Installing one of these boxes is not difficult.
Outside breaker box for ac unit.
Your outside ac hums but the fan doesn t spin or the entire outside ac unit isn t working at all.
Typically this means one of two things.
After some investigating you determine that your outside ac unit isn t running but the inside is.
Remove all power from the circuit breaker that controls the central ac unit.
Halex 60 amp 120 240 volt non fuse metallic ac disconnect hnf60r 1 per pack.
Despite hearing the sound of the ac turning on your house is not cooling down as it used to.
Locate the grey power box mounted near the outside air conditioning unit.
Note that the color and exact location of the box may vary.
An outside condensing unit for a central air conditioning system building codes normally require that an external disconnect box be installed near the condensing unit located outside of the house.
Also if you re relying on a crankcase heater to warm up the unit enough to not cause damage when it s cool outside the power should be restored to the air conditioner 72 hours before running it.
This box will allow the power to be cut to the condensing unit without entering the residence.