WARNINGS
4
Pay Attention to These Terms
4
BEFORE INSTALLATION
5
Product Receipt
5
Model Identification
5
Ratings and Certifications
5
Installations at Elevation
5
Component Locations
6
General Information
6
GENERAL SAFETY
7
Time/Temperature Relationships
in Scalds
7
INSTALLATION
8
Installation Codes
8
Equipment Base
8
Clearances
8
Combustion and Ventilation Air
9
Conventional Combustion Air Supply
11
Water Piping
12
Hydronic Heating
13
Gas Supply
17
Electrical Power Connections
19
Field Wiring Connections
21
Venting
25
Venting Installation Tips
28
Venting Configurations
28
Condensate Management
33
Outdoor Installation
34
Controls
34
Operating Instructions
37
WIRING DIAGRAM
44
START-UP
45
Pre Start-up
45
Pre Start-up Check
45
Initial Start-up
45
Preparation
46
Start-Up
47
OPERATION
49
Lighting Instructions
49
To Turn Off Gas to Appliance
49
TROUBLESHOOTING
49
XFyre Error Codes
49
Heater Errors
49
Heater Faults
49
XFyre Fault Text
50
Sensor Resistance Values
52
MAINTENANCE
53
Suggested Minimum
Maintenance Schedule
53
Preventive Maintenance
Schedule
53
APPENDIX
56
Inside Air Contamination
56
Important Instructions for the
Commonwealth of Massachusetts
57
WARRANTY
58
START-UP CHECKLIST
59
CONTENTS
3
Summary of Contents for 300A
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