This refers to air conditioning systems with a mismatched condensing unit and evaporator coil. Any licensed HVAC technician will recommend against installing or running a mismatched system. These systems have less efficiency and longevity.
Maintenance is the homeowner’s responsibility. No coverage can replace preventative measures, and having a warranty does not mean that homeowners do not have to care for their appliances and systems. Read more about the benefits of HVAC maintenance here.
Drain lines coming from an HVAC system should only contain water, so if these lines are clogged by algae or dirt, it’s a sign of improper installation or lack of maintenance. Unclogging these stoppages is generally cheaper than the cost of a service fee, and it’s easy to do yourself.
While a noisy air conditioner is not ideal, it’s an issue that is easily addressed by routine maintenance. During maintenance, technicians will lubricate and clean parts, minimizing or eliminating unnecessary noises.
Heat exchangers are a closed system and are built to last. Most come with a 20-30 year guarantee, while others come with a lifetime guarantee. They only fail when they crack from water coming down the flue, which is something HVAC technicians monitor during routine maintenance.
These are the grills that are on the walls, floors, and ceilings of the home. They require nothing more than a screwdriver to replace and are much less than the cost of a service fee. Most do not contain moving mechanical parts.