Tech found panels off of AHU3 for kitchen with blower running. Indoor coil is thawed. Reinstalled panels. Threads on drain pan for float switch port are cracked. Got pictures of crack. Used PVC union to remove drain line and thread float switch port back in place. Not leaking. Dennis on site declined adding refrigerant, leak freeze, or doing leak search. He will have maintenance charge system up. Tech emailed quotes. Documented findings. No charge for CMA follow up.