Installed new American Standard Air Conditioning System. Removed, rebuilt and reinsulated Air handler plenum due to poor condition. Installed new air handler, heater and line chase. Leveled area around original pad for new hurricane pad. Returned following day and installed new copper line set and, pad and heat pump condenser. Secured heat pump condenser to new pad. Pressure tested new connection. Pressures held. Installed new programmable thermostat. Started system and checked operation. Operating to manufacturer’s specifications. Registered equipment.