26 yr old Trane heat pump closet/ground. R-22. Checked and cleaned all components. Washed filters. Tightened wiring connections. Contactor is burnt and pitted. Outdoor fan motor is leaking excessive oil. System is operational at this time. Recommend looking into system replacement options due to age/reliability, operating condition/cost of repairs, efficiency and r22 phaseout. Renew club membership for routine maintenance and savings.