Upon arrival for double tune upstairs system was not on at thermostat Homeowner asked me to adjust schedule on downstairs nest thermostat, adjustments completed. Replaced two 1" filters at both returns. I turned upstairs thermostat on cool and went into the attic Check components on downstairs system first, All electrical components working and unit had an 18 delta. Blower motor had slightly loose bearings. Switched to check upstairs furnace and immediately noticed supply air was hotter than return air and had a -2 delta That led me to ask homeowner if she noticed any issues with the upstairs system which she told me that when she turned it on last it was not dropping in temperature. I went outside to check condenser units.When I noticed upstairs condenser was not on at all. I checked disconnect and disconnect had power and in good condition That led me to check The contactor where I was receiving 240 V, and also 24 V from the thermostat. But even with the magnet pulled in I was not ge