SERVICE CALL: upon arrival homeowner stated the heat pump system Is struggling to maintain desired temperature at 69 degrees at the Thermostat. After complete troubleshooting I found the Contractor Grade Heat pump system Goodman 3 1/2 ton capacity 7 1/2 years old Is not working properly due to low refrigerant charge pressures performed Courtesy electronic leak search at the indoor evaporator coil and I found The evaporator coil is leaking refrigerant coil is made of aluminum and can’t Be repaired indoor air handler don’t have any safety for in line float switch Or wet switch blower wheel is getting dirty. System is out of warranty Was five years only on parts. Outdoor compressor start running on high Amperage that’s indication of possible failure. Recommend compressor hard start kit. Life expectancy on system is 10 years old. DUE TO AGED AND CONDITIONS PLUS COSTS OF REPAIRS I RECOMMEND TO UPGRADE SYSTEM. Homeowner wants to get a Quote for complete appointment is set fo