Specification Sheet

Rinnai Corporation • 103 International Drive • Peachtree City, GA 30269 • Toll-Free: 1-800-621-9419 • Fax: [phone] • www.rinnai.us
C199i (KBD3237FFUDC)
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
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: 5years*, 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: 61.7 lb (28 kg)
MC-91-2US (included)
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 (152mm)
 Front of heater - 6 inches *(152mm)
 Sides of heater - 2 inches (51mm)
 Top of heater - 2 inches (51mm)
 Front of heater - 6 inches *(152.mm)
 Sides of heater - 1/2 inches (13mm)
Natural Gas: min 4” W.C. (2.5mbar) max 10.5” W.C. (26.1mbar)
Propane Gas: min 8” W.C. (20mbar) max 13.5” W.C. (33.6mbar)
Natural Gas: high fire 3.0” W.C. (7.5mbar) low fire 0.42” W.C. (1.1mbar)
Propane Gas: high fire 3.5” W.C. (8.7mbar) low fire 0.47” W.C. (1.2mbar)
Complies with South Coast Air Quality Management District 14 ng/J or 20 ppm
NOx emission levels
g
-Ubbink Polypropylene Concentric Vent
-Twin Pipe PVC/CPVC (3” and 4” configurations)
-Centrotherm 3” Polypropylene (with Centrotherm Twin Pipe Adapter);
-Common Vent Solutions
-Room Air (Room air can be used only in commercial common vent applications where
the exhaust terminates vertically)
See installation and operation manual for more details.
 Remaining flame (OHS)
 Thermal fuse
 Automatic frost protection
 Back of heater - 0 inches
 Bottom of heater - 12 inches (305mm)
 From vent pipe - 0 inches
 Back of heater - 0 inches
 Bottom of heater - 12 inches (305mm)
 From vent pipe - 0 inches
Controller
Controller Cable
Safety Devices
Clearances from Combustibles
* 24 inches (610mm) required for service
Clearances from Non-combustibles
* 24 inches (610mm) required for service
Min. / Max. Gas Supply Pressure
Manifold Gas Pressure (inches W.C.)
NOx
Venting
ø 5.5 (140.2)
31.2 (791.3)
2.02 (51.3)
20.6 (523.3)
2.8 (70.1)
10.1 (257.7)
28.5 (723.3)
25.7 (654)
8.7 (222)
A
1.2 (31.2)
2.9 (74.6)
5.9 (150)