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Noritz NRC711OD 157,000 BTU Tankless Water Heater - HCNAC1018-NG

Noritz NRC711OD 157,000 BTU Tankless Water Heater - HCNAC1018-NG

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Noritz NRC711OD 157,000 BTU Tankless Water Heater - HCNAC1018-NG

The ENERGY STAR rated Noritz NRC711 OD Natural Gas Condensing Tankless Water Heater, is part of Noritz's Series of gas fired residential condensing tankless water heaters, is designed for smaller homes and dwellings. The indoor direct vent NRC711‐DV) is a new wall mounted unit that has an energy factor of 0.94 with natural gas ‐ approximately 30 points higher than a standard, stage water heater.

Features
  • High Energy Factor: With an energy factor (EF) of 0.94, the NRC711 OD is approximately 30 points higher than standard stage tank-type gas-fired water heaters, ensuring maximum efficiency and performance.

  • Part of the ecoTOUGH Series: Designed with eco-friendly features and advanced technology, making it a sustainable choice for homeowners.

  • Compact Design: The wall-mounted design allows for easy installation in smaller homes and multi-family dwellings, saving valuable floor space.

  • Natural Gas-Powered: Designed to use natural gas, providing a reliable and efficient fuel source for consistent hot water supply.

  • Outdoor Installation: The NRC711 OD model is designed for outdoor installation, freeing up indoor space and simplifying venting requirements.

Specifications
Case Steel
Direct Electronic Ignition Yes
Energy Star Yes
Finish Family Beige
Flow Rate @ 35 ºF Rise 7.1 gpm
Flow Rate @ 45 ºF Rise 6.5 gpm
Flow Rate @ 75 ºF Rise 3.7 gpm
Flow Rate, Maximum 7.1 gpm
Hard-Wired Remote Yes
Heat Exchanger Warranty 15 Year year
Indoor/Outdoor Outdoor
Labor Warranty 1 Year
Lightning Protection Yes
Maximum Temperature 140 ºF
Min. Installation Clearance, Front 24 Inch
Min. Installation Clearance, Sides 6 Inch in
Min. Installation Clearance, Top 36 Inch in
Minimum Activation Rate 0.5 gpm
Must ship freight Yes
Parts Warranty 5 Year Limited Parts Warranty
Product Depth 6.7 in
Product Height 23.6 in
Product Shipping Weight 40 lb
Product Width 13.13 in
Recirculation compatible Yes
Shipping Cost 140
Shipping Time 7 to 10 days
Thermal Efficiency 0.93 %
Unit Type (Selector) Standard
Warranty 15 Year Limited Heat Exchange year
Water Connection Location Top
Water Connection Size 3/4 Inch in
Water Pressure Range, Min-Max 15-150 psig
Wattage 139 W
What Our Experts Think

The Noritz NRC711OD 157,000 BTU Tankless Water Heater (HCNAC1018-NG) is a compact, energy-efficient outdoor unit tailored for small to medium-sized households. Here's why it’s an excellent choice:

  • Reliable Performance: 157,000 BTU capacity ensures consistent hot water for smaller homes or low-demand applications.
  • Condensing Technology: Maximizes energy efficiency by recycling exhaust heat, reducing utility costs.
  • Outdoor Installation: Saves indoor space and eliminates the need for complex venting systems.
  • Weather-Resistant Design: Built with durable materials to withstand outdoor conditions and ensure long-term reliability.
  • Energy-Saving Operation: Heats water on demand, minimizing energy waste and standby costs.
  • Natural Gas Powered: Cost-effective and reliable energy source for uninterrupted performance.
  • Environmentally Friendly: Produces low NOx emissions, meeting strict environmental regulations.
Q&A

Q: What is the Noritz NRC711OD (HCNAC1018-NG)?
A: The Noritz NRC711OD is an outdoor tankless water heater with a capacity of 157,000 BTU. It uses condensing technology to deliver continuous hot water efficiently for residential applications.

Q: What are the key features of this water heater?
A:

  • Condensing technology: Boosts energy efficiency and minimizes emissions.
  • Outdoor design: Weather-resistant and saves indoor space.
  • Moderate capacity: Perfect for small to medium household hot water needs.
  • Natural gas-powered: Reliable and economical operation.

Q: Who is this product ideal for?
A: Ideal for homeowners looking for a space-saving, energy-efficient outdoor water heater for moderate hot water demands.

Q: Why choose the Noritz NRC711OD?
A: It offers a compact design, energy savings, and reliable performance, making it a practical choice for eco-conscious homeowners.

Maintenance Tips
  • Flush the System: Descale the unit every 6–12 months to prevent mineral buildup and ensure efficiency.
  • Clean the Water Filter: Inspect and clean the inlet water filter monthly to maintain proper water flow.
  • Check Ventilation: Keep the air intake and exhaust areas free from debris to ensure proper airflow.
  • Inspect Condensate Drain: Regularly check and clean the condensate drain line to avoid clogs or leaks.
  • Protect from Freezing: Use the built-in freeze protection or drain the unit if it will be exposed to freezing temperatures.
  • Check Connections: Regularly inspect gas, water, and electrical connections for leaks or wear, and tighten as needed.
  • Monitor Error Codes: Address any error codes displayed on the control panel promptly using the manual.
  • Annual Service: Have a certified technician perform annual maintenance to optimize performance and safety.