A Seasonal Maintenance Check-Up checks the unit operation. The customer is asked if
there are any problems with the unit. The overall operation of the unit is checked
for the upcoming season (heat / cool). The refrigerant charge is checked. The heat
exchanger and flue is checked on furnaces and boilers. The controls and operation are
checked. The air filter, coils, blower assembly, and visual inspection of condition
of equipment and ductwork is checked. No repairs, adjustments, or cleanings are
performed. These items are noted on the service ticket, the customer is notified, and
signs ticket.