The economy solution is ideal if you want to take care of immediate issues only and plan for any additional needs in the future Fall safety inspection and maintenance on a heating system. Turned the thermostat to heat and raised the temperature to 80* inspected the indoor unit, found burned uv light bulb advised client to get it replaced also found missing refrigerant caps to the outdoor unit. Replaced the uv bulb and installed 2 refrigerant caps on the condenser. Client bought the air scrubber bulb and a dryer vent cleaning this job needs to be done when we come back for spring tune up. The fall inspection and maintenance is completed.