Rinnai RUS65eN Dimensions Guide

RUS65eN
Rinnai
Brand
Rinnai
Model
RUS65eN
Type
Dimensions Guide

This manual is also suitable for

Rinnai RUS65eN is a condensing, tankless, temperature-controlled, continuous flow, gas hot water system that provides endless hot water for various applications like showers, sinks, and dishwashers. It operates on either natural or propane gas, delivering a minimum flow rate of 0.26 GPM and a maximum flow rate of 6.5 GPM. With an energy factor of 0.93 for both natural gas and propane, it efficiently heats water while conserving energy.

Rinnai RUS65eN is a condensing, tankless, temperature-controlled, continuous flow, gas hot water system that provides endless hot water for various applications like showers, sinks, and dishwashers. It operates on either natural or propane gas, delivering a minimum flow rate of 0.26 GPM and a maximum flow rate of 6.5 GPM. With an energy factor of 0.93 for both natural gas and propane, it efficiently heats water while conserving energy.

© 2015 Rinnai Corporation
RUS65e-SP 4/2015
Type of Appliance
Rinnai model number
Operation / Installation
Minimum/Maximum Gas Rate (Input)
Electrical
Electrical Consumption
Amperage
Ignition System
Hot Water Capacity
Temperature (with remote)
Temperature (without remote)
Approved Gas Types
Energy Factor (EF)
Service Connections
Water Flow Control
Minimum/Maximum Water Supply Pressure
Condensing, Tankless, Temperature controlled, continuous flow,
gas hot water system, Energy Star Qualified
REU-KCM2025W-US
Forced combustion; outdoor only; Certified for installation in
Manufactured (Mobile) Homes
10,300 - 130,000 BTU/h
Appliance: AC 120 Volts - 60 Hz
Temperature Controller: DC 12 Volts
Normal: 61 w Standby: 1.3 w Anti-frost protection: 140 w
Max: 2.3A Fuse: 10A
Direct electronic ignition
Minimum flow rate: 0.26 GPM (1 l/min)
Minimum activation flow rate: 0.4 GPM (1 l/min)
Maximum flow rate: 6.5 GPM (24.6 l/min)
120° - 140° F (49°- 60°C)
120° F (49°C), 125° F (49°C), 135° F (57°C), or 140° F (60°C)
Natural or Propane (ensure unit matches gas type)
Natural Gas: 0.93 Propane: 0.93
Gas supply: 3/4 inch (19mm) MNPT
Cold water inlet: 3/4 inch (19mm) MNPT
Hot water outlet: 3/4 inch (19mm) MNPT
Water flow sensor, electronic water control and fixed by-pass
20 - 150 PSI (138-1035 KPa) ( recommended 60 - 80 PSI (414 - 552
KPa) for optimal performance)
RUS65e (KCM2025W)
SANITATION
C US
Low Lead Content
NSF/ANSI 372
FLOW TABLE
Water Flow gpm (l/min)
delta T - Temperature Rise ºF (ºC)
25 (13.9) 50 (27.8) 75 (41.6) 100 (55.6) 125 (69.4) 150 (83.3)
(37.9)
10.0
(34.1)
(26.5)
(30.3)
(19.0)
(22.7)
(15.1)
0.0
9.0
8.0
(7.6)
2.0
(3.8)
1.0
6.0
7.0
4.0
5.0
(11.4)
3.0
Rinnai is continually updating and improving products; therefore, specifications are subject to change without prior
notice. Local, state, provincial and federal codes must be adhered to prior to installation.
Rinnai Corporation • 103 International Drive • Peachtree City, GA 30269 • Toll-Free: 1-800-621-9419 • Fax: 678-364-8643 • www.rinnai.us
RUS65e (KCM2025FFW)
Heat exchanger: 12 years* for residential, All other parts: 5 years*; Labor: 1 year;
(* 3 years if used as a circulating water heater within a circulation loop, when the water heater is in
series with a circulation system and all circulating water flows through the water heater, and where an
aquastat / thermostat, timer, or an on-demand recirculation system is not incorporated.)
Refer to the manual for complete warranty information.
Limited
Warranty
DIMENSIONS
WEIGHT: 57.3 lb (26 kg)
MC-91-2US (optional maximum of 4 can be installed)
Do not install MC-100V-1US or BC-100V-1US
Non-polarized two-core cable, minimum 22 AWG
Flame failure - Flame Rod
Boiling protection
Combustion fan rpm check
Over current - glass fuse
Top of heater - 6 inches (152.4mm)
Front of heater - 6 inches *(152.4mm)
Sides of heater - 2 inches (50.8mm)
Top of heater - 2 inches (50.8mm)
Front of heater - 6 inches *(152.4mm)
Sides of heater - 1/2 inches (12.7mm)
Natural Gas: min 4” W.C. max 10.5” W.C.
Propane Gas: min 8” W.C. max 13.5” W.C.
Natural Gas: high fire 2.02” W.C. low fire 0.89” W.C.
Propane Gas: high fire 2.32” W.C. low fire 0.96” W.C.
Complies with South Coast Air Quality Management District 14 ng/J or
20 ppm NOx emission levels
Remaining flame (OHS)
Thermal fuse
Automatic frost protection
Back of heater - 0 inches
Bottom of heater - 12 inches (304.8mm)
From vent pipe - 0 inches
Back of heater - 0 inches
Bottom of heater - 12 inches (304.8mm)
From vent pipe - 0 inches
Controller (Optional)
Controller Cable
Safety Devices
Clearances from Combustibles
* 24 inches (609.6mm) required for service
Clearances from Non-combustibles
* 24 inches (609.6mm) required for service
Min. / Max. Gas Supply Pressure
Manifold Gas Pressure (inches W.C.)
NOx
DIM Inches (mm)
A (GAS) 1.3 (33.2)
A (COLD) 1.93 (49)
A (HOT) 1.35 (34.4)
A
(CONDENSATE
OUTLET)
0.94 (23.9)
B 3.93 (100)
C 1.91 (48.6)
DIM Inches (mm)
D 0.09 (2.2)
E 5.6 (142.3)
F 3.24 (82.4)
G 3.99 (101.4)
H 1.58 (40.1)
I 3.17 (80.4)
J 18.3 (466)
D
I
H
B
C
E
F G
J
18.5
(470)
9.4
0.44
4.6
10.1 (257)
28.4 (721.4)
25.7 (653.2)
8.73 (221.8)
0.4 (10.1)
18.5 (470)
9.4 (238)
0.44 (11.1)
4.6 (117.3)
A
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Rinnai RUS65eN Dimensions Guide

RUS65eN
Rinnai
Brand
Rinnai
Model
RUS65eN
Type
Dimensions Guide
This manual is also suitable for

Rinnai RUS65eN is a condensing, tankless, temperature-controlled, continuous flow, gas hot water system that provides endless hot water for various applications like showers, sinks, and dishwashers. It operates on either natural or propane gas, delivering a minimum flow rate of 0.26 GPM and a maximum flow rate of 6.5 GPM. With an energy factor of 0.93 for both natural gas and propane, it efficiently heats water while conserving energy.

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