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i090SN I-Series Model Series
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The I- Series i090SN model features Rinnai’s exclusive self-cleaning stainless-steel heat exchanger coupled with a secondary flat plate heat exchanger. This heat-only model can deliver whole house heating to enhance your comfort. The i090SN provides an input rating of 90K Btu. Fueled with either Natural Gas or Propane this Rinnai condensing gas boiler has obtained one of the highest AFUEs (Annual Fuel Utilization Efficiency) in the industry. Plus, the compact wall-mounted design saves space over traditional boilers.
- Warranty 12 yrs on Heat Exchanger/ 5 years on Parts/ 1 Year on Labor
- 15,000 BTU / (4.3 kW) (minimum)
N/A (maximum)
Specifications
| Product Depth | 10.9 in / (276 mm) |
|---|---|
| Product Height | 26.4 in / (671 mm) |
| Product Width | 18.5 in / (471 mm) |
| Product Weight | 59.2 lb / (27 kg) |
| Gas Type | Natural Gas |
| Residential ENERGY STAR® | Yes |
| SCAQMD Approved | Ultra Low NOx |
| Central Heating Capacity | 90,000 BTU / (26.4 kW) |
Documentation
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VERSION 5 UBBINK INSTRUCTIONS FOR FLEX VENT KITPDF 2 MB -
Energy Guide - i90SPDF 605 KB -
_191204 Rinnai USA Manual 2-4 Condensing English@small.jpg)
Condensing Installation Manual - RU/RSC/CU/RURPDF 2 MB
Installation Manual: I-Series Solo Boiler (French)PDF 10 MB
Installation Manual: I-Series Solo Boiler (English)PDF 10 MB
User Manual: I-Series Solo Boiler (French)PDF 2 MB
User Manual: I-Series Solo Boiler (English)PDF 2 MB -
Brochure_I-Series_Boiler_R-TR-HT-E-11.pdfPDF 648 KB
Sell Sheet_I-Series Boiler_R-TR-HT-E-12.pdfPDF 508 KB -
Venting Spec Sheet: IPEX System 636 PVC/CPVC Termination KitsPDF 453 KB
Spec Sheet: I-Series Solo Boiler Plumbing KitPDF 481 KB
I-Series Solo Boiler Plumbing Kit Spec SheetPDF 477 KB
I-Series Solo Boiler Specification Sheet EnglishPDF 1 MB
I-Series Solo Boiler Plumbing Kit Specification Sheet - FrenchPDF 407 KB
I-Series Solo Boiler Plumbing Kit Specification Sheet - SpanishPDF 397 KB -
Tech Bulletin No 157: Hydraulic Separation Required for Rinnai Boilers EnglishPDF 582 KB
Tech Bulletin No 160: I-Series Boiler Combustion Analysis (TB-160)PDF 235 KB Announcing IPEX System 1738 PVC Approval@small.jpg)
Tankless Water Heater Announcing IPEX System 1738 PVC Approval Technical Bulletins EnglishPDF 294 KB
Tech Bulletin No 164: Warranty Update to I-Series (TB-164)PDF 273 KB
Tech Bulletin No 165: New Clearances for Twin Pipe Venting Systems (TB-165)PDF 308 KB
Tech Bulletin No 166: Updates to PC Board Ignition Sequence (TB-166)PDF 259 KB
I-SERIES CONDENSING BOILER PRODUCT UPDATESPDF 669 KB
Tech Bulletin No 171: I-Series Condensing Boilers Venting Configuration (TB-171)PDF 343 KB
Tech Bulletin No 172: Rinnai Natural Gas-Hydrogen Fuel Mixture Products (TB-172)PDF 279 KB
MSDS Higher Vinegar Concentration for Descaling Technical BulletinsPDF 417 KB -
I Series Solo Boiler Technical Data Sheet EnglishPDF 1 MB
I Series Boiler Check Technical Data Sheet EnglishPDF 1 MB -
I-Series System Application DrawingsPDF 4 MB
Warrantyi
| Warranty - Standard for Residential | 12 yrs on Heat Exchanger/ 5 years on Parts/ 1 Year on Labor |
|---|---|
| Warranty - Standard for Commercial | 5 yrs on Heat Exchanger/ 5 years on Parts/ 1 Year on Labor |
iWarranty information is available in the Installation & Owner Manual.
