Depending on the model, rv ac units Dometic replacement cooling units can be expensive. But if you’re looking for a top-quality RV refrigerator with plenty of features, they’re worth the investment. And, with a little research, you can find a great deal on a replacement fridge.
When Your Refrigerator Won’t Stay Cool
If your RV refrigerator doesn’t stay cool, it can be difficult to keep food fresh in the refrigerator and freezer. This is why it’s important to know how to troubleshoot and repair your unit if it’s not working properly.
The first step in repairing or replacing your RV refrigerator is to check the power source. Most Dometic refrigerators use propane to operate, so make sure the tank is full before trying any repairs or modifications. If it’s not, you may need to replace the propane valve or hose.
You’ll also need to make sure the refrigerator isn’t running off of electricity or leaking propane. The best way to find out is by checking the circuit breaker or fuse. If it’s not, you need to get a professional to inspect the unit.
A Refrigerator That’s Rusted out and Leaking Ammonia
If your RV refrigerator is rusty and leaking ammonia, it’s time to replace the unit. This is a common problem in older units.
A remanufactured Nordic cooling unit can be less expensive than buying a new one. Unlike new units, which can have problems down the road, remanufactured units are covered against manufacturing defect for two years from the date of purchase.
When Installing a Replacement Cooling Unit
When you’re removing your old unit, it’s a good idea to remove the control panel and disconnect the battery bank. This will prevent any potential electrical shock while you’re working on the unit.
You can also check to see if the thermostat is on a proper setting, so you can avoid overloading the system. A thermostat that’s set too high can cause damage to the refrigeration compressor.
In order to install a replacement cooling unit, you need a clean work area. This is especially important if you’re using LP gas, because it’s difficult to access the flue tube with a dirty work area.
Once the new cooling unit has been installed, it’s a good idea to run it for a week before turning it on to give the fluids a chance to mix inside. It’s also a good idea to check the temperature gauges and adjust them as needed.
When reinstalling a replacement cooling unit, it’s a good idea not to over tighten the screws that hold the evaporator in place, as they could break and fall out of the evaporator. Instead, use Blue Loctite threadlocker to re-secure the screws.
Before reinstalling the evaporator, run some sealing tape around the outer perimeter of the evaporator foam pack and over the evaporator. This will ensure the evaporator seals properly, and also help prevent moisture from entering the evaporator.
You’ll also need to reinstall the evaporator gas supply line. You can use a pair of wire cutters to cut the wire, but you should do it carefully so as not to damage it.
