Rinnai Ru98E Reu Kb3237Wd Us Specification Sheet SP

: Rinnai Rinnai-Ru98E-Reu-Kb3237Wd-Us-Specification-Sheet-719864 rinnai-ru98e-reu-kb3237wd-us-specification-sheet-719864 rinnai pdf

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Type of Appliance

Rinnai model number

Operation / Installation

Minimum/Maximum Gas Rate (Input)

Electrical

Electrical Consumption

Ignition System

Hot Water Capacity

Temperature

Temperature (without remote)

Approved Gas Types

Energy Factor (EF)

Service Connections

Isolation & Pressure Relief Valves Included

Water Flow Control

Minimum/Maximum Water Supply Pressure

Condensing, Tankless, Temperature controlled, continuous flow,

gas hot water system, Energy Star Qualified

REU-KB3237WD-US

Forced combustion; outdoor only

15,200 - 199,000 BTU/h

Appliance: AC 120 Volts - 60 Hz

Temperature Controller: DC 12 Volts

Normal: 63 w Standby: 2 w Anti-frost protection: 168 w

Direct electronic ignition

Minimum flow rate: 0.26 GPM

Minimum activation flow rate: 0.4 GPM

Maximum flow rate: 9.8 GPM

98° - 120° F (factory default) Maximum temperature is selectable at

120° F or at 140° F; 98° - 185° F available with the MCC-91-2

controller for commercial and hydronic applications

120° F (factory default) or 140° F

Natural or Propane (ensure unit matches gas type)

Natural Gas: 0.95 Propane: 0.95

Gas supply: 3/4 inch MNPT

Cold water inlet: 3/4 inch MNPT

Hot water outlet: 3/4 inch MNPT

Heavy duty forged brass Webstone Isolator valves EXP E2, certified

to NSF/ANSI 61-8 for potable water

Water flow sensor, electronic water control and by-pass control

15 - 150 PSI (50 PSI or above is recommended for maximum flow)

© 2012 Rinnai Corporation RU98e SP 3/2012

FLOW TABLE

0.0

1.0

2.0

3.0

4.0

5.0

6.0

7.0

8.0

9.0

10.0

0 25 50 75 100 125 150

Water Flow (gpm)

delta T - Temperature Rise (ºF)

RU98e (KB3237WD)

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: 678-829-1666 • www.rinnai.us

MC-91-2US (included)

Deluxe controller: MC-100V-1US (optional)

Bathroom controller: BC-100V-1US (optional)

MCC-91-2US (optional; for hydronic and commercial applications)

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 - 12 inches

• Front (Panel) - 24 inches

• Front (Exhaust) - 24 inches

• Top of heater - 2 inches

• Front (Panel) - 0 inches *

• Front (Exhaust) - 24 inches

Natural Gas: min 5” W.C. max 10.5” W.C.

Propane Gas: min 8” W.C. max 13.5” W.C.

Natural Gas: high fire 3.0” W.C. low fire 0.46” W.C.

Propane Gas: high fire 3.5” W.C. low fire 0.50” W.C.

Complies with South Coast Air Quality Management District 14 ng/J or

20 ppm NOx emission levels

Controller

Controller Cable

Safety Devices

Clearances from Combustibles

Clearances from Non-combustibles

* 24 inches required for serviceability

Min. / Max. Gas Supply Pressure

Manifold Gas Pressure (inches W.C.)

NOx

• Remaining flame (OHS)

• Thermal fuse

• Automatic frost protection

• Back of heater - 0 inches

• Bottom of heater - 12 inches

• Sides of heater - 6 inches

• Back of heater - 0 inches

• Bottom of heater - 2 inches

• Sides of heater - 1/8 inch

RU98e (KB3237WD)

DIMENSIONS

DIM Inches (mm)

A (GAS) 1.6 (40.2)

A (COLD) 2.0 (50.2)

A (HOT) 1.6 (41.2)

A (CONDENSATE

OUTLET) 0.9 (22.4)

B 5.0 (127.2)

C 1.9 (47.8)

D 0.52 (13.3)

B

C

I

J

D

E F

G H

K

10.1 (257.5)

28.4 (721.6)

25.7 (654)

8.7 (222) A

0.4 (10.1) 0.6 (15)

18.5 (470)

10.0 (253.8)

0.6 (15) 2.0 (50)

DIM Inches (mm)

E 2.2 (56.3)

F 2.3 (58.3)

G 5.0 (127.2)

H 2.0 (50)

I 3.0 (76)

J 7.1 (179)

K 18.3 (466)

Heat exchanger: 12 years* for residential, 10 years for residential and space heating, and 5 years* for

commercial; 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

WEIGHT: 70.5 lb (32 kg)