NTI FTV150 - Gas Train; Burner Assembly Exploded View

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FTV I&O Manual │Parts List

81

Figure 19-1(d) Gas Train / Burner Assembly (All FTV)

37

74

14

9

7

8

37

39

5

4

36

10

25

34

2

1

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13

Table of Contents

Hazard Symbols and Definitions1
Table of Contents1
Safety Information2
General Installation Requirements3
User Responsibilities3
Introduction3
- Liquified Petroleum (LP) Propane Information4
- Exhaust Vent / Air-Inlet Piping4
- High Altitude Operation6
Specifications6
- Minimum Clearances for Installation and Service7
- Boiler Area Ventilation Air Openings7
- Wall Mounting Installations7
Boiler Location7
- Closet Installation, Minimum Clearances8
- Wall Mounting Instructions9
- Removing an Existing Boiler from Common Venting System10
- Steps to Removing an Existing Boiler10
General Venting10
- Corrosive Products and Contaminant Sources11
- Installation Using Indoor Combustion Air11
- Combustion Air-Inlet Contamination11
- Direct Vent Installation11
- Mandatory Pre-Commissioning Procedure for Plastic Venting12
- Near Boiler Vent/Air-Inlet Piping12
- PVC/CPVC Piping / PP Piping12
- Stainless Steel Piping12
- Universal Appliance Adapter – Pipe Insertion Depth13
- Exhaust Vent Connection13
- Near Boiler Venting14
- Allowable Vent and Air-Inlet Pipe Size and Lengths16
- Vent/Air-Inlet Pipe Length Determination16
- Approved Vent and Air-Inlet Pipe Material16
- Termination Options – Direct Vent Installation17
- Optional Termination Kits – Direct Vent Installation17
- Optional Vent Termination Kits18
- Sidewall Venting Options – Direct Vent Installation19
- Two-Pipe Termination (Sidewall)19
- Low Profile Termination (Sidewall)19
- Concentric Termination (Sidewall)19
- Concentric Termination (Roof)20
- Two-Pipe Termination (Roof)20
- Roof Venting Options – Direct Vent Installation20
- Two-Pipe Termination (Roof/Sidewall)20
- Sidewall Termination Details – Direct Vent Installation21
- IPEX Concentric Termination (Sidewall)21
- Polypro / Innoflue Termination (Sidewall)21
- Roof Termination Details – Direct Vent Installation22
- IPEX Concentric Termination (Roof)22
- Polypro / Innoflue Termination (Roof)22
- Exhaust Only Termination (Roof)22
- Venting Rules and Guidelines23
- Existing Chimney Chase Way24
- For Installations that Exit the Wall below Grade24
- Outdoor Venting24
- Termination Clearances Quick Reference Table25
Vent/Air-Inlet Termination Clearances25
- Termination Clearance Quick Reference Diagram26
- Illustrations of Termination Clearances26
- Sidewall Termination Diagram26
- Condensate Trap Installation Instructions27
Condensate Drain27
- Condensate Drain Piping28
- Natural Gas to LP Conversion Kit29
Installing Gas Piping29
Gas Line Connection (Typical)30
Lighting the Boiler31
- Initial Start-Up32
- Re-Lighting Unit32
- Turning off the Boiler33
- Line Pressure and Combustion Parameters34
- Minimum and Maximum Modulation Rates34
- Gas Line Pressure34
Gas Valve and Burner Set-Up34
- Throttle / Input Screw Adjustments35
- Combustion Calibration35
- Flue Gas Analysis and Adjustment35
- Gas Valve and Venturi Assembly36
- Water Quality37
- System Cleaning37
- Air Elimination37
Boiler and Heating System Piping37
- Boiler System Cleansers and Corrosion Inhibitors38
- Glycol, Snow Melt, and Oxygen Permeable Piping38
- Water Treatment38
- Dirt Removal38
- Near Boiler Plumbing (Central Heating)39
- Low Water Cutoff (LWCO)39
- Installation of Optional LWCO39
- Pressure Relief Valve39
- Near Boiler Piping (Central Heating – CH)40
- Circulating Pump Outputs41
- Internal Circulating Pump (FTV-Combi Only)41
- Minimum Flow Rate Requirements41
- Boiler System Plumbing41
- Activating Pressure Bypass Valve42
- Available Pump Head42
- Boiler Pipe Size Requirements43
- Head Loss Curve43
- Expansion Tank43
- Indirect Fired Water Heater43
- Plumbing Schematic – Single Central Heating Circulator44
- Plumbing Schematic – Multiple Central Heating Circulators45
- Plumbing Schematic – Primary/Secondary47
- Plumbing Schematic – Direct to Zones48
- DHW Preheat Mode49
- Warning on Thermostatic Mixing Valve49
- DHW Description of Operation49
Domestic Hot Water (Dhw) Piping - Combi Only49
- DHW Plumbing50
- Near Boiler DHW Piping50
- DHW Inlet & Outlet Connections50
- Check Valve50
- Controller Fuse / Blower Fuse51
- Wiring Connections51
- Wiring Terminal Access51
Field Wiring51
- Field Wiring Chart52
- Field Connections – Low Voltage53
- Field Connections – Line Voltage53
- Cascade Plumbing Schematic54
Cascade Instructions54
- DHW Pump (System)55
- Central Heat Demand Switch (Room Thermostat)55
- Communication Wiring55
- Establish Managing Boiler55
- Minimum Pipe Sizes for Multiple Boiler Applications56
- FTV Connection Diagram57
Wiring Schematics57
FTV Ladder-Logic Diagram58
Installation Checklist59
- Combustion Chamber Cleaning Procedure60
- Cleaning Checklist60
Annual Maintenance and Inspection60
- Warning on Crystalline Silica61
- Refractory Ceramic Fibers (RFC)61
- Warning on Potential Carcinogen61
- Handling Instructions for Refractory Ceramic Fibers (RCF)61
- De-Air Sequence62
- Main Screen62
- Installer Menu Access62
- Initial Power-Up62
Display Menu Guide62
- Control Console – Main Screen Diagram63
- User Menu Navigation63
- Installer Menu65
- Lockout & Error History68
- Blocking Errors69
- Lockouts69
- Fill – Low Water Pressure70
- Lockout and Error Code Descriptions71
- Controller Replacement Instructions74
- Appliance Type74
- Replacement Procedure74
- Appliance Selection Method74
- Diagnosing an Inoperative Boiler75
Troubleshooting75
- Display Normal but no DHW76
- Display Normal but DHW Is Not Hot Enough76
- Thermistor Resistance Vs. Temperature77
- Parts Overview78
- Cabinet & Controls Exploded View78
Parts List78
- Heat Exchanger, Water Piping & Sensors Exploded View79
- Gas Train / Burner Assembly Exploded View81
- Installation Kit Box Exploded View82
- Parts List82

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