Winter is one of the most stressful times of year for ductless systems. They are used on a daily basis to warm homes, which dramatically increases the strain on the system. This makes winter the time of year when ductless systems are most likely to either develop new problems or have old ones exacerbated. If you’re using a ductless system to keep warm this winter, you should be aware of the symptoms of a need for repairs. Let’s take a look at some of the signs that your ductless system is having issues.