Table Of Contents - Navien NPE-180A Operation Manual

Contents
1. Safety Information
2. About the Water Heater
2.1 Description of the Water Heater
2.2 Parts of the Water Heater
2.3 The Front Panel
3. Operating the Water Heater
3.1 Turning the Water Heater On or Off
3.2 Adjusting the Water Temperature
3.3 Viewing Basic Information
3.4 Resetting the Water Heater
4. Maintaining the Water Heater
4.1 Cleaning the Water Heater
4.2 Draining the Water Heater
4.3 Flushing the Heat Exchanger
4.4 Cleaning the Inlet Water Filter and
Recirculation Inlet Filter
4.5 Cleaning the Air Intake Filter
4.6 Protecting the Water Heater from Freezing
5. Troubleshooting
5.1 Solving Basic Problems
5.2 Understanding Error Codes
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