Upon arrival both systems were on cool and homeowner provided me with filters to replace After replacing both filters , I moved into the attic to inspect indoor systems Downstairs system had a perfect 20° delta Electrical fittings tightened and secured and blower cap tested (in tolerance) Blower motor in good condition and not much buildup on fins Evap coil in good condition Poured bleach down drain line and chased with water no back ups Switching to upstairs unit had a delta of 15° Electrical fittings secured and blower cap tested (in tolerance) Blower motor in good condition and clean fins Eval coil clean Tested drain line with bleach and water no back ups Switching to outdoor condenser units Starting with downstairs again checked capacitor and was in tolerance and checked contactor in good condition Checked cap and contactor on upstairs unit aswell in tolerance and good condition Checked disconnects and pulled for no voltage to wash condensers Cleaned both units from inside out bot