HVAC technician, cooling, air conditioner repair, Bridgeton, Mo. Found filter good blower was good. Disconnect pulled on a/c plugged back in. Fan kicked in no comp. Cap test good 50/5. Added hard stat. All kicked in. Pressure 110 and 310. Added one pound 410 with Leak stop. Pressure now 118 and 345. System cooling. Recommend cleaning every couple weeks.