Configuring the NPE-180A/240A Water Heater 235.2 Entering the R&D Information MenuThis section describes how to enter the R&D information mode to configure variousparameters and control system functions.5.2.1 Entering the R&D Information MenuFollow the instructions below to enter the R&D information menu.1. On the Front panel, press the Power button to turn off the water heater.2. Enter the R&D information menu by pressing the Up (+) button three times, theDown (-) button three times, and then the Up (+) button four more times.3. In the R&D information menu, use the Up (+) or Down (-) buttons to move to2.PAR (Parameter information mode), and then press the Info button.No. Mode Display1 Technical Information2 Parameter Information4. To return to the previous menu (R&D information menu), press the [Reset]button once.