These pictures depict what we see at least 3 time a day on a single truck. Dirty evaporator coils, dirty blower wheels, dirty blower motors, dirty blower assemblies and you can include the drain pan in this also. Maintenance is important in many ways. One, if you have a home warranty, it is a way for them to deny your claim. Two, your electric bills can be going out the roof because of these problems. Third, you shorten the life of the equipment. Don't just fix the problem; maintain your system and your system will take care of you in many different ways. Take a look at our Club Memeberbenifits and comfort check up.