Arrived on 12 May for a no cool found the system is completely frozen over will have to return after system completely defrost to assess the situation. Arrived on 13 May to assess the situation of a frozen system inspected evaporator evaporator cleaned looked at all joints to ensure no leaking there was no leaks or not in the joints that I could find. Cleared water out of the drain pan because of the frozen coil. There’s a charge on unit after running for 30 minutes it had 9° and some cooling and 20° of superheat. Suction saturation was 47°. Current contractor stated that he remove the filter because of the previous contractor left it in it was completely clogged this was what is the result in a frozen system. And install filter in the home everything‘s running within manufacturer specifications at this time.Also checked contactor for proper operation there was no fault with contactor.