I Series Solo Installation Manual

2
Rinnai I-Series Condensing Boiler Solo Manual
1. Welcome ...................................................................................................................................................... 4
2. Safety ........................................................................................................................................................... 5
2.1 Safety Symbols ..................................................................................................................................................... 5
2.2 Safety Precauons ............................................................................................................................................... 5
3. About the Boiler ........................................................................................................................................... 7
3.1 Front View ............................................................................................................................................................ 7
3.2 Boom View ........................................................................................................................................................ 8
3.3 Components ......................................................................................................................................................... 9
3.4 Specicaons ..................................................................................................................................................... 10
3.5 Dimensions ........................................................................................................................................................ 11
3.6 Accessories ......................................................................................................................................................... 13
4. Installaon ................................................................................................................................................. 14
4.1 Installaon Guidelines ....................................................................................................................................... 14
4.2 What You’ll Need ............................................................................................................................................... 15
4.3 Items Included ................................................................................................................................................... 16
4.4 Choose an Installaon Locaon ......................................................................................................................... 17
4.5 Mount the Boiler to the Wall ............................................................................................................................. 19
4.6 Fill the Condensate Collector ............................................................................................................................. 20
5. Venng ....................................................................................................................................................... 21
5.1 Guidelines .......................................................................................................................................................... 21
5.2 Venng Installaon Sequence ........................................................................................................................... 22
5.3 Terminaon Consideraons .............................................................................................................................. 22
5.4 PVC Venng Safety Switch ................................................................................................................................. 23
5.5 Venng Opons ................................................................................................................................................. 25
6. Gas Supply .................................................................................................................................................. 46
6.1 Connect the Gas Supply ..................................................................................................................................... 46
6.2 Gas Operang Instrucons ................................................................................................................................ 47
6.3 Gas Pipe Sizing Reference Tables ....................................................................................................................... 48
7. CH System Piping ........................................................................................................................................ 50
7.1 Guidelines .......................................................................................................................................................... 50
7.2 Instrucons ........................................................................................................................................................ 50
7.3 Common CH Components ................................................................................................................................. 51
7.4 Piping Diagram for a Basic CH System (Without Hydraulic Separaon) ............................................................ 53
7.5 Piping Diagram for a Basic CH System (With Hydraulic Separaon) ................................................................. 54
7.6 Hydraulic Separaon .......................................................................................................................................... 55
7.7 Connect the Pressure Relief Valves ................................................................................................................... 57
7.8 Connect the Condensate Drain Line .................................................................................................................. 58
7.9 Condensate Pump Safety Switch Wiring ........................................................................................................... 59
8. DHW System Piping with Indirect Tank ....................................................................................................... 61
8.1 Guidelines .......................................................................................................................................................... 61
8.2 Indirect Tank Control Opons ............................................................................................................................ 61
8.3 Indirect Tank Electrical Connecons .................................................................................................................. 62