Performed a complete heating system maintenance and inspection. 3 system gas. Inspected and tested all electrical components and safety controls on the indoor unit; all components tested within manufacturer specifications. Verified system temperatures: return air temperature measured at 76°F; supply air temperature measured at 110°F and rising. Confirmed air filter was recently replaced by client; filter size is Aprilaire 813 Inspected and tested all electrical components on the outdoor unit; all components tested within manufacturer specifications. I did notice the den unit and master bed unit both could benefit from having ducts cleaned and blower wheels cleaned. Also spoke to the client about having the outdoor temp sensor changed under parts and labor. The sensor has failed. Also the client brought up that the filter drier is really rusty and would like a quote on getting it changed out. I provided estimates for all cleanings and repairs needed. Confirmed system was
