Rinnai REU-VA3237FFU installation manual Technical Data, Pressure Drop Curve, Outlet Flow Data

Page 38

Technical Data

Pressure Drop Curve

	45						100
							100
	40						90
							90
	35				R94LSi		R98LSi
	35						80	(ft head)
(psi)	30			R75LSi			70
				R75LSi
							60
Loss	25						60	Loss
	25
			R50LSi				50

Pressure	20							Pressure
	20
							40
	15
							30
							30
	10						20
							20
	5						10
							10
	0						0
	0	2	4	6	8	10	12

Water Flow Rate (gpm)

Outlet Flow Data

Water Flow Rate (gpm)

10	R98LSi
10
9	R94LSi
	R94LSi
8
7	R75LSi
6
5	R50LSi
4	R50LSi
4
3
2
1
0
0	25	50	75	100	125	150

delta T - Temperature Rise (ºF)

38	VA Series Indoor LS Manual

Image 38

Contents REU-VA3237FFU ANS Z21.10.3 CSATable of Contents Specifications R98LSiSafety Behavior and Practices Safety Features Consumer Safety InformationSafety Definitions Description of Operation Features Available on Remote ControllersFeatures Operating InstructionsRemote Controllers Models MC-91-1US & MCC-91-1USBC-100V-1US Setting the Temperature Temperature Options Without a Remote ControllerSetting the Clock Temperature RangesSetting the Sound Volume Voice Prompt Model Temperature Settings Available ºFOverview Using the Water Smart / Bath Fill FunctionSetting the Water Volume Models MC-91 and MCC-91 Setting Controller to MuteFilling the Tub Maintenance Error Fault Remedy Error CodesError Code Table Code Water Quality Trouble Shooting for Common IssuesAccessing Operating Information Flushing the Heat Exchange Error Code LC or Rinnai Water HeaterInstallation Instructions General InstructionsClearances from Appliance Attachment of the Water HeaterGeneral Instructions Electrical ConnectionGas Piping Pipe Sizing Procedure Example Freeze Protection Water PipingPressure Relief Valve Freeze Protection Piping Rinnai Water HeaterRecommended Piping for Basic Installation QTYRecommended Piping for Circulation Systems For this applicationOptional Piping for Circulation Systems Years On Heat Exchanger Years On PartsCondensate Venting InstructionsIntake / Exhaust Guidelines Maximum Vent Length Termination Vent ProductsManufacturer Product Parts Area Where Bterminal is not Permittted Flue Terminal Clearances ANS Z21.10.3 CSAAdditional Clearances Vent Terminal Inside CornerFlue Installation Concentric Venting R50LSi, R75LSi, R94LSi Exhaust Pipe Assembly Flue Installation R98LSi, R98LSi-ASMEAir Intake Assembly Venting Clearances to CombustiblesHorizontal with Concentric Termination Vertical TerminationsNumber of Connected Water Heaters Accessories Necessary High Altitude InstallationsConnecting Multiple Water Heaters GuidelinesLocation Remote Controller InstallationConfigurations Cable Lengths and SizeSecuring screw Wiring hole 21/32 For Your Safety Read Before Operating Operating InstructionsOutlet Flow Data Technical DataPressure Drop Curve Space Heating Dimensions R50LSi, R75LSi, R94LSi R98LSi, R98LSi-ASMELadder Diagram HOTConsumer Support Warranty InformationLimited Warranty VA LS Series Period of Coverage from date of purchaseWhat will Rinnai do? Rinnai’s other fine products 103 International Drive

REU-VA3237FFU specifications

The Rinnai REU-VA3237FFU is a high-efficiency gas continuous flow water heater designed to provide instant hot water on demand. It is particularly well-suited for households that require a reliable source of hot water while maximizing energy savings. This unit boasts impressive features that set it apart in the market, catering to both residential and commercial applications.

One of the standout characteristics of the REU-VA3237FFU is its energy-efficient design. With an impressive energy factor of 0.89, this model delivers exceptional performance, maximizing energy use and minimizing waste. The continuous flow technology means that there is virtually no wait time for hot water, making it ideal for busy households with multiple points of use.

The REU-VA3237FFU employs advanced temperature control technology. It features an intelligent digital controller that allows users to easily set their desired water temperature. This ensures consistent delivery of hot water at the desired temperature, enhancing comfort while also promoting safety by reducing the risk of scalding. The model also incorporates a safety lock function that can prevent accidental changes to the temperature setting.

In terms of durability and design, the Rinnai REU-VA3237FFU showcases high-quality build materials that contribute to its longevity. The stainless steel heat exchanger is resistant to corrosion, ensuring a long life expectancy and reliable performance over time. Additionally, the compact design makes it easy to install in tight spaces, whether indoors or outdoors, adapting to various installation environments.

Moreover, the Rinnai REU-VA3237FFU features a low NOx emission system, aligning with environmental standards and regulations. This eco-friendly technology makes it an excellent choice for environmentally conscious consumers looking to reduce their carbon footprint while enjoying the benefits of modern hot water systems.

The Rinnai REU-VA3237FFU is also equipped with a self-diagnostic system, which allows for easier maintenance and troubleshooting. This feature increases the unit's reliability by monitoring its performance and alerting users to any potential issues before they develop into significant problems.

In summary, the Rinnai REU-VA3237FFU is a standout continuous flow water heater that combines energy efficiency, durability, and advanced technology. With its smart temperature control, compact design, and environmentally friendly features, it is an outstanding choice for anyone seeking a dependable and efficient hot water solution.