Table Of Contents - Navien NCB-190/060H Installation & Operation Manual

Contents
1. About the Boiler
1.1 Included Items
1.2 Accessories
1.3 Specifications
1.4 Components
1.5 Dimensions
1.6 Rating Plate
2. Installing the Boiler
2.1 Choosing an Installation Location
2.2 Mounting the Boiler to the Wall
3. Installing the System Piping
3.1 Installing a Space Heating System
3.2 Installing a Domestic Hot Water (DHW)
System
3.3 Connecting the Condensate Drain
3.4 Filling the System
3.5 Testing the Water System
3.6 Considerations for System Applications
3.7 Examples of Electrical Connections
4. Connecting the Gas Supply
4.1 Gas Pipe Sizing Tables
4.2 Measuring the Inlet Gas Pressure
5. Venting for Combustion Air
5.1 Venting the Boiler
5.2 About the Vent Installation Detector
5.3 Selecting a Vent Type
5.4 Selecting Vent Pipe Materials
5.5 Measuring Vent Length
5.6 Terminating the Vent
6. Setting the DIP Switches
6.1 DIP Switch 1 (6 switch unit)
6.2 Dip Switch 2 (8 switch unit)
7. Connecting the Power Supply
7
7
8. Installing a Cascade System
7
8
8.1 Connecting Water Supplies
11
8.2 Cascade System - Recirculation System
Application Example
13
8.3 Connecting the Communication Cables
14
9. Installing a Common Vent System 82
15
9.1 About the Common Vent System
15
9.2 Navien Common Vent Collar Kit (Back-
17
draft Damper)
9.3 Starting the Common Vent System
19
9.4 Connecting and Terminating the Vent
19
Pipe
9.5 Setting Up the Common Vent System
23
9.6 Common Vent Termination Clearances
26
9.7 Installing a Condensate Drain
29
9.8 Exhaust Vent Termination Clearances (For
30
Direct Vent)
31
9.9 Maintenance
40
10. Installation Checklist
51
54
11. Operating the Boiler
55
11.1 Operating the Boiler for the First Time 101
11.2 Turning the Boiler On or Off
57
11.3 Start-Up Wizard
58
11.4 Adjusting the Temperature
60
11.5 Accessing Basic Menu Items
62
11.6 Accessing Advanced Menu Items
66
11.7 Understanding Error Codes
67
68
12. Appendixes
12.1 Gas & High Altitude Conversion
72
12.2 Wiring Diagram
72
12.3 Ladder Diagram
72
12.4 Outdoor Temperature Sensor
12.5 Outdoor Reset Control
12.6 Component Assembly Diagrams and
Parts Lists
74
75
75
78
80
82
87
88
91
92
92
93
95
97
98
101
102
103
103
105
112
121
123
123
131
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133
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