Rinnai Rice Cooker V53i User Manual
V53i (VB2020FFU-US)
Type of Appliance
Rinnai Model Number
Operation / Exhaust System
Minimum/Maximum Gas Rate (Input)
Electrical
Electrical Consumption
Ignition System
Hot Water Capacity
Temperature (with controller)
Temperature (without controller)
Installation
Energy Factor
Service Connections
Water Flow Control
• Temperature controlled, continuous flow, gas hot water system
• Certified for installation in manufactured (mobile) homes
• Energy Star qualified
REU-VB2020FFU-US
Forced combustion / Direct vent
15,000 - 150,000 Btu/h (Natural Gas and Propane)
Appliance: AC 120 Volts - 60 Hz
Controller: DC 12 Volts
Normal 55 watts
Standby 2 watts
Anti-frost protection 184 watts
Direct electronic ignition
0.6 to 5.3 GPM
98° - 140° F; 98° - 160° F available with the MCC-91 controller for
hydronic applications
120° F (factory default)
Indoor only
Natural Gas: 0.82 Propane: 0.82
Gas supply: 3/4 inch MNPT
Cold water inlet: 3/4 inch MNPT
Hot water outlet: 3/4 inch MNPT
Water flow sensor, electronic water control device and fixed by-pass
Minimum/Maximum Water Supply Pressure
FLOW TABLE
© 2011 Rinnai Corporation
6.0
5.0
4.0
3.0
2.0
1.0
Water Flow (gpm)
0.0
0 25 50 75 100 125 150
V53i SP 1/2011
20 - 150 PSI (recommended 30-80 PSI for maximum performance)
delta T - Temperature Rise (ºF)
V53i (VB2020FFU-US)
Water Temperature Control
Controller
Controller Cable
Safety Devices
Clearances from Combustibles
(suitable for closet, attic, and
crawl space installations)
Clearances from Non-combustibles
Min. / Max. Gas Supply Pressure
Manifold Gas Pressure, sea level
(inches W.C.)
NOx
Warranty
Simulation feed forward and feedback
MC-91-1US (optional, not included)
Deluxe controller: MC-100V-1US (optional)
Bathroom controller: BC-100V-1US (optional)
MCC-91-1US (hydronic applications only)
Non-polarized two-core cable, minimum 22 AWG
• Flame failure - Flame Rod
• Boiling protection
• Combustion fan rpm check
• Over current - glass fuse (3 amp)
• Top of heater - 6 inches
• Front of heater - 6 inches
• Sides of heater - 2 inches
• Top of heater - 2 inches
• Front of heater - 6 inches
• Sides of heater - 1/2 inch
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 2.1” W.C. low fire 0.57” W.C.
Propane Gas: high fire 3.4” W.C. low fire 0.98” W.C.
Meets California and Texas NOx Emission Rules
Heat exchanger: 10 years* for residential applications; (10 years* if
used with the Rinnai Hydronic Furnace); 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)
• Remaining flame (OHS)
• Thermal fuse
• Automatic frost protection
• Back of heater - 0 inches
• Bottom of heater - 12 inches
• From vent pipe - 0 inches
• Back of heater - 0 inches
• Bottom of heater - 12 inches
• From vent pipe - 0 inches
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.
DIMENSIONS
in (mm)
Rinnai Corporation • 103 International Drive • Peachtree City, GA 30269 • Toll-Free: 1-800-621-9419 • Fax: 678-364-8643 • www.rinnai.us
WEIGHT: 51 LBS (23 KG)
The wall bracket is adjustable to allow
an additional 1.57 inches (40 mm).
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