Based on our findings today, it might be time to think about getting a brand new system. System not cooling properly. Found filter very dirty and low on r22. And has a restriction. System struggles to keep cool in the heat of the day rising over 10 degrees. Duct work has multiple air leaks, and is over 30 yrs old. Lacking lots of insulation. Contactor is pitted and cap is poor. System does not have any warranty to it. Do not recommend repairs due to cost and warranty purposes. Coil is dirty as well