Performed a three system cooling maintenance on a 2018 Trane, 2016 Trane & a 2004 AIRE-FLO the ODT is 70°.Tested overall operation of equipment confirming the indoor & outdoor equipment were both fully operational.There is one 16x25x4, one 16x20x1 & one 14x14x1 filter.The 4 inch filter will be replaced by homeowner but the one inch filters were replaced on this visit by us.Blower motor was fully operational not showing any signs of being intermittent or dropping out.Blower wheel was inspected finding it to be dirty when a blower wheel gets dirty it minimizes the efficiency of equipment along with places a strain on equipment and parts which shortens the lifespan of both a quote has been provided to clean blower wheel.Inspected wires along with connections not finding any broken, damaged or arced wires along with didn’t find any damaged or loose connections.Reme-Halo(UV LIGHT) was found malfunctioning a quote has been provided to replace cell to regain operation to device to help kill a