Lochinvar NCF150N Manuals

Manuals and User Guides for Lochinvar NCF150N. We have 2 Lochinvar NCF150N manuals available for free PDF download: Installation & Service Manual

Lochinvar NCF150N Installation & Service Manual

Lochinvar NCF150N Installation & Service Manual (100 pages)

Fire Tube Boiler and Combi

Brand: Lochinvar | Category: Boiler | Size: 20 MB

Table of Contents

Table of Contents
2
Hazard Definitions
2
Please Read before Proceeding
3
The Noble Fire Tube - How It Works
4
Ratings
6
Determine Boiler Location
7
Provide Clearances
7
Provide Air Openings to Room
9
Wall Mounting Location
9
Flooring and Foundation
9
Residential Garage Installation
9
Vent and Air Piping
9
Prevent Combustion Air Contamination
10
Corrosive Contaminants and Sources
10
Using an Existing Vent System to Install a New Boiler
11
Removing a Boiler from Existing Common Vent
11
Prepare Boiler
12
Remove Boiler from Wood Pallet
12
Gas Conversions
12
Mounting the Boiler
13
Leveling the Boiler
13
General Venting
14
Install Vent and Combustion Air Piping
15
Sizing
16
Max. Allowable Vent Piping Lengths
16
Materials
16
Optional Room Air
17
Pvc/Cpvc
18
Polypropylene
19
Stainless Steel Vent
20
SIDEWALL DIRECT VENTING Vent/Air Termination - Sidewall
21
Determine Location
21
Prepare Wall Penetrations
23
Multiple Vent/Air Terminations
23
Sidewall Termination - Optional Concentric Vent
24
VERTICAL DIRECT VENTING Vent/Air Termination - Vertical
27
Determine Location
27
Prepare Roof Penetrations
28
Multiple Vent/Air Terminations
28
Vertical Termination - Optional Concentric Vent
29
Alternate Vertical Concentric Venting
31
Hydronic Piping
33
System Water Piping Methods
33
Low Water Cutoff Device
33
Chilled Water System
33
Freeze Protection Fluids
33
General Piping Information
33
Near Boiler Piping Components
34
Hydronic Piping Diagrams
34
Domestic Water Piping
45
Scalding
45
Water Chemistry
45
Near Heater Piping Components
45
DHW Pressure Drop Chart
46
Combi Sequence of Operation
46
Domestic Water Piping Diagrams
47
GAS CONNECTIONS Connecting Gas Supply Piping
51
Natural Gas
52
Pipe Sizing for Natural Gas
52
Natural Gas Supply Pressure Requirements
52
Propane Gas
52
Pipe Sizing for Propane Gas
52
Propane Supply Pressure Requirements
52
Check Inlet Gas Supply
53
Gas Pressure
54
Gas Valve Replacement
54
Field Wiring
55
Line Voltage Connections
55
Low Voltage Connections
55
CONDENSATE DISPOSAL Condensate Drain
59
Startup
60
Operating Information
69
General
69
Menus
69
Control Inputs and Outputs
70
Cascade
73
Protection Features
73
Sequence of Operation
75
MAINTENANCE Maintenance and Annual Startup
77
Troubleshooting
83
Diagrams
96
Ladder Diagram (Standard)_Combi Only
96
Wiring Diagram (Standard)_Combi Only
97
Ladder Diagram (Standard)_Boiler Only
98
Wiring Diagram (Standard)_Boiler Only
99

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Lochinvar NCF150N Installation & Service Manual

Lochinvar NCF150N Installation & Service Manual (100 pages)

Brand: Lochinvar | Category: Boiler | Size: 20 MB

Table of Contents

Table of Contents
2
Hazard Definitions
2
Please Read before Proceeding
3
The Noble Fire Tube - How It Works
4
Ratings
6
Determine Boiler Location
7
Provide Clearances
7
Provide Air Openings to Room
9
Wall Mounting Location
9
Flooring and Foundation
9
Residential Garage Installation
9
Vent and Air Piping
9
Prevent Combustion Air Contamination
10
Corrosive Contaminants and Sources
10
Using an Existing Vent System to Install a New Boiler
11
Removing a Boiler from Existing Common Vent
11
Prepare Boiler
12
Remove Boiler from Wood Pallet
12
Gas Conversions
12
Mounting the Boiler
13
Leveling the Boiler
13
General Venting
14
Install Vent and Combustion Air Piping
15
Sizing
16
Max. Allowable Vent Piping Lengths
16
Materials
16
Optional Room Air
17
Pvc/Cpvc
18
Polypropylene
19
Stainless Steel Vent
20
SIDEWALL DIRECT VENTING Vent/Air Termination - Sidewall
21
Determine Location
21
Prepare Wall Penetrations
23
Multiple Vent/Air Terminations
23
Sidewall Termination - Optional Concentric Vent
24
VERTICAL DIRECT VENTING Vent/Air Termination - Vertical
27
Determine Location
27
Prepare Roof Penetrations
28
Multiple Vent/Air Terminations
28
Vertical Termination - Optional Concentric Vent
29
Alternate Vertical Concentric Venting
31
Hydronic Piping
33
System Water Piping Methods
33
Low Water Cutoff Device
33
Chilled Water System
33
Freeze Protection Fluids
33
General Piping Information
33
Near Boiler Piping Components
34
Hydronic Piping Diagrams
34
Domestic Water Piping
45
Scalding
45
Water Chemistry
45
Near Heater Piping Components
45
DHW Pressure Drop Chart
46
Combi Sequence of Operation
46
Domestic Water Piping Diagrams
47
GAS CONNECTIONS Connecting Gas Supply Piping
50
Natural Gas
51
Pipe Sizing for Natural Gas
51
Natural Gas Supply Pressure Requirements
51
Propane Gas
51
Pipe Sizing for Propane Gas
51
Propane Supply Pressure Requirements
51
Check Inlet Gas Supply
52
Gas Pressure
53
Gas Valve Replacement
53
Field Wiring
54
Line Voltage Connections
54
Low Voltage Connections
54
CONDENSATE DISPOSAL Condensate Drain
58
Startup
59
Operating Information
68
General
68
Menus
68
Control Inputs and Outputs
69
Cascade
72
Protection Features
72
Sequence of Operation
74
MAINTENANCE Maintenance and Annual Startup
76
Troubleshooting
82
Diagrams
95
Ladder Diagram (Standard)_Combi Only
95
Wiring Diagram (Standard)_Combi Only
96
Ladder Diagram (Standard)_Boiler Only
97
Wiring Diagram (Standard)_Boiler Only
98

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