Amana AVZC20 Unitary Inverter Heat Pump Installation & Commissioning (Webinar) Date/Time Date(s) - 06/30/2020 11:00 am - 12:00 pm This webinar will cover installation and commissioning of the Amana AVZC20 Unitary Inverter Heat Pump. This webinar is NATE approved for Continuing Education Hours (CEH’s – 1 hour).