Upon arrival customer stated that unit for left side of house was not working properly and cooling home, stated that it struggles even when it was working. They heard a squealing noise come from outside went and checked and found that the outdoor condenser fan was not working. After inspection of 19 year old, r22 system, found that system had a failed compressor and condenser fan motor. Outdoor capacitor was bad contactor very pitted. Checked indoor air handler evaporator coil is very rusted and blower wheel is dirty. Advised customer that due to system age, unit being obsolete highly recommend replacement of system, customer does want to speak with install supervisor about updating the system. Called office to schedule. Customer wanted me to take a look at the other unit for left side of house that’s also 19 years old and r22 system, stated that it struggles as well when temperatures are hot outside. Did full evaluation of system, found that evaporator oil is very rusted, blower wheel