Model NR-98-SV (GQ-2857WX-F US) Residential Tankless Water Heater
Non-condensing, Liquid Propane Gas (LP)
With plenty of power to heat multiple points of hot water use, the NR-98-SV tankless water heater is perfect for mid-sized to large homes that have up to 4 showers. The -SV single vent model takes fresh air from the area where the unit is installed. Check out these superior features:
Superior Features
♦ Gas consumption range from 16,000 BTUh to 199,900 BTUh
♦ Flow rate range from 0.5 GPM to 9.8 GPM
♦ Can be wall-mounted indoors with a Single Vent (-SV) or Concentric Direct Vent (-DVC) model, or outdoors with an -OD model
♦ Highest-quality heat exchanger: Manufactured with commercial grade copper, 25% thicker piping than standard models
♦ Venting options available in Power Vent (-SV), Outdoor (-OD), or Concentric Direct Vent (-DVC) model that requires either 4” Category III or 5“/3” Noritz concentric stainless steel pipe
♦ Durable steel case with polyester coating to maintain its finish for many years.
♦ Direct electronic ignition
♦ Quick-Connect: The same models can be linked together with the optional Quick Connect Cord (QC-2) for twice the hot water capacity.
♦ Includes remote thermostat for precise adjustment of output temperature from 100°F to 140°F
♦ 6-foot power cord included with -SV and -DVC models. Assembly is required for SV models. Please consult manual.
♦ Safety and product protection features:
◊ Flame Sensor
◊ Overheat Prevention Device
◊ Lightning Protection Device
◊ Freeze Protection
♦ Temperature Lockout
♦ High Elevation Capability
♦ New Scale Detection Function
♦ Certifications
◊ ANSI Z21.10.3/CSA 4.3 certified design
◊ CSA
◊ UPC: This product complies with California AB 1953 Low Lead Law and Section 1417(d) of the Safe Drinking Water Act.
◊ NSF
◊ Low NOx Approved by SCAQMD [<14ng/J or 20ppm]
◊ Approved for installation in manufactured and mobile homes (OD and DVC models only)
♦ Warranty
◊ Heat Exchanger warranty in residences: 12 years or 6500 operational hours, whichever occurs first
◊ 5 year warranty on parts
◊ 1 year warranty for reasonable labor
Refer to the Noritz Limited Warranty here for complete coverage details.
Specifications
| Installation type |
Indoor |
| Home Size |
Southern climate: 3 to 4 baths
Northern climate: 2 baths |
| Dimensions |
23.6" (H) x 13.8" (W) x 9.4" (D) |
| Weight |
54 lbs. |
| Gas Consumption |
Min. 16,000 BTUH
Max. 199,900 BTUH
|
| Fuel type |
LPG Propane Gas |
| Capacity Range |
0.5 to 9.8 gallons per minute |
| Uniform Energy Factor (UEF) |
0.81 |
| Thermal Efficiency |
84% |
| Temperature Settings |
100 to 140° F (in 5° F Intervals. 9 options) |
 |
 |
Temperature increase above incoming water temperature at various flow rates
This is how to determine whether this tankless water heater will heat the amount of water you require.
| Temperature Rise (°F) |
30 |
40 |
45 |
50 |
60 |
70 |
80 |
90 |
100 |
|
Flow Rate (GPM)
|
9.8 |
8.4 |
7.5 |
6.7 |
5.6 |
4.8 |
4.2 |
3.7 |
3.4 |
Downloads
• Technical specifications
• Install manual
• Owner's manual
Note that PVC CANNOT be used for venting.
