Beat on the door repeatedly no answer left door hanger on front door
2020 Lennox system Found outdoor unit locked out checked over system could not find any issues, reset system unit is working properly.
Replaced connector on air handler, terminate all connections properly, strapped carflex, removed old drain line as courtesy to customer, repaired bent spring on attic door. Ready for inspection
Re wired a/c. Re wired heat. Demo old units.