Tech arrived for a STU*2. Upon inspection the capacitora were within specs. The contactorless boards were indicating normal cooling. The upstairs system surge protector was functioning. The downstairs system surge protector was not functioning. This item was replaced and functioning. The filters were very dirty and were replaced. The ducts were also dirty. The blower area were clean. The UV systems were functioning. The drains were clear and bleach was poured. The heating systems were functioning. The customer decided to move forward with 2 level 1 duct cleanings today. Thecleanings are set for Tues Dec 13th afternoon.