I just installed an ac unit and am trying it out to make sure it is working properly. The compressor doesnt seem to be coming on. Now the degrees here is currently 55.f so could this be why it doesnt ...
Yup, 55°F is colder than any AC thermostat is going to allow the compressor to come on. @Reddog1 is right, only way to get it to kick in is to run the furnace and warm the place up first.