2 Contents
Contents
1. Safety Information
3
2. About the Boiler
6
2.1 Description of the Boiler
6
2.2 Parts of the Boiler
6
2.3 The Front Panel
7
3. Operating the Boiler
9
3.1 Turning the Boiler On or Off
9
3.2 Adjusting the Temperature
9
3.3 Viewing Basic Information
10
3.4 Resetting the Boiler
11
4. Maintaining the Boiler
12
4.1 Cleaning the Boiler
12
4.2 Draining the Boiler
12
4.3 Cleaning the Air Intake Filter
13
4.4 Protecting the Boiler from Freezing
15
4.5 Maintenance Schedules
16
5. Troubleshooting
21
5.1 Solving Basic Problems
21
5.2 Understanding Error Codes
22
Summary of Contents for NBH Series
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