Dimensions Guide

• Concentric or Schedule 40 PVC/CPVC
• Direct Vent (Concentric and Twin Pipe)
• Non-Direct Vent (Room Air)
• Common Vent (Direct Vent and Room Air)
• Maximum Equivalent Vent Lengths:
SUPER-HIGH-EFFICIENCY (CONDENSING) TANKLESS WATER HEATER
Installaon Type
Internal (Indoor) Residenal Applicaons.
Manufactured (Mobile) Home Cered
Model Numbers
RU199i (REU-N3237FF-US)
RU180i (REU-N2934FF-US)
RU160i (REU-N2530FF-US)
RU130i (REU-N2024FF-US)
Approved Gas Types Natural and Propane
UEF: 0.93 (RU199i, RU180i,
RU160i)
0.91 (RU130i)
Eciency
Rangs not
cered by AHRI
EF: 0.96 (RU199i)
0.95 (RU180i, RU160i,
RU130i)
High Altude Approved Up to 10,200  (3,109 m)
Water Flow Control
Water Flow Sensor, Electronic Water
Control and Bypass Control
Controller Standard: Integrated Controller
Oponal: MC-195T-US, MC-100V-1US,
BC-100V-1US, MCC-91-2US
Cercaons
AHRI, ANSI Z21.10.3, CSA 4.3, and ENERGY
STAR®
Warranty
• Heat Exchanger: 15 years or 12,000 operaon hours, whichever occurs
rst
• All Other Parts and Components: 5 Years
• Reasonable Labor: 1 Year
Safety Devices
Flame Failure - Flame Rod, Boiling Protecon, Combuson Fan RPM Check,
Over Current - Glass Fuse, Remaining Flame (OHS) and Automac Frost
Protecon
Included with Purchase
Tankless Water Heater, Wall Mounng Bracket, Pressure Relief Valve and
Adapter, Isolaon Valve Kit, Vent Screens (x2), Vent Screen
Screws (x2) and Self-Tapping Screws (x2)
Addional Features
• Mobile Home Cered
• Ultra Low NOx
• Tankless Rack
System™ Compable
• 1/2 in. (13 mm) Gas Line Compable
• Complies with South Coast Air Quality
Management District 14 ng/J or 20 ppm NOx
Emission Levels
●
• Compact Design to Save Space
• Wi-Fi Technology for Remote Monitoring and Management
• Sliding Mounng Bracket for Easy Installaon
• Simple Gas Conversion
Room Air Screen, Condensate Neutralizer, ScaleCuer, Drain
Down Kit, Addional Controllers, Pipe Cover, Recirculaon
Pump, DPS/MIS Switch, EZConnect™ Cables, control·r™
Wi-Fi Module, Wireless Accessories, and many more.
Visit rinnai.us for a complete list of accessories.
Vent Sizes 2 in. X 4 in. 3 in. X 5 in.
Vent Lengths 65  (20 m) 150  (46 m)
Vent Sizes 2 in. (51 mm) 3 in. (76 mm)
Vent Lengths 65  (20 m) 150  (46 m)
Twin Pipe
Concentric
C US