Rinnai EX DT Series User Manual

EX17DT and EX22DT Installation and Operation Manual 3
Contents
1. Welcome ...................................................................................................................................... 4
1.1 To The Installer .................................................................................................................. 4
1.2 To The Consumer .............................................................................................................. 4
1.3 Acronyms and Abbreviations ............................................................................................. 4
2. Safety ........................................................................................................................................... 5
2.1 Safety Symbols .................................................................................................................. 5
2.2 Safety Precautions ............................................................................................................. 5
3. About the Direct Vent Furnace .................................................................................................. 7
3.1 Main Components ............................................................................................................. 7
3.2 Specifications .................................................................................................................... 8
3.3 Dimensions ....................................................................................................................... 9
4. Installation ................................................................................................................................. 10
4.1 Installation Guidelines ..................................................................................................... 10
4.2 What You Will Need ........................................................................................................ 11
4.3 Choose an Installation Location ..................................................................................... 12
4.4 Installation Steps ............................................................................................................ 16
4.5 Post-Installation Checklist ................................................................................................ 27
5. Operation ................................................................................................................................... 28
5.1 Safety Precautions .......................................................................................................... 28
5.2 Operating Instructions ..................................................................................................... 29
5.3 Control Panel .................................................................................................................. 30
5.4 Basic Operation Settings ................................................................................................ 30
5.5 Add Water to the Humidifier ............................................................................................ 35
5.6 Adjust Air Flow Direction ................................................................................................. 35
5.7 Restart Function ............................................................................................................. 35
5.8 Diagnostic Codes ............................................................................................................ 36
6. Maintenance .............................................................................................................................. 37
7. Troubleshooting ............................................................................................................
........... 38
8. Parts ........................................................................................................................................... 40
9. Appendices ............................................................................................................................... 51
9.1 Massachusetts State Gas Regulations ........................................................................... 51
9.2 Wiring Diagram ............................................................................................................... 52
9.3 Ladder Diagram .............................................................................................................. 53
10. Warranty .................................................................................................................................. 54

Rinnai EX DT Series Specifications

General

Brand	Rinnai
Model	EX DT Series
Category	Wall Furnaces
Language	English