DCM1: AC complete, checked 16x25x4 filter. System is fully functional and operating within manufacturer specifications. Refrigerant pressures and temperatures are appropriate for indoor and outdoor weather conditions. Found system does not have surge protector, talked to homeowner he said he thinks he has a whole home surge protector but is going to call his power company to confirm. If not then he would be interested in having one installed. Maintenance checklist attached. Temp split 18*.