Reliance Water Heaters N71120NE, N85390NE instruction manual Outdoor Air Through Two Vertical Ducts

Page 17

Outdoor Air Through Two Vertical Ducts

The illustrations shown in this section of the manual are a reference for the openings that provide fresh air into confined spaces only.

Do not refer to these illustrations for the purpose of vent installation. See Venting Installation on page 14 for complete venting installation instructions.

Figure 17.

The confined space shall be provided with two permanent vertical ducts, one commencing within 12 inches (300 mm) of the top and one commencing within 12 inches (300 mm) of the bottom of the enclosure. The vertical ducts shall communicate directly with the outdoors. See Figure 17.

Each duct opening shall have a minimum free area of 1 square inch per 4,000 Btu/hr (550 mm2 per kW) of the aggregate input rating of all appliances installed in the enclosure.

When ducts are used, they shall be of the same cross sectional area as the free area of the openings to which they connect. The minimum dimension of rectangular air ducts shall be not less than 3 inches.

Air From Other Indoor Spaces

Figure 18.

The confined space shall be provided with two permanent openings, one commencing within 12 inches (300 mm) of the top and one commencing within 12 inches (300 mm) of the bottom of the enclosure. See Figure 18.

Each opening shall communicate directly with an additional room(s) of sufficient volume so that the combined volume of all spaces meets the criteria for an Unconfined Space.

Each opening shall have a minimum free area of 1 square inch per 1,000 Btu/hr (1100 mm2 per kW) of the aggregate input rating of all appliances installed in the enclosure. Each opening shall not be less than 100 square inches (645 cm2).

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Contents Commercial gas water heaters Installation Operation ServiceTable Of Contents Approvals Safe Installation, Use and ServiceFire and Explosion Hazard General Safety InformationHydrogen Gas Flammable PrecautionsGrounding Instructions Introduction Qualified Installer or Service AgencyAbbreviations Used QualificationsHigh limit switch Hydro Cannon self-cleaning systemLow Gas Pressure Switch Electronic ignition controlRough In Dimensions Installation considerationsROUGH-IN-DIMENSIONS Recovery CAPACITIES, based on 80% efficiencyClearances Locating the water heaterInsulation Blanket Installation on combustible flooringHard Water Circulation pumpsHigh Altitude Installations Power Supply Installation RequirementsWater Temperature Control and Mixing Valves Gas pressure requirementsDishwashing Machines Temperature-pressure relief valveClosed Water Systems Thermal ExpansionValve Discharge Pipe Requirements Contaminated AirAir requirements Venting Unconfined SpaceConfined Space Fresh Air Openings For Confined Spaces Multiple heater manifoldOutdoor Air Through Two Openings Outdoor Air Through One OpeningAir From Other Indoor Spaces Outdoor Air Through Two Vertical DuctsMultiple Gas Fired Tank-Type Heaters Type B GAS VentTechnical Data Venting Valve Discharge Pipe Water heater installationWater Line Connections Tube Inlet Installation Heater wiring GAS Supply Pipe Lengths in Feet GAS PipingPurging GAS Pressure RegulatorFilling AdjustmentsGeneral Lighting & Operation Label Igniter Assembly Check the Igniter AssemblyChecking Venting Main BurnerChecking the Input Remote storage tank temperature control MAINTENANCETemperature-Pressure relief Valve test Venting systemDraining and flushing Anode rod inspectionTo Drain the Water Heater Storage Tank To Flush the Water Heater Storage TankDeliming solvents Tank Cleanout ProcedureDeliming Using FLO-JUG Method Ignition module system System diagnosticsFor Your Information High Water Temperature Shut OFF SystemElectrical Servicing Start up conditionsSequence of Operation Flow Chart Complaint Cause Remedy User Service Agent Operational checklistWater Piping DiagramsTemperature & Pressure Temperature & Pressure Relief Valve Circulating Pump Multi Flue 2 Units Multi Flue 2 Units with Vertical Storage Tank Multi Flue 2 Units with Vertical Storage Tank Return from Multi Flue 2 Units TWO Temperature Multi Flue 2 Units with Booster TWO Temperature MULTI-FLUE 3 Units MULTI-FLUE 3 Units with Vertical Storage Tank MULTI-FLUE 3 Units with Horizontal Storage Tank Multi Flue Flue 4 Units MULTI-FLUE 4 Units with Vertical Storage Tank MULTI-FLUE 4 Units with Horizontal Storage Tank Manifold Kits Page Page Page Page Limited Warranty Tennessee Waltz Parkway, Ashland City, TN Tech Support Parts

N71120NE, N85390NE specifications

Reliance Water Heaters has established itself as a trusted name in the water heating industry, consistently delivering high-quality products that meet the diverse needs of consumers. Among their offerings, the Reliance N71120NE and N85390NE models stand out due to their advanced features and innovative technologies.

The Reliance N71120NE is known for its efficient heating capabilities, boasting a 40-gallon capacity that is ideal for medium-sized households. This model features a durable glass-lined tank that provides exceptional resistance to rust and corrosion, ensuring longevity and durability. One of its standout characteristics is the built-in energy-saving mode, which optimizes energy consumption without compromising performance. This unit operates on electricity, making it a versatile option for various settings. Additionally, the N71120NE is designed with a temperature control thermostat, allowing users to set and maintain their desired water temperature with ease.

On the other hand, the Reliance N85390NE model offers a larger capacity of 50 gallons, making it suitable for larger families or homes with increased hot water demands. Similar to the N71120NE, this model comes with a glass-lined tank for superior protection against corrosion. One of the advanced technologies featured in the N85390NE is the High-Quality Insulation System, which minimizes heat loss and maintains water temperature efficiently. This model also includes a self-diagnostics system, providing users with real-time updates on performance and maintenance needs. The innovative anode rod in this unit extends the lifespan of the tank by sacrificially corroding instead of the tank itself.

Both models are designed with safety in mind, featuring a pressure relief valve that prevents pressure buildup, making them safe for residential use. Moreover, each unit adheres to the latest energy efficiency standards, contributing to reduced utility bills and a smaller carbon footprint.

Reliance Water Heaters emphasizes user-friendly installation and maintenance, making it easy for homeowners to enjoy the benefits of these advanced water heaters. Overall, the Reliance N71120NE and N85390NE models represent excellence in water heating technology, offering efficient, reliable, and user-friendly solutions for modern households. Choosing either of these models ensures that users can enjoy hot water on demand while benefiting from enhanced efficiency and durability.