Takagi T-H3M-IN/OS - Manual (Page 2)

2
Page
Installation Manual
Contents
CONTENTS
Installation Manual
SPECIFICATIONS 4
INTRODUCTION 5
SAFETY GUIDELINES 6
INSTALLATION 7
General 7
Included accessories 9
Clearances 9
Venting instructions 10
Gas supply and gas pipe sizing 20
Water connections 22
Condensate drain 23
Electrical connections 25
Temperature remote controller 26
High-altitude installations 28
APPLICATIONS 29
INITIAL OPERATION 31
OPTIONAL ITEMS 32
Owner's Guide
OPERATING SAFETY 35
NORMAL OPERATION 37
Display of controller 37
General 37
Temperature table of controller 37
Temperature settings 38
Additional features 39
Flow 40
Freeze protection system 40
Maintenance and service 41
Unit draining and filter cleaning 41
Descaling the unit 42
TROUBLESHOOTING 43
General 43
Error codes 45
COMPONENTS DIAGRAM 48
PARTS LIST 52
OUTPUT TEMPERATURE CHART 54
LIMITED WARRANTY 55
• This installation manual is approved for installation in the United States.
NOTICE