Performed full maintenance on a Lennox two-head ductless heat pump system. Inspected and tested both heating and cooling modes for proper operation. Maintenance Tasks Completed: Verified operation of both indoor heads and outdoor unit Checked all electrical components and tightened connections Measured temperature drop (cooling) and temperature rise (heating) Cleaned air filters Inspected and verified both condensate drains are clear and draining properly Confirmed system startup, shutdown, and mode transitions Both heads and the system overall are operating normally and efficiently at this time.