SERVICE CALL: upon arrival homeowner stated the hvac system is not Working at all. After complete troubleshooting I found the complete System is in Poor maintenance conditions the 2 1/2 ton capacity gas furnace standing pilot unit is 39 years old blower motor and blower wheel is Highly Impact the metal Ductwork is dirty gas furnace unit don’t have any type of Of safety to prevent water Damage from evaporator coil. Thermostat is Not accurate for temperature readings. Test outdoor condenser unit Rheem/Ruud 2 1/2 ton capacity 29 years old R 22 refrigerant type which Is already phased out by EPA. Test all electrical components found the compressor is overheating and running on high amps plus condenser coil Is highly impacted and creates airflow restrictions check 2 pole contactor Is pitted test dual capacitor failed check refrigerant charge pressures are not accurate due to conditions of the system high head pressure on compressor will damaged the unit. System already past