Navien NCB-250/150H Manuals

Manuals and User Guides for Navien NCB-250/150H. We have 3 Navien NCB-250/150H manuals available for free PDF download: Installation & Operation Manual, User's Information Manual, Quick Installation Manual

Navien NCB-250/150H Installation & Operation Manual (145 pages)

Condensing Combi-Boilers

Brand: Navien | Category: Boiler | Size: 40.76 MB

Table of Contents
3
1 About the Boiler

7
- Included Items
  7
- Accessories
  7
- Specifications
  8
- Components
  11
- Dimensions
  13
- Rating Plate
  14
2 Installing the Boiler

15
- Choosing an Installation Location
  15
- Mounting the Boiler to the Wall
  17
3 Installing the System Piping

19
4 Connecting the Gas Supply

51
- Gas Pipe Sizing Tables
  54
- Measuring the Inlet Gas Pressure
  55
5 Venting for Combustion Air

57
- Venting the Boiler
  58
- About the Vent Installation Detector
  60
- Selecting a Vent Type
  62
- Selecting Vent Pipe Materials
  66
- Measuring Vent Length
  67
- Terminating the Vent
  68
6 Setting the DIP Switches

72
- DIP Switch 1 (6 Switch Unit)
  72
- Dip Switch 2 (8 Switch Unit)
  72
7 Connecting the Power Supply

74
8 Installing a Cascade System

75
9 Installing a Common Vent System

82
10 Installation Checklist

98
11 Operating the Boiler

101
- Operating the Boiler for the First Time
  101
- Turning the Boiler on or off
  102
- Start-Up Wizard
  103
- Adjusting the Temperature
  103
- Accessing Basic Menu Items
  105
- Accessing Advanced Menu Items
  112
- Understanding Error Codes
  121
12 Appendixes

123
- Gas & High Altitude Conversion
  123
- Wiring Diagram
  131
- Ladder Diagram
  132
- Outdoor Temperature Sensor
  133
- Outdoor Reset Control
  133
- Component Assembly Diagrams and Parts Lists
  135

Navien NCB-250/150H User's Information Manual (31 pages)

NCB-H Condensing Combi-Boilers

Brand: Navien | Category: Boiler | Size: 5.82 MB

Table of Contents
2
1 Safety Information

3
2 About the Boiler

7
3 Operating the Boiler

10
- Turning the Boiler on or off
  10
- Adjusting the Temperature
  10
- Accessing Basic Menu Items
  12
- Resetting the Boiler
  13
4 Maintaining the Boiler

14
5 Troubleshooting

24
- Solving Basic Problems
  24
- Understanding Error Codes
  25

Navien NCB-250/150H Quick Installation Manual (4 pages)

Brand: Navien | Category: Boiler | Size: 8.53 MB

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Navien NCB-250/150H Manuals

Navien NCB-250/150H Installation & Operation Manual (145 pages)

Table of Contents

1 About the Boiler

2 Installing the Boiler

3 Installing the System Piping

4 Connecting the Gas Supply

5 Venting for Combustion Air

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 NCB-250/150H User's Information Manual (31 pages)

Table of Contents

1 Safety Information

2 About the Boiler

3 Operating the Boiler

4 Maintaining the Boiler

5 Troubleshooting

Navien NCB-250/150H Quick Installation Manual (4 pages)

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