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Table Of Contents - Intelli-Fin 0 Installation And Service Manual

Hot water heating boilers domestic hot water supply boilers 1,500,000 — 1,700,000 — 2,000,000 btu/hr models
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Warranty .......................................................................... 1
Safety Warnings .............................................................. 3
.......................................................................... 3
Installation Requirements ............................................ 4
Location .................................................................... 4
Clearances ................................................................ 4
Construction Air Filter.............................................. 7
Venting Systems ............................................................ 8
Category IV Venting ........................................................ 9
Flue Pipe Materials............................................ 9
Installation Guidelines ...................................... 9
Vent Length Requirements ................................10
Drain Tee Installation ........................................10
Vertical Terminations ........................................11
Sidewall Terminations ......................................12
Direct Vent Systems ........................................................13
Air Inlet Pipe Materials ....................................14
Vertical Direct Vent ..................................................15
Location Requirements......................................15
Multiple Direct Vent Installations......................16
Horizontal Direct Vent ..............................................16
Location Requirements......................................16
Multiple Direct Vent Installations......................18
Intelli-Vent Systems..................................................18
Materials ............................................................18
Length Requirements ........................................18
Vertical Flue - Sidewall Air ..............................19
Sidewall Flue - Rooftop Air ..............................20
Sidewall Flue - Sidewall Air..............................21
Gas Supply ....................................................................23
Gas Pressures and Piping ..................................23
Manifold Pressure..............................................23
Supply Pressure Measurement ..........................25
Manifold Pressure Measurement ......................26
Water Connections ..........................................................27
Heat Exchangers ..............................................................28
Integral Bypass ................................................................29
Valve and Pump ................................................29
Synchronization ................................................29
Set-up Maximum Flow......................................30
Bypass Operation ..............................................31
Minimum Water Temperatures ..................................31
Flow Switch ....................................................................32
Low Water Cut-Off ..........................................................32
Gas Train..........................................................................32
Relief Valve......................................................................33
Ratio Gas Valve ........................................................33
Diaphragm Gas Valve ..............................................33
Electrical Requirements ..................................................34
..........................................................................34
Components and Controls ............................................35
Variable Frequency Drive..................................36
Low Air Pressure Switch ..................................37
Gas Pressure Switches ......................................37

TABLE OF CONTENTS

Lighting Instructions ....................................................55
Sequence of Operation ..................................................57
Vent System ............................................................58
Flame Patterns ..........................................................58
Burner Cleaning........................................................59
Heat Exchanger Inspection ......................................61
Lubrication ............................................................62
Combustion Air Measurements ................................62
Freeze Protection ......................................................63
Piping Length and Diameter ....................................65
Ladder Diagram ............................................................77
Wiring Diagram ............................................................78
Revision Notes
2
Manual Override Control ..................................39
Temperature Adjustment....................................39
Command Display ............................................39
Password ....................................................40
Changeable Points ......................................40
Data Points in Display................................41
Status Points - Operation ........................43
Status Points - Alarm ..............................44
Outdoor Reset Function ............................44
Multiple Appliance Installations........................45
Sequencing Options....................................45
E-Bus Connection ......................................46
Temperature Limit Control................................48
Hot Surface Ignition Control ............................48
Hot Surface Igniter..............................49
Diagnostic Status LED........................49
Burner Assembly ..............................................51
Combustion Air Blower ....................................52
Condensate Management System......................53
Installation and Operation ..................53
............................................................58
............................................................64
............................................................64
Integral Pump Limitations ................................65
Boiler Pump Operation......................................65
Primary/Secondary Piping ................................66
Minimum Water Temperatures ..........................66
Three Way Valves ..............................................67
Boiler Flow Rates ..............................................67
Placing the Boiler in Operation ........................68
Boiler Temperature Control ..............................69
Typical Piping....................................................70
Set-up Maximum Flow......................................70
Temperature Rise ..............................................71
Water Chemistry ................................................72
Piping Requirements ........................................73
Pump Operation ................................................74
Temperature Adjustment....................................75
Minimum Inlet Temperatures ............................75
Risk of Scald Warnings ....................................76
Relief Valve ......................................................76
..............................................Back Cover

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11000 through 2