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IBC
Boiler
SL 26-260 G3
IBC SL 26-260 G3
121 pages
Manual
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Item
#
Description
Part
ID
Kit
#
Qu
antity
371
Fuel
Mixer
LP
180-162
P-300
1
375
Mixer
O-Ring
150-073
P-389
1
380
Fan
Gasket
250-322
P-389
1
390
Vessel
High-Limit
Switch
240-030
P-9070
1
Wiring
Harness
200-157
P-431
1
Boiler
part
diagrams
-
SL
40-399
G3
111
Boiler
part
diagrams
-
SL
40-399
G3
114
116
Table of Contents
Main Page
Table of Contents
5
Safety Information
7
Manual Safety Markings
7
Important Safety Instructions
7
Specifications
9
Cabinet Dimensions
10
26-260 G3
10
40-399 G3
11
Connection Specifications
13
Introduction
15
Standard Features and Benefits
16
Warranty
16
Before Installation
17
Installation
19
Code Requirements
19
Removing an Existing Boiler
19
Determining Location of the Appliance
20
Best Installation Conditions
21
Mounting the Boiler
21
Connecting the Vent and Air Intake Pipes
22
Installation Clearances
23
Exhaust Venting and Air Intake
24
Venting Code
25
Venting Options
25
Exhaust Vent Material
25
Direct Vent
26
Rooftop Vent Termination
31
Sidewall Vent Termination
33
Combustion Air Filtration System
41
Closet Installations
41
Installing the Condensate Trap
41
Installing a Condensate Neutralizer
45
Water Piping
46
General Piping Best Practices
50
System Piping
50
Gas Piping
59
Gas Pressure
59
Electrical Connections
60
Power Management, Quality and Electrical Protection
61
120VAC Line-Voltage Hook-Up
61
Other Wiring
62
Zone Valve Hook-Up
63
Thermostat / Sensor Wiring
63
Thermostat Heat Anticipator
63
About the Boiler Controller
65
Controller
65
Control Interface
66
Before Operating the Boiler
67
Important Pre-Ignition Checks
67
Checklist for Electrical Conditions, Ducting and Water Connections
67
Boiler Operation
69
Lighting and Shutting down the Boiler
69
Testing the Ignition Safety Shutoff
70
Commissioning
70
Checking a Boiler's Fuel Source
71
Performing a Fuel Conversion
71
Adjusting the Gas Valve
73
Service and Maintenance
77
Maintenance Checklist for Homeowner
77
Maintenance Checklist for Heating Contractor
77
Touchscreen Boiler Controller
78
General Boiler Maintenance
78
Replacing the Fan, Gas Valve, and Burner
82
Replacing the Fan
84
Replacing the Gas Valve
86
Replacing the Burner
89
Cleaning the Condensate Trap
93
Troubleshooting
97
Electronic Components
97
Temperature Sensors
97
Fan
98
Water Pressure Sensor
99
Safety and Ignition Module (SIM)
99
Troubleshooting Error Messages
100
Maximum Ignition Trials Error
101
Hi Limit Cut-Off Temperature Error
101
Low Water Cut-Off Error
102
Aux. Interlock 1 or
102
Miscellaneous Touchscreen Controller Errors
102
Ignition Issues
103
Temperature Issues
105
Miscellaneous Issues
106
Cycling Issues
107
Appendices
109
Wiring Diagrams
109
Controller Electrical Diagram
109
Internal Wiring Diagram
110
Sequence of Operations
111
Exploded Views of Boiler Parts
112
Boiler Part Diagrams - SL 26-260 G3
112
Boiler Part Diagrams - SL 40-399 G3
115
Installation & Commissioning Report
119
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