Name: IBC SL SERIES
Brand: IBC
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Ignition Stages Timings

Fan Pre-purge 15 seconds

Trial for Ignition 4 seconds

Flame Failure Response <0.8 second

Table 1 Ignition stages timings

Cabinet dimensions

SL 26-260 G3

Figure 1 : Front and side view - SL26-260 G3

Section: Specifications

Table of Contents5
Safety Information7
Manual Safety Markings7
Important Safety Instructions7
Specifications9
Cabinet Dimensions10
26-260 G310
40-399 G311
Connection Specifications13
Introduction15
Standard Features and Benefits16
Warranty16
Before Installation17
Installation19
Code Requirements19
Removing an Existing Boiler19
Determining Location of the Appliance20
Best Installation Conditions21
Mounting the Boiler21
Connecting the Vent and Air Intake Pipes22
Installation Clearances23
Exhaust Venting and Air Intake24
Venting Code25
Venting Options25
Exhaust Vent Material25
Direct Vent26
Rooftop Vent Termination31
Sidewall Vent Termination33
Combustion Air Filtration System41
Closet Installations41
Installing the Condensate Trap41
Installing a Condensate Neutralizer45
Water Piping46
General Piping Best Practices50
System Piping50
Gas Piping59
Gas Pressure59
Electrical Connections60
Power Management, Quality and Electrical Protection61
120VAC Line-Voltage Hook-Up61
Other Wiring62
Zone Valve Hook-Up63
Thermostat / Sensor Wiring63
Thermostat Heat Anticipator63
About the Boiler Controller65
Controller65
Control Interface66
Before Operating the Boiler67
Important Pre-Ignition Checks67
Checklist for Electrical Conditions, Ducting and Water Connections67
Boiler Operation69
Lighting and Shutting down the Boiler69
Testing the Ignition Safety Shutoff70
Commissioning70
Checking a Boiler's Fuel Source71
Performing a Fuel Conversion71
Adjusting the Gas Valve73
Service and Maintenance77
Maintenance Checklist for Homeowner77
Maintenance Checklist for Heating Contractor77
Touchscreen Boiler Controller78
General Boiler Maintenance78
Replacing the Fan, Gas Valve, and Burner82
Replacing the Fan84
Replacing the Gas Valve86
Replacing the Burner89
Cleaning the Condensate Trap93
Troubleshooting97
Electronic Components97
Temperature Sensors97
Fan98
Water Pressure Sensor99
Safety and Ignition Module (SIM)99
Troubleshooting Error Messages100
Maximum Ignition Trials Error101
Hi Limit Cut-Off Temperature Error101
Low Water Cut-Off Error102
Aux. Interlock 1 or102
Miscellaneous Touchscreen Controller Errors102
Ignition Issues103
Temperature Issues105
Miscellaneous Issues106
Cycling Issues107
Appendices109
Wiring Diagrams109
Controller Electrical Diagram109
Internal Wiring Diagram110
Sequence of Operations111
Exploded Views of Boiler Parts112
Boiler Part Diagrams - SL 26-260 G3112
Boiler Part Diagrams - SL 40-399 G3115
Installation & Commissioning Report119

IBC SL SERIES User Manual

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IBC SL SERIES Specifications

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Brand	IBC
Model	SL SERIES
Category	Boiler
Language	English