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hvac1000 once again is correct on this issue. It seems he has many years in the field and very very knowledgeable. It seems with all these tstat issues on this board we need to see if "Before...

hvac1000 is right on the money on this one. Also ask the service company what the cost would be to put a secondary drain pan under the unit with a float switch that shuts the unit down if the primary...

I agree with all the above. Make sure the tech you hire is lennox trained and know these units. Make sure you mention the type of furnace when you call for service.

Look at the first thread on this board in ref to the terminals. If the stat has an Rh and Rc and there is only one R wire to the stat the two terminals need to be jumped. Also at the unit make sure...

First of all is the elec heat your are replacing baseboard or is it a air handler with and electric strip? Is there nat gas service available to you or is this going to be oil? Do you have ductwork...

You state that the capacitor wire was shorted and you removed a compressor wire. On Ruud units the cap is a start and run cap. The compressor will not start with the wire removed from the cap. Also...

York-Coleman and Rheem-Ruud-Weatherking plants are already set-up for R410a and not producing R22 units. I personally would go with a Rheem or Trane R410a system. When the unit is installed make sure...

With all that you have done and checked by the off chance you may have got a bad motor for the replacement. I am out of answers at this time. You have replaced checked and rechecked everything that I...

Ok I just read your first post and trying to catch up on the issue. With water entering the system other components may be shorted out. Also with the manual that I was linked to it seemed as though...

Not to sound silly does it have a run capacitor and if it does is it the correct size. On the label and box of the new motor it will tell you xxmfd cap.

Its sounds as if you are replacing a heat pump tstat with a gas/oil tstat. The O terminal on the old stat reverses the valve in the outdoor unit from heat to cool or vice versa. Also check to see if...