput, that could be why you don’t have power. If your transfer switch is fine, then go to your 110-volt circuit breaker. Take off the cover panel and then do a voltage test on the circuit breaker.

RV distribution center troubleshooting can show whether the electrical problem is in the wiring or the outlet itself or instead in the circuit breakers, which service the electrical system that feeds into your appliance. Who knows, the problem might be at the source in the campground or storage facility.