Upon arrival performed maintenance on 1 year old lennox. Indoor motor and wheel is in very good condtion. Circuit board and electrical connections good. OPened up entire condenser and washed outdoor coils. Seconadary motor control are in range. Primary power distributor is in very good condtion. Condenser fan motor in range. Refrigerant levels good. Filter is beginning to get dirty client replaces himself. Recommended adding surge protection to keep system protected from power surges. Client declined membership, will call us to do tune ups.