Central Heating? I have 2 Trane interior ac/heating units on my home. One of...

I have 2 Trane interior ac/heating units on my home. One of the outside concrete slabs that the unit sit on, is always raining, the other completely dry? Both units are currently working, but why is the one slab other wet? Thanks, Mike
Answers:    That is probably where on earth the drain is..... You don't want water standing contained by your unit rusting the bottom out. Take a look.....
condensation and the slab prevents the wet from soaking into the ground.....good afternoon.