There are several potential causes for the AC not keeping the air cool in your RV. … It could simply be too hot outside for your AC to keep up. Depending on the size of your RV, you may need to install an additional unit to keep up on hot days. The air filters, fins, and coils are dirty!
How do you reset an RV air conditioner?
Start with the obvious, inside the RV:
Are the AC circuit breakers tripped? If so, reset them by fully turning them off and then putting them back on. Remove the breaker and using your volt meter, check the power supply to the breaker. If you have power, reinsert the breaker and reset it.
What would cause my AC to not turn on?
If your AC unit won’t turn on, the first thing you should check is if there was a blown fuse or a tripped breaker. There’s a good chance that the problem is a tripped breaker if the circuit was overloaded. … However, it is also possible that a power surge caused your air conditioner to blow a fuse or trip a breaker.
How do I know if my AC fuse is blown?
Test the load: If you saw a voltage reading during the previous step, run the same test on the “load” side of the fuses. You should again see a reading between 220 and 240. If you see a voltage reading on the “line” side but not the “load” side, it means you have a blown fuse.
Do RV air conditioners have fuses?
The power in your camper is protected by a small electrical distribution unit. The unit has breakers for the AC power and fuses (like you find in a car) for your DC power.
How long do RV air conditioners last?
Most quality brands of RV air conditioners last between three to five years.
Look for it first around on the exterior of your machine, especially along the bottom edge near the ground. An AC’s reset button is typically red and visible, so it should be easy to spot. If you don’t see a reset button on the outside, it could be located inside the unit behind the service panel.
How do I reset my Coleman RV air conditioner?
How Do You Reset A Coleman RV Air Conditioner?
- Turn off the thermostat.
- Remove the AC’s switch from the circuit breaker box for about 5 minutes.
- Reinstall the switch but wait another 5 minutes until you turn on the AC.
- Turn on the vehicle’s cooling system to check for recurring issues.
Where is the AC fuse?
What is an AC fuse? The fuse is a wire inside a glass casing, found in the disconnection box connected to your AC. The fuse is a protective measure meant to protect your air conditioner from electrical damage.
Can a blown fuse cause AC not to work?
First of all, your electrical system might be having problems. … While this prevents serious trouble such as electrical fires, it also means that a single blown fuse can cause the entire air conditioner to stop working.
What do you do when your outside AC unit stops working?
Outside AC Unit Won’t Turn On? What to Do Before Calling for Repairs
- Make sure the thermostat is set to COOL. …
- Check the emergency or shut-off switch. …
- Check the inside unit’s power switch. …
- Look for a blown fuse or tripped circuit breaker. …
- Look for problems with your condensate drain line. …
- Try resetting the air conditioner.