Navien NFC-175 Manuals

Manuals and User Guides for Navien NFC-175. We have 4 Navien NFC-175 manuals available for free PDF download: Service Manual, Installation & Operation Manual, User's Information Manual, Quick Installation Manual

Navien NFC-175 Service Manual (138 pages)

NFC Condensing Boilers

Brand: Navien | Category: Boiler | Size: 33.78 MB

Table of Contents
3
1 Safety Information

9
2 Product Information

13
- Product Information Items
  13
- Components
  14
3 Technical Data

16
- Specifications
  16
- Dimensions
  19
4 System Details

20
- DIP Switch 1 (6 Switch Unit)
  20
- Dip Switch 2 (8 Switch Unit)
  20
- Measuring the Inlet Gas Pressure
  21
  - Gas Pipe Sizing Tables
    23
- Gas & High Altitude Conversion
  25
- The Front Panel
  32
  - Icons and Digital Display
    32
  - Buttons and Command Dial
    33
- Turning the Boiler on or off
  34
- Adjusting the Temperature
  34
- Accessing Basic Menu Items
  36
  - Quick Setup Menu
    36
  - Viewing Basic Information
    36
  - Setting the Space Heating Operation
    37
  - Setting the DHW Operation
    38
  - Viewing Error History
    41
  - Viewing Other System Information
    41
  - Setting the Display Options
    42
- Accessing Advanced Menu Items
  42
- Ladder Diagram
  49
- Wiring Diagram
  50
- Key Components Description
  52
  - Pcb
    52
  - High Limit Switch
    53
  - Thermistor
    54
  - Fan Motor
    55
  - Flame Rod Assembly
    56
  - Ignition Transformer
    57
  - Aps
    58
  - Main Gas Valve
    59
  - Burner
    60
  - Heat Exchanger Assembly
    61
  - Water Pressure Sensor
    62
  - Dual Venturi
    63
  - DHW Heat Exchanger
    64
  - 3-Way Valve
    65
5 Troubleshooting

66
- Error Code Classification
  66
- Error Code Classification
  68
  - 001Error
    72
  - 003Error
    74
  - 004Error
    80
  - 012Error
    81
  - 016Error
    84
  - 030Error
    86
  - 046Error
    88
  - 060Error
    89
  - 109Error
    91
  - 110Error
    93
  - 205Error
    95
  - 218Error
    97
  - 278Error
    99
  - 279Error
    100
  - 291Error
    101
  - 302Error
    102
  - 351Error
    103
  - 352Error
    104
  - 353Error
    105
  - 407Error
    106
  - 421Error
    107
  - 434Error
    108
  - 439Error
    109
  - 441Error
    110
  - 445Error
    111
  - 515Error
    112
  - 517Error
    113
  - 615Error
    114
  - 777Error
    115
  - 782Error
    116
  - 031Error
    117
- Troubleshooting Guide by Symptom
  119
  - Noise
    119
  - Water Temperature Issue
    120
6 Replacement of Parts

121
- Replacement Procedure
  121
- Components Replacement Instructions
  121
  - Pcb
    121
  - Fuse
    122
  - Fan (Combustion Air)
    122
  - Flame Rod
    123
  - Ignition Transformer
    123
  - Aps
    124
  - Main Gas Valve
    125
  - Water Pressure Sensor
    125
7 Components Diagram and Part List

126
- Case Assembly
  126
- Heat Exchanger and Waterway Assembly
  128
- Combustion Parts Assembly
  130
8 Inspection and Maintenance Schedule

132
- Annual Servicing
  132
- Maintenance Report
  132
- Maintenance Schedules
  132
- Inspection Report
  132

Navien NFC-175 Installation & Operation Manual (124 pages)

NFC Condensing Combi-Boilers

Brand: Navien | Category: Boiler | Size: 36.1 MB

Table of Contents
3
Safety Information

4
1 About the Boiler

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

15
3 Installing the System Piping

19
4 Connecting the Gas Supply

47
- Gas Pipe Sizing Tables
  49
- Measuring the Inlet Gas Pressure
  50
5 Venting the Boiler

52
- Selecting a Vent Type
  53
- Selecting Vent Pipe Materials
  56
- Measuring Vent Length
  57
- Terminating the Vent
  57
6 Setting the DIP Switches

60
- DIP Switch 1 (6 Switch Unit)
  60
- Dip Switch 2 (8 Switch Unit)
  60
7 Connecting the Power Supply

62
8 Installing a Cascade System

63
9 Installing a Common Vent System

69
10 Installation Checklist

83
11 Operating the Boiler

86
- Turning the Boiler on or off
  86
- Adjusting the Temperature
  86
- Accessing Basic Menu Items
  88
- Accessing Advanced Menu Items
  94
- Understanding Error Codes
  101
12 Appendixes

103
- Gas & High Altitude Conversion
  103
- Wiring Diagram
  110
- Ladder Diagram
  111
- Outdoor Temperature Sensor
  112
- Outdoor Reset Control
  113
- Component Assembly Diagrams and Parts Lists
  114

Navien NFC-175 User's Information Manual (26 pages)

Condensing Combi-Boilers

Brand: Navien | Category: Boiler | Size: 4.84 MB

Table of Contents
3
1 Safety Information

4
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
  11
- Resetting the Boiler
  12
4 Maintaining the Boiler

13
- Cleaning the Boiler
  13
- Draining the Boiler
  13
- Cleaning the Air Intake Filter
  14
- Protecting the Boiler from Freezing
  16
- Maintenance Schedules
  16
5 Troubleshooting

21
- Solving Basic Problems
  21
- Understanding Error Codes
  22

Navien NFC-175 Quick Installation Manual (4 pages)

Brand: Navien | Category: Boiler | Size: 8.99 MB

Navien Categories

Boiler Water Heater Remote Control Controller Heater

More Navien Manuals

Navien NFC-175 Manuals

Navien NFC-175 Service Manual (138 pages)

Table of Contents

1 Safety Information

2 Product Information

3 Technical Data

4 System Details

5 Troubleshooting

6 Replacement of Parts

7 Components Diagram and Part List

8 Inspection and Maintenance Schedule

Navien NFC-175 Installation & Operation Manual (124 pages)

Table of Contents

Safety Information

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 NFC-175 User's Information Manual (26 pages)

Table of Contents

1 Safety Information

2 About the Boiler

3 Operating the Boiler

4 Maintaining the Boiler

5 Troubleshooting

Navien NFC-175 Quick Installation Manual (4 pages)

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