Arrived on site to perform combo tune up on 3 year old Lennox equipment. Cycled system for heating and cooling. Checked indoor and outdoor unit electrical and system components. Cleaned indoor unit heating compartment and blower assembly. Indoor blower motor is clean. Checked heating safety components all working accordingly. Cleaned flame sensor. Merv filter should be replaced soon homeowner will be ordering on amazon and replacing. Cycled system for cooling. Checked outdoor unit electrical and system components. Primary motor control is in good condition. Secondary motor control is within range. Amp draws for compressor and condenser fan motor are within range. Pulled condenser fan motor and thoroughly washed out condenser coil inside and out. Cycled system, system is fully operational upon departure.