Appendixes 43
5.1.1 Setting the Operation Mode
Using the Front Panel, press and hold the Diagnostics Button
1.
for over 5 seconds until “1.TST” is displayed.
Press the + (Up) button once to change the display to “2.OPR”.
2.
Press the Information Button once to acess the Operation
3.
Mode menu.
Press the + (Up) button once to set the water heater to
4.
opearate at 1-stage MIN (“MIN.1”).
To set the water heater to operate at 2-stage MAX, press the +
5.
(Up) button 3 times or until “MAX.2” is displayed.
To exit the Operation Mode and return the water heater to
6.
normal operation, press the Reset button twice.
Diagnostics
Information
Reset
Summary of Contents for NPE-180A
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