Noritz NRC711-OD User Manual
Model NRC711 Series
Residential Condensing Tankless Water Heater
Specification Sheet
- gas consumption ranges from 15,000 BTUh to
157,000 BTUh
- flow rates from 0.5 gpm up to 7.1 gpm
- ANSI Z21.10.3/CSA 4.3 certified design that can be
wall-mounted indoors or outdoors
- available as an Outdoor (requires no venting) or indoor
Direct Vent (-DV) model which includes special plastic flue adapters that are
compatible with both 3” Schedule 40 and 80 PVC/CPVC pipe.
The DV model can also be converted to a non-direct vent (SV) model with
the use of a Conversion Kit (#SV-CK-3)
- 0.94 (NG) 0.94 (LP)
- fully condensing, 93% efficient for use with natural
gas or propane
- includes built in display that can preset the output
temperature to either 120°F, 130°F, 135°F, or 140°F
- 6’ power cord is included with -DV models only
- Flame Rod, Thermal Fuse, Lightning Protection Device (ZNR),
Overheat Prevention Device, Freezing Prevention Device, Fan Rotation Detector
Temperature Lockout, High Elevation Adjustment
- CSA, UPC**, NSF, Low NOx Approved by SCAQMD [<14ng/J or 20ppm]
OD Model
NRC711 - ____
OD (Outdoor Vent)
DV (Direct Vent)
Horizontal Hood Termination (#PVT-HL)
3” PVC Termination (#VK3-H-PVC)
Birdscreen for 3” PVC/CPVC (#VT3-PVCS)
Condensate Neutralizer (#NC-1)
Isolation Valves (#IK-WV-200-1(-LF))
SV Conversion Kit (#SV-CK-3)
Outdoor Recess Box (#RB-510)
Remote Controller (#RC-7651M)
Remote Controller Cord (#RC-CORD10)
Remote Controller Cord (#RC-CORD26)
Pipe Cover (#PC-1S)
DV Model
LOW-LEAD
CERTIFIED
R
* Heat Exchanger warranty is maintained at 12 years or 6500 operational hours, whichever occurs first, when used in a single family dwelling in conjunction with a
controlled recirculation system (an aquastat being the minimum pump control requirement) in accordance with the Installation Manual. Refer to the Noritz Limited
Warranty for complete coverage details
** This product complies with California AB 1953 Low Lead Law and Section 1417(d) of the Safe Drinking Water Act
NORITZ AMERICA CORPORATION
11160 Grace Avenue, Fountain Valley, CA 92708 Tel. 1-866-7NORITZ www.noritz.com
Dimensions
0.4”(10mm)
1.2”(31mm)
22.3”(567mm)
0.4”(10mm)
0.8”(21mm)
6.7”(170mm)
3.5”(90mm)
1.1”(28mm)
SIDE VIEW
13.8”(350mm)
5.9”(150mm) 4.9” (125mm)
3.5”(89mm)
AIR INLET
13.1”(334mm)
23.6" (600mm)
FRONT VIEW
WATER DRAIN VALVE
WATER DRAIN VALVE
HOT WATER OUTLET
CONDENSATE DRAIN
BOTTOM VIEW
Temperature
Rise (°F)
Flow Rate
(GPM)
30 40 45 50 60 70 80 90 100
7.1 7.1 6.5 5.8 4.9 4.2 3.7 3.2 2.9
3.5”(89mm)
FLUE COLLAR
Status indicator
COLD WATER INLET
WIRING THOROUGHWAY
(AC120V)
GAS INLET
WATER DRAIN VALVE
(WATER FILTER)
13.8”(350mm)
13.1”(334mm)
2.2”(56mm)
20.5”(520mm)
Flow Rates
8.5”(217mm)
OD Model
1.4”(36mm)
1.1”(28mm)
HOT WATER OUTLET(3/4")
COLD WATER INLET(3/4")
(VIEW FROM TOP)
103[4.1"]
96[3.8"]
31[1.2"]
45[1.8"]
87[3.4"]
HEIGHT OF EACH FITTING
FROM BOTTOM OF CASE
CONDENSATE DRAIN
HOT WATER OUTLET
COLD WATER INLET
GAS INLET
297[11.7"]
253[10.0"]
21[0.8"]
CONDENSATE DRAIN(1/2")
GAS INLET(1/2")
40[1.6"]
WIRING THROUGHWAY
NRC711-DV
0.8”(20mm)
1.8”(45mm)
2.3”(58mm)
2.0”(50mm)
97[3.8"]
NRC711-OD
0.8”(20mm)
1.8”(45mm)
2.3”(58mm)
2.0”(50mm)
Pressure Loss Characteristics
50
45
40
35
30
25
20
Pressure loss [psi]
15
10
5
0
0.0 1.0 2.0 3.0 4.0 5.0 6.0 7.0 8.0
Flow rate [GPM]
110
100
90
80
70
60
50
40
30
20
10
0
Pressure loss [Ft. of head]
Specifications
Model Name
Weight
Water Holding Capacity
Connection
Sizes
Water Inlet
Hot Water Outlet
Gas Inlet
Condensate Drain
Power
Supply
Consumption
NG: 52W LP: 53W Free ze Preventi on 139W
Freeze Protection
Temperature Settings with
Optional Remote Controller
Default Temperature Options
°F Mode
°C Mode
°F Mode
°C Mode
NRC711-OD
p
ounds)
40 (
NRC711-DV
41 (pounds)
0.2 Gallon (0.9 L)
3/4"
3/4"
3/4"
1/2"
120VAC (60Hz), less than 4 amperes
72
Indoor: -30
Outdoor: -4
NG: 71W LP: W Freeze Prevention 831 W
°F
115-140°F (In 5°F intervals) (6 Options)
46-48°C (In 1°C intervals), 50, 55, 60°C (In 5°C intervals) (6 Options)
120, 130, 135, 140 °F (Default is 120°F)
50, 54, 57, 60°C (Default is 50°C)
°F
ut notice.
Rev.
6/14
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