User Manuals: Navien NHB-55 Condensing Heating Boiler

Manuals and User Guides for Navien NHB-55 Condensing Heating Boiler. We have 3 Navien NHB-55 Condensing Heating Boiler manuals available for free PDF download: Installation & Operation Manual, User's Information Manual, Quick Installation Manual

Navien NHB-55 Installation & Operation Manual (102 pages)

condensing boiler

Brand: Navien | Category: Boiler | Size: 15 MB

Table of Contents
3
Safety Information
4
1 About the Boiler

6
- Included Items
  6
- Accessories
  6
- Specifications
  7
- Components
  9
- Dimensions
  11
- Rating Plate
  12
2 Installing the Boiler

13
- Choosing an Installation Location
  13
- Mounting the Boiler to the Wall
  15
3 Installing the System Piping

16
- Installing a Space Heating System
  16
- Connecting the Condensate Drain
  22
- Filling the System
  24
- Testing the Water System
  24
- Examples of System Applications
  25
- Examples of Electrical Connections
  31
- Zone Valves
  33
4 Connecting the Gas Supply

36
- Gas Pipe Sizing Tables
  38
- Measuring the Inlet Gas Pressure
  39
5 Venting the Boiler

41
- Selecting a Vent Type
  41
- Selecting Vent Pipe Materials
  45
- Measuring Vent Length
  45
- Terminating the Vent
  46
6 Setting the DIP Switches

48
- PCB DIP Switches
  48
- Front Panel Dip Switches
  49
7 Connecting the Power Supply

50
8 Installing a Cascade System

51
- Connecting Water Supplies
  51
- Connecting the Communication Cables
  55
9 Installing a Common Vent System

57
10 Installation Checklist

70
11 Operating the Boiler

73
- Turning the Boiler on or off
  73
- Adjusting the Temperature
  73
- Viewing Basic Information
  74
- Viewing Service Information
  75
- Setting the Operation Mode
  77
- Setting the Parameters
  78
- Resetting the Boiler
  85
12 Appendixes

86
- Gas Conversion
  86
- Wiring Diagram
  91
- Ladder Diagram
  92
- Component Assembly Diagrams and Parts Lists
  93
- Outdoor Temperature Sensor
  99
- Outdoor Reset Control
  100

Navien NHB-55 User's Information Manual (24 pages)

Condensing Boiler

Brand: Navien | Category: Boiler | Size: 2 MB

Navien NHB-55 Quick Installation Manual (4 pages)

Brand: Navien | Category: Boiler | Size: 3 MB

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User Manuals: Navien NHB-55 Condensing Heating Boiler

Navien NHB-55 Installation & Operation Manual (102 pages)

Table of Contents

1 About the Boiler

2 Installing the Boiler

3 Installing the System Piping

4 Connecting the Gas Supply

5 Venting the Boiler

6 Setting the DIP Switches

7 Connecting the Power Supply

8 Installing a Cascade System

9 Installing a Common Vent System

10 Installation Checklist

11 Operating the Boiler

12 Appendixes

Navien NHB-55 User's Information Manual (24 pages)

Table of Contents

Navien NHB-55 Quick Installation Manual (4 pages)

Table of Contents

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