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NCB-28LDWE
Navien NCB-28LDWE Manuals
Manuals and User Guides for Navien NCB-28LDWE. We have
2
Navien NCB-28LDWE manuals available for free PDF download: Installation & Operation Manual, User's Information Manual
Navien NCB-28LDWE Installation & Operation Manual (72 pages)
Condensing Combi Boiler, Natural Gas/LPG
Brand:
Navien
| Category:
Boiler
| Size: 16.06 MB
Table of Contents
Table of Contents
2
1 Safety Information
3
2 About the Boiler
7
Items Included
7
Accessories
7
Technical Data
8
Components
11
Dimensions
15
Operating Modes
16
Installation Procedure
18
3 Installing the Boiler
19
Choosing an Installation Location
19
Mounting the Boiler to the Wall
21
4 Installing the System Piping
22
Installing a Space Heating System
22
Installing a Domestic Hot Water (DHW) System
23
Connecting the Condensate Drain Line
23
Pipe Dimensions and Water Pressure
24
Pressure Relief Valve
25
Filling the System
25
Testing the Water System
25
5 Connecting the Gas Supply
26
Gas Pipe Material
27
Propane Gas Installations (LPG)
27
Measuring the Inlet Gas Pressure
27
6 Flue System
29
Flue Terminal Positions
29
Selecting a Flue System
30
Coaxial Systems
31
Dual Duct Systems
32
Measuring Flue Length
34
Terminating the Flue
34
7 Setting the DIP Switches
35
PCB DIP Switches
35
Front Panel DIP Switches
35
8 Connecting Electrical Supplies
36
Accessing the Terminal Strips
36
Connecting the Power Supply Cables
37
Connecting the Room Stat or Opentherm
38
Connecting the Outdoor Temperature Sensor
38
Opentherm® Protocol
38
Connecting the Navien Smart Room Controller (Optional)
38
9 Installation Check List
39
10 Operating the Boiler
40
Turning the Boiler on or off
40
Adjusting the Temperature
40
Viewing Basic Information
42
Setting the Operation Mode
42
Setting the Parameters
43
Resetting the Boiler
49
11 Maintaining the Boiler
50
Cleaning the Boiler
50
Draining the Boiler
50
Cleaning the Return Adapter Filter
51
Protecting the Boiler from Freezing
51
Maintenance Schedules
52
12 Appendices
55
Gas Conversion
55
Cleaning the Heat Exchanger
61
Wiring Diagram
64
Ladder Diagram
65
Outdoor Temperature Sensor (Optional)
66
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Navien NCB-28LDWE User's Information Manual (20 pages)
Condensing Combi Boiler
Brand:
Navien
| Category:
Boiler
| Size: 1.22 MB
Table of Contents
Table of Contents
2
1 Safety Information
3
2 About the Boiler
7
Description of the Boiler
7
Parts of the Boiler
7
The Front Panel
8
3 Operating the Boiler
10
Turning the Boiler on or off
10
Adjusting the Temperature
10
Viewing Basic Information
11
Setting Summer and Winter Mode
12
Resetting the Boiler
12
Setting the Front Panel Lock Mode
13
4 Troubleshooting
14
Solving Basic Problems
14
Understanding Error Codes
15
Warranty
16
Annual Service
16
Erp Information
17
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