Air Conditioner Fuse Box Outside
This single phase disconnect is ansi certified and ul listed with a maximum load of 240 volt.
Air conditioner fuse box outside. If you re lucky enough to have a unit with a reset switch located near the outside unit all you need to do is simply press the switch. It s located in the disconnect box connected to your ac. A fuse is a metal filament or wire usually in some type of casing. If you suspect your fuses may be blown the first thing you ll notice is that the a c unit outside is not doing anything.
Locate the grey power box mounted near the outside air conditioning unit. Some units also have dual capacitors that power you air conditioner s fans as well as your compressor. I mounted this unit on an outdoor wall and was simple to install. It contains the controls for the main energy supplier of the air conditioner like the breakers and fuses.
An ac disconnect box can either be a pull out or an enclosed molded case. At the shutoff box near the ac some models of air conditioners have a fuse at the shutoff box. How to check if your a c fuses are blown. This safety switch is intended to disconnect power from an air conditioning unit and uses lug wire range awg 14 3 copper aluminum.
It is there to protect your machine to avoid more serious problems. Although this box is rated for 60 amp i am only using it with a 20 amp circuit breaker. When an outside fan fails the most likely cause is a capacitor issue. A capacitor may be used to start the fan and keep it running as in a start run capacitor.
Note that the color and exact location of the box may vary. Before you open the compartment turn off the electricity source of your entire air conditioning unit. The best way to check the fuse is by using a voltmeter. There are two methods to reset an air conditioner.
I wanted a circuit breaker box for this application not just a disconnect switch box with fuses. Ac disconnect has a nema 3r rated steel enclosure that is both rust and corrosion resistant for outdoor use. You may hear a slight humming but that s all. If you do not have a reset switch you can turn off your air conditioner at the thermostat and wait for 5 minutes before turning it back on.
Capacitors store up the energy that powers the air conditioner s fans. According to carrier hvac the box is typically 8 inches wide and 16 inches high. If it s a fuse. Usually ac disconnects are found outside with the end of the ac showing inside the house.
Purchased to connect power to a ductless air conditioner. Step 1 know your air conditioner before you take your air conditioning unit apart it is imperative that you know what kind of fuse you will be replacing. This is because the ac needs to expel hot air. To examine your fuses look for a switch near the compressor of your unit.
It also protects the wires of the air conditioner from weather and other outdoor elements.