what needs to be done for maintenance on a mini split system
If itâs time to schedule a preventive maintenance service appointment for your ductless mini split, and you want to avoid the pitfalls of failing to maintain your system, hereâs what your technician will do to keep it in top working condition: 1  Change the systemâs air filter regularly.
The average ductless mini split air conditioner, with proper care and maintenance, will have a lifespan of 12 to 15 years. If you live in an area with high humidity or salt, your system may not last quite as long. The best maintenance you can provide your system is cleaning it. Clean and change your filters.