Upon arrival completed inspection on mini split. Electrical connections are tight. Found blower wheel heavily impacted with biogrowth. Suggest having head cleaned. Evap coil is clean. Blower amping within specs. Flushed drain line. No backups found. Completed inspection on outdoor unit. Electrical connections are tight. Washed cond coil. Cond fan, compressor all within specs. All ops are normal at this time. Customer opted for me to replace previously quoted blower cap on upstairs system. Replaced 10uf cap. Tested function of blower. All ops normal at this time.