Hi, I have a 4-wire Ritetemp thermostat, my wires are connected right but my unit on the outside will not come on. The blower comes on inside the house, but nothing outside. I not have a pump. And there are no fuses to my unit outside. What do I do?

When the AC run water pools around the base of my furance. Is this a problem? What can I do to fix it?

How do I calculate how many tons of A/C I need to cool a house. I don't want the contractor to rip me off

Age of equipment, best you can tell... 10yrs Brand (Manufacturer)... nordyne.. intertherm Efficiency... see here Air conditioner... Package unit split system, (furnace inside A/C outside)... What does it do? Not do? It blows a little bit, but the air is like a vent not cool. W e...

You should have 5 wires running to the outside unit. 2 big heavy, insulated ones plus a ground from the breaker outside by the unit, and a couple of little insulated ones coming out from the furnace. With the thermostat calling for cooling, the big ones should have 240 V between them and the...