HTP Elite FT Series - Part 17 - Replacement Parts

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LP-387 Rev. 011 Rel. 005 Date 1.3.19

Figure 37 - Combustion System Replacement Parts - 55 - 110kBTU Models

Part 17 - Replacement Parts

Main Page

Table of Contents4
Part 1 - General Safety Information5
Improper Combustion6
Gas6
When Servicing the Boiler6
Boiler Water6
Freeze Protection6
High Elevation Installations6
Part 2 - before You Start6
What's in the Box6
How the Boiler Operates6
Optional Equipment7
Part 3 - Prepare the Boiler7
Locating the Boiler8
Structure8
Leveling8
Clearances for Service Access9
Wall Mounting Considerations9
Wall Mounting Instructions9
Mounting to a Wood Studded Wall10
Mounting to a Metal Frame10
Residential Garage and Closet Installations10
Exhaust Vent and Intake Pipe10
Direct Vent of Exhaust and Intake11
Power Venting, Indoor Combustion Air in Confined or Unconfined Space11
Carbon Monoxide Detectors11
Prevent Combustion Air Contamination11
Removing a Boiler from a Common Vent System12
Water Chemistry Requirements12
Technical Specifications14
Part 4 - Piping16
General Plumbing Information16
Relief Valve16
Backflow Preventer16
Potable Expansion Tank17
Circulators17
Hydronic Piping with Circulators, Zone Valves, and Multiple Boilers17
Circulator Sizing17
Check / Control Water Chemistry19
Plumbing19
Fill and Purge Heating System19
Glycol Antifreeze Solutions19
Zoning with Zone Valves20
Zoning with Circulators20
Multiple Boilers20
Applications21
Part 5 - Venting28
General28
Approved Materials for Exhaust Vent and Intake Pipe29
Additional Requirements for Installation in Canada29
Exhaust Vent and Intake Pipe Location30
Exhaust Vent and Intake Pipe Sizing31
Longer Vent Runs31
Exhaust Vent and Intake Pipe Installation31
Applications32
Direct Vent Installation of Exhaust and Intake32
Venting through an Existing System34
Power Venting, Indoor Combustion Air in Confined or Unconfined Space35
Part 6 - Condensate Removal37
Part 7 - Wiring39
Installation Must Comply with39
Field Wiring Terminations39
Field Wiring39
Line Voltage Wiring for Standard Boiler40
Alarm Connections40
Low Voltage Connections for Standard Boiler40
Thermostat40
Outdoor Sensor40
Indirect Sensor40
Optional 0-10 Volt Building Control Signal41
Optional UL353 Low Water Cut-Off Interface Kit41
Wiring of Cascade System Communication Bus41
Cascade Master Pump and Sensor Wiring42
Cascade Follower Pump and Sensor Wiring42
Part 8 - Gas Connections44
Gas Piping44
Check Inlet Gas Pressure45
Boiler Gas Valve46
Part 9 - Start-Up Preparation46
Check / Control Water Chemistry46
Check for Gas Leaks46
Freeze Protection (When Used)46
Fill and Test Water System47
Purge Air from Water System47
Check Thermostat Circuit(S)47
Condensate Removal47
Final Checks before Starting Boiler47
Setting up a Single Boiler48
Setting up a Cascaded System48
Lockout Condition48
Cascade System Programming48
Part 10 - Start-Up Procedure49
Control Overview49
Navigation of the Display49
Operating Instructions49
Programming Boiler Settings49
Programming the System Setting50
System Setting Program Navigation50
Resetting the Maintenance Schedule52
Part 11 - Start-Up Procedures for the Installer53
Boiler Control Status Menu53
Cascade Menu55
Boiler Test Mode55
Part 12 - Troubleshooting56
Boiler Error and Fault Codes56
Boiler Error56
Boiler Fault56
User Interface Display57
Part 13 - Maintenance62
Procedures62
Combustion Chamber Coil Cleaning Instructions62
Cleaning Water Side of Heat Exchanger63
Maintaining the Condensate System63
Part 14 - Shutdown64
Shutdown Procedure64
Vacation Procedure64
Failure to Operate64
Important Notice64
Part 15 - Installation Checklist65
Part 16 - Maintenance Report65
Part 17 - Replacement Parts67
Limited Warranty71
Maintenance Notes73

HTP Elite FT Series - Part 17 - Replacement Parts

Table of Contents

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