Performed heating maintenance on boiler and mini split heat pump. Cleaned burners and thermocouple. Inspected heat exchanger. Checked voltage, amperage and electrical connections. Oiled inducer motor. Started boiler, checked water pressure and temperature. Tested limit and safety switches. Performed combustion test. Checked mini split filter. Started heat pump, calculated btu output. Tested defrost cycle. Checked operation and temperature rise across coils.